You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@hbase.apache.org by gi...@apache.org on 2018/05/16 18:49:46 UTC
[05/21] hbase-site git commit: Published site at
2c32272dfa40dbf574343901c2ddea9319ca0bd5.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/ec5d5242/devapidocs/src-html/org/apache/hadoop/hbase/wal/AsyncFSWALProvider.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/wal/AsyncFSWALProvider.html b/devapidocs/src-html/org/apache/hadoop/hbase/wal/AsyncFSWALProvider.html
index 69ebb17..bb0a0c6 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/wal/AsyncFSWALProvider.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/wal/AsyncFSWALProvider.html
@@ -32,95 +32,106 @@
<span class="sourceLineNo">024</span>import org.apache.hadoop.fs.Path;<a name="line.24"></a>
<span class="sourceLineNo">025</span>import org.apache.hadoop.hbase.regionserver.wal.AsyncFSWAL;<a name="line.25"></a>
<span class="sourceLineNo">026</span>import org.apache.hadoop.hbase.regionserver.wal.AsyncProtobufLogWriter;<a name="line.26"></a>
-<span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.util.CommonFSUtils;<a name="line.27"></a>
-<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.util.CommonFSUtils.StreamLacksCapabilityException;<a name="line.28"></a>
-<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.29"></a>
-<span class="sourceLineNo">030</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.30"></a>
-<span class="sourceLineNo">031</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.31"></a>
-<span class="sourceLineNo">032</span>import org.slf4j.Logger;<a name="line.32"></a>
-<span class="sourceLineNo">033</span>import org.slf4j.LoggerFactory;<a name="line.33"></a>
-<span class="sourceLineNo">034</span>import org.apache.hbase.thirdparty.com.google.common.base.Throwables;<a name="line.34"></a>
-<span class="sourceLineNo">035</span>import org.apache.hbase.thirdparty.io.netty.channel.Channel;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import org.apache.hbase.thirdparty.io.netty.channel.EventLoopGroup;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import org.apache.hbase.thirdparty.io.netty.channel.nio.NioEventLoopGroup;<a name="line.37"></a>
-<span class="sourceLineNo">038</span>import org.apache.hbase.thirdparty.io.netty.channel.socket.nio.NioSocketChannel;<a name="line.38"></a>
-<span class="sourceLineNo">039</span>import org.apache.hbase.thirdparty.io.netty.util.concurrent.DefaultThreadFactory;<a name="line.39"></a>
-<span class="sourceLineNo">040</span><a name="line.40"></a>
-<span class="sourceLineNo">041</span>/**<a name="line.41"></a>
-<span class="sourceLineNo">042</span> * A WAL provider that use {@link AsyncFSWAL}.<a name="line.42"></a>
-<span class="sourceLineNo">043</span> */<a name="line.43"></a>
-<span class="sourceLineNo">044</span>@InterfaceAudience.Private<a name="line.44"></a>
-<span class="sourceLineNo">045</span>@InterfaceStability.Evolving<a name="line.45"></a>
-<span class="sourceLineNo">046</span>public class AsyncFSWALProvider extends AbstractFSWALProvider<AsyncFSWAL> {<a name="line.46"></a>
-<span class="sourceLineNo">047</span><a name="line.47"></a>
-<span class="sourceLineNo">048</span> private static final Logger LOG = LoggerFactory.getLogger(AsyncFSWALProvider.class);<a name="line.48"></a>
-<span class="sourceLineNo">049</span><a name="line.49"></a>
-<span class="sourceLineNo">050</span> // Only public so classes back in regionserver.wal can access<a name="line.50"></a>
-<span class="sourceLineNo">051</span> public interface AsyncWriter extends WALProvider.AsyncWriter {<a name="line.51"></a>
-<span class="sourceLineNo">052</span> /**<a name="line.52"></a>
-<span class="sourceLineNo">053</span> * @throws IOException if something goes wrong initializing an output stream<a name="line.53"></a>
-<span class="sourceLineNo">054</span> * @throws StreamLacksCapabilityException if the given FileSystem can't provide streams that<a name="line.54"></a>
-<span class="sourceLineNo">055</span> * meet the needs of the given Writer implementation.<a name="line.55"></a>
-<span class="sourceLineNo">056</span> */<a name="line.56"></a>
-<span class="sourceLineNo">057</span> void init(FileSystem fs, Path path, Configuration c, boolean overwritable)<a name="line.57"></a>
-<span class="sourceLineNo">058</span> throws IOException, CommonFSUtils.StreamLacksCapabilityException;<a name="line.58"></a>
