--- /dev/null
+ package be.nikiroo.utils;
+
+ /*
+ * #%L
+ * NanoHttpd-Core
+ * %%
+ * Copyright (C) 2012 - 2015 nanohttpd
+ * %%
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of the nanohttpd nor the names of its contributors
+ * may be used to endorse or promote products derived from this software without
+ * specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+ * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * #L%
+ */
+
+ import java.io.BufferedInputStream;
+ import java.io.BufferedReader;
+ import java.io.BufferedWriter;
+ import java.io.ByteArrayInputStream;
+ import java.io.ByteArrayOutputStream;
+ import java.io.Closeable;
+ import java.io.DataOutput;
+ import java.io.DataOutputStream;
+ import java.io.File;
+ import java.io.FileOutputStream;
+ import java.io.FilterOutputStream;
+ import java.io.IOException;
+ import java.io.InputStream;
+ import java.io.InputStreamReader;
+ import java.io.OutputStream;
+ import java.io.OutputStreamWriter;
+ import java.io.PrintWriter;
+ import java.io.RandomAccessFile;
+ import java.io.UnsupportedEncodingException;
+ import java.net.InetAddress;
+ import java.net.InetSocketAddress;
+ import java.net.ServerSocket;
+ import java.net.Socket;
+ import java.net.SocketException;
+ import java.net.SocketTimeoutException;
+ import java.net.URL;
+ import java.net.URLDecoder;
+ import java.nio.ByteBuffer;
+ import java.nio.channels.FileChannel;
+ import java.nio.charset.Charset;
+ import java.nio.charset.CharsetEncoder;
+ import java.security.KeyStore;
+ import java.text.SimpleDateFormat;
+ import java.util.ArrayList;
+ import java.util.Calendar;
+ import java.util.Collections;
+ import java.util.Date;
+ import java.util.Enumeration;
+ import java.util.HashMap;
+ import java.util.Iterator;
+ import java.util.List;
+ import java.util.Locale;
+ import java.util.Map;
+ import java.util.Map.Entry;
+ import java.util.Properties;
+ import java.util.StringTokenizer;
+ import java.util.TimeZone;
+ import java.util.logging.Level;
+ import java.util.logging.Logger;
+ import java.util.regex.Matcher;
+ import java.util.regex.Pattern;
+ import java.util.zip.GZIPOutputStream;
+
+ import javax.net.ssl.KeyManager;
+ import javax.net.ssl.KeyManagerFactory;
+ import javax.net.ssl.SSLContext;
+ import javax.net.ssl.SSLException;
+ import javax.net.ssl.SSLServerSocket;
+ import javax.net.ssl.SSLServerSocketFactory;
+ import javax.net.ssl.TrustManagerFactory;
+
+ import be.nikiroo.utils.NanoHTTPD.Response.IStatus;
+ import be.nikiroo.utils.NanoHTTPD.Response.Status;
+
+ /**
+ * A simple, tiny, nicely embeddable HTTP server in Java
+ * <p/>
+ * <p/>
+ * NanoHTTPD
+ * <p>
+ * Copyright (c) 2012-2013 by Paul S. Hawke, 2001,2005-2013 by Jarno Elonen,
+ * 2010 by Konstantinos Togias
+ * </p>
+ * <p/>
+ * <p/>
+ * <b>Features + limitations: </b>
+ * <ul>
+ * <p/>
+ * <li>Only one Java file</li>
+ * <li>Java 5 compatible</li>
+ * <li>Released as open source, Modified BSD licence</li>
+ * <li>No fixed config files, logging, authorization etc. (Implement yourself if
+ * you need them.)</li>
+ * <li>Supports parameter parsing of GET and POST methods (+ rudimentary PUT
+ * support in 1.25)</li>
+ * <li>Supports both dynamic content and file serving</li>
+ * <li>Supports file upload (since version 1.2, 2010)</li>
+ * <li>Supports partial content (streaming)</li>
+ * <li>Supports ETags</li>
+ * <li>Never caches anything</li>
+ * <li>Doesn't limit bandwidth, request time or simultaneous connections</li>
+ * <li>Default code serves files and shows all HTTP parameters and headers</li>
+ * <li>File server supports directory listing, index.html and index.htm</li>
+ * <li>File server supports partial content (streaming)</li>
+ * <li>File server supports ETags</li>
+ * <li>File server does the 301 redirection trick for directories without '/'</li>
+ * <li>File server supports simple skipping for files (continue download)</li>
+ * <li>File server serves also very long files without memory overhead</li>
+ * <li>Contains a built-in list of most common MIME types</li>
+ * <li>All header names are converted to lower case so they don't vary between
+ * browsers/clients</li>
+ * <p/>
+ * </ul>
+ * <p/>
+ * <p/>
+ * <b>How to use: </b>
+ * <ul>
+ * <p/>
+ * <li>Subclass and implement serve() and embed to your own program</li>
+ * <p/>
+ * </ul>
+ * <p/>
+ * See the separate "LICENSE.md" file for the distribution license (Modified BSD
+ * licence)
+ */
+ public abstract class NanoHTTPD {
+
+ /**
+ * Pluggable strategy for asynchronously executing requests.
+ */
+ public interface AsyncRunner {
+
+ void closeAll();
+
+ void closed(ClientHandler clientHandler);
+
+ void exec(ClientHandler code);
+ }
+
+ /**
+ * The runnable that will be used for every new client connection.
+ */
+ public class ClientHandler implements Runnable {
+
+ private final InputStream inputStream;
+
+ private final Socket acceptSocket;
+
+ public ClientHandler(InputStream inputStream, Socket acceptSocket) {
+ this.inputStream = inputStream;
+ this.acceptSocket = acceptSocket;
+ }
+
+ public void close() {
+ safeClose(this.inputStream);
+ safeClose(this.acceptSocket);
+ }
+
+ @Override
+ public void run() {
+ OutputStream outputStream = null;
+ try {
+ outputStream = this.acceptSocket.getOutputStream();
+ TempFileManager tempFileManager = NanoHTTPD.this.tempFileManagerFactory.create();
+ HTTPSession session = new HTTPSession(tempFileManager, this.inputStream, outputStream, this.acceptSocket.getInetAddress());
+ while (!this.acceptSocket.isClosed()) {
+ session.execute();
+ }
+ } catch (Exception e) {
+ // When the socket is closed by the client,
+ // we throw our own SocketException
+ // to break the "keep alive" loop above. If
+ // the exception was anything other
+ // than the expected SocketException OR a
+ // SocketTimeoutException, print the
+ // stacktrace
+ if (!(e instanceof SocketException && "NanoHttpd Shutdown".equals(e.getMessage())) && !(e instanceof SocketTimeoutException)) {
+ NanoHTTPD.LOG.log(Level.SEVERE, "Communication with the client broken, or an bug in the handler code", e);
+ }
+ } finally {
+ safeClose(outputStream);
+ safeClose(this.inputStream);
+ safeClose(this.acceptSocket);
+ NanoHTTPD.this.asyncRunner.closed(this);
+ }
+ }
+ }
+
+ public static class Cookie {
+
+ public static String getHTTPTime(int days) {
+ Calendar calendar = Calendar.getInstance();
+ SimpleDateFormat dateFormat = new SimpleDateFormat("EEE, dd MMM yyyy HH:mm:ss z", Locale.US);
+ dateFormat.setTimeZone(TimeZone.getTimeZone("GMT"));
+ calendar.add(Calendar.DAY_OF_MONTH, days);
+ return dateFormat.format(calendar.getTime());
+ }
+
+ private final String n, v, e;
+
+ public Cookie(String name, String value) {
+ this(name, value, 30);
+ }
+
+ public Cookie(String name, String value, int numDays) {
+ this.n = name;
+ this.v = value;
+ this.e = getHTTPTime(numDays);
+ }
+
+ public Cookie(String name, String value, String expires) {
+ this.n = name;
+ this.v = value;
+ this.e = expires;
+ }
+
+ public String getHTTPHeader() {
+ String fmt = "%s=%s; expires=%s";
+ return String.format(fmt, this.n, this.v, this.e);
+ }
+ }
+
+ /**
+ * Provides rudimentary support for cookies. Doesn't support 'path',
+ * 'secure' nor 'httpOnly'. Feel free to improve it and/or add unsupported
+ * features.
+ *
+ * @author LordFokas
+ */
+ public class CookieHandler implements Iterable<String> {
+
+ private final HashMap<String, String> cookies = new HashMap<String, String>();
+
+ private final ArrayList<Cookie> queue = new ArrayList<Cookie>();
+
+ public CookieHandler(Map<String, String> httpHeaders) {
+ String raw = httpHeaders.get("cookie");
+ if (raw != null) {
+ String[] tokens = raw.split(";");
+ for (String token : tokens) {
+ String[] data = token.trim().split("=");
+ if (data.length == 2) {
+ this.cookies.put(data[0], data[1]);
+ }
+ }
+ }
+ }
+
+ /**
+ * Set a cookie with an expiration date from a month ago, effectively
+ * deleting it on the client side.
+ *
+ * @param name
+ * The cookie name.
+ */
+ public void delete(String name) {
+ set(name, "-delete-", -30);
+ }
+
+ @Override
+ public Iterator<String> iterator() {
+ return this.cookies.keySet().iterator();
+ }
+
+ /**
+ * Read a cookie from the HTTP Headers.
+ *
+ * @param name
+ * The cookie's name.
+ * @return The cookie's value if it exists, null otherwise.
+ */
+ public String read(String name) {
+ return this.cookies.get(name);
+ }
+
+ public void set(Cookie cookie) {
+ this.queue.add(cookie);
+ }
+
+ /**
+ * Sets a cookie.
+ *
+ * @param name
+ * The cookie's name.
+ * @param value
+ * The cookie's value.
+ * @param expires
+ * How many days until the cookie expires.
