You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@commons.apache.org by bo...@apache.org on 2014/04/12 18:52:11 UTC
svn commit: r905942 [9/38] - in
/websites/production/commons/content/proper/commons-compress: ./ apidocs/
apidocs/org/apache/commons/compress/archivers/
apidocs/org/apache/commons/compress/archivers/ar/
apidocs/org/apache/commons/compress/archivers/ar/...
Modified: websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/FileNameUtil.html
==============================================================================
--- websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/FileNameUtil.html (original)
+++ websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/FileNameUtil.html Sat Apr 12 16:51:56 2014
@@ -1,5 +1,5 @@
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
-<html lang="de">
+<html lang="en">
<head>
<title>Source code</title>
<link rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" title="Style">
Modified: websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/bzip2/BZip2CompressorInputStream.html
==============================================================================
--- websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/bzip2/BZip2CompressorInputStream.html (original)
+++ websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/bzip2/BZip2CompressorInputStream.html Sat Apr 12 16:51:56 2014
@@ -1,5 +1,5 @@
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
-<html lang="de">
+<html lang="en">
<head>
<title>Source code</title>
<link rel="stylesheet" type="text/css" href="../../../../../../../stylesheet.css" title="Style">
Modified: websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/bzip2/BZip2CompressorOutputStream.html
==============================================================================
--- websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/bzip2/BZip2CompressorOutputStream.html (original)
+++ websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/bzip2/BZip2CompressorOutputStream.html Sat Apr 12 16:51:56 2014
@@ -1,5 +1,5 @@
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
-<html lang="de">
+<html lang="en">
<head>
<title>Source code</title>
<link rel="stylesheet" type="text/css" href="../../../../../../../stylesheet.css" title="Style">
Modified: websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/bzip2/BZip2Utils.html
==============================================================================
--- websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/bzip2/BZip2Utils.html (original)
+++ websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/bzip2/BZip2Utils.html Sat Apr 12 16:51:56 2014
@@ -1,5 +1,5 @@
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
-<html lang="de">
+<html lang="en">
<head>
<title>Source code</title>
<link rel="stylesheet" type="text/css" href="../../../../../../../stylesheet.css" title="Style">
Modified: websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/gzip/GzipCompressorInputStream.html
==============================================================================
--- websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/gzip/GzipCompressorInputStream.html (original)
+++ websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/gzip/GzipCompressorInputStream.html Sat Apr 12 16:51:56 2014
@@ -1,5 +1,5 @@
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
-<html lang="de">
+<html lang="en">
<head>
<title>Source code</title>
<link rel="stylesheet" type="text/css" href="../../../../../../../stylesheet.css" title="Style">
Modified: websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/gzip/GzipCompressorOutputStream.html
==============================================================================
--- websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/gzip/GzipCompressorOutputStream.html (original)
+++ websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/gzip/GzipCompressorOutputStream.html Sat Apr 12 16:51:56 2014
@@ -1,5 +1,5 @@
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
-<html lang="de">
+<html lang="en">
<head>
<title>Source code</title>
<link rel="stylesheet" type="text/css" href="../../../../../../../stylesheet.css" title="Style">
Modified: websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/gzip/GzipParameters.html
==============================================================================
--- websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/gzip/GzipParameters.html (original)
+++ websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/gzip/GzipParameters.html Sat Apr 12 16:51:56 2014
@@ -1,5 +1,5 @@
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
-<html lang="de">
+<html lang="en">
<head>
<title>Source code</title>
<link rel="stylesheet" type="text/css" href="../../../../../../../stylesheet.css" title="Style">
Modified: websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/gzip/GzipUtils.html
==============================================================================
--- websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/gzip/GzipUtils.html (original)
+++ websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/gzip/GzipUtils.html Sat Apr 12 16:51:56 2014
@@ -1,5 +1,5 @@
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
-<html lang="de">
+<html lang="en">
<head>
<title>Source code</title>
<link rel="stylesheet" type="text/css" href="../../../../../../../stylesheet.css" title="Style">
Modified: websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/lzma/LZMACompressorInputStream.html
==============================================================================
--- websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/lzma/LZMACompressorInputStream.html (original)
+++ websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/lzma/LZMACompressorInputStream.html Sat Apr 12 16:51:56 2014
@@ -1,5 +1,5 @@
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
-<html lang="de">
+<html lang="en">
<head>
<title>Source code</title>
<link rel="stylesheet" type="text/css" href="../../../../../../../stylesheet.css" title="Style">
Modified: websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/pack200/Pack200CompressorInputStream.html
==============================================================================
--- websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/pack200/Pack200CompressorInputStream.html (original)
+++ websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/pack200/Pack200CompressorInputStream.html Sat Apr 12 16:51:56 2014
@@ -1,5 +1,5 @@
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
-<html lang="de">
+<html lang="en">
<head>
<title>Source code</title>
<link rel="stylesheet" type="text/css" href="../../../../../../../stylesheet.css" title="Style">
Modified: websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/pack200/Pack200CompressorOutputStream.html
==============================================================================
--- websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/pack200/Pack200CompressorOutputStream.html (original)
+++ websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/pack200/Pack200CompressorOutputStream.html Sat Apr 12 16:51:56 2014
@@ -1,5 +1,5 @@
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
-<html lang="de">
+<html lang="en">
<head>
<title>Source code</title>
<link rel="stylesheet" type="text/css" href="../../../../../../../stylesheet.css" title="Style">
Modified: websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/pack200/Pack200Strategy.html
==============================================================================
--- websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/pack200/Pack200Strategy.html (original)
+++ websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/pack200/Pack200Strategy.html Sat Apr 12 16:51:56 2014
@@ -1,5 +1,5 @@
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
-<html lang="de">
+<html lang="en">
<head>
<title>Source code</title>
<link rel="stylesheet" type="text/css" href="../../../../../../../stylesheet.css" title="Style">
Modified: websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/pack200/Pack200Utils.html
==============================================================================
--- websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/pack200/Pack200Utils.html (original)
+++ websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/pack200/Pack200Utils.html Sat Apr 12 16:51:56 2014
@@ -1,5 +1,5 @@
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
-<html lang="de">
+<html lang="en">
<head>
<title>Source code</title>
<link rel="stylesheet" type="text/css" href="../../../../../../../stylesheet.css" title="Style">
Modified: websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/snappy/FramedSnappyCompressorInputStream.html
==============================================================================
--- websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/snappy/FramedSnappyCompressorInputStream.html (original)
+++ websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/snappy/FramedSnappyCompressorInputStream.html Sat Apr 12 16:51:56 2014
@@ -1,5 +1,5 @@
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
-<html lang="de">
+<html lang="en">
<head>
<title>Source code</title>
<link rel="stylesheet" type="text/css" href="../../../../../../../stylesheet.css" title="Style">
Modified: websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/snappy/SnappyCompressorInputStream.html
==============================================================================
--- websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/snappy/SnappyCompressorInputStream.html (original)
+++ websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/snappy/SnappyCompressorInputStream.html Sat Apr 12 16:51:56 2014
@@ -1,5 +1,5 @@
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
-<html lang="de">
+<html lang="en">
<head>
<title>Source code</title>
<link rel="stylesheet" type="text/css" href="../../../../../../../stylesheet.css" title="Style">
@@ -30,405 +30,406 @@
<span class="sourceLineNo">022</span>import java.io.InputStream;<a name="line.22"></a>
