http://git-wip-us.apache.org/repos/asf/hbase-site/blob/e11cf2cb/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/AbstractProtobufLogWriter.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/AbstractProtobufLogWriter.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/AbstractProtobufLogWriter.html index 5dbbaf4..c771708 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/AbstractProtobufLogWriter.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/AbstractProtobufLogWriter.html @@ -191,71 +191,74 @@ <span class="sourceLineNo">183</span> this.cellEncoder = codec.getEncoder(getOutputStreamForCellEncoder());<a name="line.183"></a> <span class="sourceLineNo">184</span> if (doCompress) {<a name="line.184"></a> <span class="sourceLineNo">185</span> this.compressor = codec.getByteStringCompressor();<a name="line.185"></a> -<span class="sourceLineNo">186</span> }<a name="line.186"></a> -<span class="sourceLineNo">187</span> }<a name="line.187"></a> -<span class="sourceLineNo">188</span><a name="line.188"></a> -<span class="sourceLineNo">189</span> protected void initAfterHeader(boolean doCompress) throws IOException {<a name="line.189"></a> -<span class="sourceLineNo">190</span> initAfterHeader0(doCompress);<a name="line.190"></a> -<span class="sourceLineNo">191</span> }<a name="line.191"></a> -<span class="sourceLineNo">192</span><a name="line.192"></a> -<span class="sourceLineNo">193</span> // should be called in sub classes's initAfterHeader method to init SecureWALCellCodec.<a name="line.193"></a> -<span class="sourceLineNo">194</span> protected final void secureInitAfterHeader(boolean doCompress, Encryptor encryptor)<a name="line.194"></a> -<span class="sourceLineNo">195</span> throws IOException {<a name="line.195"></a> -<span class="sourceLineNo">196</span> if (conf.getBoolean(HConstants.ENABLE_WAL_ENCRYPTION, false) && encryptor != null) {<a name="line.196"></a> -<span class="sourceLineNo">197</span> WALCellCodec codec = SecureWALCellCodec.getCodec(this.conf, encryptor);<a name="line.197"></a> -<span class="sourceLineNo">198</span> this.cellEncoder = codec.getEncoder(getOutputStreamForCellEncoder());<a name="line.198"></a> -<span class="sourceLineNo">199</span> // We do not support compression<a name="line.199"></a> -<span class="sourceLineNo">200</span> this.compressionContext = null;<a name="line.200"></a> -<span class="sourceLineNo">201</span> } else {<a name="line.201"></a> -<span class="sourceLineNo">202</span> initAfterHeader0(doCompress);<a name="line.202"></a> -<span class="sourceLineNo">203</span> }<a name="line.203"></a> -<span class="sourceLineNo">204</span> }<a name="line.204"></a> -<span class="sourceLineNo">205</span><a name="line.205"></a> -<span class="sourceLineNo">206</span> void setWALTrailer(WALTrailer walTrailer) {<a name="line.206"></a> -<span class="sourceLineNo">207</span> this.trailer = walTrailer;<a name="line.207"></a> -<span class="sourceLineNo">208</span> }<a name="line.208"></a> -<span class="sourceLineNo">209</span><a name="line.209"></a> -<span class="sourceLineNo">210</span> public long getLength() {<a name="line.210"></a> -<span class="sourceLineNo">211</span> return length.get();<a name="line.211"></a> -<span class="sourceLineNo">212</span> }<a name="line.212"></a> -<span class="sourceLineNo">213</span><a name="line.213"></a> -<span class="sourceLineNo">214</span> private WALTrailer buildWALTrailer(WALTrailer.Builder builder) {<a name="line.214"></a> -<span class="sourceLineNo">215</span> return builder.build();<a name="line.215"></a> -<span class="sourceLineNo">216</span> }<a name="line.216"></a> -<span class="sourceLineNo">217</span><a name="line.217"></a> -<span class="sourceLineNo">218</span> protected void writeWALTrailer() {<a name="line.218"></a> -<span class="sourceLineNo">219</span> try {<a name="line.219"></a> -<span class="sourceLineNo">220</span> int trailerSize = 0;<a name="line.220"></a> -<span class="sourceLineNo">221</span> if (this.trailer == null) {<a name="line.221"></a> -<span class="sourceLineNo">222</span> // use default trailer.<a name="line.222"></a> -<span class="sourceLineNo">223</span> LOG.warn("WALTrailer is null. Continuing with default.");<a name="line.223"></a> -<span class="sourceLineNo">224</span> this.trailer = buildWALTrailer(WALTrailer.newBuilder());<a name="line.224"></a> -<span class="sourceLineNo">225</span> trailerSize = this.trailer.getSerializedSize();<a name="line.225"></a> -<span class="sourceLineNo">226</span> } else if ((trailerSize = this.trailer.getSerializedSize()) > this.trailerWarnSize) {<a name="line.226"></a> -<span class="sourceLineNo">227</span> // continue writing after warning the user.