+ */
+ public void set(String name, String value, int expires) {
+ this.queue.add(new Cookie(name, value, Cookie.getHTTPTime(expires)));
+ }
+
+ /**
+ * Internally used by the webserver to add all queued cookies into the
+ * Response's HTTP Headers.
+ *
+ * @param response
+ * The Response object to which headers the queued cookies
+ * will be added.
+ */
+ public void unloadQueue(Response response) {
+ for (Cookie cookie : this.queue) {
+ response.addHeader("Set-Cookie", cookie.getHTTPHeader());
+ }
+ }
+ }
+
+ /**
+ * Default threading strategy for NanoHTTPD.
+ * <p/>
+ * <p>
+ * By default, the server spawns a new Thread for every incoming request.
+ * These are set to <i>daemon</i> status, and named according to the request
+ * number. The name is useful when profiling the application.
+ * </p>
+ */
+ public static class DefaultAsyncRunner implements AsyncRunner {
+
+ private long requestCount;
+
+ private final List<ClientHandler> running = Collections.synchronizedList(new ArrayList<NanoHTTPD.ClientHandler>());
+
+ /**
+ * @return a list with currently running clients.
+ */
+ public List<ClientHandler> getRunning() {
+ return running;
+ }
+
+ @Override
+ public void closeAll() {
+ // copy of the list for concurrency
+ for (ClientHandler clientHandler : new ArrayList<ClientHandler>(this.running)) {
+ clientHandler.close();
+ }
+ }
+
+ @Override
+ public void closed(ClientHandler clientHandler) {
+ this.running.remove(clientHandler);
+ }
+
+ @Override
+ public void exec(ClientHandler clientHandler) {
+ ++this.requestCount;
+ Thread t = new Thread(clientHandler);
+ t.setDaemon(true);
+ t.setName("NanoHttpd Request Processor (#" + this.requestCount + ")");
+ this.running.add(clientHandler);
+ t.start();
+ }
+ }
+
+ /**
+ * Default strategy for creating and cleaning up temporary files.
+ * <p/>
+ * <p>
+ * By default, files are created by <code>File.createTempFile()</code> in
+ * the directory specified.
+ * </p>
+ */
+ public static class DefaultTempFile implements TempFile {
+
+ private final File file;
+
+ private final OutputStream fstream;
+
+ public DefaultTempFile(File tempdir) throws IOException {
+ this.file = File.createTempFile("NanoHTTPD-", "", tempdir);
+ this.fstream = new FileOutputStream(this.file);
+ }
+
+ @Override
+ public void delete() throws Exception {
+ safeClose(this.fstream);
+ if (!this.file.delete()) {
+ throw new Exception("could not delete temporary file: " + this.file.getAbsolutePath());
+ }
+ }
+
+ @Override
+ public String getName() {
+ return this.file.getAbsolutePath();
+ }
+
+ @Override
+ public OutputStream open() throws Exception {
+ return this.fstream;
+ }
+ }
+
+ /**
+ * Default strategy for creating and cleaning up temporary files.
+ * <p/>
+ * <p>
+ * This class stores its files in the standard location (that is, wherever
+ * <code>java.io.tmpdir</code> points to). Files are added to an internal
+ * list, and deleted when no longer needed (that is, when
+ * <code>clear()</code> is invoked at the end of processing a request).
+ * </p>
+ */
+ public static class DefaultTempFileManager implements TempFileManager {
+
+ private final File tmpdir;
+
+ private final List<TempFile> tempFiles;
+
+ public DefaultTempFileManager() {
+ this.tmpdir = new File(System.getProperty("java.io.tmpdir"));
+ if (!tmpdir.exists()) {
+ tmpdir.mkdirs();
+ }
+ this.tempFiles = new ArrayList<TempFile>();
+ }
+
+ @Override
+ public void clear() {
+ for (TempFile file : this.tempFiles) {
+ try {
+ file.delete();
+ } catch (Exception ignored) {
+ NanoHTTPD.LOG.log(Level.WARNING, "could not delete file ", ignored);
+ }
+ }
+ this.tempFiles.clear();
+ }
+
+ @Override
+ public TempFile createTempFile(String filename_hint) throws Exception {
+ DefaultTempFile tempFile = new DefaultTempFile(this.tmpdir);
+ this.tempFiles.add(tempFile);
+ return tempFile;
+ }
+ }
+
+ /**
+ * Default strategy for creating and cleaning up temporary files.
+ */
+ private class DefaultTempFileManagerFactory implements TempFileManagerFactory {
+
+ @Override
+ public TempFileManager create() {
+ return new DefaultTempFileManager();
+ }
+ }
+
+ /**
+ * Creates a normal ServerSocket for TCP connections
+ */
+ public static class DefaultServerSocketFactory implements ServerSocketFactory {
+
+ @Override
+ public ServerSocket create() throws IOException {
+ return new ServerSocket();
+ }
+
+ }
+
+ /**
+ * Creates a new SSLServerSocket
+ */
+ public static class SecureServerSocketFactory implements ServerSocketFactory {
+
+ private SSLServerSocketFactory sslServerSocketFactory;
+
+ private String[] sslProtocols;
+
+ public SecureServerSocketFactory(SSLServerSocketFactory sslServerSocketFactory, String[] sslProtocols) {
+ this.sslServerSocketFactory = sslServerSocketFactory;
+ this.sslProtocols = sslProtocols;
+ }
+
+ @Override
+ public ServerSocket create() throws IOException {
+ SSLServerSocket ss = null;
+ ss = (SSLServerSocket) this.sslServerSocketFactory.createServerSocket();
+ if (this.sslProtocols != null) {
+ ss.setEnabledProtocols(this.sslProtocols);
+ } else {
+ ss.setEnabledProtocols(ss.getSupportedProtocols());
+ }
+ ss.setUseClientMode(false);
+ ss.setWantClientAuth(false);
+ ss.setNeedClientAuth(false);
+ return ss;
+ }
+
+ }
+
+ private static final String CONTENT_DISPOSITION_REGEX = "([ |\t]*Content-Disposition[ |\t]*:)(.*)";
+
+ private static final Pattern CONTENT_DISPOSITION_PATTERN = Pattern.compile(CONTENT_DISPOSITION_REGEX, Pattern.CASE_INSENSITIVE);
+
+ private static final String CONTENT_TYPE_REGEX = "([ |\t]*content-type[ |\t]*:)(.*)";
+
+ private static final Pattern CONTENT_TYPE_PATTERN = Pattern.compile(CONTENT_TYPE_REGEX, Pattern.CASE_INSENSITIVE);
+
+ private static final String CONTENT_DISPOSITION_ATTRIBUTE_REGEX = "[ |\t]*([a-zA-Z]*)[ |\t]*=[ |\t]*['|\"]([^\"^']*)['|\"]";
+
+ private static final Pattern CONTENT_DISPOSITION_ATTRIBUTE_PATTERN = Pattern.compile(CONTENT_DISPOSITION_ATTRIBUTE_REGEX);
+
+ protected static class ContentType {
+
+ private static final String ASCII_ENCODING = "US-ASCII";
+
+ private static final String MULTIPART_FORM_DATA_HEADER = "multipart/form-data";
+
+ private static final String CONTENT_REGEX = "[ |\t]*([^/^ ^;^,]+/[^ ^;^,]+)";
+
+ private static final Pattern MIME_PATTERN = Pattern.compile(CONTENT_REGEX, Pattern.CASE_INSENSITIVE);
+
+ private static final String CHARSET_REGEX = "[ |\t]*(charset)[ |\t]*=[ |\t]*['|\"]?([^\"^'^;^,]*)['|\"]?";
+
+ private static final Pattern CHARSET_PATTERN = Pattern.compile(CHARSET_REGEX, Pattern.CASE_INSENSITIVE);
+
+ private static final String BOUNDARY_REGEX = "[ |\t]*(boundary)[ |\t]*=[ |\t]*['|\"]?([^\"^'^;^,]*)['|\"]?";
+
+ private static final Pattern BOUNDARY_PATTERN = Pattern.compile(BOUNDARY_REGEX, Pattern.CASE_INSENSITIVE);
+
+ private final String contentTypeHeader;
+
+ private final String contentType;
+
+ private final String encoding;
+
+ private final String boundary;
+
+ public ContentType(String contentTypeHeader) {
+ this.contentTypeHeader = contentTypeHeader;
+ if (contentTypeHeader != null) {
+ contentType = getDetailFromContentHeader(contentTypeHeader, MIME_PATTERN, "", 1);
+ encoding = getDetailFromContentHeader(contentTypeHeader, CHARSET_PATTERN, null, 2);
+ } else {
+ contentType = "";
+ encoding = "UTF-8";
+ }
+ if (MULTIPART_FORM_DATA_HEADER.equalsIgnoreCase(contentType)) {
+ boundary = getDetailFromContentHeader(contentTypeHeader, BOUNDARY_PATTERN, null, 2);
+ } else {
+ boundary = null;
+ }
+ }
+
+ private String getDetailFromContentHeader(String contentTypeHeader, Pattern pattern, String defaultValue, int group) {
+ Matcher matcher = pattern.matcher(contentTypeHeader);
+ return matcher.find() ? matcher.group(group) : defaultValue;
+ }
+
+ public String getContentTypeHeader() {
+ return contentTypeHeader;
+ }
+
+ public String getContentType() {
+ return contentType;
+ }
+
+ public String getEncoding() {
+ return encoding == null ? ASCII_ENCODING : encoding;
+ }
+
+ public String getBoundary() {
+ return boundary;
+ }
+
+ public boolean isMultipart() {
+ return MULTIPART_FORM_DATA_HEADER.equalsIgnoreCase(contentType);
+ }
+
+ public ContentType tryUTF8() {
+ if (encoding == null) {
+ return new ContentType(this.contentTypeHeader + "; charset=UTF-8");
+ }
+ return this;
+ }
+ }
+
+ protected class HTTPSession implements IHTTPSession {
+