<span class="sourceLineNo">023</span><a name="line.23"></a>
<span class="sourceLineNo">024</span>import org.apache.commons.compress.compressors.CompressorInputStream;<a name="line.24"></a>
-<span class="sourceLineNo">025</span><a name="line.25"></a>
-<span class="sourceLineNo">026</span>/**<a name="line.26"></a>
-<span class="sourceLineNo">027</span> * CompressorInputStream for the raw Snappy format.<a name="line.27"></a>
-<span class="sourceLineNo">028</span> *<a name="line.28"></a>
-<span class="sourceLineNo">029</span> * <p>This implementation uses an internal buffer in order to handle<a name="line.29"></a>
-<span class="sourceLineNo">030</span> * the back-references that are at the heart of the LZ77 algorithm.<a name="line.30"></a>
-<span class="sourceLineNo">031</span> * The size of the buffer must be at least as big as the biggest<a name="line.31"></a>
-<span class="sourceLineNo">032</span> * offset used in the compressed stream. The current version of the<a name="line.32"></a>
-<span class="sourceLineNo">033</span> * Snappy algorithm as defined by Google works on 32k blocks and<a name="line.33"></a>
-<span class="sourceLineNo">034</span> * doesn't contain offsets bigger than 32k which is the default block<a name="line.34"></a>
-<span class="sourceLineNo">035</span> * size used by this class.</p><a name="line.35"></a>
-<span class="sourceLineNo">036</span> *<a name="line.36"></a>
-<span class="sourceLineNo">037</span> * @see <a href="http://code.google.com/p/snappy/source/browse/trunk/format_description.txt">Snappy compressed format description</a><a name="line.37"></a>
-<span class="sourceLineNo">038</span> * @since 1.7<a name="line.38"></a>
-<span class="sourceLineNo">039</span> */<a name="line.39"></a>
-<span class="sourceLineNo">040</span>public class SnappyCompressorInputStream extends CompressorInputStream {<a name="line.40"></a>
-<span class="sourceLineNo">041</span><a name="line.41"></a>
-<span class="sourceLineNo">042</span> /** Mask used to determine the type of "tag" is being processed */<a name="line.42"></a>
-<span class="sourceLineNo">043</span> private static final int TAG_MASK = 0x03;<a name="line.43"></a>
-<span class="sourceLineNo">044</span><a name="line.44"></a>
-<span class="sourceLineNo">045</span> /** Default block size */<a name="line.45"></a>
-<span class="sourceLineNo">046</span> public static final int DEFAULT_BLOCK_SIZE = 32768;<a name="line.46"></a>
-<span class="sourceLineNo">047</span><a name="line.47"></a>
-<span class="sourceLineNo">048</span> /** Buffer to write decompressed bytes to for back-references */<a name="line.48"></a>
-<span class="sourceLineNo">049</span> private final byte[] decompressBuf;<a name="line.49"></a>
-<span class="sourceLineNo">050</span><a name="line.50"></a>
-<span class="sourceLineNo">051</span> /** One behind the index of the last byte in the buffer that was written */<a name="line.51"></a>
-<span class="sourceLineNo">052</span> private int writeIndex;<a name="line.52"></a>
-<span class="sourceLineNo">053</span><a name="line.53"></a>
-<span class="sourceLineNo">054</span> /** Index of the next byte to be read. */<a name="line.54"></a>
-<span class="sourceLineNo">055</span> private int readIndex;<a name="line.55"></a>
-<span class="sourceLineNo">056</span><a name="line.56"></a>
-<span class="sourceLineNo">057</span> /** The actual block size specified */<a name="line.57"></a>
-<span class="sourceLineNo">058</span> private final int blockSize;<a name="line.58"></a>
-<span class="sourceLineNo">059</span><a name="line.59"></a>
-<span class="sourceLineNo">060</span> /** The underlying stream to read compressed data from */<a name="line.60"></a>
-<span class="sourceLineNo">061</span> private final InputStream in;<a name="line.61"></a>
-<span class="sourceLineNo">062</span><a name="line.62"></a>
-<span class="sourceLineNo">063</span> /** The size of the uncompressed data */<a name="line.63"></a>
-<span class="sourceLineNo">064</span> private final int size;<a name="line.64"></a>
-<span class="sourceLineNo">065</span><a name="line.65"></a>
-<span class="sourceLineNo">066</span> /** Number of uncompressed bytes still to be read. */<a name="line.66"></a>
-<span class="sourceLineNo">067</span> private int uncompressedBytesRemaining;<a name="line.67"></a>
-<span class="sourceLineNo">068</span><a name="line.68"></a>
-<span class="sourceLineNo">069</span> // used in no-arg read method<a name="line.69"></a>
-<span class="sourceLineNo">070</span> private final byte[] oneByte = new byte[1];<a name="line.70"></a>
-<span class="sourceLineNo">071</span><a name="line.71"></a>
-<span class="sourceLineNo">072</span> private boolean endReached = false;<a name="line.72"></a>
-<span class="sourceLineNo">073</span><a name="line.73"></a>
-<span class="sourceLineNo">074</span> /**<a name="line.74"></a>
-<span class="sourceLineNo">075</span> * Constructor using the default buffer size of 32k.<a name="line.75"></a>
-<span class="sourceLineNo">076</span> * <a name="line.76"></a>
-<span class="sourceLineNo">077</span> * @param is<a name="line.77"></a>
-<span class="sourceLineNo">078</span> * An InputStream to read compressed data from<a name="line.78"></a>
-<span class="sourceLineNo">079</span> * <a name="line.79"></a>
-<span class="sourceLineNo">080</span> * @throws IOException<a name="line.80"></a>
-<span class="sourceLineNo">081</span> */<a name="line.81"></a>
-<span class="sourceLineNo">082</span> public SnappyCompressorInputStream(final InputStream is) throws IOException {<a name="line.82"></a>
-<span class="sourceLineNo">083</span> this(is, DEFAULT_BLOCK_SIZE);<a name="line.83"></a>
-<span class="sourceLineNo">084</span> }<a name="line.84"></a>
-<span class="sourceLineNo">085</span><a name="line.85"></a>
-<span class="sourceLineNo">086</span> /**<a name="line.86"></a>
-<span class="sourceLineNo">087</span> * Constructor using a configurable buffer size.<a name="line.87"></a>
-<span class="sourceLineNo">088</span> * <a name="line.88"></a>
-<span class="sourceLineNo">089</span> * @param is<a name="line.89"></a>
-<span class="sourceLineNo">090</span> * An InputStream to read compressed data from<a name="line.90"></a>
-<span class="sourceLineNo">091</span> * @param blockSize<a name="line.91"></a>
-<span class="sourceLineNo">092</span> * The block size used in compression<a name="line.92"></a>
-<span class="sourceLineNo">093</span> * <a name="line.93"></a>
-<span class="sourceLineNo">094</span> * @throws IOException<a name="line.94"></a>
-<span class="sourceLineNo">095</span> */<a name="line.95"></a>
-<span class="sourceLineNo">096</span> public SnappyCompressorInputStream(final InputStream is, final int blockSize)<a name="line.96"></a>
-<span class="sourceLineNo">097</span> throws IOException {<a name="line.97"></a>
-<span class="sourceLineNo">098</span> this.in = is;<a name="line.98"></a>
-<span class="sourceLineNo">099</span> this.blockSize = blockSize;<a name="line.99"></a>
-<span class="sourceLineNo">100</span> this.decompressBuf = new byte[blockSize * 3];<a name="line.100"></a>
-<span class="sourceLineNo">101</span> this.writeIndex = readIndex = 0;<a name="line.101"></a>
-<span class="sourceLineNo">102</span> uncompressedBytesRemaining = size = (int) readSize();<a name="line.102"></a>
-<span class="sourceLineNo">103</span> }<a name="line.103"></a>
-<span class="sourceLineNo">104</span><a name="line.104"></a>
-<span class="sourceLineNo">105</span> /** {@inheritDoc} */<a name="line.105"></a>
-<span class="sourceLineNo">106</span> @Override<a name="line.106"></a>
-<span class="sourceLineNo">107</span> public int read() throws IOException {<a name="line.107"></a>
-<span class="sourceLineNo">108</span> return read(oneByte, 0, 1) == -1 ? -1 : oneByte[0] & 0xFF;<a name="line.108"></a>
-<span class="sourceLineNo">109</span> }<a name="line.109"></a>
-<span class="sourceLineNo">110</span><a name="line.110"></a>
-<span class="sourceLineNo">111</span> /** {@inheritDoc} */<a name="line.111"></a>
-<span class="sourceLineNo">112</span> @Override<a name="line.112"></a>
-<span class="sourceLineNo">113</span> public void close() throws IOException {<a name="line.113"></a>
-<span class="sourceLineNo">114</span> in.close();<a name="line.114"></a>
-<span class="sourceLineNo">115</span> }<a name="line.115"></a>
-<span class="sourceLineNo">116</span><a name="line.116"></a>
-<span class="sourceLineNo">117</span> /** {@inheritDoc} */<a name="line.117"></a>
-<span class="sourceLineNo">118</span> @Override<a name="line.118"></a>
-<span class="sourceLineNo">119</span> public int available() {<a name="line.119"></a>
-<span class="sourceLineNo">120</span> return writeIndex - readIndex;<a name="line.120"></a>
-<span class="sourceLineNo">121</span> }<a name="line.121"></a>
-<span class="sourceLineNo">122</span><a name="line.122"></a>
-<span class="sourceLineNo">123</span> /**<a name="line.123"></a>
-<span class="sourceLineNo">124</span> * {@inheritDoc}<a name="line.124"></a>
-<span class="sourceLineNo">125</span> */<a name="line.125"></a>
-<span class="sourceLineNo">126</span> @Override<a name="line.126"></a>
-<span class="sourceLineNo">127</span> public int read(byte[] b, int off, int len) throws IOException {<a name="line.127"></a>
-<span class="sourceLineNo">128</span> if (endReached) {<a name="line.128"></a>
-<span class="sourceLineNo">129</span> return -1;<a name="line.129"></a>
-<span class="sourceLineNo">130</span> }<a name="line.130"></a>
-<span class="sourceLineNo">131</span> final int avail = available();<a name="line.131"></a>
-<span class="sourceLineNo">132</span> if (len > avail) {<a name="line.132"></a>
-<span class="sourceLineNo">133</span> fill(len - avail);<a name="line.133"></a>
-<span class="sourceLineNo">134</span> }<a name="line.134"></a>
-<span class="sourceLineNo">135</span><a name="line.135"></a>
-<span class="sourceLineNo">136</span> int readable = Math.min(len, available());<a name="line.136"></a>
-<span class="sourceLineNo">137</span> System.arraycopy(decompressBuf, readIndex, b, off, readable);<a name="line.137"></a>
