only keep the sources

[fanfix.git] / src / be / nikiroo / utils / streams / ReplaceOutputStream.java

diff --git a/src/be/nikiroo/utils/streams/ReplaceOutputStream.java b/src/be/nikiroo/utils/streams/ReplaceOutputStream.java
deleted file mode 100644 (file)
index c6679cc..0000000
--- a/src/be/nikiroo/utils/streams/ReplaceOutputStream.java
+++ /dev/null
@@ -1,148 +0,0 @@
-package be.nikiroo.utils.streams;
-
-import java.io.IOException;
-import java.io.OutputStream;
-
-import be.nikiroo.utils.StringUtils;
-
-/**
- * This {@link OutputStream} will change some of its content by replacing it
- * with something else.
- * 
- * @author niki
- */
-public class ReplaceOutputStream extends BufferedOutputStream {
-       private byte[][] froms;
-       private byte[][] tos;
-
-       /**
-        * Create a {@link ReplaceOutputStream} that will replace <tt>from</tt> with
-        * <tt>to</tt>.
-        * 
-        * @param out
-        *            the under-laying {@link OutputStream}
-        * @param from
-        *            the {@link String} to replace
-        * @param to
-        *            the {@link String} to replace with
-        */
-       public ReplaceOutputStream(OutputStream out, String from, String to) {
-               this(out, StringUtils.getBytes(from), StringUtils.getBytes(to));
-       }
-
-       /**
-        * Create a {@link ReplaceOutputStream} that will replace <tt>from</tt> with
-        * <tt>to</tt>.
-        * 
-        * @param out
-        *            the under-laying {@link OutputStream}
-        * @param from
-        *            the value to replace
-        * @param to
-        *            the value to replace with
-        */
-       public ReplaceOutputStream(OutputStream out, byte[] from, byte[] to) {
-               this(out, new byte[][] { from }, new byte[][] { to });
-       }
-
-       /**
-        * Create a {@link ReplaceOutputStream} that will replace all <tt>froms</tt>
-        * with <tt>tos</tt>.
-        * <p>
-        * Note that they will be replaced in order, and that for each <tt>from</tt>
-        * a <tt>to</tt> must correspond.
-        * 
-        * @param out
-        *            the under-laying {@link OutputStream}
-        * @param froms
-        *            the values to replace
-        * @param tos
-        *            the values to replace with
-        */
-       public ReplaceOutputStream(OutputStream out, String[] froms, String[] tos) {
-               this(out, StreamUtils.getBytes(froms), StreamUtils.getBytes(tos));
-       }
-
-       /**
-        * Create a {@link ReplaceOutputStream} that will replace all <tt>froms</tt>
-        * with <tt>tos</tt>.
-        * <p>
-        * Note that they will be replaced in order, and that for each <tt>from</tt>
-        * a <tt>to</tt> must correspond.
-        * 
-        * @param out
-        *            the under-laying {@link OutputStream}
-        * @param froms
-        *            the values to replace
-        * @param tos
-        *            the values to replace with
-        */
-       public ReplaceOutputStream(OutputStream out, byte[][] froms, byte[][] tos) {
-               super(out);
-               bypassFlush = false;
-
-               if (froms.length != tos.length) {
-                       throw new IllegalArgumentException(
-                                       "For replacing, each FROM must have a corresponding TO");
-               }
-
-               this.froms = froms;
-               this.tos = tos;
-       }
-
-       /**
-        * Flush the {@link BufferedOutputStream}, write the current buffered data
-        * to (and optionally also flush) the under-laying stream.
-        * <p>
-        * If {@link BufferedOutputStream#bypassFlush} is false, all writes to the
-        * under-laying stream are done in this method.
-        * <p>
-        * This can be used if you want to write some data in the under-laying
-        * stream yourself (in that case, flush this {@link BufferedOutputStream}
-        * with or without flushing the under-laying stream, then you can write to
-        * the under-laying stream).
-        * <p>
-        * <b>But be careful!</b> If a replacement could be done with the end o the
-        * currently buffered data and the start of the data to come, we obviously
-        * will not be able to do it.
-        * 
-        * @param includingSubStream
-        *            also flush the under-laying stream
-        * @throws IOException
-        *             in case of I/O error
-        */
-       @Override
-       public void flush(boolean includingSubStream) throws IOException {
-               // Note: very simple, not efficient implementation; sorry.
-               while (start < stop) {
-                       boolean replaced = false;
-                       for (int i = 0; i < froms.length; i++) {
-                               if (froms[i] != null
-                                               && froms[i].length > 0
-                                               && StreamUtils
-                                                               .startsWith(froms[i], buffer, start, stop)) {
-                                       if (tos[i] != null && tos[i].length > 0) {
-                                               out.write(tos[i]);
-                                               bytesWritten += tos[i].length;
-                                       }
-
-                                       start += froms[i].length;
-                                       replaced = true;
-                                       break;
-                               }
-                       }
-
-                       if (!replaced) {
-                               out.write(buffer[start++]);
-                               bytesWritten++;
-                       }
-               }
-
-               start = 0;
-               stop = 0;
-
-               if (includingSubStream) {
-                       out.flush();
-               }
-       }
-}