http://git-wip-us.apache.org/repos/asf/hbase-site/blob/c9ebe686/apidocs/src-html/org/apache/hadoop/hbase/util/ByteBufferUtils.html ---------------------------------------------------------------------- diff --git a/apidocs/src-html/org/apache/hadoop/hbase/util/ByteBufferUtils.html b/apidocs/src-html/org/apache/hadoop/hbase/util/ByteBufferUtils.html index 30a1259..e9324f9 100644 --- a/apidocs/src-html/org/apache/hadoop/hbase/util/ByteBufferUtils.html +++ b/apidocs/src-html/org/apache/hadoop/hbase/util/ByteBufferUtils.html @@ -63,1007 +63,1152 @@ <span class="sourceLineNo">055</span> private ByteBufferUtils() {<a name="line.55"></a> <span class="sourceLineNo">056</span> }<a name="line.56"></a> <span class="sourceLineNo">057</span><a name="line.57"></a> -<span class="sourceLineNo">058</span> /**<a name="line.58"></a> -<span class="sourceLineNo">059</span> * Similar to {@link WritableUtils#writeVLong(java.io.DataOutput, long)},<a name="line.59"></a> -<span class="sourceLineNo">060</span> * but writes to a {@link ByteBuffer}.<a name="line.60"></a> -<span class="sourceLineNo">061</span> */<a name="line.61"></a> -<span class="sourceLineNo">062</span> public static void writeVLong(ByteBuffer out, long i) {<a name="line.62"></a> -<span class="sourceLineNo">063</span> if (i >= -112 && i <= 127) {<a name="line.63"></a> -<span class="sourceLineNo">064</span> out.put((byte) i);<a name="line.64"></a> -<span class="sourceLineNo">065</span> return;<a name="line.65"></a> -<span class="sourceLineNo">066</span> }<a name="line.66"></a> -<span class="sourceLineNo">067</span><a name="line.67"></a> -<span class="sourceLineNo">068</span> int len = -112;<a name="line.68"></a> -<span class="sourceLineNo">069</span> if (i < 0) {<a name="line.69"></a> -<span class="sourceLineNo">070</span> i ^= -1L; // take one's complement<a name="line.70"></a> -<span class="sourceLineNo">071</span> len = -120;<a name="line.71"></a> -<span class="sourceLineNo">072</span> }<a name="line.72"></a> -<span class="sourceLineNo">073</span><a name="line.73"></a> -<span class="sourceLineNo">074</span> long tmp = i;<a name="line.74"></a> -<span class="sourceLineNo">075</span> while (tmp != 0) {<a name="line.75"></a> -<span class="sourceLineNo">076</span> tmp = tmp >> 8;<a name="line.76"></a> -<span class="sourceLineNo">077</span> len--;<a name="line.77"></a> -<span class="sourceLineNo">078</span> }<a name="line.78"></a> +<span class="sourceLineNo">058</span><a name="line.58"></a> +<span class="sourceLineNo">059</span> static abstract class Comparer {<a name="line.59"></a> +<span class="sourceLineNo">060</span> abstract int compareTo(byte [] buf1, int o1, int l1, ByteBuffer buf2, int o2, int l2);<a name="line.60"></a> +<span class="sourceLineNo">061</span> abstract int compareTo(ByteBuffer buf1, int o1, int l1, ByteBuffer buf2, int o2, int l2);<a name="line.61"></a> +<span class="sourceLineNo">062</span> }<a name="line.62"></a> +<span class="sourceLineNo">063</span><a name="line.63"></a> +<span class="sourceLineNo">064</span> static abstract class Converter {<a name="line.64"></a> +<span class="sourceLineNo">065</span> abstract short toShort(ByteBuffer buffer, int offset);<a name="line.65"></a> +<span class="sourceLineNo">066</span> abstract int toInt(ByteBuffer buffer);<a name="line.66"></a> +<span class="sourceLineNo">067</span> abstract int toInt(ByteBuffer buffer, int offset);<a name="line.67"></a> +<span class="sourceLineNo">068</span> abstract long toLong(ByteBuffer buffer, int offset);<a name="line.68"></a> +<span class="sourceLineNo">069</span> abstract void putInt(ByteBuffer buffer, int val);<a name="line.69"></a> +<span class="sourceLineNo">070</span> abstract int putInt(ByteBuffer buffer, int index, int val);<a name="line.70"></a> +<span class="sourceLineNo">071</span> abstract void putShort(ByteBuffer buffer, short val);<a name="line.71"></a> +<span class="sourceLineNo">072</span> abstract int putShort(ByteBuffer buffer, int index, short val);<a name="line.72"></a> +<span class="sourceLineNo">073</span> abstract void putLong(ByteBuffer buffer, long val);<a