+ private static final int REQUEST_BUFFER_LEN = 512;
+
+ private static final int MEMORY_STORE_LIMIT = 1024;
+
+ public static final int BUFSIZE = 8192;
+
+ public static final int MAX_HEADER_SIZE = 1024;
+
+ private final TempFileManager tempFileManager;
+
+ private final OutputStream outputStream;
+
+ private final BufferedInputStream inputStream;
+
+ private int splitbyte;
+
+ private int rlen;
+
+ private String uri;
+
+ private Method method;
+
+ private Map<String, List<String>> parms;
+
+ private Map<String, String> headers;
+
+ private CookieHandler cookies;
+
+ private String queryParameterString;
+
+ private String remoteIp;
+
+ private String remoteHostname;
+
+ private String protocolVersion;
+
+ public HTTPSession(TempFileManager tempFileManager, InputStream inputStream, OutputStream outputStream) {
+ this.tempFileManager = tempFileManager;
+ this.inputStream = new BufferedInputStream(inputStream, HTTPSession.BUFSIZE);
+ this.outputStream = outputStream;
+ }
+
+ public HTTPSession(TempFileManager tempFileManager, InputStream inputStream, OutputStream outputStream, InetAddress inetAddress) {
+ this.tempFileManager = tempFileManager;
+ this.inputStream = new BufferedInputStream(inputStream, HTTPSession.BUFSIZE);
+ this.outputStream = outputStream;
+ this.remoteIp = inetAddress.isLoopbackAddress() || inetAddress.isAnyLocalAddress() ? "127.0.0.1" : inetAddress.getHostAddress().toString();
+ this.remoteHostname = inetAddress.isLoopbackAddress() || inetAddress.isAnyLocalAddress() ? "localhost" : inetAddress.getHostName().toString();
+ this.headers = new HashMap<String, String>();
+ }
+
+ /**
+ * Decodes the sent headers and loads the data into Key/value pairs
+ */
+ private void decodeHeader(BufferedReader in, Map<String, String> pre, Map<String, List<String>> parms, Map<String, String> headers) throws ResponseException {
+ try {
+ // Read the request line
+ String inLine = in.readLine();
+ if (inLine == null) {
+ return;
+ }
+
+ StringTokenizer st = new StringTokenizer(inLine);
+ if (!st.hasMoreTokens()) {
+ throw new ResponseException(Response.Status.BAD_REQUEST, "BAD REQUEST: Syntax error. Usage: GET /example/file.html");
+ }
+
+ pre.put("method", st.nextToken());
+
+ if (!st.hasMoreTokens()) {
+ throw new ResponseException(Response.Status.BAD_REQUEST, "BAD REQUEST: Missing URI. Usage: GET /example/file.html");
+ }
+
+ String uri = st.nextToken();
+
+ // Decode parameters from the URI
+ int qmi = uri.indexOf('?');
+ if (qmi >= 0) {
+ decodeParms(uri.substring(qmi + 1), parms);
+ uri = decodePercent(uri.substring(0, qmi));
+ } else {
+ uri = decodePercent(uri);
+ }
+
+ // If there's another token, its protocol version,
+ // followed by HTTP headers.
+ // NOTE: this now forces header names lower case since they are
+ // case insensitive and vary by client.
+ if (st.hasMoreTokens()) {
+ protocolVersion = st.nextToken();
+ } else {
+ protocolVersion = "HTTP/1.1";
+ NanoHTTPD.LOG.log(Level.FINE, "no protocol version specified, strange. Assuming HTTP/1.1.");
+ }
+ String line = in.readLine();
+ while (line != null && !line.trim().isEmpty()) {
+ int p = line.indexOf(':');
+ if (p >= 0) {
+ headers.put(line.substring(0, p).trim().toLowerCase(Locale.US), line.substring(p + 1).trim());
+ }
+ line = in.readLine();
+ }
+
+ pre.put("uri", uri);
+ } catch (IOException ioe) {
+ throw new ResponseException(Response.Status.INTERNAL_ERROR, "SERVER INTERNAL ERROR: IOException: " + ioe.getMessage(), ioe);
+ }
+ }
+
+ /**
+ * Decodes the Multipart Body data and put it into Key/Value pairs.
+ */
+ private void decodeMultipartFormData(ContentType contentType, ByteBuffer fbuf, Map<String, List<String>> parms, Map<String, String> files) throws ResponseException {
+ int pcount = 0;
+ try {
+ int[] boundaryIdxs = getBoundaryPositions(fbuf, contentType.getBoundary().getBytes());
+ if (boundaryIdxs.length < 2) {
+ throw new ResponseException(Response.Status.BAD_REQUEST, "BAD REQUEST: Content type is multipart/form-data but contains less than two boundary strings.");
+ }
+
+ byte[] partHeaderBuff = new byte[MAX_HEADER_SIZE];
+ for (int boundaryIdx = 0; boundaryIdx < boundaryIdxs.length - 1; boundaryIdx++) {
+ fbuf.position(boundaryIdxs[boundaryIdx]);
+ int len = (fbuf.remaining() < MAX_HEADER_SIZE) ? fbuf.remaining() : MAX_HEADER_SIZE;
+ fbuf.get(partHeaderBuff, 0, len);
+ BufferedReader in =
+ new BufferedReader(new InputStreamReader(new ByteArrayInputStream(partHeaderBuff, 0, len), Charset.forName(contentType.getEncoding())), len);
+
+ int headerLines = 0;
+ // First line is boundary string
+ String mpline = in.readLine();
+ headerLines++;
+ if (mpline == null || !mpline.contains(contentType.getBoundary())) {
+ throw new ResponseException(Response.Status.BAD_REQUEST, "BAD REQUEST: Content type is multipart/form-data but chunk does not start with boundary.");
+ }
+
+ String partName = null, fileName = null, partContentType = null;
+ // Parse the reset of the header lines
+ mpline = in.readLine();
+ headerLines++;
+ while (mpline != null && mpline.trim().length() > 0) {
+ Matcher matcher = CONTENT_DISPOSITION_PATTERN.matcher(mpline);
+ if (matcher.matches()) {
+ String attributeString = matcher.group(2);
+ matcher = CONTENT_DISPOSITION_ATTRIBUTE_PATTERN.matcher(attributeString);
+ while (matcher.find()) {
+ String key = matcher.group(1);
+ if ("name".equalsIgnoreCase(key)) {
+ partName = matcher.group(2);
+ } else if ("filename".equalsIgnoreCase(key)) {
+ fileName = matcher.group(2);
+ // add these two line to support multiple
+ // files uploaded using the same field Id
+ if (!fileName.isEmpty()) {
+ if (pcount > 0)
+ partName = partName + String.valueOf(pcount++);
+ else
+ pcount++;
+ }
+ }
+ }
+ }
+ matcher = CONTENT_TYPE_PATTERN.matcher(mpline);
+ if (matcher.matches()) {
+ partContentType = matcher.group(2).trim();
+ }
+ mpline = in.readLine();
+ headerLines++;
+ }
+ int partHeaderLength = 0;
+ while (headerLines-- > 0) {
+ partHeaderLength = scipOverNewLine(partHeaderBuff, partHeaderLength);
+ }
+ // Read the part data
+ if (partHeaderLength >= len - 4) {
+ throw new ResponseException(Response.Status.INTERNAL_ERROR, "Multipart header size exceeds MAX_HEADER_SIZE.");
+ }
+ int partDataStart = boundaryIdxs[boundaryIdx] + partHeaderLength;
+ int partDataEnd = boundaryIdxs[boundaryIdx + 1] - 4;
+
+ fbuf.position(partDataStart);
+
+ List<String> values = parms.get(partName);
+ if (values == null) {
+ values = new ArrayList<String>();
+ parms.put(partName, values);
+ }
+
+ if (partContentType == null) {
+ // Read the part into a string
+ byte[] data_bytes = new byte[partDataEnd - partDataStart];
+ fbuf.get(data_bytes);
+
+ values.add(new String(data_bytes, contentType.getEncoding()));
+ } else {
+ // Read it into a file
+ String path = saveTmpFile(fbuf, partDataStart, partDataEnd - partDataStart, fileName);
+ if (!files.containsKey(partName)) {
+ files.put(partName, path);
+ } else {
+ int count = 2;
+ while (files.containsKey(partName + count)) {
+ count++;
+ }
+ files.put(partName + count, path);
+ }
+ values.add(fileName);
+ }
+ }
+ } catch (ResponseException re) {
+ throw re;
+ } catch (Exception e) {
+ throw new ResponseException(Response.Status.INTERNAL_ERROR, e.toString());
+ }
+ }
+
+ private int scipOverNewLine(byte[] partHeaderBuff, int index) {
+ while (partHeaderBuff[index] != '\n') {
+ index++;
+ }
+ return ++index;
+ }
+
+ /**
+ * Decodes parameters in percent-encoded URI-format ( e.g.
+ * "name=Jack%20Daniels&pass=Single%20Malt" ) and adds them to given
+ * Map.
+ */
+ private void decodeParms(String parms, Map<String, List<String>> p) {
+ if (parms == null) {
+ this.queryParameterString = "";
+ return;
+ }
+
+ this.queryParameterString = parms;
+ StringTokenizer st = new StringTokenizer(parms, "&");
+ while (st.hasMoreTokens()) {
+ String e = st.nextToken();
+ int sep = e.indexOf('=');
+ String key = null;
+ String value = null;
+
+ if (sep >= 0) {
+ key = decodePercent(e.substring(0, sep)).trim();
+ value = decodePercent(e.substring(sep + 1));
+ } else {
+ key = decodePercent(e).trim();
+ value = "";
+ }
+
+ List<String> values = p.get(key);
+ if (values == null) {
+ values = new ArrayList<String>();
+ p.put(key, values);
+ }
+
+ values.add(value);
+ }
+ }
+
+ @Override
+ public void execute() throws IOException {
+ Response r = null;
+ try {
+ // Read the first 8192 bytes.