-<span class="sourceLineNo">059</span> }<a name="line.59"></a>
-<span class="sourceLineNo">060</span><a name="line.60"></a>
-<span class="sourceLineNo">061</span> private EventLoopGroup eventLoopGroup;<a name="line.61"></a>
-<span class="sourceLineNo">062</span><a name="line.62"></a>
-<span class="sourceLineNo">063</span> private Class<? extends Channel> channelClass;<a name="line.63"></a>
-<span class="sourceLineNo">064</span> @Override<a name="line.64"></a>
-<span class="sourceLineNo">065</span> protected AsyncFSWAL createWAL() throws IOException {<a name="line.65"></a>
-<span class="sourceLineNo">066</span> return new AsyncFSWAL(CommonFSUtils.getWALFileSystem(conf), CommonFSUtils.getWALRootDir(conf),<a name="line.66"></a>
-<span class="sourceLineNo">067</span> getWALDirectoryName(factory.factoryId),<a name="line.67"></a>
-<span class="sourceLineNo">068</span> getWALArchiveDirectoryName(conf, factory.factoryId), conf, listeners, true, logPrefix,<a name="line.68"></a>
-<span class="sourceLineNo">069</span> META_WAL_PROVIDER_ID.equals(providerId) ? META_WAL_PROVIDER_ID : null,<a name="line.69"></a>
-<span class="sourceLineNo">070</span> eventLoopGroup, channelClass);<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> @Override<a name="line.73"></a>
-<span class="sourceLineNo">074</span> protected void doInit(Configuration conf) throws IOException {<a name="line.74"></a>
-<span class="sourceLineNo">075</span> Pair<EventLoopGroup, Class<? extends Channel>> eventLoopGroupAndChannelClass =<a name="line.75"></a>
-<span class="sourceLineNo">076</span> NettyAsyncFSWALConfigHelper.getEventLoopConfig(conf);<a name="line.76"></a>
-<span class="sourceLineNo">077</span> if (eventLoopGroupAndChannelClass != null) {<a name="line.77"></a>
-<span class="sourceLineNo">078</span> eventLoopGroup = eventLoopGroupAndChannelClass.getFirst();<a name="line.78"></a>
-<span class="sourceLineNo">079</span> channelClass = eventLoopGroupAndChannelClass.getSecond();<a name="line.79"></a>
-<span class="sourceLineNo">080</span> } else {<a name="line.80"></a>
-<span class="sourceLineNo">081</span> eventLoopGroup = new NioEventLoopGroup(1,<a name="line.81"></a>
-<span class="sourceLineNo">082</span> new DefaultThreadFactory("AsyncFSWAL", true, Thread.MAX_PRIORITY));<a name="line.82"></a>
-<span class="sourceLineNo">083</span> channelClass = NioSocketChannel.class;<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> /**<a name="line.87"></a>
-<span class="sourceLineNo">088</span> * public because of AsyncFSWAL. Should be package-private<a name="line.88"></a>
-<span class="sourceLineNo">089</span> */<a name="line.89"></a>
-<span class="sourceLineNo">090</span> public static AsyncWriter createAsyncWriter(Configuration conf, FileSystem fs, Path path,<a name="line.90"></a>
-<span class="sourceLineNo">091</span> boolean overwritable, EventLoopGroup eventLoopGroup, Class<? extends Channel> channelClass)<a name="line.91"></a>
-<span class="sourceLineNo">092</span> throws IOException {<a name="line.92"></a>
-<span class="sourceLineNo">093</span> // Configuration already does caching for the Class lookup.<a name="line.93"></a>
-<span class="sourceLineNo">094</span> Class<? extends AsyncWriter> logWriterClass = conf.getClass(<a name="line.94"></a>
-<span class="sourceLineNo">095</span> "hbase.regionserver.hlog.async.writer.impl", AsyncProtobufLogWriter.class, AsyncWriter.class);<a name="line.95"></a>
-<span class="sourceLineNo">096</span> try {<a name="line.96"></a>
-<span class="sourceLineNo">097</span> AsyncWriter writer = logWriterClass.getConstructor(EventLoopGroup.class, Class.class)<a name="line.97"></a>
-<span class="sourceLineNo">098</span> .newInstance(eventLoopGroup, channelClass);<a name="line.98"></a>
-<span class="sourceLineNo">099</span> writer.init(fs, path, conf, overwritable);<a name="line.99"></a>
-<span class="sourceLineNo">100</span> return writer;<a name="line.100"></a>
-<span class="sourceLineNo">101</span> } catch (Exception e) {<a name="line.101"></a>
-<span class="sourceLineNo">102</span> if (e instanceof CommonFSUtils.StreamLacksCapabilityException) {<a name="line.102"></a>
-<span class="sourceLineNo">103</span> LOG.error("The RegionServer async write ahead log provider " +<a name="line.103"></a>