<a name="line.227"></a> -<span class="sourceLineNo">228</span> LOG.warn("Please investigate WALTrailer usage. Trailer size > maximum size : " + trailerSize<a name="line.228"></a> -<span class="sourceLineNo">229</span> + " > " + this.trailerWarnSize);<a name="line.229"></a> -<span class="sourceLineNo">230</span> }<a name="line.230"></a> -<span class="sourceLineNo">231</span> length.set(writeWALTrailerAndMagic(trailer, ProtobufLogReader.PB_WAL_COMPLETE_MAGIC));<a name="line.231"></a> -<span class="sourceLineNo">232</span> this.trailerWritten = true;<a name="line.232"></a> -<span class="sourceLineNo">233</span> } catch (IOException ioe) {<a name="line.233"></a> -<span class="sourceLineNo">234</span> LOG.warn("Failed to write trailer, non-fatal, continuing...", ioe);<a name="line.234"></a> -<span class="sourceLineNo">235</span> }<a name="line.235"></a> -<span class="sourceLineNo">236</span> }<a name="line.236"></a> -<span class="sourceLineNo">237</span><a name="line.237"></a> -<span class="sourceLineNo">238</span> protected abstract void initOutput(FileSystem fs, Path path, boolean overwritable, int bufferSize,<a name="line.238"></a> -<span class="sourceLineNo">239</span> short replication, long blockSize) throws IOException, StreamLacksCapabilityException;<a name="line.239"></a> +<span class="sourceLineNo">186</span> } else {<a name="line.186"></a> +<span class="sourceLineNo">187</span> this.compressor = WALCellCodec.getNoneCompressor();<a name="line.187"></a> +<span class="sourceLineNo">188</span> }<a name="line.188"></a> +<span class="sourceLineNo">189</span> }<a name="line.189"></a> +<span class="sourceLineNo">190</span><a name="line.190"></a> +<span class="sourceLineNo">191</span> protected void initAfterHeader(boolean doCompress) throws IOException {<a name="line.191"></a> +<span class="sourceLineNo">192</span> initAfterHeader0(doCompress);<a name="line.192"></a> +<span class="sourceLineNo">193</span> }<a name="line.193"></a> +<span class="sourceLineNo">194</span><a name="line.194"></a> +<span class="sourceLineNo">195</span> // should be called in sub classes's initAfterHeader method to init SecureWALCellCodec.<a name="line.195"></a> +<span class="sourceLineNo">196</span> protected final void secureInitAfterHeader(boolean doCompress, Encryptor encryptor)<a name="line.196"></a> +<span class="sourceLineNo">197</span> throws IOException {<a name="line.197"></a> +<span class="sourceLineNo">198</span> if (conf.getBoolean(HConstants.ENABLE_WAL_ENCRYPTION, false) && encryptor != null) {<a name="line.198"></a> +<span class="sourceLineNo">199</span> WALCellCodec codec = SecureWALCellCodec.getCodec(this.conf, encryptor);<a name="line.199"></a> +<span class="sourceLineNo">200</span> this.cellEncoder = codec.getEncoder(getOutputStreamForCellEncoder());<a name="line.200"></a> +<span class="sourceLineNo">201</span> // We do not support compression<a name="line.201"></a> +<span class="sourceLineNo">202</span> this.compressionContext = null;<a name="line.202"></a> +<span class="sourceLineNo">203</span> this.compressor = WALCellCodec.getNoneCompressor();<a name="line.203"></a> +<span class="sourceLineNo">204</span> } else {<a name="line.204"></a> +<span class="sourceLineNo">205</span> initAfterHeader0(doCompress);<a name="line.205"></a> +<span class="sourceLineNo">206</span> }<a name="line.206"></a> +<span class="sourceLineNo">207</span> }<a name="line.207"></a> +<span class="sourceLineNo">208</span><a name="line.208"></a> +<span class="sourceLineNo">209</span> void setWALTrailer(WALTrailer walTrailer) {<a name="line.209"></a> +<span class="sourceLineNo">210</span> this.trailer = walTrailer;<a name="line.210"></a> +<span class="sourceLineNo">211</span> }<a name="line.211"></a> +<span class="sourceLineNo">212</span><a name="line.212"></a> +<span class="sourceLineNo">213</span> public long getLength() {<a name="line.213"></a> +<span class="sourceLineNo">214</span> return length.get();<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> private WALTrailer buildWALTrailer(WALTrailer.Builder builder) {<a name="line.217"></a> +<span class="sourceLineNo">218</span> return builder.build();<a name="line.218"></a> +<span class="sourceLineNo">219</span> }<a name="line.219"></a> +<span class="sourceLineNo">220</span><a name="line.220"></a> +<span class="sourceLineNo">221</span> protected void writeWALTrailer() {<a name="line.221"></a> +<span class="sourceLineNo">222</span> try {<a name="line.222"></a> +<span class="sourceLineNo">223</span> int trailerSize = 0;<a name="line.223"></a> +<span class="sourceLineNo">224</span> if (this.trailer == null) {<a name="line.224"></a> +<span class="sourceLineNo">225</span> // use default trailer.