-<span class="sourceLineNo">138</span> readIndex += readable;<a name="line.138"></a>
-<span class="sourceLineNo">139</span> if (readIndex > blockSize) {<a name="line.139"></a>
-<span class="sourceLineNo">140</span> slideBuffer();<a name="line.140"></a>
-<span class="sourceLineNo">141</span> }<a name="line.141"></a>
-<span class="sourceLineNo">142</span> return readable;<a name="line.142"></a>
-<span class="sourceLineNo">143</span> }<a name="line.143"></a>
-<span class="sourceLineNo">144</span><a name="line.144"></a>
-<span class="sourceLineNo">145</span> /**<a name="line.145"></a>
-<span class="sourceLineNo">146</span> * Try to fill the buffer with enough bytes to satisfy the current<a name="line.146"></a>
-<span class="sourceLineNo">147</span> * read request.<a name="line.147"></a>
-<span class="sourceLineNo">148</span> *<a name="line.148"></a>
-<span class="sourceLineNo">149</span> * @param len the number of uncompressed bytes to read<a name="line.149"></a>
-<span class="sourceLineNo">150</span> */<a name="line.150"></a>
-<span class="sourceLineNo">151</span> private void fill(int len) throws IOException {<a name="line.151"></a>
-<span class="sourceLineNo">152</span> if (uncompressedBytesRemaining == 0) {<a name="line.152"></a>
-<span class="sourceLineNo">153</span> endReached = true;<a name="line.153"></a>
-<span class="sourceLineNo">154</span> }<a name="line.154"></a>
-<span class="sourceLineNo">155</span> int readNow = Math.min(len, uncompressedBytesRemaining);<a name="line.155"></a>
-<span class="sourceLineNo">156</span><a name="line.156"></a>
-<span class="sourceLineNo">157</span> while (readNow > 0) {<a name="line.157"></a>
-<span class="sourceLineNo">158</span> final int b = readOneByte();<a name="line.158"></a>
-<span class="sourceLineNo">159</span> int length = 0;<a name="line.159"></a>
-<span class="sourceLineNo">160</span> long offset = 0;<a name="line.160"></a>
-<span class="sourceLineNo">161</span><a name="line.161"></a>
-<span class="sourceLineNo">162</span> switch (b & TAG_MASK) {<a name="line.162"></a>
-<span class="sourceLineNo">163</span><a name="line.163"></a>
-<span class="sourceLineNo">164</span> case 0x00:<a name="line.164"></a>
-<span class="sourceLineNo">165</span><a name="line.165"></a>
-<span class="sourceLineNo">166</span> length = readLiteralLength(b);<a name="line.166"></a>
-<span class="sourceLineNo">167</span><a name="line.167"></a>
-<span class="sourceLineNo">168</span> if (expandLiteral(length)) {<a name="line.168"></a>
-<span class="sourceLineNo">169</span> return;<a name="line.169"></a>
-<span class="sourceLineNo">170</span> }<a name="line.170"></a>
-<span class="sourceLineNo">171</span> break;<a name="line.171"></a>
-<span class="sourceLineNo">172</span><a name="line.172"></a>
-<span class="sourceLineNo">173</span> case 0x01:<a name="line.173"></a>
-<span class="sourceLineNo">174</span><a name="line.174"></a>
-<span class="sourceLineNo">175</span> /*<a name="line.175"></a>
-<span class="sourceLineNo">176</span> * These elements can encode lengths between [4..11] bytes and<a name="line.176"></a>
-<span class="sourceLineNo">177</span> * offsets between [0..2047] bytes. (len-4) occupies three bits<a name="line.177"></a>
-<span class="sourceLineNo">178</span> * and is stored in bits [2..4] of the tag byte. The offset<a name="line.178"></a>
-<span class="sourceLineNo">179</span> * occupies 11 bits, of which the upper three are stored in the<a name="line.179"></a>
-<span class="sourceLineNo">180</span> * upper three bits ([5..7]) of the tag byte, and the lower<a name="line.180"></a>
-<span class="sourceLineNo">181</span> * eight are stored in a byte following the tag byte.<a name="line.181"></a>
-<span class="sourceLineNo">182</span> */<a name="line.182"></a>
-<span class="sourceLineNo">183</span><a name="line.183"></a>
-<span class="sourceLineNo">184</span> length = 4 + ((b >> 2) & 0x07);<a name="line.184"></a>
-<span class="sourceLineNo">185</span> offset = (b & 0xE0) << 3;<a name="line.185"></a>
-<span class="sourceLineNo">186</span> offset |= readOneByte();<a name="line.186"></a>
-<span class="sourceLineNo">187</span><a name="line.187"></a>
-<span class="sourceLineNo">188</span> if (expandCopy(offset, length)) {<a name="line.188"></a>
-<span class="sourceLineNo">189</span> return;<a name="line.189"></a>
-<span class="sourceLineNo">190</span> }<a name="line.190"></a>
-<span class="sourceLineNo">191</span> break;<a name="line.191"></a>
-<span class="sourceLineNo">192</span><a name="line.192"></a>
-<span class="sourceLineNo">193</span> case 0x02:<a name="line.193"></a>
-<span class="sourceLineNo">194</span><a name="line.194"></a>
-<span class="sourceLineNo">195</span> /*<a name="line.195"></a>
-<span class="sourceLineNo">196</span> * These elements can encode lengths between [1..64] and offsets<a name="line.196"></a>
-<span class="sourceLineNo">197</span> * from [0..65535]. (len-1) occupies six bits and is stored in<a name="line.197"></a>
-<span class="sourceLineNo">198</span> * the upper six bits ([2..7]) of the tag byte. The offset is<a name="line.198"></a>
-<span class="sourceLineNo">199</span> * stored as a little-endian 16-bit integer in the two bytes<a name="line.199"></a>
-<span class="sourceLineNo">200</span> * following the tag byte.<a name="line.200"></a>
-<span class="sourceLineNo">201</span> */<a name="line.201"></a>
-<span class="sourceLineNo">202</span><a name="line.202"></a>
-<span class="sourceLineNo">203</span> length = (b >> 2) + 1;<a name="line.203"></a>
-<span class="sourceLineNo">204</span><a name="line.204"></a>
-<span class="sourceLineNo">205</span> offset = readOneByte();<a name="line.205"></a>
-<span class="sourceLineNo">206</span> offset |= readOneByte() << 8;<a name="line.206"></a>
-<span class="sourceLineNo">207</span><a name="line.207"></a>
-<span class="sourceLineNo">208</span> if (expandCopy(offset, length)) {<a name="line.208"></a>
-<span class="sourceLineNo">209</span> return;<a name="line.209"></a>
-<span class="sourceLineNo">210</span> }<a name="line.210"></a>
-<span class="sourceLineNo">211</span> break;<a name="line.211"></a>
-<span class="sourceLineNo">212</span><a name="line.212"></a>
-<span class="sourceLineNo">213</span> case 0x03:<a name="line.213"></a>
-<span class="sourceLineNo">214</span><a name="line.214"></a>
-<span class="sourceLineNo">215</span> /*<a name="line.215"></a>
-<span class="sourceLineNo">216</span> * These are like the copies with 2-byte offsets (see previous<a name="line.216"></a>
-<span class="sourceLineNo">217</span> * subsection), except that the offset is stored as a 32-bit<a name="line.217"></a>
-<span class="sourceLineNo">218</span> * integer instead of a 16-bit integer (and thus will occupy<a name="line.218"></a>
-<span class="sourceLineNo">219</span> * four bytes).<a name="line.219"></a>
-<span class="sourceLineNo">220</span> */<a name="line.220"></a>
-<span class="sourceLineNo">221</span><a name="line.221"></a>
-<span class="sourceLineNo">222</span> length = (b >> 2) + 1;<a name="line.222"></a>
-<span class="sourceLineNo">223</span><a name="line.223"></a>
-<span class="sourceLineNo">224</span> offset = readOneByte();<a name="line.224"></a>
-<span class="sourceLineNo">225</span> offset |= readOneByte() << 8;<a name="line.225"></a>
-<span class="sourceLineNo">226</span> offset |= readOneByte() << 16;<a name="line.226"></a>
-<span class="sourceLineNo">227</span> offset |= ((long) readOneByte()) << 24;<a name="line.227"></a>
-<span class="sourceLineNo">228</span><a name="line.228"></a>
-<span class="sourceLineNo">229</span> if (expandCopy(offset, length)) {<a name="line.229"></a>
-<span class="sourceLineNo">230</span> return;<a name="line.230"></a>
-<span class="sourceLineNo">231</span> }<a name="line.231"></a>
-<span class="sourceLineNo">232</span> break;<a name="line.232"></a>
-<span class="sourceLineNo">233</span> }<a name="line.233"></a>
-<span class="sourceLineNo">234</span><a name="line.234"></a>
-<span class="sourceLineNo">235</span> readNow -= length;<a name="line.235"></a>
-<span class="sourceLineNo">236</span> uncompressedBytesRemaining -= length;<a name="line.236"></a>
-<span class="sourceLineNo">237</span> }<a name="line.237"></a>
-<span class="sourceLineNo">238</span> }<a name="line.238"></a>
-<span class="sourceLineNo">239</span><a name="line.239"></a>
-<span class="sourceLineNo">240</span> /**<a name="line.240"></a>
-<span class="sourceLineNo">241</span> * Slide buffer.<a name="line.241"></a>
-<span class="sourceLineNo">242</span> *<a name="line.242"></a>
-<span class="sourceLineNo">243</span> * <p>Move all bytes of the buffer after the first block down to<a name="line.243"></a>
-<span class="sourceLineNo">244</span> * the beginning of the buffer.</p><a name="line.244"></a>
-<span class="sourceLineNo">245</span> */<a name="line.245"></a>
-<span class="sourceLineNo">246</span> private void slideBuffer() {<a name="line.246"></a>
-<span class="sourceLineNo">247</span> System.arraycopy(decompressBuf, blockSize, decompressBuf, 0,<a name="line.247"></a>
-<span class="sourceLineNo">248</span> blockSize * 2);<a name="line.248"></a>
-<span class="sourceLineNo">249</span> writeIndex -= blockSize;<a name="line.249"></a>
-<span class="sourceLineNo">250</span> readIndex -= blockSize;<a name="line.250"></a>
-<span class="sourceLineNo">251</span> }<a name="line.251"></a>
-<span class="sourceLineNo">252</span><a name="line.252"></a>
+<span class="sourceLineNo">025</span>import org.apache.commons.compress.utils.IOUtils;<a name="line.25"></a>
+<span class="sourceLineNo">026</span><a name="line.26"></a>
+<span class="sourceLineNo">027</span>/**<a name="line.27"></a>
+<span class="sourceLineNo">028</span> * CompressorInputStream for the raw Snappy format.<a name="line.28"></a>
+<span class="sourceLineNo">029</span> *<a name="line.29"></a>
+<span class="sourceLineNo">030</span> * <p>This implementation uses an internal buffer in order to handle<a name="line.30"></a>
+<span class="sourceLineNo">031</span> * the back-references that are at the heart of the LZ77 algorithm.<a name="line.31"></a>