+ // The full header should fit in here.
+ // Apache's default header limit is 8KB.
+ // Do NOT assume that a single read will get the entire header
+ // at once!
+ byte[] buf = new byte[HTTPSession.BUFSIZE];
+ this.splitbyte = 0;
+ this.rlen = 0;
+
+ int read = -1;
+ this.inputStream.mark(HTTPSession.BUFSIZE);
+ try {
+ read = this.inputStream.read(buf, 0, HTTPSession.BUFSIZE);
+ } catch (SSLException e) {
+ throw e;
+ } catch (IOException e) {
+ safeClose(this.inputStream);
+ safeClose(this.outputStream);
+ throw new SocketException("NanoHttpd Shutdown");
+ }
+ if (read == -1) {
+ // socket was been closed
+ safeClose(this.inputStream);
+ safeClose(this.outputStream);
+ throw new SocketException("NanoHttpd Shutdown");
+ }
+ while (read > 0) {
+ this.rlen += read;
+ this.splitbyte = findHeaderEnd(buf, this.rlen);
+ if (this.splitbyte > 0) {
+ break;
+ }
+ read = this.inputStream.read(buf, this.rlen, HTTPSession.BUFSIZE - this.rlen);
+ }
+
+ if (this.splitbyte < this.rlen) {
+ this.inputStream.reset();
+ this.inputStream.skip(this.splitbyte);
+ }
+
+ this.parms = new HashMap<String, List<String>>();
+ if (null == this.headers) {
+ this.headers = new HashMap<String, String>();
+ } else {
+ this.headers.clear();
+ }
+
+ // Create a BufferedReader for parsing the header.
+ BufferedReader hin = new BufferedReader(new InputStreamReader(new ByteArrayInputStream(buf, 0, this.rlen)));
+
+ // Decode the header into parms and header java properties
+ Map<String, String> pre = new HashMap<String, String>();
+ decodeHeader(hin, pre, this.parms, this.headers);
+
+ if (null != this.remoteIp) {
+ this.headers.put("remote-addr", this.remoteIp);
+ this.headers.put("http-client-ip", this.remoteIp);
+ }
+
+ this.method = Method.lookup(pre.get("method"));
+ if (this.method == null) {
+ throw new ResponseException(Response.Status.BAD_REQUEST, "BAD REQUEST: Syntax error. HTTP verb " + pre.get("method") + " unhandled.");
+ }
+
+ this.uri = pre.get("uri");
+
+ this.cookies = new CookieHandler(this.headers);
+
+ String connection = this.headers.get("connection");
+ boolean keepAlive = "HTTP/1.1".equals(protocolVersion) && (connection == null || !connection.matches("(?i).*close.*"));
+
+ // Ok, now do the serve()
+
+ // TODO: long body_size = getBodySize();
+ // TODO: long pos_before_serve = this.inputStream.totalRead()
+ // (requires implementation for totalRead())
+ r = serve(this);
+ // TODO: this.inputStream.skip(body_size -
+ // (this.inputStream.totalRead() - pos_before_serve))
+
+ if (r == null) {
+ throw new ResponseException(Response.Status.INTERNAL_ERROR, "SERVER INTERNAL ERROR: Serve() returned a null response.");
+ } else {
+ String acceptEncoding = this.headers.get("accept-encoding");
+ this.cookies.unloadQueue(r);
+ r.setRequestMethod(this.method);
+ r.setGzipEncoding(useGzipWhenAccepted(r) && acceptEncoding != null && acceptEncoding.contains("gzip"));
+ r.setKeepAlive(keepAlive);
+ r.send(this.outputStream);
+ }
+ if (!keepAlive || r.isCloseConnection()) {
+ throw new SocketException("NanoHttpd Shutdown");
+ }
+ } catch (SocketException e) {
+ // throw it out to close socket object (finalAccept)
+ throw e;
+ } catch (SocketTimeoutException ste) {
+ // treat socket timeouts the same way we treat socket exceptions
+ // i.e. close the stream & finalAccept object by throwing the
+ // exception up the call stack.
+ throw ste;
+ } catch (SSLException ssle) {
+ Response resp = newFixedLengthResponse(Response.Status.INTERNAL_ERROR, NanoHTTPD.MIME_PLAINTEXT, "SSL PROTOCOL FAILURE: " + ssle.getMessage());
+ resp.send(this.outputStream);
+ safeClose(this.outputStream);
+ } catch (IOException ioe) {
+ Response resp = newFixedLengthResponse(Response.Status.INTERNAL_ERROR, NanoHTTPD.MIME_PLAINTEXT, "SERVER INTERNAL ERROR: IOException: " + ioe.getMessage());
+ resp.send(this.outputStream);
+ safeClose(this.outputStream);
+ } catch (ResponseException re) {
+ Response resp = newFixedLengthResponse(re.getStatus(), NanoHTTPD.MIME_PLAINTEXT, re.getMessage());
+ resp.send(this.outputStream);
+ safeClose(this.outputStream);
+ } finally {
+ safeClose(r);
+ this.tempFileManager.clear();
+ }
+ }
+
+ /**
+ * Find byte index separating header from body. It must be the last byte
+ * of the first two sequential new lines.
+ */
+ private int findHeaderEnd(final byte[] buf, int rlen) {
+ int splitbyte = 0;
+ while (splitbyte + 1 < rlen) {
+
+ // RFC2616
+ if (buf[splitbyte] == '\r' && buf[splitbyte + 1] == '\n' && splitbyte + 3 < rlen && buf[splitbyte + 2] == '\r' && buf[splitbyte + 3] == '\n') {
+ return splitbyte + 4;
+ }
+
+ // tolerance
+ if (buf[splitbyte] == '\n' && buf[splitbyte + 1] == '\n') {
+ return splitbyte + 2;
+ }
+ splitbyte++;
+ }
+ return 0;
+ }
+
+ /**
+ * Find the byte positions where multipart boundaries start. This reads
+ * a large block at a time and uses a temporary buffer to optimize
+ * (memory mapped) file access.
+ */
+ private int[] getBoundaryPositions(ByteBuffer b, byte[] boundary) {
+ int[] res = new int[0];
+ if (b.remaining() < boundary.length) {
+ return res;
+ }
+
+ int search_window_pos = 0;
+ byte[] search_window = new byte[4 * 1024 + boundary.length];
+
+ int first_fill = (b.remaining() < search_window.length) ? b.remaining() : search_window.length;
+ b.get(search_window, 0, first_fill);
+ int new_bytes = first_fill - boundary.length;
+
+ do {
+ // Search the search_window
+ for (int j = 0; j < new_bytes; j++) {
+ for (int i = 0; i < boundary.length; i++) {
+ if (search_window[j + i] != boundary[i])
+ break;
+ if (i == boundary.length - 1) {
+ // Match found, add it to results
+ int[] new_res = new int[res.length + 1];
+ System.arraycopy(res, 0, new_res, 0, res.length);
+ new_res[res.length] = search_window_pos + j;
+ res = new_res;
+ }
+ }
+ }
+ search_window_pos += new_bytes;
+
+ // Copy the end of the buffer to the start
+ System.arraycopy(search_window, search_window.length - boundary.length, search_window, 0, boundary.length);
+
+ // Refill search_window
+ new_bytes = search_window.length - boundary.length;
+ new_bytes = (b.remaining() < new_bytes) ? b.remaining() : new_bytes;
+ b.get(search_window, boundary.length, new_bytes);
+ } while (new_bytes > 0);
+ return res;
+ }
+
+ @Override
+ public CookieHandler getCookies() {
+ return this.cookies;
+ }
+
+ @Override
+ public final Map<String, String> getHeaders() {
+ return this.headers;
+ }
+
+ @Override
+ public final InputStream getInputStream() {
+ return this.inputStream;
+ }
+
+ @Override
+ public final Method getMethod() {
+ return this.method;
+ }
+
+ /**
+ * @deprecated use {@link #getParameters()} instead.
+ */
+ @Override
+ @Deprecated
+ public final Map<String, String> getParms() {
+ Map<String, String> result = new HashMap<String, String>();
+ for (String key : this.parms.keySet()) {
+ result.put(key, this.parms.get(key).get(0));
+ }
+
+ return result;
+ }
+
+ @Override
+ public final Map<String, List<String>> getParameters() {
+ return this.parms;
+ }
+
+ @Override
+ public String getQueryParameterString() {
+ return this.queryParameterString;
+ }
+
+ private RandomAccessFile getTmpBucket() {
+ try {
+ TempFile tempFile = this.tempFileManager.createTempFile(null);
+ return new RandomAccessFile(tempFile.getName(), "rw");
+ } catch (Exception e) {
+ throw new Error(e); // we won't recover, so throw an error
+ }
+ }
+
+ @Override
+ public final String getUri() {
+ return this.uri;
+ }
+
+ /**
+ * Deduce body length in bytes. Either from "content-length" header or
+ * read bytes.