-<span class="sourceLineNo">104</span> "relies on the ability to call " + e.getMessage() + " for proper operation during " +<a name="line.104"></a>
-<span class="sourceLineNo">105</span> "component failures, but the current FileSystem does not support doing so. Please " +<a name="line.105"></a>
-<span class="sourceLineNo">106</span> "check the config value of '" + CommonFSUtils.HBASE_WAL_DIR + "' and ensure " +<a name="line.106"></a>
-<span class="sourceLineNo">107</span> "it points to a FileSystem mount that has suitable capabilities for output streams.");<a name="line.107"></a>
-<span class="sourceLineNo">108</span> } else {<a name="line.108"></a>
-<span class="sourceLineNo">109</span> LOG.debug("Error instantiating log writer.", e);<a name="line.109"></a>
-<span class="sourceLineNo">110</span> }<a name="line.110"></a>
-<span class="sourceLineNo">111</span> Throwables.propagateIfPossible(e, IOException.class);<a name="line.111"></a>
-<span class="sourceLineNo">112</span> throw new IOException("cannot get log writer", e);<a name="line.112"></a>
-<span class="sourceLineNo">113</span> }<a name="line.113"></a>
-<span class="sourceLineNo">114</span> }<a name="line.114"></a>
-<span class="sourceLineNo">115</span>}<a name="line.115"></a>
+<span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.regionserver.wal.WALUtil;<a name="line.27"></a>
+<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.util.CommonFSUtils;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.util.CommonFSUtils.StreamLacksCapabilityException;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.30"></a>
+<span class="sourceLineNo">031</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.31"></a>
+<span class="sourceLineNo">032</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.32"></a>
+<span class="sourceLineNo">033</span>import org.slf4j.Logger;<a name="line.33"></a>
+<span class="sourceLineNo">034</span>import org.slf4j.LoggerFactory;<a name="line.34"></a>
+<span class="sourceLineNo">035</span>import org.apache.hbase.thirdparty.com.google.common.base.Throwables;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import org.apache.hbase.thirdparty.io.netty.channel.Channel;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import org.apache.hbase.thirdparty.io.netty.channel.EventLoopGroup;<a name="line.37"></a>
+<span class="sourceLineNo">038</span>import org.apache.hbase.thirdparty.io.netty.channel.nio.NioEventLoopGroup;<a name="line.38"></a>
+<span class="sourceLineNo">039</span>import org.apache.hbase.thirdparty.io.netty.channel.socket.nio.NioSocketChannel;<a name="line.39"></a>
+<span class="sourceLineNo">040</span>import org.apache.hbase.thirdparty.io.netty.util.concurrent.DefaultThreadFactory;<a name="line.40"></a>
+<span class="sourceLineNo">041</span><a name="line.41"></a>
+<span class="sourceLineNo">042</span>/**<a name="line.42"></a>
+<span class="sourceLineNo">043</span> * A WAL provider that use {@link AsyncFSWAL}.<a name="line.43"></a>
+<span class="sourceLineNo">044</span> */<a name="line.44"></a>
+<span class="sourceLineNo">045</span>@InterfaceAudience.Private<a name="line.45"></a>
+<span class="sourceLineNo">046</span>@InterfaceStability.Evolving<a name="line.46"></a>
+<span class="sourceLineNo">047</span>public class AsyncFSWALProvider extends AbstractFSWALProvider<AsyncFSWAL> {<a name="line.47"></a>
+<span class="sourceLineNo">048</span><a name="line.48"></a>
+<span class="sourceLineNo">049</span> private static final Logger LOG = LoggerFactory.getLogger(AsyncFSWALProvider.class);<a name="line.49"></a>
+<span class="sourceLineNo">050</span><a name="line.50"></a>
+<span class="sourceLineNo">051</span> // Only public so classes back in regionserver.wal can access<a name="line.51"></a>
+<span class="sourceLineNo">052</span> public interface AsyncWriter extends WALProvider.AsyncWriter {<a name="line.52"></a>
+<span class="sourceLineNo">053</span> /**<a name="line.53"></a>
+<span class="sourceLineNo">054</span> * @throws IOException if something goes wrong initializing an output stream<a name="line.54"></a>
+<span class="sourceLineNo">055</span> * @throws StreamLacksCapabilityException if the given FileSystem can't provide streams that<a name="line.55"></a>
+<span class="sourceLineNo">056</span> * meet the needs of the given Writer implementation.<a name="line.56"></a>
+<span class="sourceLineNo">057</span> */<a name="line.57"></a>