+<span class="sourceLineNo">032</span> * The size of the buffer must be at least as big as the biggest<a name="line.32"></a>
+<span class="sourceLineNo">033</span> * offset used in the compressed stream. The current version of the<a name="line.33"></a>
+<span class="sourceLineNo">034</span> * Snappy algorithm as defined by Google works on 32k blocks and<a name="line.34"></a>
+<span class="sourceLineNo">035</span> * doesn't contain offsets bigger than 32k which is the default block<a name="line.35"></a>
+<span class="sourceLineNo">036</span> * size used by this class.</p><a name="line.36"></a>
+<span class="sourceLineNo">037</span> *<a name="line.37"></a>
+<span class="sourceLineNo">038</span> * @see <a href="http://code.google.com/p/snappy/source/browse/trunk/format_description.txt">Snappy compressed format description</a><a name="line.38"></a>
+<span class="sourceLineNo">039</span> * @since 1.7<a name="line.39"></a>
+<span class="sourceLineNo">040</span> */<a name="line.40"></a>
+<span class="sourceLineNo">041</span>public class SnappyCompressorInputStream extends CompressorInputStream {<a name="line.41"></a>
+<span class="sourceLineNo">042</span><a name="line.42"></a>
+<span class="sourceLineNo">043</span> /** Mask used to determine the type of "tag" is being processed */<a name="line.43"></a>
+<span class="sourceLineNo">044</span> private static final int TAG_MASK = 0x03;<a name="line.44"></a>
+<span class="sourceLineNo">045</span><a name="line.45"></a>
+<span class="sourceLineNo">046</span> /** Default block size */<a name="line.46"></a>
+<span class="sourceLineNo">047</span> public static final int DEFAULT_BLOCK_SIZE = 32768;<a name="line.47"></a>
+<span class="sourceLineNo">048</span><a name="line.48"></a>
+<span class="sourceLineNo">049</span> /** Buffer to write decompressed bytes to for back-references */<a name="line.49"></a>
+<span class="sourceLineNo">050</span> private final byte[] decompressBuf;<a name="line.50"></a>
+<span class="sourceLineNo">051</span><a name="line.51"></a>
+<span class="sourceLineNo">052</span> /** One behind the index of the last byte in the buffer that was written */<a name="line.52"></a>
+<span class="sourceLineNo">053</span> private int writeIndex;<a name="line.53"></a>
+<span class="sourceLineNo">054</span><a name="line.54"></a>
+<span class="sourceLineNo">055</span> /** Index of the next byte to be read. */<a name="line.55"></a>
+<span class="sourceLineNo">056</span> private int readIndex;<a name="line.56"></a>
+<span class="sourceLineNo">057</span><a name="line.57"></a>
+<span class="sourceLineNo">058</span> /** The actual block size specified */<a name="line.58"></a>
+<span class="sourceLineNo">059</span> private final int blockSize;<a name="line.59"></a>
+<span class="sourceLineNo">060</span><a name="line.60"></a>
+<span class="sourceLineNo">061</span> /** The underlying stream to read compressed data from */<a name="line.61"></a>
+<span class="sourceLineNo">062</span> private final InputStream in;<a name="line.62"></a>
+<span class="sourceLineNo">063</span><a name="line.63"></a>
+<span class="sourceLineNo">064</span> /** The size of the uncompressed data */<a name="line.64"></a>
+<span class="sourceLineNo">065</span> private final int size;<a name="line.65"></a>
+<span class="sourceLineNo">066</span><a name="line.66"></a>
+<span class="sourceLineNo">067</span> /** Number of uncompressed bytes still to be read. */<a name="line.67"></a>
+<span class="sourceLineNo">068</span> private int uncompressedBytesRemaining;<a name="line.68"></a>
+<span class="sourceLineNo">069</span><a name="line.69"></a>
+<span class="sourceLineNo">070</span> // used in no-arg read method<a name="line.70"></a>
+<span class="sourceLineNo">071</span> private final byte[] oneByte = new byte[1];<a name="line.71"></a>
+<span class="sourceLineNo">072</span><a name="line.72"></a>
+<span class="sourceLineNo">073</span> private boolean endReached = false;<a name="line.73"></a>
+<span class="sourceLineNo">074</span><a name="line.74"></a>
+<span class="sourceLineNo">075</span> /**<a name="line.75"></a>
+<span class="sourceLineNo">076</span> * Constructor using the default buffer size of 32k.<a name="line.76"></a>
+<span class="sourceLineNo">077</span> * <a name="line.77"></a>
+<span class="sourceLineNo">078</span> * @param is<a name="line.78"></a>
+<span class="sourceLineNo">079</span> * An InputStream to read compressed data from<a name="line.79"></a>
+<span class="sourceLineNo">080</span> * <a name="line.80"></a>
+<span class="sourceLineNo">081</span> * @throws IOException<a name="line.81"></a>
+<span class="sourceLineNo">082</span> */<a name="line.82"></a>
+<span class="sourceLineNo">083</span> public SnappyCompressorInputStream(final InputStream is) throws IOException {<a name="line.83"></a>
+<span class="sourceLineNo">084</span> this(is, DEFAULT_BLOCK_SIZE);<a name="line.84"></a>
+<span class="sourceLineNo">085</span> }<a name="line.85"></a>
+<span class="sourceLineNo">086</span><a name="line.86"></a>
+<span class="sourceLineNo">087</span> /**<a name="line.87"></a>
+<span class="sourceLineNo">088</span> * Constructor using a configurable buffer size.<a name="line.88"></a>
+<span class="sourceLineNo">089</span> * <a name="line.89"></a>
+<span class="sourceLineNo">090</span> * @param is<a name="line.90"></a>
+<span class="sourceLineNo">091</span> * An InputStream to read compressed data from<a name="line.91"></a>
+<span class="sourceLineNo">092</span> * @param blockSize<a name="line.92"></a>
+<span class="sourceLineNo">093</span> * The block size used in compression<a name="line.93"></a>
+<span class="sourceLineNo">094</span> * <a name="line.94"></a>
+<span class="sourceLineNo">095</span> * @throws IOException<a name="line.95"></a>
+<span class="sourceLineNo">096</span> */<a name="line.96"></a>
+<span class="sourceLineNo">097</span> public SnappyCompressorInputStream(final InputStream is, final int blockSize)<a name="line.97"></a>
+<span class="sourceLineNo">098</span> throws IOException {<a name="line.98"></a>
+<span class="sourceLineNo">099</span> this.in = is;<a name="line.99"></a>
+<span class="sourceLineNo">100</span> this.blockSize = blockSize;<a name="line.100"></a>
+<span class="sourceLineNo">101</span> this.decompressBuf = new byte[blockSize * 3];<a name="line.101"></a>
+<span class="sourceLineNo">102</span> this.writeIndex = readIndex = 0;<a name="line.102"></a>
+<span class="sourceLineNo">103</span> uncompressedBytesRemaining = size = (int) readSize();<a name="line.103"></a>
+<span class="sourceLineNo">104</span> }<a name="line.104"></a>
+<span class="sourceLineNo">105</span><a name="line.105"></a>
+<span class="sourceLineNo">106</span> /** {@inheritDoc} */<a name="line.106"></a>
+<span class="sourceLineNo">107</span> @Override<a name="line.107"></a>
+<span class="sourceLineNo">108</span> public int read() throws IOException {<a name="line.108"></a>
+<span class="sourceLineNo">109</span> return read(oneByte, 0, 1) == -1 ? -1 : oneByte[0] & 0xFF;<a name="line.109"></a>
+<span class="sourceLineNo">110</span> }<a name="line.110"></a>
+<span class="sourceLineNo">111</span><a name="line.111"></a>
+<span class="sourceLineNo">112</span> /** {@inheritDoc} */<a name="line.112"></a>
+<span class="sourceLineNo">113</span> @Override<a name="line.113"></a>
+<span class="sourceLineNo">114</span> public void close() throws IOException {<a name="line.114"></a>
+<span class="sourceLineNo">115</span> in.close();<a name="line.115"></a>
+<span class="sourceLineNo">116</span> }<a name="line.116"></a>
+<span class="sourceLineNo">117</span><a name="line.117"></a>
+<span class="sourceLineNo">118</span> /** {@inheritDoc} */<a name="line.118"></a>
+<span class="sourceLineNo">119</span> @Override<a name="line.119"></a>
+<span class="sourceLineNo">120</span> public int available() {<a name="line.120"></a>
+<span class="sourceLineNo">121</span> return writeIndex - readIndex;<a name="line.121"></a>
+<span class="sourceLineNo">122</span> }<a name="line.122"></a>
+<span class="sourceLineNo">123</span><a name="line.123"></a>
+<span class="sourceLineNo">124</span> /**<a name="line.124"></a>
+<span class="sourceLineNo">125</span> * {@inheritDoc}<a name="line.125"></a>
+<span class="sourceLineNo">126</span> */<a name="line.126"></a>
+<span class="sourceLineNo">127</span> @Override<a name="line.127"></a>
+<span class="sourceLineNo">128</span> public int read(byte[] b, int off, int len) throws IOException {<a name="line.128"></a>
+<span class="sourceLineNo">129</span> if (endReached) {<a name="line.129"></a>
+<span class="sourceLineNo">130</span> return -1;<a name="line.130"></a>
+<span class="sourceLineNo">131</span> }<a name="line.131"></a>
+<span class="sourceLineNo">132</span> final int avail = available();<a name="line.132"></a>
+<span class="sourceLineNo">133</span> if (len > avail) {<a name="line.133"></a>
+<span class="sourceLineNo">134</span> fill(len - avail);<a name="line.134"></a>
+<span class="sourceLineNo">135</span> }<a name="line.135"></a>
+<span class="sourceLineNo">136</span><a name="line.136"></a>
+<span class="sourceLineNo">137</span> int readable = Math.min(len, available());<a name="line.137"></a>
+<span class="sourceLineNo">138</span> System.arraycopy(decompressBuf, readIndex, b, off, readable);<a name="line.138"></a>
+<span class="sourceLineNo">139</span> readIndex += readable;<a name="line.139"></a>
+<span class="sourceLineNo">140</span> if (readIndex > blockSize) {<a name="line.140"></a>
+<span class="sourceLineNo">141</span> slideBuffer();<a name="line.141"></a>
+<span class="sourceLineNo">142</span> }<a name="line.142"></a>
+<span class="sourceLineNo">143</span> return readable;<a name="line.143"></a>
+<span class="sourceLineNo">144</span> }<a name="line.144"></a>
+<span class="sourceLineNo">145</span><a name="line.145"></a>
+<span class="sourceLineNo">146</span> /**<a name="line.146"></a>
+<span class="sourceLineNo">147</span> * Try to fill the buffer with enough bytes to satisfy the current<a name="line.147"></a>
+<span class="sourceLineNo">148</span> * read request.<a name="line.148"></a>
+<span class="sourceLineNo">149</span> *<a name="line.149"></a>