<a name="line.225"></a> +<span class="sourceLineNo">226</span> LOG.warn("WALTrailer is null. Continuing with default.");<a name="line.226"></a> +<span class="sourceLineNo">227</span> this.trailer = buildWALTrailer(WALTrailer.newBuilder());<a name="line.227"></a> +<span class="sourceLineNo">228</span> trailerSize = this.trailer.getSerializedSize();<a name="line.228"></a> +<span class="sourceLineNo">229</span> } else if ((trailerSize = this.trailer.getSerializedSize()) > this.trailerWarnSize) {<a name="line.229"></a> +<span class="sourceLineNo">230</span> // continue writing after warning the user.<a name="line.230"></a> +<span class="sourceLineNo">231</span> LOG.warn("Please investigate WALTrailer usage. 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http://git-wip-us.apache.org/repos/asf/hbase-site/blob/e11cf2cb/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/AsyncProtobufLogWriter.OutputStreamWrapper.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/AsyncProtobufLogWriter.OutputStreamWrapper.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/AsyncProtobufLogWriter.OutputStreamWrapper.html index a57d846..514d1e3 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/AsyncProtobufLogWriter.OutputStreamWrapper.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/AsyncProtobufLogWriter.OutputStreamWrapper.html @@ -128,117 +128,116 @@ <span class="sourceLineNo">120</span> @Override<a name="line.120"></a> <span class="sourceLineNo">121</span> public void append(Entry entry) {<a name="line.121"></a> <span class="sourceLineNo">122</span> int buffered = output.buffered();<a 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cellEncoder.write(cell);<a name="line.133"></a> -<span class="sourceLineNo">134</span> }<a name="line.134"></a> -<span class="sourceLineNo">135</span> } catch (IOException e) {<a name="line.135"></a> -<span class="sourceLineNo">136</span> throw new AssertionError("should not happen", e);<a name="line.136"></a> -<span class="sourceLineNo">137</span> }<a name="line.137"></a> -<span class="sourceLineNo">138</span> length.addAndGet(output.buffered() - buffered);<a name="line.138"></a> -<span class="sourceLineNo">139</span> }<a name="line.139"></a> -<span class="sourceLineNo">140</span><a name="line.140"></a> -<span class="sourceLineNo">141</span> @Override<a name="line.141"></a> -<span class="sourceLineNo">142</span> public CompletableFuture<Long> sync() {<a name="line.142"></a> -<span class="sourceLineNo">143</span> return output.flush(false);<a name="line.143"></a> -<span class="sourceLineNo">144</span> }<a name="line.144"></a> -<span class="sourceLineNo">145</span><a 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class="sourceLineNo">169</span> this.asyncOutputWrapper = new OutputStreamWrapper(output);<a name="line.169"></a> +<span class="sourceLineNo">170</span> }<a name="line.170"></a> +<span class="sourceLineNo">171</span><a name="line.171"></a> +<span class="sourceLineNo">172</span> private long write(Consumer<CompletableFuture<Long>> action) throws IOException {<a name="line.172"></a> +<span class="sourceLineNo">173</span> CompletableFuture<Long> future = new CompletableFuture<>();<a name="line.173"></a> +<span class="sourceLineNo">174</span> action.accept(future);<a name="line.174"></a> +<span class="sourceLineNo">175</span> try {<a name="line.175"></a> +<span class="sourceLineNo">176</span> return future.get().longValue();<a name="line.176"></a> +<span class="sourceLineNo">177</span> } catch (InterruptedException e) {<a name="line.177"></a> +<span class="sourceLineNo">178</span> InterruptedIOException ioe = new InterruptedIOException();<a name="line.178"></a> +<span class="sourceLineNo">179</span> ioe.initCause(e);<a name="line.179"></a> +<span class="sourceLineNo">180</span> throw ioe;<a name="line.180"></a> +<span class="sourceLineNo">181</span> } catch (ExecutionException e) {<a name="line.181"></a> +<span class="sourceLineNo">182</span> Throwables.propagateIfPossible(e.getCause(), IOException.class);<a name="line.182"></a> +<span class="sourceLineNo">183</span> throw new RuntimeException(e.getCause());<a name="line.183"></a> +<span class="sourceLineNo">184</span> }<a name="line.184"></a> +<span class="sourceLineNo">185</span> }<a name="line.185"></a> +<span class="sourceLineNo">186</span><a name="line.186"></a> +<span class="sourceLineNo">187</span> @Override<a name="line.187"></a> +<span class="sourceLineNo">188</span> protected long writeMagicAndWALHeader(byte[] magic, WALHeader header) throws IOException {<a name="line.188"></a> +<span class="sourceLineNo">189</span> return write(future -> {<a name="line.189"></a> +<span class="sourceLineNo">190</span> output.write(magic);<a