+ */
+ public long getBodySize() {
+ if (this.headers.containsKey("content-length")) {
+ return Long.parseLong(this.headers.get("content-length"));
+ } else if (this.splitbyte < this.rlen) {
+ return this.rlen - this.splitbyte;
+ }
+ return 0;
+ }
+
+ @Override
+ public void parseBody(Map<String, String> files) throws IOException, ResponseException {
+ RandomAccessFile randomAccessFile = null;
+ try {
+ long size = getBodySize();
+ ByteArrayOutputStream baos = null;
+ DataOutput requestDataOutput = null;
+
+ // Store the request in memory or a file, depending on size
+ if (size < MEMORY_STORE_LIMIT) {
+ baos = new ByteArrayOutputStream();
+ requestDataOutput = new DataOutputStream(baos);
+ } else {
+ randomAccessFile = getTmpBucket();
+ requestDataOutput = randomAccessFile;
+ }
+
+ // Read all the body and write it to request_data_output
+ byte[] buf = new byte[REQUEST_BUFFER_LEN];
+ while (this.rlen >= 0 && size > 0) {
+ this.rlen = this.inputStream.read(buf, 0, (int) Math.min(size, REQUEST_BUFFER_LEN));
+ size -= this.rlen;
+ if (this.rlen > 0) {
+ requestDataOutput.write(buf, 0, this.rlen);
+ }
+ }
+
+ ByteBuffer fbuf = null;
+ if (baos != null) {
+ fbuf = ByteBuffer.wrap(baos.toByteArray(), 0, baos.size());
+ } else {
+ fbuf = randomAccessFile.getChannel().map(FileChannel.MapMode.READ_ONLY, 0, randomAccessFile.length());
+ randomAccessFile.seek(0);
+ }
+
+ // If the method is POST, there may be parameters
+ // in data section, too, read it:
+ if (Method.POST.equals(this.method)) {
+ ContentType contentType = new ContentType(this.headers.get("content-type"));
+ if (contentType.isMultipart()) {
+ String boundary = contentType.getBoundary();
+ if (boundary == null) {
+ throw new ResponseException(Response.Status.BAD_REQUEST,
+ "BAD REQUEST: Content type is multipart/form-data but boundary missing. Usage: GET /example/file.html");
+ }
+ decodeMultipartFormData(contentType, fbuf, this.parms, files);
+ } else {
+ byte[] postBytes = new byte[fbuf.remaining()];
+ fbuf.get(postBytes);
+ String postLine = new String(postBytes, contentType.getEncoding()).trim();
+ // Handle application/x-www-form-urlencoded
+ if ("application/x-www-form-urlencoded".equalsIgnoreCase(contentType.getContentType())) {
+ decodeParms(postLine, this.parms);
+ } else if (postLine.length() != 0) {
+ // Special case for raw POST data => create a
+ // special files entry "postData" with raw content
+ // data
+ files.put("postData", postLine);
+ }
+ }
+ } else if (Method.PUT.equals(this.method)) {
+ files.put("content", saveTmpFile(fbuf, 0, fbuf.limit(), null));
+ }
+ } finally {
+ safeClose(randomAccessFile);
+ }
+ }
+
+ /**
+ * Retrieves the content of a sent file and saves it to a temporary
+ * file. The full path to the saved file is returned.
+ */
+ private String saveTmpFile(ByteBuffer b, int offset, int len, String filename_hint) {
+ String path = "";
+ if (len > 0) {
+ FileOutputStream fileOutputStream = null;
+ try {
+ TempFile tempFile = this.tempFileManager.createTempFile(filename_hint);
+ ByteBuffer src = b.duplicate();
+ fileOutputStream = new FileOutputStream(tempFile.getName());
+ FileChannel dest = fileOutputStream.getChannel();
+ src.position(offset).limit(offset + len);
+ dest.write(src.slice());
+ path = tempFile.getName();
+ } catch (Exception e) { // Catch exception if any
+ throw new Error(e); // we won't recover, so throw an error
+ } finally {
+ safeClose(fileOutputStream);
+ }
+ }
+ return path;
+ }
+
+ @Override
+ public String getRemoteIpAddress() {
+ return this.remoteIp;
+ }
+
+ @Override
+ public String getRemoteHostName() {
+ return this.remoteHostname;
+ }
+ }
+
+ /**
+ * Handles one session, i.e. parses the HTTP request and returns the
+ * response.
+ */
+ public interface IHTTPSession {
+
+ void execute() throws IOException;
+
+ CookieHandler getCookies();
+
+ Map<String, String> getHeaders();
+
+ InputStream getInputStream();
+
+ Method getMethod();
+
+ /**
+ * This method will only return the first value for a given parameter.
+ * You will want to use getParameters if you expect multiple values for
+ * a given key.
+ *
+ * @deprecated use {@link #getParameters()} instead.
+ */
+ @Deprecated
+ Map<String, String> getParms();
+
+ Map<String, List<String>> getParameters();
+
+ String getQueryParameterString();
+
+ /**
+ * @return the path part of the URL.
+ */
+ String getUri();
+
+ /**
+ * Adds the files in the request body to the files map.
+ *
+ * @param files
+ * map to modify
+ */
+ void parseBody(Map<String, String> files) throws IOException, ResponseException;
+
+ /**
+ * Get the remote ip address of the requester.
+ *
+ * @return the IP address.
+ */
+ String getRemoteIpAddress();
+
+ /**
+ * Get the remote hostname of the requester.
+ *
+ * @return the hostname.
+ */
+ String getRemoteHostName();
+ }
+
+ /**
+ * HTTP Request methods, with the ability to decode a <code>String</code>
+ * back to its enum value.
+ */
+ public enum Method {
+ GET,
+ PUT,
+ POST,
+ DELETE,
+ HEAD,
+ OPTIONS,
+ TRACE,
+ CONNECT,
+ PATCH,
+ PROPFIND,
+ PROPPATCH,
+ MKCOL,
+ MOVE,
+ COPY,
+ LOCK,
+ UNLOCK;
+
+ static Method lookup(String method) {
+ if (method == null)
+ return null;
+
+ try {
+ return valueOf(method);
+ } catch (IllegalArgumentException e) {
+ // TODO: Log it?
+ return null;
+ }
+ }
+ }
+
+ /**
+ * HTTP response. Return one of these from serve().
+ */
+ public static class Response implements Closeable {
+
+ public interface IStatus {
+
+ String getDescription();
+
+ int getRequestStatus();
+ }
+
+ /**
+ * Some HTTP response status codes
+ */
+ public enum Status implements IStatus {
+ SWITCH_PROTOCOL(101, "Switching Protocols"),
+
+ OK(200, "OK"),
+ CREATED(201, "Created"),
+ ACCEPTED(202, "Accepted"),
+ NO_CONTENT(204, "No Content"),
+ PARTIAL_CONTENT(206, "Partial Content"),
+ MULTI_STATUS(207, "Multi-Status"),
+
+ REDIRECT(301, "Moved Permanently"),
+ /**
+ * Many user agents mishandle 302 in ways that violate the RFC1945
+ * spec (i.e., redirect a POST to a GET). 303 and 307 were added in
+ * RFC2616 to address this. You should prefer 303 and 307 unless the
+ * calling user agent does not support 303 and 307 functionality
+ */
+ @Deprecated
+ FOUND(302, "Found"),
+ REDIRECT_SEE_OTHER(303, "See Other"),
+ NOT_MODIFIED(304, "Not Modified"),
+ TEMPORARY_REDIRECT(307, "Temporary Redirect"),
+
+ BAD_REQUEST(400, "Bad Request"),
+ UNAUTHORIZED(401, "Unauthorized"),
+ FORBIDDEN(403, "Forbidden"),
+ NOT_FOUND(404, "Not Found"),
+ METHOD_NOT_ALLOWED(405, "Method Not Allowed"),
+ NOT_ACCEPTABLE(406, "Not Acceptable"),
+ REQUEST_TIMEOUT(408, "Request Timeout"),
+ CONFLICT(409, "Conflict"),
+ GONE(410, "Gone"),
+ LENGTH_REQUIRED(411, "Length Required"),
+ PRECONDITION_FAILED(412, "Precondition Failed"),
+ PAYLOAD_TOO_LARGE(413, "Payload Too Large"),
+ UNSUPPORTED_MEDIA_TYPE(415, "Unsupported Media Type"),
+ RANGE_NOT_SATISFIABLE(416, "Requested Range Not Satisfiable"),
+ EXPECTATION_FAILED(417, "Expectation Failed"),
+ TOO_MANY_REQUESTS(429, "Too Many Requests"),
+
+ INTERNAL_ERROR(500, "Internal Server Error"),
+ NOT_IMPLEMENTED(501, "Not Implemented"),
+ SERVICE_UNAVAILABLE(503, "Service Unavailable"),
+ UNSUPPORTED_HTTP_VERSION(505, "HTTP Version Not Supported");
+
+ private final int requestStatus;
+
+ private final String description;
+
+ Status(int requestStatus, String description) {
+ this.requestStatus = requestStatus;
+ this.description = description;
+ }
+
+ public static Status lookup(int requestStatus) {
+ for (Status status : Status.values()) {
+ if (status.getRequestStatus() == requestStatus) {
+ return status;
+ }
+ }
+ return null;
+ }
+
+ @Override
+ public String getDescription() {
+ return "" + this.requestStatus + " " + this.description;
+ }
+
+ @Override
+ public int getRequestStatus() {
+ return this.requestStatus;
+ }
+
+ }
+
+ /**
+ * Output stream that will automatically send every write to the wrapped
+ * OutputStream according to chunked transfer:
+ * http://www.w3.org/Protocols/rfc2616/rfc2616-sec3.html#sec3.6.1
+ */
+ private static class ChunkedOutputStream extends FilterOutputStream {
+
+ public ChunkedOutputStream(OutputStream out) {
+ super(out);
+ }
+
+ @Override
+ public void write(int b) throws IOException {
+ byte[] data = {
+ (byte) b
+ };
+ write(data, 0, 1);
+ }
+
+ @Override
+ public void write(byte[] b) throws IOException {
+ write(b, 0, b.length);
+ }
+
+ @Override
+ public void write(byte[] b, int off, int len) throws IOException {
+ if (len == 0)
+ return;
+ out.write(String.format("%x\r\n", len).getBytes());
+ out.write(b, off, len);
+ out.write("\r\n".getBytes());
+ }
+
+ public void finish() throws IOException {
+ out.write("0\r\n\r\n".getBytes());
+ }
+
+ }
+
+ /**
+ * HTTP status code after processing, e.g. "200 OK", Status.OK
+ */
+ private IStatus status;
+
+ /**
+ * MIME type of content, e.g. "text/html"
+ */
+ private String mimeType;
+
+ /**
+ * Data of the response, may be null.