+<span class="sourceLineNo">150</span> * @param len the number of uncompressed bytes to read<a name="line.150"></a>
+<span class="sourceLineNo">151</span> */<a name="line.151"></a>
+<span class="sourceLineNo">152</span> private void fill(int len) throws IOException {<a name="line.152"></a>
+<span class="sourceLineNo">153</span> if (uncompressedBytesRemaining == 0) {<a name="line.153"></a>
+<span class="sourceLineNo">154</span> endReached = true;<a name="line.154"></a>
+<span class="sourceLineNo">155</span> }<a name="line.155"></a>
+<span class="sourceLineNo">156</span> int readNow = Math.min(len, uncompressedBytesRemaining);<a name="line.156"></a>
+<span class="sourceLineNo">157</span><a name="line.157"></a>
+<span class="sourceLineNo">158</span> while (readNow > 0) {<a name="line.158"></a>
+<span class="sourceLineNo">159</span> final int b = readOneByte();<a name="line.159"></a>
+<span class="sourceLineNo">160</span> int length = 0;<a name="line.160"></a>
+<span class="sourceLineNo">161</span> long offset = 0;<a name="line.161"></a>
+<span class="sourceLineNo">162</span><a name="line.162"></a>
+<span class="sourceLineNo">163</span> switch (b & TAG_MASK) {<a name="line.163"></a>
+<span class="sourceLineNo">164</span><a name="line.164"></a>
+<span class="sourceLineNo">165</span> case 0x00:<a name="line.165"></a>
+<span class="sourceLineNo">166</span><a name="line.166"></a>
+<span class="sourceLineNo">167</span> length = readLiteralLength(b);<a name="line.167"></a>
+<span class="sourceLineNo">168</span><a name="line.168"></a>
+<span class="sourceLineNo">169</span> if (expandLiteral(length)) {<a name="line.169"></a>
+<span class="sourceLineNo">170</span> return;<a name="line.170"></a>
+<span class="sourceLineNo">171</span> }<a name="line.171"></a>
+<span class="sourceLineNo">172</span> break;<a name="line.172"></a>
+<span class="sourceLineNo">173</span><a name="line.173"></a>
+<span class="sourceLineNo">174</span> case 0x01:<a name="line.174"></a>
+<span class="sourceLineNo">175</span><a name="line.175"></a>
+<span class="sourceLineNo">176</span> /*<a name="line.176"></a>
+<span class="sourceLineNo">177</span> * These elements can encode lengths between [4..11] bytes and<a name="line.177"></a>
+<span class="sourceLineNo">178</span> * offsets between [0..2047] bytes. (len-4) occupies three bits<a name="line.178"></a>
+<span class="sourceLineNo">179</span> * and is stored in bits [2..4] of the tag byte. The offset<a name="line.179"></a>
+<span class="sourceLineNo">180</span> * occupies 11 bits, of which the upper three are stored in the<a name="line.180"></a>
+<span class="sourceLineNo">181</span> * upper three bits ([5..7]) of the tag byte, and the lower<a name="line.181"></a>
+<span class="sourceLineNo">182</span> * eight are stored in a byte following the tag byte.<a name="line.182"></a>
+<span class="sourceLineNo">183</span> */<a name="line.183"></a>
+<span class="sourceLineNo">184</span><a name="line.184"></a>
+<span class="sourceLineNo">185</span> length = 4 + ((b >> 2) & 0x07);<a name="line.185"></a>
+<span class="sourceLineNo">186</span> offset = (b & 0xE0) << 3;<a name="line.186"></a>
+<span class="sourceLineNo">187</span> offset |= readOneByte();<a name="line.187"></a>
+<span class="sourceLineNo">188</span><a name="line.188"></a>
+<span class="sourceLineNo">189</span> if (expandCopy(offset, length)) {<a name="line.189"></a>
+<span class="sourceLineNo">190</span> return;<a name="line.190"></a>
+<span class="sourceLineNo">191</span> }<a name="line.191"></a>
+<span class="sourceLineNo">192</span> break;<a name="line.192"></a>
+<span class="sourceLineNo">193</span><a name="line.193"></a>
+<span class="sourceLineNo">194</span> case 0x02:<a name="line.194"></a>
+<span class="sourceLineNo">195</span><a name="line.195"></a>
+<span class="sourceLineNo">196</span> /*<a name="line.196"></a>
+<span class="sourceLineNo">197</span> * These elements can encode lengths between [1..64] and offsets<a name="line.197"></a>
+<span class="sourceLineNo">198</span> * from [0..65535]. (len-1) occupies six bits and is stored in<a name="line.198"></a>
+<span class="sourceLineNo">199</span> * the upper six bits ([2..7]) of the tag byte. The offset is<a name="line.199"></a>
+<span class="sourceLineNo">200</span> * stored as a little-endian 16-bit integer in the two bytes<a name="line.200"></a>
+<span class="sourceLineNo">201</span> * following the tag byte.<a name="line.201"></a>
+<span class="sourceLineNo">202</span> */<a name="line.202"></a>
+<span class="sourceLineNo">203</span><a name="line.203"></a>
+<span class="sourceLineNo">204</span> length = (b >> 2) + 1;<a name="line.204"></a>
+<span class="sourceLineNo">205</span><a name="line.205"></a>
+<span class="sourceLineNo">206</span> offset = readOneByte();<a name="line.206"></a>
+<span class="sourceLineNo">207</span> offset |= readOneByte() << 8;<a name="line.207"></a>
+<span class="sourceLineNo">208</span><a name="line.208"></a>
+<span class="sourceLineNo">209</span> if (expandCopy(offset, length)) {<a name="line.209"></a>
+<span class="sourceLineNo">210</span> return;<a name="line.210"></a>
+<span class="sourceLineNo">211</span> }<a name="line.211"></a>
+<span class="sourceLineNo">212</span> break;<a name="line.212"></a>
+<span class="sourceLineNo">213</span><a name="line.213"></a>
+<span class="sourceLineNo">214</span> case 0x03:<a name="line.214"></a>
+<span class="sourceLineNo">215</span><a name="line.215"></a>
+<span class="sourceLineNo">216</span> /*<a name="line.216"></a>
+<span class="sourceLineNo">217</span> * These are like the copies with 2-byte offsets (see previous<a name="line.217"></a>
+<span class="sourceLineNo">218</span> * subsection), except that the offset is stored as a 32-bit<a name="line.218"></a>
+<span class="sourceLineNo">219</span> * integer instead of a 16-bit integer (and thus will occupy<a name="line.219"></a>
+<span class="sourceLineNo">220</span> * four bytes).<a name="line.220"></a>
+<span class="sourceLineNo">221</span> */<a name="line.221"></a>
+<span class="sourceLineNo">222</span><a name="line.222"></a>
+<span class="sourceLineNo">223</span> length = (b >> 2) + 1;<a name="line.223"></a>
+<span class="sourceLineNo">224</span><a name="line.224"></a>
+<span class="sourceLineNo">225</span> offset = readOneByte();<a name="line.225"></a>
+<span class="sourceLineNo">226</span> offset |= readOneByte() << 8;<a name="line.226"></a>
+<span class="sourceLineNo">227</span> offset |= readOneByte() << 16;<a name="line.227"></a>
+<span class="sourceLineNo">228</span> offset |= ((long) readOneByte()) << 24;<a name="line.228"></a>
+<span class="sourceLineNo">229</span><a name="line.229"></a>
+<span class="sourceLineNo">230</span> if (expandCopy(offset, length)) {<a name="line.230"></a>
+<span class="sourceLineNo">231</span> return;<a name="line.231"></a>
+<span class="sourceLineNo">232</span> }<a name="line.232"></a>
+<span class="sourceLineNo">233</span> break;<a name="line.233"></a>
+<span class="sourceLineNo">234</span> }<a name="line.234"></a>
+<span class="sourceLineNo">235</span><a name="line.235"></a>
+<span class="sourceLineNo">236</span> readNow -= length;<a name="line.236"></a>
+<span class="sourceLineNo">237</span> uncompressedBytesRemaining -= length;<a name="line.237"></a>
+<span class="sourceLineNo">238</span> }<a name="line.238"></a>
+<span class="sourceLineNo">239</span> }<a name="line.239"></a>
+<span class="sourceLineNo">240</span><a name="line.240"></a>
+<span class="sourceLineNo">241</span> /**<a name="line.241"></a>
+<span class="sourceLineNo">242</span> * Slide buffer.<a name="line.242"></a>
+<span class="sourceLineNo">243</span> *<a name="line.243"></a>
+<span class="sourceLineNo">244</span> * <p>Move all bytes of the buffer after the first block down to<a name="line.244"></a>
+<span class="sourceLineNo">245</span> * the beginning of the buffer.</p><a name="line.245"></a>
+<span class="sourceLineNo">246</span> */<a name="line.246"></a>
+<span class="sourceLineNo">247</span> private void slideBuffer() {<a name="line.247"></a>
+<span class="sourceLineNo">248</span> System.arraycopy(decompressBuf, blockSize, decompressBuf, 0,<a name="line.248"></a>
+<span class="sourceLineNo">249</span> blockSize * 2);<a name="line.249"></a>
+<span class="sourceLineNo">250</span> writeIndex -= blockSize;<a name="line.250"></a>
+<span class="sourceLineNo">251</span> readIndex -= blockSize;<a name="line.251"></a>
+<span class="sourceLineNo">252</span> }<a name="line.252"></a>
<span class="sourceLineNo">253</span><a name="line.253"></a>
-<span class="sourceLineNo">254</span> /*<a name="line.254"></a>
-<span class="sourceLineNo">255</span> * For literals up to and including 60 bytes in length, the<a name="line.255"></a>
-<span class="sourceLineNo">256</span> * upper six bits of the tag byte contain (len-1). The literal<a name="line.256"></a>
-<span class="sourceLineNo">257</span> * follows immediately thereafter in the bytestream. - For<a name="line.257"></a>
-<span class="sourceLineNo">258</span> * longer literals, the (len-1) value is stored after the tag<a name="line.258"></a>
-<span class="sourceLineNo">259</span> * byte, little-endian. The upper six bits of the tag byte<a name="line.259"></a>
-<span class="sourceLineNo">260</span> * describe how many bytes are used for the length; 60, 61, 62<a name="line.260"></a>
-<span class="sourceLineNo">261</span> * or 63 for 1-4 bytes, respectively. The literal itself follows<a name="line.261"></a>
-<span class="sourceLineNo">262</span> * after the length.<a name="line.262"></a>
-<span class="sourceLineNo">263</span> */<a name="line.263"></a>
-<span class="sourceLineNo">264</span> private int readLiteralLength(int b) throws IOException {<a name="line.264"></a>
-<span class="sourceLineNo">265</span> int length;<a name="line.265"></a>
-<span class="sourceLineNo">266</span> switch (b >> 2) {<a name="line.266"></a>
-<span class="sourceLineNo">267</span> case 60:<a name="line.267"></a>
-<span class="sourceLineNo">268</span> length = readOneByte();<a name="line.268"></a>