name="line.190"></a> +<span class="sourceLineNo">191</span> try {<a name="line.191"></a> +<span class="sourceLineNo">192</span> header.writeDelimitedTo(asyncOutputWrapper);<a name="line.192"></a> +<span class="sourceLineNo">193</span> } catch (IOException e) {<a name="line.193"></a> +<span class="sourceLineNo">194</span> // should not happen<a name="line.194"></a> +<span class="sourceLineNo">195</span> throw new AssertionError(e);<a name="line.195"></a> +<span class="sourceLineNo">196</span> }<a name="line.196"></a> +<span class="sourceLineNo">197</span> output.flush(false).whenComplete((len, error) -> {<a name="line.197"></a> +<span class="sourceLineNo">198</span> if (error != null) {<a name="line.198"></a> +<span class="sourceLineNo">199</span> future.completeExceptionally(error);<a name="line.199"></a> +<span class="sourceLineNo">200</span> } else {<a name="line.200"></a> +<span class="sourceLineNo">201</span> future.complete(len);<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> });<a name="line.204"></a> +<span class="sourceLineNo">205</span> }<a name="line.205"></a> +<span class="sourceLineNo">206</span><a name="line.206"></a> +<span class="sourceLineNo">207</span> @Override<a name="line.207"></a> +<span class="sourceLineNo">208</span> protected long writeWALTrailerAndMagic(WALTrailer trailer, byte[] magic) throws IOException {<a name="line.208"></a> +<span class="sourceLineNo">209</span> return write(future -> {<a name="line.209"></a> +<span class="sourceLineNo">210</span> try {<a name="line.210"></a> +<span class="sourceLineNo">211</span> trailer.writeTo(asyncOutputWrapper);<a name="line.211"></a> +<span class="sourceLineNo">212</span> } catch (IOException e) {<a name="line.212"></a> +<span class="sourceLineNo">213</span> // should not happen<a name="line.213"></a> +<span class="sourceLineNo">214</span> throw new AssertionError(e);<a name="line.214"></a> +<span class="sourceLineNo">215</span> }<a name="line.215"></a> +<span class="sourceLineNo">216</span> output.writeInt(trailer.getSerializedSize());<a name="line.216"></a> +<span class="sourceLineNo">217</span> output.write(magic);<a name="line.217"></a> +<span class="sourceLineNo">218</span> output.flush(false).whenComplete((len, error) -> {<a name="line.218"></a> +<span class="sourceLineNo">219</span> if (error != null) {<a name="line.219"></a> +<span class="sourceLineNo">220</span> future.completeExceptionally(error);<a name="line.220"></a> +<span class="sourceLineNo">221</span> } else {<a name="line.221"></a> +<span class="sourceLineNo">222</span> future.complete(len);<a name="line.222"></a> +<span class="sourceLineNo">223</span> }<a name="line.223"></a> +<span class="sourceLineNo">224</span> });<a name="line.224"></a> +<span class="sourceLineNo">225</span> });<a name="line.225"></a> +<span class="sourceLineNo">226</span> }<a name="line.226"></a> +<span class="sourceLineNo">227</span><a name="line.227"></a> +<span class="sourceLineNo">228</span> @Override<a name="line.228"></a> +<span class="sourceLineNo">229</span> protected OutputStream getOutputStreamForCellEncoder() {<a name="line.229"></a> +<span class="sourceLineNo">230</span> return asyncOutputWrapper;<a name="line.230"></a> +<span class="sourceLineNo">231</span> }<a name="line.231"></a> +<span class="sourceLineNo">232</span>}<a name="line.232"></a> http://git-wip-us.apache.org/repos/asf/hbase-site/blob/e11cf2cb/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/CompressionContext.DictionaryIndex.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/CompressionContext.DictionaryIndex.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/CompressionContext.DictionaryIndex.html new file mode 100644 index 0000000..7143edf --- /dev/null +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/CompressionContext.DictionaryIndex.html @@ -0,0 +1,159 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd";> +<html lang="en"> +<head> +<title>Source code</title> +<link rel="stylesheet" type="text/css" href="../../../../../../../stylesheet.css" title="Style"> +</head> +<body> +<div class="sourceContainer"> +<pre><span class="sourceLineNo">001</span>/**<a name="line.1"></a> +<span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a> +<span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a> +<span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a> +<span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a> +<span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a> +<span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a> +<span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a> +<span class="sourceLineNo">009</span> *<a