+ */
+ private InputStream data;
+
+ private long contentLength;
+
+ /**
+ * Headers for the HTTP response. Use addHeader() to add lines. the
+ * lowercase map is automatically kept up to date.
+ */
+ @SuppressWarnings("serial")
+ private final Map<String, String> header = new HashMap<String, String>() {
+
+ public String put(String key, String value) {
+ lowerCaseHeader.put(key == null ? key : key.toLowerCase(), value);
+ return super.put(key, value);
+ };
+ };
+
+ /**
+ * copy of the header map with all the keys lowercase for faster
+ * searching.
+ */
+ private final Map<String, String> lowerCaseHeader = new HashMap<String, String>();
+
+ /**
+ * The request method that spawned this response.
+ */
+ private Method requestMethod;
+
+ /**
+ * Use chunkedTransfer
+ */
+ private boolean chunkedTransfer;
+
+ private boolean encodeAsGzip;
+
+ private boolean keepAlive;
+
+ /**
+ * Creates a fixed length response if totalBytes>=0, otherwise chunked.
+ */
+ protected Response(IStatus status, String mimeType, InputStream data, long totalBytes) {
+ this.status = status;
+ this.mimeType = mimeType;
+ if (data == null) {
+ this.data = new ByteArrayInputStream(new byte[0]);
+ this.contentLength = 0L;
+ } else {
+ this.data = data;
+ this.contentLength = totalBytes;
+ }
+ this.chunkedTransfer = this.contentLength < 0;
+ keepAlive = true;
+ }
+
+ @Override
+ public void close() throws IOException {
+ if (this.data != null) {
+ this.data.close();
+ }
+ }
+
+ /**
+ * Adds given line to the header.
+ */
+ public void addHeader(String name, String value) {
+ this.header.put(name, value);
+ }
+
+ /**
+ * Indicate to close the connection after the Response has been sent.
+ *
+ * @param close
+ * {@code true} to hint connection closing, {@code false} to
+ * let connection be closed by client.
+ */
+ public void closeConnection(boolean close) {
+ if (close)
+ this.header.put("connection", "close");
+ else
+ this.header.remove("connection");
+ }
+
+ /**
+ * @return {@code true} if connection is to be closed after this
+ * Response has been sent.
+ */
+ public boolean isCloseConnection() {
+ return "close".equals(getHeader("connection"));
+ }
+
+ public InputStream getData() {
+ return this.data;
+ }
+
+ public String getHeader(String name) {
+ return this.lowerCaseHeader.get(name.toLowerCase());
+ }
+
+ public String getMimeType() {
+ return this.mimeType;
+ }
+
+ public Method getRequestMethod() {
+ return this.requestMethod;
+ }
+
+ public IStatus getStatus() {
+ return this.status;
+ }
+
+ public void setGzipEncoding(boolean encodeAsGzip) {
+ this.encodeAsGzip = encodeAsGzip;
+ }
+
+ public void setKeepAlive(boolean useKeepAlive) {
+ this.keepAlive = useKeepAlive;
+ }
+
+ /**
+ * Sends given response to the socket.
+ */
+ protected void send(OutputStream outputStream) {
+ SimpleDateFormat gmtFrmt = new SimpleDateFormat("E, d MMM yyyy HH:mm:ss 'GMT'", Locale.US);
+ gmtFrmt.setTimeZone(TimeZone.getTimeZone("GMT"));
+
+ try {
+ if (this.status == null) {
+ throw new Error("sendResponse(): Status can't be null.");
+ }
+ PrintWriter pw = new PrintWriter(new BufferedWriter(new OutputStreamWriter(outputStream, new ContentType(this.mimeType).getEncoding())), false);
+ pw.append("HTTP/1.1 ").append(this.status.getDescription()).append(" \r\n");
+ if (this.mimeType != null) {
+ printHeader(pw, "Content-Type", this.mimeType);
+ }
+ if (getHeader("date") == null) {
+ printHeader(pw, "Date", gmtFrmt.format(new Date()));
+ }
+ for (Entry<String, String> entry : this.header.entrySet()) {
+ printHeader(pw, entry.getKey(), entry.getValue());
+ }
+ if (getHeader("connection") == null) {
+ printHeader(pw, "Connection", (this.keepAlive ? "keep-alive" : "close"));
+ }
+ if (getHeader("content-length") != null) {
+ encodeAsGzip = false;
+ }
+ if (encodeAsGzip) {
+ printHeader(pw, "Content-Encoding", "gzip");
+ setChunkedTransfer(true);
+ }
+ long pending = this.data != null ? this.contentLength : 0;
+ if (this.requestMethod != Method.HEAD && this.chunkedTransfer) {
+ printHeader(pw, "Transfer-Encoding", "chunked");
+ } else if (!encodeAsGzip) {
+ pending = sendContentLengthHeaderIfNotAlreadyPresent(pw, pending);
+ }
+ pw.append("\r\n");
+ pw.flush();
+ sendBodyWithCorrectTransferAndEncoding(outputStream, pending);
+ outputStream.flush();
+ safeClose(this.data);
+ } catch (IOException ioe) {
+ NanoHTTPD.LOG.log(Level.SEVERE, "Could not send response to the client", ioe);
+ }
+ }
+
+ @SuppressWarnings("static-method")
+ protected void printHeader(PrintWriter pw, String key, String value) {
+ pw.append(key).append(": ").append(value).append("\r\n");
+ }
+
+ protected long sendContentLengthHeaderIfNotAlreadyPresent(PrintWriter pw, long defaultSize) {
+ String contentLengthString = getHeader("content-length");
+ long size = defaultSize;
+ if (contentLengthString != null) {
+ try {
+ size = Long.parseLong(contentLengthString);
+ } catch (NumberFormatException ex) {
+ LOG.severe("content-length was no number " + contentLengthString);
+ }
+ }
+ pw.print("Content-Length: " + size + "\r\n");
+ return size;
+ }
+
+ private void sendBodyWithCorrectTransferAndEncoding(OutputStream outputStream, long pending) throws IOException {
+ if (this.requestMethod != Method.HEAD && this.chunkedTransfer) {
+ ChunkedOutputStream chunkedOutputStream = new ChunkedOutputStream(outputStream);
+ sendBodyWithCorrectEncoding(chunkedOutputStream, -1);
+ chunkedOutputStream.finish();
+ } else {
+ sendBodyWithCorrectEncoding(outputStream, pending);
+ }
+ }
+
+ private void sendBodyWithCorrectEncoding(OutputStream outputStream, long pending) throws IOException {
+ if (encodeAsGzip) {
+ GZIPOutputStream gzipOutputStream = new GZIPOutputStream(outputStream);
+ sendBody(gzipOutputStream, -1);
+ gzipOutputStream.finish();
+ } else {
+ sendBody(outputStream, pending);
+ }
+ }
+
+ /**
+ * Sends the body to the specified OutputStream. The pending parameter
+ * limits the maximum amounts of bytes sent unless it is -1, in which
+ * case everything is sent.
+ *
+ * @param outputStream
+ * the OutputStream to send data to
+ * @param pending
+ * -1 to send everything, otherwise sets a max limit to the
+ * number of bytes sent
+ * @throws IOException
+ * if something goes wrong while sending the data.
+ */
+ private void sendBody(OutputStream outputStream, long pending) throws IOException {
+ long BUFFER_SIZE = 16 * 1024;
+ byte[] buff = new byte[(int) BUFFER_SIZE];
+ boolean sendEverything = pending == -1;
+ while (pending > 0 || sendEverything) {
+ long bytesToRead = sendEverything ? BUFFER_SIZE : Math.min(pending, BUFFER_SIZE);
+ int read = this.data.read(buff, 0, (int) bytesToRead);
+ if (read <= 0) {
+ break;
+ }
+ outputStream.write(buff, 0, read);
+ if (!sendEverything) {
+ pending -= read;
+ }
+ }
+ }
+
+ public void setChunkedTransfer(boolean chunkedTransfer) {
+ this.chunkedTransfer = chunkedTransfer;
+ }
+
+ public void setData(InputStream data) {
+ this.data = data;
+ }
+
+ public void setMimeType(String mimeType) {
+ this.mimeType = mimeType;
+ }
+
+ public void setRequestMethod(Method requestMethod) {
+ this.requestMethod = requestMethod;
+ }
+
+ public void setStatus(IStatus status) {
+ this.status = status;
+ }
+ }
+
+ public static final class ResponseException extends Exception {
+
+ private static final long serialVersionUID = 6569838532917408380L;
+
+ private final Response.Status status;
+
+ public ResponseException(Response.Status status, String message) {
+ super(message);
+ this.status = status;
+ }
+
+ public ResponseException(Response.Status status, String message, Exception e) {
+ super(message, e);
+ this.status = status;
+ }
+
+ public Response.Status getStatus() {
+ return this.status;
+ }
+ }
+
+ /**
+ * The runnable that will be used for the main listening thread.
+ */
+ public class ServerRunnable implements Runnable {
+
+ private final int timeout;
+
+ private IOException bindException;
+
+ private boolean hasBinded = false;
+
+ public ServerRunnable(int timeout) {
+ this.timeout = timeout;
+ }
+
+ @Override
+ public void run() {
+ try {
+ myServerSocket.bind(hostname != null ? new InetSocketAddress(hostname, myPort) : new InetSocketAddress(myPort));
+ hasBinded = true;
+ } catch (IOException e) {
+ this.bindException = e;
+ return;
+ }
+ do {
+ try {
+ final Socket finalAccept = NanoHTTPD.this.myServerSocket.accept();
+ if (this.timeout > 0) {
+ finalAccept.setSoTimeout(this.timeout);
+ }
+ final InputStream inputStream = finalAccept.getInputStream();
+ NanoHTTPD.this.asyncRunner.exec(createClientHandler(finalAccept, inputStream));
+ } catch (IOException e) {
+ NanoHTTPD.LOG.log(Level.FINE, "Communication with the client broken", e);
+ }
+ } while (!NanoHTTPD.this.myServerSocket.isClosed());
+ }
+ }
+
+ /**
+ * A temp file.