-<span class="sourceLineNo">269</span> break;<a name="line.269"></a>
-<span class="sourceLineNo">270</span> case 61:<a name="line.270"></a>
-<span class="sourceLineNo">271</span> length = readOneByte();<a name="line.271"></a>
-<span class="sourceLineNo">272</span> length |= readOneByte() << 8;<a name="line.272"></a>
-<span class="sourceLineNo">273</span> break;<a name="line.273"></a>
-<span class="sourceLineNo">274</span> case 62:<a name="line.274"></a>
-<span class="sourceLineNo">275</span> length = readOneByte();<a name="line.275"></a>
-<span class="sourceLineNo">276</span> length |= readOneByte() << 8;<a name="line.276"></a>
-<span class="sourceLineNo">277</span> length |= readOneByte() << 16;<a name="line.277"></a>
-<span class="sourceLineNo">278</span> break;<a name="line.278"></a>
-<span class="sourceLineNo">279</span> case 63:<a name="line.279"></a>
-<span class="sourceLineNo">280</span> length = readOneByte();<a name="line.280"></a>
-<span class="sourceLineNo">281</span> length |= readOneByte() << 8;<a name="line.281"></a>
-<span class="sourceLineNo">282</span> length |= readOneByte() << 16;<a name="line.282"></a>
-<span class="sourceLineNo">283</span> length |= (((long) readOneByte()) << 24);<a name="line.283"></a>
-<span class="sourceLineNo">284</span> break;<a name="line.284"></a>
-<span class="sourceLineNo">285</span> default:<a name="line.285"></a>
-<span class="sourceLineNo">286</span> length = b >> 2;<a name="line.286"></a>
-<span class="sourceLineNo">287</span> break;<a name="line.287"></a>
-<span class="sourceLineNo">288</span> }<a name="line.288"></a>
-<span class="sourceLineNo">289</span><a name="line.289"></a>
-<span class="sourceLineNo">290</span> return length + 1;<a name="line.290"></a>
-<span class="sourceLineNo">291</span> }<a name="line.291"></a>
-<span class="sourceLineNo">292</span><a name="line.292"></a>
-<span class="sourceLineNo">293</span> /**<a name="line.293"></a>
-<span class="sourceLineNo">294</span> * Literals are uncompressed data stored directly in the byte stream.<a name="line.294"></a>
-<span class="sourceLineNo">295</span> * <a name="line.295"></a>
-<span class="sourceLineNo">296</span> * @param length<a name="line.296"></a>
-<span class="sourceLineNo">297</span> * The number of bytes to read from the underlying stream<a name="line.297"></a>
-<span class="sourceLineNo">298</span> * <a name="line.298"></a>
-<span class="sourceLineNo">299</span> * @throws IOException<a name="line.299"></a>
-<span class="sourceLineNo">300</span> * If the first byte cannot be read for any reason other than<a name="line.300"></a>
-<span class="sourceLineNo">301</span> * end of file, or if the input stream has been closed, or if<a name="line.301"></a>
-<span class="sourceLineNo">302</span> * some other I/O error occurs.<a name="line.302"></a>
-<span class="sourceLineNo">303</span> * @return True if the decompressed data should be flushed<a name="line.303"></a>
-<span class="sourceLineNo">304</span> */<a name="line.304"></a>
-<span class="sourceLineNo">305</span> private boolean expandLiteral(final int length) throws IOException {<a name="line.305"></a>
-<span class="sourceLineNo">306</span> int bytesRead = in.read(decompressBuf, writeIndex, length);<a name="line.306"></a>
-<span class="sourceLineNo">307</span> count(bytesRead);<a name="line.307"></a>
-<span class="sourceLineNo">308</span> if (length != bytesRead) {<a name="line.308"></a>
-<span class="sourceLineNo">309</span> throw new IOException("Premature end of stream");<a name="line.309"></a>
-<span class="sourceLineNo">310</span> }<a name="line.310"></a>
-<span class="sourceLineNo">311</span><a name="line.311"></a>
-<span class="sourceLineNo">312</span> writeIndex += length;<a name="line.312"></a>
-<span class="sourceLineNo">313</span> return writeIndex >= 2 * this.blockSize;<a name="line.313"></a>
-<span class="sourceLineNo">314</span> }<a name="line.314"></a>
-<span class="sourceLineNo">315</span><a name="line.315"></a>
-<span class="sourceLineNo">316</span> /**<a name="line.316"></a>
-<span class="sourceLineNo">317</span> * Copies are references back into previous decompressed data, telling the<a name="line.317"></a>
-<span class="sourceLineNo">318</span> * decompressor to reuse data it has previously decoded. They encode two<a name="line.318"></a>
-<span class="sourceLineNo">319</span> * values: The offset, saying how many bytes back from the current position<a name="line.319"></a>
-<span class="sourceLineNo">320</span> * to read, and the length, how many bytes to copy. Offsets of zero can be<a name="line.320"></a>
-<span class="sourceLineNo">321</span> * encoded, but are not legal; similarly, it is possible to encode<a name="line.321"></a>
-<span class="sourceLineNo">322</span> * backreferences that would go past the end of the block (offset > current<a name="line.322"></a>
-<span class="sourceLineNo">323</span> * decompressed position), which is also nonsensical and thus not allowed.<a name="line.323"></a>
-<span class="sourceLineNo">324</span> * <a name="line.324"></a>
-<span class="sourceLineNo">325</span> * @param off<a name="line.325"></a>
-<span class="sourceLineNo">326</span> * The offset from the backward from the end of expanded stream<a name="line.326"></a>
-<span class="sourceLineNo">327</span> * @param length<a name="line.327"></a>
-<span class="sourceLineNo">328</span> * The number of bytes to copy<a name="line.328"></a>
-<span class="sourceLineNo">329</span> * <a name="line.329"></a>
-<span class="sourceLineNo">330</span> * @throws IOException<a name="line.330"></a>
-<span class="sourceLineNo">331</span> * An the offset expands past the front of the decompression<a name="line.331"></a>
-<span class="sourceLineNo">332</span> * buffer<a name="line.332"></a>
-<span class="sourceLineNo">333</span> * @return True if the decompressed data should be flushed<a name="line.333"></a>
-<span class="sourceLineNo">334</span> */<a name="line.334"></a>
-<span class="sourceLineNo">335</span> private boolean expandCopy(final long off, int length) throws IOException {<a name="line.335"></a>
-<span class="sourceLineNo">336</span> if (off > blockSize) {<a name="line.336"></a>
-<span class="sourceLineNo">337</span> throw new IOException("Offset is larger than block size");<a name="line.337"></a>
-<span class="sourceLineNo">338</span> }<a name="line.338"></a>
-<span class="sourceLineNo">339</span> int offset = (int) off;<a name="line.339"></a>
-<span class="sourceLineNo">340</span><a name="line.340"></a>
-<span class="sourceLineNo">341</span> if (offset == 1) {<a name="line.341"></a>
-<span class="sourceLineNo">342</span> byte lastChar = decompressBuf[writeIndex - 1];<a name="line.342"></a>
-<span class="sourceLineNo">343</span> for (int i = 0; i < length; i++) {<a name="line.343"></a>
-<span class="sourceLineNo">344</span> decompressBuf[writeIndex++] = lastChar;<a name="line.344"></a>
-<span class="sourceLineNo">345</span> }<a name="line.345"></a>
-<span class="sourceLineNo">346</span> } else if (length < offset) {<a name="line.346"></a>
-<span class="sourceLineNo">347</span> System.arraycopy(decompressBuf, writeIndex - offset,<a name="line.347"></a>
-<span class="sourceLineNo">348</span> decompressBuf, writeIndex, length);<a name="line.348"></a>
-<span class="sourceLineNo">349</span> writeIndex += length;<a name="line.349"></a>
-<span class="sourceLineNo">350</span> } else {<a name="line.350"></a>
-<span class="sourceLineNo">351</span> int fullRotations = length / offset;<a name="line.351"></a>
-<span class="sourceLineNo">352</span> int pad = length - (offset * fullRotations);<a name="line.352"></a>
-<span class="sourceLineNo">353</span><a name="line.353"></a>
-<span class="sourceLineNo">354</span> while (fullRotations-- != 0) {<a name="line.354"></a>
-<span class="sourceLineNo">355</span> System.arraycopy(decompressBuf, writeIndex - offset,<a name="line.355"></a>
-<span class="sourceLineNo">356</span> decompressBuf, writeIndex, offset);<a name="line.356"></a>
-<span class="sourceLineNo">357</span> writeIndex += offset;<a name="line.357"></a>
-<span class="sourceLineNo">358</span> }<a name="line.358"></a>
-<span class="sourceLineNo">359</span><a name="line.359"></a>
-<span class="sourceLineNo">360</span> if (pad > 0) {<a name="line.360"></a>
-<span class="sourceLineNo">361</span> System.arraycopy(decompressBuf, writeIndex - offset,<a name="line.361"></a>
-<span class="sourceLineNo">362</span> decompressBuf, writeIndex, pad);<a name="line.362"></a>
-<span class="sourceLineNo">363</span><a name="line.363"></a>
-<span class="sourceLineNo">364</span> writeIndex += pad;<a name="line.364"></a>
-<span class="sourceLineNo">365</span> }<a name="line.365"></a>
-<span class="sourceLineNo">366</span> }<a name="line.366"></a>
-<span class="sourceLineNo">367</span> return writeIndex >= 2 * this.blockSize;<a name="line.367"></a>
-<span class="sourceLineNo">368</span> }<a name="line.368"></a>
-<span class="sourceLineNo">369</span><a name="line.369"></a>
-<span class="sourceLineNo">370</span> /**<a name="line.370"></a>
-<span class="sourceLineNo">371</span> * This helper method reads the next byte of data from the input stream. The<a name="line.371"></a>
-<span class="sourceLineNo">372</span> * value byte is returned as an <code>int</code> in the range <code>0</code><a name="line.372"></a>
-<span class="sourceLineNo">373</span> * to <code>255</code>. If no byte is available because the end of the<a name="line.373"></a>
-<span class="sourceLineNo">374</span> * stream has been reached, an Exception is thrown.<a name="line.374"></a>
-<span class="sourceLineNo">375</span> * <a name="line.375"></a>
-<span class="sourceLineNo">376</span> * @return The next byte of data<a name="line.376"></a>
-<span class="sourceLineNo">377</span> * @throws IOException<a name="line.377"></a>
-<span class="sourceLineNo">378</span> * EOF is reached or error reading the stream<a name="line.378"></a>
-<span class="sourceLineNo">379</span> */<a name="line.379"></a>
-<span class="sourceLineNo">380</span> private int readOneByte() throws IOException {<a name="line.380"></a>
