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Diffstat (limited to 'bundles/ie.wombat.jbdiff/src/ie/wombat/jbdiff/Util.java')
| -rw-r--r-- | bundles/ie.wombat.jbdiff/src/ie/wombat/jbdiff/Util.java | 132 |
1 files changed, 0 insertions, 132 deletions
diff --git a/bundles/ie.wombat.jbdiff/src/ie/wombat/jbdiff/Util.java b/bundles/ie.wombat.jbdiff/src/ie/wombat/jbdiff/Util.java deleted file mode 100644 index 54d5eaf8d..000000000 --- a/bundles/ie.wombat.jbdiff/src/ie/wombat/jbdiff/Util.java +++ /dev/null @@ -1,132 +0,0 @@ -/* - * Copyright (c) 2005, Joe Desbonnet, (jdesbonnet@gmail.com) - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * 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. - * * Neither the name of the <organization> 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 <copyright holder> ``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 <copyright holder> 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. - */ -package ie.wombat.jbdiff; - -import java.io.IOException; -import java.io.InputStream; - -/** - * @author - * @author Joe Desbonnet, joe@galway.net - * - */ -public class Util { - - // JBDiff extensions by Stefan.Liebig@compeople.de: - // - // - introduced a HEADER_SIZE constant here - - /** - * Length of the diff file header. - */ - public static final int HEADER_SIZE = 32; - - /** - * Equiv of C library memcmp(). - * - * @param s1 - * @param s1offset - * @param s2 - * @param n - * @return - */ - /* - * public final static int memcmp(byte[] s1, int s1offset, byte[] s2, int - * s2offset, int n) { - * - * if ((s1offset + n) > s1.length) { n = s1.length - s1offset; } if - * ((s2offset + n) > s2.length) { n = s2.length - s2offset; } for (int i = - * 0; i < n; i++) { if (s1[i + s1offset] != s2[i + s2offset]) { return s1[i + - * s1offset] < s2[i + s2offset] ? -1 : 1; } } - * - * return 0; } - */ - - /** - * Equiv of C library memcmp(). - * - * @param s1 - * @param s1offset - * @param s2 - * @param n - * @return - */ - public final static int memcmp(byte[] s1, int s1Size, int s1offset, - byte[] s2, int s2Size, int s2offset) { - - int n = s1Size - s1offset; - - if (n > (s2Size - s2offset)) { - n = s2Size - s2offset; - } - for (int i = 0; i < n; i++) { - if (s1[i + s1offset] != s2[i + s2offset]) { - return s1[i + s1offset] < s2[i + s2offset] ? -1 : 1; - } - } - - return 0; - // int n = s1.length - s1offset; - // - // if (n > (s2.length - s2offset)) { - // n = s2.length - s2offset; - // } - // for (int i = 0; i < n; i++) { - // if (s1[i + s1offset] != s2[i + s2offset]) { - // return s1[i + s1offset] < s2[i + s2offset] ? -1 : 1; - // } - // } - // - // return 0; - } - - /** - * Read from input stream and fill the given buffer from the given offset up - * to length len. - * - * @param in - * @param buf - * @param offset - * @param len - * @throws IOException - */ - public static final void readFromStream(InputStream in, byte[] buf, - int offset, int len) throws IOException { - - int totalBytesRead = 0; - while (totalBytesRead < len) { - int bytesRead = in.read(buf, offset + totalBytesRead, len - - totalBytesRead); - if (bytesRead < 0) { - throw new IOException( - "Could not read expected number of bytes."); - } - totalBytesRead += bytesRead; - } - } - -} |