+ * <p/>
+ * <p>
+ * Temp files are responsible for managing the actual temporary storage and
+ * cleaning themselves up when no longer needed.
+ * </p>
+ */
+ public interface TempFile {
+
+ public void delete() throws Exception;
+
+ public String getName();
+
+ public OutputStream open() throws Exception;
+ }
+
+ /**
+ * Temp file manager.
+ * <p/>
+ * <p>
+ * Temp file managers are created 1-to-1 with incoming requests, to create
+ * and cleanup temporary files created as a result of handling the request.
+ * </p>
+ */
+ public interface TempFileManager {
+
+ void clear();
+
+ public TempFile createTempFile(String filename_hint) throws Exception;
+ }
+
+ /**
+ * Factory to create temp file managers.
+ */
+ public interface TempFileManagerFactory {
+
+ public TempFileManager create();
+ }
+
+ /**
+ * Factory to create ServerSocketFactories.
+ */
+ public interface ServerSocketFactory {
+
+ public ServerSocket create() throws IOException;
+
+ }
+
+ /**
+ * Maximum time to wait on Socket.getInputStream().read() (in milliseconds)
+ * This is required as the Keep-Alive HTTP connections would otherwise block
+ * the socket reading thread forever (or as long the browser is open).
+ */
+ public static final int SOCKET_READ_TIMEOUT = 5000;
+
+ /**
+ * Common MIME type for dynamic content: plain text
+ */
+ public static final String MIME_PLAINTEXT = "text/plain";
+
+ /**
+ * Common MIME type for dynamic content: html
+ */
+ public static final String MIME_HTML = "text/html";
+
+ /**
+ * Pseudo-Parameter to use to store the actual query string in the
+ * parameters map for later re-processing.
+ */
+ private static final String QUERY_STRING_PARAMETER = "NanoHttpd.QUERY_STRING";
+
+ /**
+ * logger to log to.
+ */
+ private static final Logger LOG = Logger.getLogger(NanoHTTPD.class.getName());
+
+ /**
+ * Hashtable mapping (String)FILENAME_EXTENSION -> (String)MIME_TYPE
+ */
+ protected static Map<String, String> MIME_TYPES;
+
+ public static Map<String, String> mimeTypes() {
+ if (MIME_TYPES == null) {
+ MIME_TYPES = new HashMap<String, String>();
+ loadMimeTypes(MIME_TYPES, "META-INF/nanohttpd/default-mimetypes.properties");
+ loadMimeTypes(MIME_TYPES, "META-INF/nanohttpd/mimetypes.properties");
+ if (MIME_TYPES.isEmpty()) {
+ LOG.log(Level.WARNING, "no mime types found in the classpath! please provide mimetypes.properties");
+ }
+ }
+ return MIME_TYPES;
+ }
+
+ @SuppressWarnings({
+ "unchecked",
+ "rawtypes"
+ })
+ private static void loadMimeTypes(Map<String, String> result, String resourceName) {
+ try {
+ Enumeration<URL> resources = NanoHTTPD.class.getClassLoader().getResources(resourceName);
+ while (resources.hasMoreElements()) {
+ URL url = (URL) resources.nextElement();
+ Properties properties = new Properties();
+ InputStream stream = null;
+ try {
+ stream = url.openStream();
+ properties.load(stream);
+ } catch (IOException e) {
+ LOG.log(Level.SEVERE, "could not load mimetypes from " + url, e);
+ } finally {
+ safeClose(stream);
+ }
+ result.putAll((Map) properties);
+ }
+ } catch (IOException e) {
+ LOG.log(Level.INFO, "no mime types available at " + resourceName);
+ }
+ };
+
+ /**
+ * Creates an SSLSocketFactory for HTTPS. Pass a loaded KeyStore and an
+ * array of loaded KeyManagers. These objects must properly
+ * loaded/initialized by the caller.
+ */
+ public static SSLServerSocketFactory makeSSLSocketFactory(KeyStore loadedKeyStore, KeyManager[] keyManagers) throws IOException {
+ SSLServerSocketFactory res = null;
+ try {
+ TrustManagerFactory trustManagerFactory = TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm());
+ trustManagerFactory.init(loadedKeyStore);
+ SSLContext ctx = SSLContext.getInstance("TLS");
+ ctx.init(keyManagers, trustManagerFactory.getTrustManagers(), null);
+ res = ctx.getServerSocketFactory();
+ } catch (Exception e) {
+ throw new IOException(e.getMessage());
+ }
+ return res;
+ }
+
+ /**
+ * Creates an SSLSocketFactory for HTTPS. Pass a loaded KeyStore and a
+ * loaded KeyManagerFactory. These objects must properly loaded/initialized
+ * by the caller.
+ */
+ public static SSLServerSocketFactory makeSSLSocketFactory(KeyStore loadedKeyStore, KeyManagerFactory loadedKeyFactory) throws IOException {
+ try {
+ return makeSSLSocketFactory(loadedKeyStore, loadedKeyFactory.getKeyManagers());
+ } catch (Exception e) {
+ throw new IOException(e.getMessage());
+ }
+ }
+
+ /**
+ * Creates an SSLSocketFactory for HTTPS. Pass a KeyStore resource with your
+ * certificate and passphrase
+ */
+ public static SSLServerSocketFactory makeSSLSocketFactory(String keyAndTrustStoreClasspathPath, char[] passphrase) throws IOException {
+ try {
+ KeyStore keystore = KeyStore.getInstance(KeyStore.getDefaultType());
+ InputStream keystoreStream = NanoHTTPD.class.getResourceAsStream(keyAndTrustStoreClasspathPath);
+
+ if (keystoreStream == null) {
+ throw new IOException("Unable to load keystore from classpath: " + keyAndTrustStoreClasspathPath);
+ }
+
+ keystore.load(keystoreStream, passphrase);
+ KeyManagerFactory keyManagerFactory = KeyManagerFactory.getInstance(KeyManagerFactory.getDefaultAlgorithm());
+ keyManagerFactory.init(keystore, passphrase);
+ return makeSSLSocketFactory(keystore, keyManagerFactory);
+ } catch (Exception e) {
+ throw new IOException(e.getMessage());
+ }
+ }
+
+ /**
+ * Get MIME type from file name extension, if possible
+ *
+ * @param uri
+ * the string representing a file
+ * @return the connected mime/type
+ */
+ public static String getMimeTypeForFile(String uri) {
+ int dot = uri.lastIndexOf('.');
+ String mime = null;
+ if (dot >= 0) {
+ mime = mimeTypes().get(uri.substring(dot + 1).toLowerCase());
+ }
+ return mime == null ? "application/octet-stream" : mime;
+ }
+
+ private static final void safeClose(Object closeable) {
+ try {
+ if (closeable != null) {
+ if (closeable instanceof Closeable) {
+ ((Closeable) closeable).close();
+ } else if (closeable instanceof Socket) {
+ ((Socket) closeable).close();
+ } else if (closeable instanceof ServerSocket) {
+ ((ServerSocket) closeable).close();
+ } else {
+ throw new IllegalArgumentException("Unknown object to close");
+ }
+ }
+ } catch (IOException e) {
+ NanoHTTPD.LOG.log(Level.SEVERE, "Could not close", e);
+ }
+ }
+
+ private final String hostname;
+
+ private final int myPort;
+
+ private volatile ServerSocket myServerSocket;
+
+ private ServerSocketFactory serverSocketFactory = new DefaultServerSocketFactory();
+
+ private Thread myThread;
+
+ /**
+ * Pluggable strategy for asynchronously executing requests.
+ */
+ protected AsyncRunner asyncRunner;
+
+ /**
+ * Pluggable strategy for creating and cleaning up temporary files.
+ */
+ private TempFileManagerFactory tempFileManagerFactory;
+
+ /**
+ * Constructs an HTTP server on given port.
+ */
+ public NanoHTTPD(int port) {
+ this(null, port);
+ }
+
+ // -------------------------------------------------------------------------------
+ // //
+ //
+ // Threading Strategy.
+ //
+ // -------------------------------------------------------------------------------
+ // //
+
+ /**
+ * Constructs an HTTP server on given hostname and port.
+ */
+ public NanoHTTPD(String hostname, int port) {
+ this.hostname = hostname;
+ this.myPort = port;
+ setTempFileManagerFactory(new DefaultTempFileManagerFactory());
+ setAsyncRunner(new DefaultAsyncRunner());
+ }
+
+ /**
+ * Forcibly closes all connections that are open.
+ */
+ public synchronized void closeAllConnections() {
+ stop();
+ }
+
+ /**
+ * create a instance of the client handler, subclasses can return a subclass
+ * of the ClientHandler.
+ *
+ * @param finalAccept
+ * the socket the cleint is connected to
+ * @param inputStream
+ * the input stream
+ * @return the client handler
+ */
+ protected ClientHandler createClientHandler(final Socket finalAccept, final InputStream inputStream) {
+ return new ClientHandler(inputStream, finalAccept);
+ }
+
+ /**
+ * Instantiate the server runnable, can be overwritten by subclasses to
+ * provide a subclass of the ServerRunnable.
+ *
+ * @param timeout
+ * the socet timeout to use.
+ * @return the server runnable.
+ */
+ protected ServerRunnable createServerRunnable(final int timeout) {
+ return new ServerRunnable(timeout);
+ }
+
+ /**
+ * Decode parameters from a URL, handing the case where a single parameter
+ * name might have been supplied several times, by return lists of values.
+ * In general these lists will contain a single element.
+ *
+ * @param parms
+ * original <b>NanoHTTPD</b> parameters values, as passed to the
+ * <code>serve()</code> method.
+ * @return a map of <code>String</code> (parameter name) to
+ * <code>List<String></code> (a list of the values supplied).