-<span class="sourceLineNo">381</span> int b = in.read();<a name="line.381"></a>
-<span class="sourceLineNo">382</span> if (b == -1) {<a name="line.382"></a>
-<span class="sourceLineNo">383</span> throw new IOException("Premature end of stream");<a name="line.383"></a>
-<span class="sourceLineNo">384</span> }<a name="line.384"></a>
-<span class="sourceLineNo">385</span> count(1);<a name="line.385"></a>
-<span class="sourceLineNo">386</span> return b & 0xFF;<a name="line.386"></a>
-<span class="sourceLineNo">387</span> }<a name="line.387"></a>
-<span class="sourceLineNo">388</span><a name="line.388"></a>
-<span class="sourceLineNo">389</span> /**<a name="line.389"></a>
-<span class="sourceLineNo">390</span> * The stream starts with the uncompressed length (up to a maximum of 2^32 -<a name="line.390"></a>
-<span class="sourceLineNo">391</span> * 1), stored as a little-endian varint. Varints consist of a series of<a name="line.391"></a>
-<span class="sourceLineNo">392</span> * bytes, where the lower 7 bits are data and the upper bit is set iff there<a name="line.392"></a>
-<span class="sourceLineNo">393</span> * are more bytes to be read. In other words, an uncompressed length of 64<a name="line.393"></a>
-<span class="sourceLineNo">394</span> * would be stored as 0x40, and an uncompressed length of 2097150 (0x1FFFFE)<a name="line.394"></a>
-<span class="sourceLineNo">395</span> * would be stored as 0xFE 0xFF 0x7F.<a name="line.395"></a>
-<span class="sourceLineNo">396</span> * <a name="line.396"></a>
-<span class="sourceLineNo">397</span> * @return The size of the uncompressed data<a name="line.397"></a>
-<span class="sourceLineNo">398</span> * <a name="line.398"></a>
-<span class="sourceLineNo">399</span> * @throws IOException<a name="line.399"></a>
-<span class="sourceLineNo">400</span> * Could not read a byte<a name="line.400"></a>
-<span class="sourceLineNo">401</span> */<a name="line.401"></a>
-<span class="sourceLineNo">402</span> private long readSize() throws IOException {<a name="line.402"></a>
-<span class="sourceLineNo">403</span> int index = 0;<a name="line.403"></a>
-<span class="sourceLineNo">404</span> long sz = 0;<a name="line.404"></a>
-<span class="sourceLineNo">405</span> int b = 0;<a name="line.405"></a>
-<span class="sourceLineNo">406</span><a name="line.406"></a>
-<span class="sourceLineNo">407</span> do {<a name="line.407"></a>
-<span class="sourceLineNo">408</span> b = readOneByte();<a name="line.408"></a>
-<span class="sourceLineNo">409</span> sz |= (b & 0x7f) << (index++ * 7);<a name="line.409"></a>
-<span class="sourceLineNo">410</span> } while (0 != (b & 0x80));<a name="line.410"></a>
-<span class="sourceLineNo">411</span> return sz;<a name="line.411"></a>
-<span class="sourceLineNo">412</span> }<a name="line.412"></a>
-<span class="sourceLineNo">413</span><a name="line.413"></a>
-<span class="sourceLineNo">414</span> /**<a name="line.414"></a>
-<span class="sourceLineNo">415</span> * Get the uncompressed size of the stream<a name="line.415"></a>
-<span class="sourceLineNo">416</span> * <a name="line.416"></a>
-<span class="sourceLineNo">417</span> * @return the uncompressed size<a name="line.417"></a>
-<span class="sourceLineNo">418</span> */<a name="line.418"></a>
-<span class="sourceLineNo">419</span> public int getSize() {<a name="line.419"></a>
-<span class="sourceLineNo">420</span> return size;<a name="line.420"></a>
-<span class="sourceLineNo">421</span> }<a name="line.421"></a>
-<span class="sourceLineNo">422</span><a name="line.422"></a>
-<span class="sourceLineNo">423</span>}<a name="line.423"></a>
+<span class="sourceLineNo">254</span><a name="line.254"></a>
+<span class="sourceLineNo">255</span> /*<a name="line.255"></a>
+<span class="sourceLineNo">256</span> * For literals up to and including 60 bytes in length, the<a name="line.256"></a>
+<span class="sourceLineNo">257</span> * upper six bits of the tag byte contain (len-1). The literal<a name="line.257"></a>
+<span class="sourceLineNo">258</span> * follows immediately thereafter in the bytestream. - For<a name="line.258"></a>
+<span class="sourceLineNo">259</span> * longer literals, the (len-1) value is stored after the tag<a name="line.259"></a>
+<span class="sourceLineNo">260</span> * byte, little-endian. The upper six bits of the tag byte<a name="line.260"></a>
+<span class="sourceLineNo">261</span> * describe how many bytes are used for the length; 60, 61, 62<a name="line.261"></a>
+<span class="sourceLineNo">262</span> * or 63 for 1-4 bytes, respectively. The literal itself follows<a name="line.262"></a>
+<span class="sourceLineNo">263</span> * after the length.<a name="line.263"></a>
+<span class="sourceLineNo">264</span> */<a name="line.264"></a>
+<span class="sourceLineNo">265</span> private int readLiteralLength(int b) throws IOException {<a name="line.265"></a>
+<span class="sourceLineNo">266</span> int length;<a name="line.266"></a>
+<span class="sourceLineNo">267</span> switch (b >> 2) {<a name="line.267"></a>
+<span class="sourceLineNo">268</span> case 60:<a name="line.268"></a>
+<span class="sourceLineNo">269</span> length = readOneByte();<a name="line.269"></a>
+<span class="sourceLineNo">270</span> break;<a name="line.270"></a>
+<span class="sourceLineNo">271</span> case 61:<a name="line.271"></a>
+<span class="sourceLineNo">272</span> length = readOneByte();<a name="line.272"></a>
+<span class="sourceLineNo">273</span> length |= readOneByte() << 8;<a name="line.273"></a>
+<span class="sourceLineNo">274</span> break;<a name="line.274"></a>
+<span class="sourceLineNo">275</span> case 62:<a name="line.275"></a>
+<span class="sourceLineNo">276</span> length = readOneByte();<a name="line.276"></a>
+<span class="sourceLineNo">277</span> length |= readOneByte() << 8;<a name="line.277"></a>
+<span class="sourceLineNo">278</span> length |= readOneByte() << 16;<a name="line.278"></a>
+<span class="sourceLineNo">279</span> break;<a name="line.279"></a>
+<span class="sourceLineNo">280</span> case 63:<a name="line.280"></a>
+<span class="sourceLineNo">281</span> length = readOneByte();<a name="line.281"></a>
+<span class="sourceLineNo">282</span> length |= readOneByte() << 8;<a name="line.282"></a>
+<span class="sourceLineNo">283</span> length |= readOneByte() << 16;<a name="line.283"></a>
+<span class="sourceLineNo">284</span> length |= (((long) readOneByte()) << 24);<a name="line.284"></a>
+<span class="sourceLineNo">285</span> break;<a name="line.285"></a>
+<span class="sourceLineNo">286</span> default:<a name="line.286"></a>
+<span class="sourceLineNo">287</span> length = b >> 2;<a name="line.287"></a>
+<span class="sourceLineNo">288</span> break;<a name="line.288"></a>
+<span class="sourceLineNo">289</span> }<a name="line.289"></a>
+<span class="sourceLineNo">290</span><a name="line.290"></a>
+<span class="sourceLineNo">291</span> return length + 1;<a name="line.291"></a>
+<span class="sourceLineNo">292</span> }<a name="line.292"></a>
+<span class="sourceLineNo">293</span><a name="line.293"></a>
+<span class="sourceLineNo">294</span> /**<a name="line.294"></a>
+<span class="sourceLineNo">295</span> * Literals are uncompressed data stored directly in the byte stream.<a name="line.295"></a>
+<span class="sourceLineNo">296</span> * <a name="line.296"></a>
+<span class="sourceLineNo">297</span> * @param length<a name="line.297"></a>
+<span class="sourceLineNo">298</span> * The number of bytes to read from the underlying stream<a name="line.298"></a>
+<span class="sourceLineNo">299</span> * <a name="line.299"></a>
+<span class="sourceLineNo">300</span> * @throws IOException<a name="line.300"></a>
+<span class="sourceLineNo">301</span> * If the first byte cannot be read for any reason other than<a name="line.301"></a>
+<span class="sourceLineNo">302</span> * end of file, or if the input stream has been closed, or if<a name="line.302"></a>
+<span class="sourceLineNo">303</span> * some other I/O error occurs.<a name="line.303"></a>
+<span class="sourceLineNo">304</span> * @return True if the decompressed data should be flushed<a name="line.304"></a>
+<span class="sourceLineNo">305</span> */<a name="line.305"></a>
+<span class="sourceLineNo">306</span> private boolean expandLiteral(final int length) throws IOException {<a name="line.306"></a>
+<span class="sourceLineNo">307</span> int bytesRead = IOUtils.readFully(in, decompressBuf, writeIndex, length);<a name="line.307"></a>
+<span class="sourceLineNo">308</span> count(bytesRead);<a name="line.308"></a>
+<span class="sourceLineNo">309</span> if (length != bytesRead) {<a name="line.309"></a>
+<span class="sourceLineNo">310</span> throw new IOException("Premature end of stream");<a name="line.310"></a>
+<span class="sourceLineNo">311</span> }<a name="line.311"></a>
+<span class="sourceLineNo">312</span><a name="line.312"></a>
+<span class="sourceLineNo">313</span> writeIndex += length;<a name="line.313"></a>
+<span class="sourceLineNo">314</span> return writeIndex >= 2 * this.blockSize;<a name="line.314"></a>
+<span class="sourceLineNo">315</span> }<a name="line.315"></a>
+<span class="sourceLineNo">316</span><a name="line.316"></a>
+<span class="sourceLineNo">317</span> /**<a name="line.317"></a>
+<span class="sourceLineNo">318</span> * Copies are references back into previous decompressed data, telling the<a name="line.318"></a>
+<span class="sourceLineNo">319</span> * decompressor to reuse data it has previously decoded. They encode two<a name="line.319"></a>
+<span class="sourceLineNo">320</span> * values: The offset, saying how many bytes back from the current position<a name="line.320"></a>
+<span class="sourceLineNo">321</span> * to read, and the length, how many bytes to copy. Offsets of zero can be<a name="line.321"></a>
+<span class="sourceLineNo">322</span> * encoded, but are not legal; similarly, it is possible to encode<a name="line.322"></a>
+<span class="sourceLineNo">323</span> * backreferences that would go past the end of the block (offset > current<a name="line.323"></a>
+<span class="sourceLineNo">324</span> * decompressed position), which is also nonsensical and thus not allowed.<a name="line.324"></a>