name="line.9"></a> +<span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a> +<span class="sourceLineNo">011</span> *<a name="line.11"></a> +<span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a> +<span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a> +<span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a> +<span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a> +<span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a> +<span class="sourceLineNo">017</span> */<a name="line.17"></a> +<span class="sourceLineNo">018</span><a name="line.18"></a> +<span class="sourceLineNo">019</span>package org.apache.hadoop.hbase.regionserver.wal;<a name="line.19"></a> +<span class="sourceLineNo">020</span><a name="line.20"></a> +<span class="sourceLineNo">021</span>import java.lang.reflect.Constructor;<a name="line.21"></a> +<span class="sourceLineNo">022</span>import java.lang.reflect.InvocationTargetException;<a name="line.22"></a> +<span class="sourceLineNo">023</span>import java.util.EnumMap;<a name="line.23"></a> +<span class="sourceLineNo">024</span>import java.util.Map;<a name="line.24"></a> +<span class="sourceLineNo">025</span><a name="line.25"></a> +<span class="sourceLineNo">026</span>import org.apache.hadoop.hbase.HBaseInterfaceAudience;<a name="line.26"></a> +<span class="sourceLineNo">027</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.27"></a> +<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.io.TagCompressionContext;<a name="line.28"></a> +<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.io.util.Dictionary;<a name="line.29"></a> +<span class="sourceLineNo">030</span><a name="line.30"></a> +<span class="sourceLineNo">031</span>/**<a name="line.31"></a> +<span class="sourceLineNo">032</span> * Context that holds the various dictionaries for compression in WAL.<a name="line.32"></a> +<span class="sourceLineNo">033</span> */<a name="line.33"></a> +<span class="sourceLineNo">034</span>@InterfaceAudience.LimitedPrivate({HBaseInterfaceAudience.COPROC, HBaseInterfaceAudience.PHOENIX})<a name="line.34"></a> +<span class="sourceLineNo">035</span>public class CompressionContext {<a name="line.35"></a> +<span class="sourceLineNo">036</span><a name="line.36"></a> +<span class="sourceLineNo">037</span> static final String ENABLE_WAL_TAGS_COMPRESSION =<a name="line.37"></a> +<span class="sourceLineNo">038</span> "hbase.regionserver.wal.tags.enablecompression";<a name="line.38"></a> +<span class="sourceLineNo">039</span><a name="line.39"></a> +<span class="sourceLineNo">040</span> public enum DictionaryIndex {<a name="line.40"></a> +<span class="sourceLineNo">041</span> REGION, TABLE, FAMILY, QUALIFIER, ROW<a name="line.41"></a> +<span class="sourceLineNo">042</span> }<a name="line.42"></a> +<span class="sourceLineNo">043</span><a name="line.43"></a> +<span class="sourceLineNo">044</span> private final Map<DictionaryIndex, Dictionary> dictionaries =<a name="line.44"></a> +<span class="sourceLineNo">045</span> new EnumMap<>(DictionaryIndex.class);<a name="line.45"></a> +<span class="sourceLineNo">046</span> // Context used for compressing tags<a name="line.46"></a> +<span class="sourceLineNo">047</span> TagCompressionContext tagCompressionContext = null;<a name="line.47"></a> +<span class="sourceLineNo">048</span><a name="line.48"></a> +<span class="sourceLineNo">049</span> public CompressionContext(Class<? extends Dictionary> dictType, boolean recoveredEdits,<a name="line.49"></a> +<span class="sourceLineNo">050</span> boolean hasTagCompression) throws SecurityException, NoSuchMethodException,<a name="line.50"></a> +<span class="sourceLineNo">051</span> InstantiationException, IllegalAccessException, InvocationTargetException {<a name="line.51"></a> +<span class="sourceLineNo">052</span> Constructor<? extends Dictionary> dictConstructor =<a name="line.52"></a> +<span class="sourceLineNo">053</span> dictType.getConstructor();<a name="line.53"></a> +<span class="sourceLineNo">054</span> for (DictionaryIndex dictionaryIndex : DictionaryIndex.values()) {<a name="line.54"></a> +<span class="sourceLineNo">055</span> Dictionary newDictionary = dictConstructor.newInstance();<a name="line.55"></a> +<span class="sourceLineNo">056</span> dictionaries.put(dictionaryIndex, newDictionary);<a name="line.56"></a> +<span class="sourceLineNo">057</span> }<a name="line.57"></a> +<span class="sourceLineNo">058</span> if(recoveredEdits) {<a name="line.58"></a> +<span class="sourceLineNo">059</span> getDictionary(DictionaryIndex.REGION).init(1);<a name="line.59"></a> +<span class="sourceLineNo">060</span> getDictionary(DictionaryIndex.TABLE).init(1);<a name="line.60"></a> +<span class="sourceLineNo">061</span> } else {<a name="line.61"></a> +<span class="sourceLineNo">062</span> getDictionary(DictionaryIndex.REGION).init(Short.MAX_VALUE);<a name="line.62"></a> +<span class="sourceLineNo">063</span> getDictionary(DictionaryIndex.TABLE).init(Short.MAX_VALUE);<a name="line.63"></a> +<span class="sourceLineNo">064</span> }<a name="line.64"></a> +<span class="sourceLineNo">065</span><a name="line.65"></a> +<span class="sourceLineNo">066</span> getDictionary(DictionaryIndex.ROW).init(Short.MAX_VALUE);<a name="line.66"></a> +<span class="sourceLineNo">067</span> getDictionary(DictionaryIndex.FAMILY).init(Byte.MAX_VALUE);<a name="line.67"></a> +<span class="sourceLineNo">068</span> getDictionary(DictionaryIndex.QUALIFIER).init(Byte.MAX_VALUE);<a name="line.68"></a> +<span class="sourceLineNo">069</span><a name="line.69"></a> +<span class="sourceLineNo">070</span> if (hasTagCompression) {<a name="line.70"></a> +<span class="sourceLineNo">071</span> tagCompressionContext = new TagCompressionContext(dictType, Short.MAX_VALUE);<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><a name="line.74"></a> +<span class="sourceLineNo">075</span> public Dictionary getDictionary(Enum dictIndex) {<a name="line.75"></a> +<span class="sourceLineNo">076</span> return dictionaries.get(dictIndex);<a name="line.76"></a> +<span class="sourceLineNo">077</span> }<a name="line.77"></a> +<span class="sourceLineNo">078</span><a name="line.78"></a> +<span class="sourceLineNo">079</span> void clear() {<a name="line.79"></a> +<span class="sourceLineNo">080</span> for(Dictionary dictionary : dictionaries.values()){<a name="line.80"></a> +<span class="sourceLineNo">081</span> dictionary.clear();<a name="line.81"></a> +<span class="sourceLineNo">082</span> }<a name="line.82"></a> +<span class="sourceLineNo">083</span> if (tagCompressionContext != null) {<a name="line.83"></a> +<span class="sourceLineNo">084</span> tagCompressionContext.clear();<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> + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +</pre> +</div> +</body> +</html> http://git-wip-us.apache.org/repos/asf/hbase-site/blob/e11cf2cb/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/CompressionContext.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/CompressionContext.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/CompressionContext.html index 1341b22..7143edf 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/CompressionContext.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/CompressionContext.html @@ -28,67 +28,71 @@ <span class="sourceLineNo">020</span><a name="line.20"></a> <span class="sourceLineNo">021</span>import java.lang.reflect.Constructor;<a name="line.21"></a> <span class="sourceLineNo">022</span>import java.lang.reflect.InvocationTargetException;<a name="line.22"></a> -<span class="sourceLineNo">023</span><a name="line.23"></a> -<span class="sourceLineNo">024</span>import org.apache.hadoop.hbase.HBaseInterfaceAudience;<a name="line.24"></a> -<span class="sourceLineNo">025</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.25"></a> -<span class="sourceLineNo">026</span>import org.apache.hadoop.hbase.io.TagCompressionContext;<a name="line.26"></a> -<span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.io.util.Dictionary;<a name="line.27"></a> -<span class="sourceLineNo">028</span><a name="line.28"></a> -<span class="sourceLineNo">029</span>/**<a name="line.29"></a> -<span class="sourceLineNo">030</span> * Context that holds the various dictionaries for compression in WAL.<a name="line.30"></a> -<span class="sourceLineNo">031</span> */<a name="line.31"></a> -<span class="sourceLineNo">032</span>@InterfaceAudience.LimitedPrivate({HBaseInterfaceAudience.COPROC, HBaseInterfaceAudience.PHOENIX})<a name="line.32"></a> -<span class="sourceLineNo">033</span>public class CompressionContext {<a name="line.33"></a> -<span class="sourceLineNo">034</span><a name="line.34"></a> -<span class="sourceLineNo">035</span> static final String ENABLE_WAL_TAGS_COMPRESSION =<a name="line.35"></a> -<span class="sourceLineNo">036</span> "hbase.regionserver.wal.tags.enablecompression";<a name="line.36"></a> -<span class="sourceLineNo">037</span><a name="line.37"></a> -<span class="sourceLineNo">038</span> // visible only for WALKey, until we move everything into o.a.h.h.wal<a name="line.38"></a> -<span class="sourceLineNo">039</span> public final Dictionary regionDict;<a name="line.39"></a> -<span class="sourceLineNo">040</span> public final Dictionary tableDict;<a name="line.40"></a> -<span class="sourceLineNo">041</span> public final Dictionary familyDict;<a name="line.41"></a> -<span class="sourceLineNo">042</span> final