name="line.73"></a> +<span class="sourceLineNo">074</span> abstract int putLong(ByteBuffer buffer, int index, long val);<a name="line.74"></a> +<span class="sourceLineNo">075</span> }<a name="line.75"></a> +<span class="sourceLineNo">076</span><a name="line.76"></a> +<span class="sourceLineNo">077</span> static class ComparerHolder {<a name="line.77"></a> +<span class="sourceLineNo">078</span> static final String UNSAFE_COMPARER_NAME = ComparerHolder.class.getName() + "$UnsafeComparer";<a name="line.78"></a> <span class="sourceLineNo">079</span><a name="line.79"></a> -<span class="sourceLineNo">080</span> out.put((byte) len);<a name="line.80"></a> +<span class="sourceLineNo">080</span> static final Comparer BEST_COMPARER = getBestComparer();<a name="line.80"></a> <span class="sourceLineNo">081</span><a name="line.81"></a> -<span class="sourceLineNo">082</span> len = (len < -120) ? 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+<span class="sourceLineNo">088</span> return comparer;<a name="line.88"></a> +<span class="sourceLineNo">089</span> } catch (Throwable t) { // ensure we really catch *everything*<a name="line.89"></a> +<span class="sourceLineNo">090</span> return PureJavaComparer.INSTANCE;<a name="line.90"></a> +<span class="sourceLineNo">091</span> }<a name="line.91"></a> +<span class="sourceLineNo">092</span> }<a name="line.92"></a> +<span class="sourceLineNo">093</span><a name="line.93"></a> +<span class="sourceLineNo">094</span> static final class PureJavaComparer extends Comparer {<a name="line.94"></a> +<span class="sourceLineNo">095</span> static final PureJavaComparer INSTANCE = new PureJavaComparer();<a name="line.95"></a> +<span class="sourceLineNo">096</span><a name="line.96"></a> +<span class="sourceLineNo">097</span> private PureJavaComparer() {}<a name="line.97"></a> +<span class="sourceLineNo">098</span><a name="line.98"></a> +<span class="sourceLineNo">099</span> @Override<a 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class="sourceLineNo">467</span> if (out instanceof ByteBufferWriter) {<a name="line.467"></a> +<span class="sourceLineNo">468</span> ((ByteBufferWriter) out).write(in, offset, length);<a name="line.468"></a> +<span class="sourceLineNo">469</span> } else if (in.hasArray()) {<a name="line.469"></a> +<span class="sourceLineNo">470</span> out.write(in.array(), in.arrayOffset() + offset, length);<a name="line.470"></a> +<span class="sourceLineNo">471</span> } else {<a name="line.471"></a> +<span class="sourceLineNo">472</span> for (int i = 0; i < length; ++i) {<a name="line.472"></a> +<span class="sourceLineNo">473</span> out.write(toByte(in, offset + i));<a name="line.473"></a> +<span class="sourceLineNo">474</span> }<a name="line.474"></a> +<span class="sourceLineNo">475</span> }<a name="line.475"></a> +<span class="sourceLineNo">476</span> }<a name="line.476"></a> +<span class="sourceLineNo">477</span><a name="line.477"></a> +<span class="sourceLineNo">478</span> public static int 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class="sourceLineNo">515</span> if (value < (1L << (3 * 8))) {<a name="line.515"></a> +<span class="sourceLineNo">516</span> return 3;<a name="line.516"></a> +<span class="sourceLineNo">517</span> }<a name="line.517"></a> +<span class="sourceLineNo">518</span> return 4;<a name="line.518"></a> +<span class="sourceLineNo">519</span> }<a name="line.519"></a> +<span class="sourceLineNo">520</span> // more than 4 bytes<a name="line.520"></a> +<span class="sourceLineNo">521</span> if (value < (1L << (6 * 8))) {<a name="line.521"></a> +<span class="sourceLineNo">522</span> if (value < (1L << (5 * 8))) {<a name="line.522"></a> +<span class="sourceLineNo">523</span> return 5;<a name="line.523"></a> +<span class="sourceLineNo">524</span> }<a name="line.524"></a> +<span class="sourceLineNo">525</span> return 6;<a name="line.525"></a> +<span class="sourceLineNo">526</span> }<a name="line.526"></a> +<span class="sourceLineNo">527</span> if (value < (1L << (7 * 8))) {<a name="line.527"></a> +<span 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<TRUNCATED>