+<span class="sourceLineNo">325</span> * <a name="line.325"></a>
+<span class="sourceLineNo">326</span> * @param off<a name="line.326"></a>
+<span class="sourceLineNo">327</span> * The offset from the backward from the end of expanded stream<a name="line.327"></a>
+<span class="sourceLineNo">328</span> * @param length<a name="line.328"></a>
+<span class="sourceLineNo">329</span> * The number of bytes to copy<a name="line.329"></a>
+<span class="sourceLineNo">330</span> * <a name="line.330"></a>
+<span class="sourceLineNo">331</span> * @throws IOException<a name="line.331"></a>
+<span class="sourceLineNo">332</span> * An the offset expands past the front of the decompression<a name="line.332"></a>
+<span class="sourceLineNo">333</span> * buffer<a name="line.333"></a>
+<span class="sourceLineNo">334</span> * @return True if the decompressed data should be flushed<a name="line.334"></a>
+<span class="sourceLineNo">335</span> */<a name="line.335"></a>
+<span class="sourceLineNo">336</span> private boolean expandCopy(final long off, int length) throws IOException {<a name="line.336"></a>
+<span class="sourceLineNo">337</span> if (off > blockSize) {<a name="line.337"></a>
+<span class="sourceLineNo">338</span> throw new IOException("Offset is larger than block size");<a name="line.338"></a>
+<span class="sourceLineNo">339</span> }<a name="line.339"></a>
+<span class="sourceLineNo">340</span> int offset = (int) off;<a name="line.340"></a>
+<span class="sourceLineNo">341</span><a name="line.341"></a>
+<span class="sourceLineNo">342</span> if (offset == 1) {<a name="line.342"></a>
+<span class="sourceLineNo">343</span> byte lastChar = decompressBuf[writeIndex - 1];<a name="line.343"></a>
+<span class="sourceLineNo">344</span> for (int i = 0; i < length; i++) {<a name="line.344"></a>
+<span class="sourceLineNo">345</span> decompressBuf[writeIndex++] = lastChar;<a name="line.345"></a>
+<span class="sourceLineNo">346</span> }<a name="line.346"></a>
+<span class="sourceLineNo">347</span> } else if (length < offset) {<a name="line.347"></a>
+<span class="sourceLineNo">348</span> System.arraycopy(decompressBuf, writeIndex - offset,<a name="line.348"></a>
+<span class="sourceLineNo">349</span> decompressBuf, writeIndex, length);<a name="line.349"></a>
+<span class="sourceLineNo">350</span> writeIndex += length;<a name="line.350"></a>
+<span class="sourceLineNo">351</span> } else {<a name="line.351"></a>
+<span class="sourceLineNo">352</span> int fullRotations = length / offset;<a name="line.352"></a>
+<span class="sourceLineNo">353</span> int pad = length - (offset * fullRotations);<a name="line.353"></a>
+<span class="sourceLineNo">354</span><a name="line.354"></a>
+<span class="sourceLineNo">355</span> while (fullRotations-- != 0) {<a name="line.355"></a>
+<span class="sourceLineNo">356</span> System.arraycopy(decompressBuf, writeIndex - offset,<a name="line.356"></a>
+<span class="sourceLineNo">357</span> decompressBuf, writeIndex, offset);<a name="line.357"></a>
+<span class="sourceLineNo">358</span> writeIndex += offset;<a name="line.358"></a>
+<span class="sourceLineNo">359</span> }<a name="line.359"></a>
+<span class="sourceLineNo">360</span><a name="line.360"></a>
+<span class="sourceLineNo">361</span> if (pad > 0) {<a name="line.361"></a>
+<span class="sourceLineNo">362</span> System.arraycopy(decompressBuf, writeIndex - offset,<a name="line.362"></a>
+<span class="sourceLineNo">363</span> decompressBuf, writeIndex, pad);<a name="line.363"></a>
+<span class="sourceLineNo">364</span><a name="line.364"></a>
+<span class="sourceLineNo">365</span> writeIndex += pad;<a name="line.365"></a>
+<span class="sourceLineNo">366</span> }<a name="line.366"></a>
+<span class="sourceLineNo">367</span> }<a name="line.367"></a>
+<span class="sourceLineNo">368</span> return writeIndex >= 2 * this.blockSize;<a name="line.368"></a>
+<span class="sourceLineNo">369</span> }<a name="line.369"></a>
+<span class="sourceLineNo">370</span><a name="line.370"></a>
+<span class="sourceLineNo">371</span> /**<a name="line.371"></a>
+<span class="sourceLineNo">372</span> * This helper method reads the next byte of data from the input stream. The<a name="line.372"></a>
+<span class="sourceLineNo">373</span> * value byte is returned as an <code>int</code> in the range <code>0</code><a name="line.373"></a>
+<span class="sourceLineNo">374</span> * to <code>255</code>. If no byte is available because the end of the<a name="line.374"></a>
+<span class="sourceLineNo">375</span> * stream has been reached, an Exception is thrown.<a name="line.375"></a>
+<span class="sourceLineNo">376</span> * <a name="line.376"></a>
+<span class="sourceLineNo">377</span> * @return The next byte of data<a name="line.377"></a>
+<span class="sourceLineNo">378</span> * @throws IOException<a name="line.378"></a>
+<span class="sourceLineNo">379</span> * EOF is reached or error reading the stream<a name="line.379"></a>
+<span class="sourceLineNo">380</span> */<a name="line.380"></a>
+<span class="sourceLineNo">381</span> private int readOneByte() throws IOException {<a name="line.381"></a>
+<span class="sourceLineNo">382</span> int b = in.read();<a name="line.382"></a>
+<span class="sourceLineNo">383</span> if (b == -1) {<a name="line.383"></a>
+<span class="sourceLineNo">384</span> throw new IOException("Premature end of stream");<a name="line.384"></a>
+<span class="sourceLineNo">385</span> }<a name="line.385"></a>
+<span class="sourceLineNo">386</span> count(1);<a name="line.386"></a>
+<span class="sourceLineNo">387</span> return b & 0xFF;<a name="line.387"></a>
+<span class="sourceLineNo">388</span> }<a name="line.388"></a>
+<span class="sourceLineNo">389</span><a name="line.389"></a>
+<span class="sourceLineNo">390</span> /**<a name="line.390"></a>
+<span class="sourceLineNo">391</span> * The stream starts with the uncompressed length (up to a maximum of 2^32 -<a name="line.391"></a>
+<span class="sourceLineNo">392</span> * 1), stored as a little-endian varint. Varints consist of a series of<a name="line.392"></a>
+<span class="sourceLineNo">393</span> * bytes, where the lower 7 bits are data and the upper bit is set iff there<a name="line.393"></a>
+<span class="sourceLineNo">394</span> * are more bytes to be read. In other words, an uncompressed length of 64<a name="line.394"></a>
+<span class="sourceLineNo">395</span> * would be stored as 0x40, and an uncompressed length of 2097150 (0x1FFFFE)<a name="line.395"></a>
+<span class="sourceLineNo">396</span> * would be stored as 0xFE 0xFF 0x7F.<a name="line.396"></a>
+<span class="sourceLineNo">397</span> * <a name="line.397"></a>
+<span class="sourceLineNo">398</span> * @return The size of the uncompressed data<a name="line.398"></a>
+<span class="sourceLineNo">399</span> * <a name="line.399"></a>
+<span class="sourceLineNo">400</span> * @throws IOException<a name="line.400"></a>
+<span class="sourceLineNo">401</span> * Could not read a byte<a name="line.401"></a>
+<span class="sourceLineNo">402</span> */<a name="line.402"></a>
+<span class="sourceLineNo">403</span> private long readSize() throws IOException {<a name="line.403"></a>
+<span class="sourceLineNo">404</span> int index = 0;<a name="line.404"></a>
+<span class="sourceLineNo">405</span> long sz = 0;<a name="line.405"></a>
+<span class="sourceLineNo">406</span> int b = 0;<a name="line.406"></a>
+<span class="sourceLineNo">407</span><a name="line.407"></a>
+<span class="sourceLineNo">408</span> do {<a name="line.408"></a>
+<span class="sourceLineNo">409</span> b = readOneByte();<a name="line.409"></a>
+<span class="sourceLineNo">410</span> sz |= (b & 0x7f) << (index++ * 7);<a name="line.410"></a>
+<span class="sourceLineNo">411</span> } while (0 != (b & 0x80));<a name="line.411"></a>
+<span class="sourceLineNo">412</span> return sz;<a name="line.412"></a>
+<span class="sourceLineNo">413</span> }<a name="line.413"></a>
+<span class="sourceLineNo">414</span><a name="line.414"></a>
+<span class="sourceLineNo">415</span> /**<a name="line.415"></a>
+<span class="sourceLineNo">416</span> * Get the uncompressed size of the stream<a name="line.416"></a>
+<span class="sourceLineNo">417</span> * <a name="line.417"></a>
+<span class="sourceLineNo">418</span> * @return the uncompressed size<a name="line.418"></a>
+<span class="sourceLineNo">419</span> */<a name="line.419"></a>
+<span class="sourceLineNo">420</span> public int getSize() {<a name="line.420"></a>
+<span class="sourceLineNo">421</span> return size;<a name="line.421"></a>
+<span class="sourceLineNo">422</span> }<a name="line.422"></a>
+<span class="sourceLineNo">423</span><a name="line.423"></a>
+<span class="sourceLineNo">424</span>}<a name="line.424"></a>
Modified: websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/xz/XZCompressorInputStream.html
==============================================================================
--- websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/xz/XZCompressorInputStream.html (original)
+++ websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/xz/XZCompressorInputStream.html Sat Apr 12 16:51:56 2014
@@ -1,5 +1,5 @@
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
-<html lang="de">
+<html lang="en">
<head>
<title>Source code</title>
<link rel="stylesheet" type="text/css" href="../../../../../../../stylesheet.css" title="Style">
Modified: websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/xz/XZCompressorOutputStream.html
==============================================================================
--- websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/xz/XZCompressorOutputStream.html (original)
+++ websites/production/commons/content/proper/commons-compress/apidocs/src-html/org/apache/commons/compress/compressors/xz/XZCompressorOutputStream.html Sat Apr 12 16:51:56 2014
@@ -1,5 +1,5 @@
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
-<html lang="de">
+<html lang="en">
<head>
<title>Source code</title>
<link rel="stylesheet" type="text/css" href="../../../../../../../stylesheet.css" title="Style">