Dictionary qualifierDict;<a name="line.42"></a> -<span class="sourceLineNo">043</span> final Dictionary rowDict;<a name="line.43"></a> -<span class="sourceLineNo">044</span> // Context used for compressing tags<a name="line.44"></a> -<span class="sourceLineNo">045</span> TagCompressionContext tagCompressionContext = null;<a name="line.45"></a> -<span class="sourceLineNo">046</span><a name="line.46"></a> -<span class="sourceLineNo">047</span> public CompressionContext(Class<? extends Dictionary> dictType, boolean recoveredEdits,<a name="line.47"></a> -<span class="sourceLineNo">048</span> boolean hasTagCompression) throws SecurityException, NoSuchMethodException,<a name="line.48"></a> -<span class="sourceLineNo">049</span> InstantiationException, IllegalAccessException, InvocationTargetException {<a name="line.49"></a> -<span class="sourceLineNo">050</span> Constructor<? extends Dictionary> dictConstructor =<a name="line.50"></a> -<span class="sourceLineNo">051</span> dictType.getConstructor();<a name="line.51"></a> -<span class="sourceLineNo">052</span> regionDict = dictConstructor.newInstance();<a name="line.52"></a> -<span class="sourceLineNo">053</span> tableDict = dictConstructor.newInstance();<a name="line.53"></a> -<span class="sourceLineNo">054</span> familyDict = dictConstructor.newInstance();<a name="line.54"></a> -<span class="sourceLineNo">055</span> qualifierDict = dictConstructor.newInstance();<a name="line.55"></a> -<span class="sourceLineNo">056</span> rowDict = dictConstructor.newInstance();<a name="line.56"></a> -<span class="sourceLineNo">057</span> if (recoveredEdits) {<a name="line.57"></a> -<span class="sourceLineNo">058</span> // This will never change<a name="line.58"></a> -<span class="sourceLineNo">059</span> regionDict.init(1);<a name="line.59"></a> -<span class="sourceLineNo">060</span> tableDict.init(1);<a name="line.60"></a> +<span class="sourceLineNo">023</span>import java.util.EnumMap;<a name="line.23"></a> +<span class="sourceLineNo">024</span>import java.util.Map;<a name="line.24"></a> +<span class="sourceLineNo">025</span><a name="line.25"></a> +<span class="sourceLineNo">026</span>import org.apache.hadoop.hbase.HBaseInterfaceAudience;<a name="line.26"></a> +<span class="sourceLineNo">027</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.27"></a> +<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.io.TagCompressionContext;<a name="line.28"></a> +<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.io.util.Dictionary;<a name="line.29"></a> +<span class="sourceLineNo">030</span><a name="line.30"></a> +<span class="sourceLineNo">031</span>/**<a name="line.31"></a> +<span class="sourceLineNo">032</span> * Context that holds the various dictionaries for compression in WAL.<a name="line.32"></a> +<span class="sourceLineNo">033</span> */<a name="line.33"></a> +<span class="sourceLineNo">034</span>@InterfaceAudience.LimitedPrivate({HBaseInterfaceAudience.COPROC, HBaseInterfaceAudience.PHOENIX})<a name="line.34"></a> +<span class="sourceLineNo">035</span>public class CompressionContext {<a name="line.35"></a> +<span class="sourceLineNo">036</span><a name="line.36"></a> +<span class="sourceLineNo">037</span> static final String ENABLE_WAL_TAGS_COMPRESSION =<a name="line.37"></a> +<span class="sourceLineNo">038</span> "hbase.regionserver.wal.tags.enablecompression";<a name="line.38"></a> +<span class="sourceLineNo">039</span><a name="line.39"></a> +<span class="sourceLineNo">040</span> public enum DictionaryIndex {<a name="line.40"></a> +<span class="sourceLineNo">041</span> REGION, TABLE, FAMILY, QUALIFIER, ROW<a name="line.41"></a> +<span class="sourceLineNo">042</span> }<a name="line.42"></a> +<span class="sourceLineNo">043</span><a name="line.43"></a> +<span class="sourceLineNo">044</span> private final Map<DictionaryIndex, Dictionary> dictionaries =<a name="line.44"></a> +<span class="sourceLineNo">045</span> new EnumMap<>(DictionaryIndex.class);<a name="line.45"></a> +<span class="sourceLineNo">046</span> // Context used for compressing tags<a name="line.46"></a> +<span class="sourceLineNo">047</span> TagCompressionContext tagCompressionContext = null;<a name="line.47"></a> +<span class="sourceLineNo">048</span><a name="line.48"></a> +<span class="sourceLineNo">049</span> public CompressionContext(Class<? extends Dictionary> dictType, boolean recoveredEdits,<a name="line.49"></a> +<span class="sourceLineNo">050</span> boolean hasTagCompression) throws SecurityException, NoSuchMethodException,<a name="line.50"></a> +<span class="sourceLineNo">051</span> InstantiationException, IllegalAccessException, InvocationTargetException {<a name="line.51"></a> +<span