package be.nikiroo.utils;
-import java.awt.Image;
-import java.awt.image.BufferedImage;
import java.io.ByteArrayInputStream;
-import java.io.ByteArrayOutputStream;
-import java.io.File;
import java.io.IOException;
-import java.io.InputStream;
+import java.io.UnsupportedEncodingException;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.text.Normalizer;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
+import java.util.Scanner;
import java.util.regex.Pattern;
-import javax.imageio.ImageIO;
-
import org.unbescape.html.HtmlEscape;
import org.unbescape.html.HtmlEscapeLevel;
import org.unbescape.html.HtmlEscapeType;
* Convert between time as a {@link String} to milliseconds in a "static"
* way (to exchange data over the wire, for instance).
*
- * @param time
+ * @param displayTime
* the time as a {@link String}
*
* @return the time in milliseconds
*/
- static public long toTime(String display) {
+ static public long toTime(String displayTime) {
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
try {
- return sdf.parse(display).getTime();
+ return sdf.parse(displayTime).getTime();
} catch (ParseException e) {
return -1;
}
}
- /**
- * Convert the given {@link Image} object into a Base64 representation of
- * the same {@link Image}. object.
- *
- * @param image
- * the {@link Image} object to convert
- *
- * @return the Base64 representation
- *
- * @throws IOException
- * in case of IO error
- */
- static public String fromImage(BufferedImage image) throws IOException {
- String imageString = null;
- ByteArrayOutputStream out = new ByteArrayOutputStream();
-
- ImageIO.write(image, "jpeg", out);
- byte[] imageBytes = out.toByteArray();
-
- imageString = new String(Base64.encodeBytes(imageBytes));
-
- out.close();
-
- return imageString;
- }
-
- /**
- * Convert the given {@link File} image into a Base64 representation of the
- * same {@link File}.
- *
- * @param file
- * the {@link File} image to convert
- *
- * @return the Base64 representation
- *
- * @throws IOException
- * in case of IO error
- */
- static public String fromStream(InputStream in) throws IOException {
- String fileString = null;
- ByteArrayOutputStream out = new ByteArrayOutputStream();
-
- byte[] buf = new byte[8192];
-
- int c = 0;
- while ((c = in.read(buf, 0, buf.length)) > 0) {
- out.write(buf, 0, c);
- }
- out.flush();
- in.close();
-
- fileString = new String(Base64.encodeBytes(out.toByteArray()));
- out.close();
-
- return fileString;
- }
-
- /**
- * Convert the given Base64 representation of an image into an {@link Image}
- * object.
- *
- * @param b64data
- * the {@link Image} in Base64 format
- *
- * @return the {@link Image} object
- *
- * @throws IOException
- * in case of IO error
- */
- static public BufferedImage toImage(String b64data) throws IOException {
- ByteArrayInputStream in = new ByteArrayInputStream(
- Base64.decode(b64data));
- return IOUtils.toImage(in);
- }
-
/**
* Return a hash of the given {@link String}.
*
*
* @return the hash
*/
- static public String getHash(String input) {
+ static public String getMd5Hash(String input) {
try {
MessageDigest md = MessageDigest.getInstance("MD5");
- md.update(input.getBytes());
+ md.update(input.getBytes("UTF-8"));
byte byteData[] = md.digest();
StringBuffer hexString = new StringBuffer();
return hexString.toString();
} catch (NoSuchAlgorithmException e) {
return input;
+ } catch (UnsupportedEncodingException e) {
+ return input;
}
}
HtmlEscapeType.HTML4_NAMED_REFERENCES_DEFAULT_TO_HEXA,
HtmlEscapeLevel.LEVEL_1_ONLY_MARKUP_SIGNIFICANT);
}
+
+ public static String zip64(String data) {
+ try {
+ return Base64.encodeBytes(data.getBytes(), Base64.GZIP);
+ } catch (IOException e) {
+ e.printStackTrace();
+ return null;
+ }
+ }
+
+ public static String unzip64(String data) throws IOException {
+ ByteArrayInputStream in = new ByteArrayInputStream(Base64.decode(data,
+ Base64.GZIP));
+
+ Scanner scan = new Scanner(in);
+ scan.useDelimiter("\\A");
+ try {
+ return scan.next();
+ } finally {
+ scan.close();
+ }
+ }
}