+ */
+ protected static Map<String, List<String>> decodeParameters(Map<String, String> parms) {
+ return decodeParameters(parms.get(NanoHTTPD.QUERY_STRING_PARAMETER));
+ }
+
+ // -------------------------------------------------------------------------------
+ // //
+
+ /**
+ * Decode parameters from a URL, handing the case where a single parameter
+ * name might have been supplied several times, by return lists of values.
+ * In general these lists will contain a single element.
+ *
+ * @param queryString
+ * a query string pulled from the URL.
+ * @return a map of <code>String</code> (parameter name) to
+ * <code>List<String></code> (a list of the values supplied).
+ */
+ protected static Map<String, List<String>> decodeParameters(String queryString) {
+ Map<String, List<String>> parms = new HashMap<String, List<String>>();
+ if (queryString != null) {
+ StringTokenizer st = new StringTokenizer(queryString, "&");
+ while (st.hasMoreTokens()) {
+ String e = st.nextToken();
+ int sep = e.indexOf('=');
+ String propertyName = sep >= 0 ? decodePercent(e.substring(0, sep)).trim() : decodePercent(e).trim();
+ if (!parms.containsKey(propertyName)) {
+ parms.put(propertyName, new ArrayList<String>());
+ }
+ String propertyValue = sep >= 0 ? decodePercent(e.substring(sep + 1)) : null;
+ if (propertyValue != null) {
+ parms.get(propertyName).add(propertyValue);
+ }
+ }
+ }
+ return parms;
+ }
+
+ /**
+ * Decode percent encoded <code>String</code> values.
+ *
+ * @param str
+ * the percent encoded <code>String</code>
+ * @return expanded form of the input, for example "foo%20bar" becomes
+ * "foo bar"
+ */
+ protected static String decodePercent(String str) {
+ String decoded = null;
+ try {
+ decoded = URLDecoder.decode(str, "UTF8");
+ } catch (UnsupportedEncodingException ignored) {
+ NanoHTTPD.LOG.log(Level.WARNING, "Encoding not supported, ignored", ignored);
+ }
+ return decoded;
+ }
+
+ /**
+ * @return true if the gzip compression should be used if the client
+ * accespts it. Default this option is on for text content and off
+ * for everything. Override this for custom semantics.
+ */
+ @SuppressWarnings("static-method")
+ protected boolean useGzipWhenAccepted(Response r) {
+ return r.getMimeType() != null && (r.getMimeType().toLowerCase().contains("text/") || r.getMimeType().toLowerCase().contains("/json"));
+ }
+
+ public final int getListeningPort() {
+ return this.myServerSocket == null ? -1 : this.myServerSocket.getLocalPort();
+ }
+
+ public final boolean isAlive() {
+ return wasStarted() && !this.myServerSocket.isClosed() && this.myThread.isAlive();
+ }
+
+ public ServerSocketFactory getServerSocketFactory() {
+ return serverSocketFactory;
+ }
+
+ public void setServerSocketFactory(ServerSocketFactory serverSocketFactory) {
+ this.serverSocketFactory = serverSocketFactory;
+ }
+
+ public String getHostname() {
+ return hostname;
+ }
+
+ public TempFileManagerFactory getTempFileManagerFactory() {
+ return tempFileManagerFactory;
+ }
+
+ /**
+ * Call before start() to serve over HTTPS instead of HTTP
+ */
+ public void makeSecure(SSLServerSocketFactory sslServerSocketFactory, String[] sslProtocols) {
+ this.serverSocketFactory = new SecureServerSocketFactory(sslServerSocketFactory, sslProtocols);
+ }
+
+ /**
+ * Create a response with unknown length (using HTTP 1.1 chunking).
+ */
+ public static Response newChunkedResponse(IStatus status, String mimeType, InputStream data) {
+ return new Response(status, mimeType, data, -1);
+ }
+
+ /**
+ * Create a response with known length.
+ */
+ public static Response newFixedLengthResponse(IStatus status, String mimeType, InputStream data, long totalBytes) {
+ return new Response(status, mimeType, data, totalBytes);
+ }
+
+ /**
+ * Create a text response with known length.
+ */
+ public static Response newFixedLengthResponse(IStatus status, String mimeType, String txt) {
+ ContentType contentType = new ContentType(mimeType);
+ if (txt == null) {
+ return newFixedLengthResponse(status, mimeType, new ByteArrayInputStream(new byte[0]), 0);
+ } else {
+ byte[] bytes;
+ try {
+ CharsetEncoder newEncoder = Charset.forName(contentType.getEncoding()).newEncoder();
+ if (!newEncoder.canEncode(txt)) {
+ contentType = contentType.tryUTF8();
+ }
+ bytes = txt.getBytes(contentType.getEncoding());
+ } catch (UnsupportedEncodingException e) {
+ NanoHTTPD.LOG.log(Level.SEVERE, "encoding problem, responding nothing", e);
+ bytes = new byte[0];
+ }
+ return newFixedLengthResponse(status, contentType.getContentTypeHeader(), new ByteArrayInputStream(bytes), bytes.length);
+ }
+ }
+
+ /**
+ * Create a text response with known length.
+ */
+ public static Response newFixedLengthResponse(String msg) {
+ return newFixedLengthResponse(Status.OK, NanoHTTPD.MIME_HTML, msg);
+ }
+
+ /**
+ * Override this to customize the server.
+ * <p/>
+ * <p/>
+ * (By default, this returns a 404 "Not Found" plain text error response.)
+ *
+ * @param session
+ * The HTTP session
+ * @return HTTP response, see class Response for details
+ */
+ public Response serve(IHTTPSession session) {
+ Map<String, String> files = new HashMap<String, String>();
+ Method method = session.getMethod();
+ if (Method.PUT.equals(method) || Method.POST.equals(method)) {
+ try {
+ session.parseBody(files);
+ } catch (IOException ioe) {
+ return newFixedLengthResponse(Response.Status.INTERNAL_ERROR, NanoHTTPD.MIME_PLAINTEXT, "SERVER INTERNAL ERROR: IOException: " + ioe.getMessage());
+ } catch (ResponseException re) {
+ return newFixedLengthResponse(re.getStatus(), NanoHTTPD.MIME_PLAINTEXT, re.getMessage());
+ }
+ }
+
+ Map<String, String> parms = session.getParms();
+ parms.put(NanoHTTPD.QUERY_STRING_PARAMETER, session.getQueryParameterString());
+ return serve(session.getUri(), method, session.getHeaders(), parms, files);
+ }
+
+ /**
+ * Override this to customize the server.
+ * <p/>
+ * <p/>
+ * (By default, this returns a 404 "Not Found" plain text error response.)
+ *
+ * @param uri
+ * Percent-decoded URI without parameters, for example
+ * "/index.cgi"
+ * @param method
+ * "GET", "POST" etc.
+ * @param parms
+ * Parsed, percent decoded parameters from URI and, in case of
+ * POST, data.
+ * @param headers
+ * Header entries, percent decoded
+ * @return HTTP response, see class Response for details
+ */
+ @Deprecated
+ public Response serve(String uri, Method method, Map<String, String> headers, Map<String, String> parms, Map<String, String> files) {
+ return newFixedLengthResponse(Response.Status.NOT_FOUND, NanoHTTPD.MIME_PLAINTEXT, "Not Found");
+ }
+
+ /**
+ * Pluggable strategy for asynchronously executing requests.
+ *
+ * @param asyncRunner
+ * new strategy for handling threads.
+ */
+ public void setAsyncRunner(AsyncRunner asyncRunner) {
+ this.asyncRunner = asyncRunner;
+ }
+
+ /**
+ * Pluggable strategy for creating and cleaning up temporary files.
+ *
+ * @param tempFileManagerFactory
+ * new strategy for handling temp files.
+ */
+ public void setTempFileManagerFactory(TempFileManagerFactory tempFileManagerFactory) {
+ this.tempFileManagerFactory = tempFileManagerFactory;
+ }
+
+ /**
+ * Start the server.
+ *
+ * @throws IOException
+ * if the socket is in use.
+ */
+ public void start() throws IOException {
+ start(NanoHTTPD.SOCKET_READ_TIMEOUT);
+ }
+
+ /**
+ * Starts the server (in setDaemon(true) mode).
+ */
+ public void start(final int timeout) throws IOException {
+ start(timeout, true);
+ }
+
+ /**
+ * Start the server.
+ *
+ * @param timeout
+ * timeout to use for socket connections.
+ * @param daemon
+ * start the thread daemon or not.
+ * @throws IOException
+ * if the socket is in use.
+ */
+ public void start(final int timeout, boolean daemon) throws IOException {
+ this.myServerSocket = this.getServerSocketFactory().create();
+ this.myServerSocket.setReuseAddress(true);
+
+ ServerRunnable serverRunnable = createServerRunnable(timeout);
+ this.myThread = new Thread(serverRunnable);
+ this.myThread.setDaemon(daemon);
+ this.myThread.setName("NanoHttpd Main Listener");
+ this.myThread.start();
+ while (!serverRunnable.hasBinded && serverRunnable.bindException == null) {
+ try {
+ Thread.sleep(10L);
+ } catch (Throwable e) {
+ // on android this may not be allowed, that's why we
+ // catch throwable the wait should be very short because we are
+ // just waiting for the bind of the socket
+ }
+ }
+ if (serverRunnable.bindException != null) {
+ throw serverRunnable.bindException;
+ }
+ }
+
+ /**
+ * Stop the server.
+ */
+ public void stop() {
+ try {
+ safeClose(this.myServerSocket);
+ this.asyncRunner.closeAll();
+ if (this.myThread != null) {
+ this.myThread.join();
+ }
+ } catch (Exception e) {
+ NanoHTTPD.LOG.log(Level.SEVERE, "Could not stop all connections", e);
+ }
+ }
+
+ public final boolean wasStarted() {
+ return this.myServerSocket != null && this.myThread != null;
+ }
+ }
git://git.nikiroo.be / fanfix.git / commitdiff