class="sourceLineNo">052</span> Constructor<? extends Dictionary> dictConstructor =<a name="line.52"></a> +<span class="sourceLineNo">053</span> dictType.getConstructor();<a name="line.53"></a> +<span class="sourceLineNo">054</span> for (DictionaryIndex dictionaryIndex : DictionaryIndex.values()) {<a name="line.54"></a> +<span class="sourceLineNo">055</span> Dictionary newDictionary = dictConstructor.newInstance();<a name="line.55"></a> +<span class="sourceLineNo">056</span> dictionaries.put(dictionaryIndex, newDictionary);<a name="line.56"></a> +<span class="sourceLineNo">057</span> }<a name="line.57"></a> +<span class="sourceLineNo">058</span> if(recoveredEdits) {<a name="line.58"></a> +<span class="sourceLineNo">059</span> getDictionary(DictionaryIndex.REGION).init(1);<a name="line.59"></a> +<span class="sourceLineNo">060</span> getDictionary(DictionaryIndex.TABLE).init(1);<a name="line.60"></a> <span class="sourceLineNo">061</span> } else {<a name="line.61"></a> -<span class="sourceLineNo">062</span> regionDict.init(Short.MAX_VALUE);<a name="line.62"></a> -<span class="sourceLineNo">063</span> tableDict.init(Short.MAX_VALUE);<a name="line.63"></a> +<span class="sourceLineNo">062</span> getDictionary(DictionaryIndex.REGION).init(Short.MAX_VALUE);<a name="line.62"></a> +<span class="sourceLineNo">063</span> getDictionary(DictionaryIndex.TABLE).init(Short.MAX_VALUE);<a name="line.63"></a> <span class="sourceLineNo">064</span> }<a name="line.64"></a> -<span class="sourceLineNo">065</span> rowDict.init(Short.MAX_VALUE);<a name="line.65"></a> -<span class="sourceLineNo">066</span> familyDict.init(Byte.MAX_VALUE);<a name="line.66"></a> -<span class="sourceLineNo">067</span> qualifierDict.init(Byte.MAX_VALUE);<a name="line.67"></a> -<span class="sourceLineNo">068</span> if (hasTagCompression) {<a name="line.68"></a> -<span class="sourceLineNo">069</span> tagCompressionContext = new TagCompressionContext(dictType, Short.MAX_VALUE);<a name="line.69"></a> -<span class="sourceLineNo">070</span> }<a name="line.70"></a> -<span class="sourceLineNo">071</span> }<a name="line.71"></a> -<span class="sourceLineNo">072</span><a name="line.72"></a> -<span class="sourceLineNo">073</span> void clear() {<a name="line.73"></a> -<span class="sourceLineNo">074</span> regionDict.clear();<a name="line.74"></a> -<span class="sourceLineNo">075</span> tableDict.clear();<a name="line.75"></a> -<span class="sourceLineNo">076</span> familyDict.clear();<a name="line.76"></a> -<span class="sourceLineNo">077</span> qualifierDict.clear();<a name="line.77"></a> -<span class="sourceLineNo">078</span> rowDict.clear();<a name="line.78"></a> -<span class="sourceLineNo">079</span> if (tagCompressionContext != null) {<a name="line.79"></a> -<span class="sourceLineNo">080</span> tagCompressionContext.clear();<a name="line.80"></a> -<span class="sourceLineNo">081</span> }<a name="line.81"></a> -<span class="sourceLineNo">082</span> }<a name="line.82"></a> -<span class="sourceLineNo">083</span>}<a name="line.83"></a> +<span class="sourceLineNo">065</span><a name="line.65"></a> +<span class="sourceLineNo">066</span> getDictionary(DictionaryIndex.ROW).init(Short.MAX_VALUE);<a name="line.66"></a> +<span class="sourceLineNo">067</span> getDictionary(DictionaryIndex.FAMILY).init(Byte.MAX_VALUE);<a name="line.67"></a> +<span class="sourceLineNo">068</span> getDictionary(DictionaryIndex.QUALIFIER).init(Byte.MAX_VALUE);<a name="line.68"></a> +<span class="sourceLineNo">069</span><a name="line.69"></a> +<span class="sourceLineNo">070</span> if (hasTagCompression) {<a name="line.70"></a> +<span class="sourceLineNo">071</span> tagCompressionContext = new TagCompressionContext(dictType, Short.MAX_VALUE);<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><a name="line.74"></a> +<span class="sourceLineNo">075</span> public Dictionary getDictionary(Enum dictIndex) {<a name="line.75"></a> +<span class="sourceLineNo">076</span> return dictionaries.get(dictIndex);<a name="line.76"></a> +<span class="sourceLineNo">077</span> }<a name="line.77"></a> +<span class="sourceLineNo">078</span><a name="line.78"></a> +<span class="sourceLineNo">079</span> void clear() {<a name="line.79"></a> +<span class="sourceLineNo">080</span> for(Dictionary dictionary : dictionaries.values()){<a name="line.80"></a> +<span class="sourceLineNo">081</span> dictionary.clear();<a name="line.81"></a> +<span class="sourceLineNo">082</span> }<a name="line.82"></a> +<span class="sourceLineNo">083</span> if (tagCompressionContext != null) {<a name="line.83"></a> +<span class="sourceLineNo">084</span> tagCompressionContext.clear();<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>