+<span class="sourceLineNo">058</span> void init(FileSystem fs, Path path, Configuration c, boolean overwritable, long blocksize)<a name="line.58"></a>
+<span class="sourceLineNo">059</span> throws IOException, CommonFSUtils.StreamLacksCapabilityException;<a name="line.59"></a>
+<span class="sourceLineNo">060</span> }<a name="line.60"></a>
+<span class="sourceLineNo">061</span><a name="line.61"></a>
+<span class="sourceLineNo">062</span> private EventLoopGroup eventLoopGroup;<a name="line.62"></a>
+<span class="sourceLineNo">063</span><a name="line.63"></a>
+<span class="sourceLineNo">064</span> private Class<? extends Channel> channelClass;<a name="line.64"></a>
+<span class="sourceLineNo">065</span> @Override<a name="line.65"></a>
+<span class="sourceLineNo">066</span> protected AsyncFSWAL createWAL() throws IOException {<a name="line.66"></a>
+<span class="sourceLineNo">067</span> return new AsyncFSWAL(CommonFSUtils.getWALFileSystem(conf), CommonFSUtils.getWALRootDir(conf),<a name="line.67"></a>
+<span class="sourceLineNo">068</span> getWALDirectoryName(factory.factoryId),<a name="line.68"></a>
+<span class="sourceLineNo">069</span> getWALArchiveDirectoryName(conf, factory.factoryId), conf, listeners, true, logPrefix,<a name="line.69"></a>
+<span class="sourceLineNo">070</span> META_WAL_PROVIDER_ID.equals(providerId) ? META_WAL_PROVIDER_ID : null,<a name="line.70"></a>
+<span class="sourceLineNo">071</span> eventLoopGroup, channelClass);<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> @Override<a name="line.74"></a>
+<span class="sourceLineNo">075</span> protected void doInit(Configuration conf) throws IOException {<a name="line.75"></a>
+<span class="sourceLineNo">076</span> Pair<EventLoopGroup, Class<? extends Channel>> eventLoopGroupAndChannelClass =<a name="line.76"></a>
+<span class="sourceLineNo">077</span> NettyAsyncFSWALConfigHelper.getEventLoopConfig(conf);<a name="line.77"></a>
+<span class="sourceLineNo">078</span> if (eventLoopGroupAndChannelClass != null) {<a name="line.78"></a>
+<span class="sourceLineNo">079</span> eventLoopGroup = eventLoopGroupAndChannelClass.getFirst();<a name="line.79"></a>
+<span class="sourceLineNo">080</span> channelClass = eventLoopGroupAndChannelClass.getSecond();<a name="line.80"></a>
+<span class="sourceLineNo">081</span> } else {<a name="line.81"></a>
+<span class="sourceLineNo">082</span> eventLoopGroup = new NioEventLoopGroup(1,<a name="line.82"></a>
+<span class="sourceLineNo">083</span> new DefaultThreadFactory("AsyncFSWAL", true, Thread.MAX_PRIORITY));<a name="line.83"></a>
+<span class="sourceLineNo">084</span> channelClass = NioSocketChannel.class;<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> /**<a name="line.88"></a>
+<span class="sourceLineNo">089</span> * Public because of AsyncFSWAL. Should be package-private<a name="line.89"></a>
+<span class="sourceLineNo">090</span> */<a name="line.90"></a>
+<span class="sourceLineNo">091</span> public static AsyncWriter createAsyncWriter(Configuration conf, FileSystem fs, Path path,<a name="line.91"></a>
+<span class="sourceLineNo">092</span> boolean overwritable, EventLoopGroup eventLoopGroup,<a name="line.92"></a>
+<span class="sourceLineNo">093</span> Class<? extends Channel> channelClass) throws IOException {<a name="line.93"></a>
+<span class="sourceLineNo">094</span> return createAsyncWriter(conf, fs, path, overwritable, WALUtil.getWALBlockSize(conf, fs, path),<a name="line.94"></a>
+<span class="sourceLineNo">095</span> eventLoopGroup, channelClass);<a name="line.95"></a>
+<span class="sourceLineNo">096</span> }<a name="line.96"></a>
+<span class="sourceLineNo">097</span><a name="line.97"></a>
+<span class="sourceLineNo">098</span> /**<a name="line.98"></a>
+<span class="sourceLineNo">099</span> * Public because of AsyncFSWAL. Should be package-private<a name="line.99"></a>
+<span class="sourceLineNo">100</span> */<a name="line.100"></a>
+<span class="sourceLineNo">101</span> public static AsyncWriter createAsyncWriter(Configuration conf, FileSystem fs, Path path,<a name="line.101"></a>
+<span class="sourceLineNo">102</span> boolean overwritable, long blocksize, EventLoopGroup eventLoopGroup,<a name="line.102"></a>
+<span class="sourceLineNo">103</span> Class<? extends Channel> channelClass) throws IOException {<a name="line.103"></a>
+<span class="sourceLineNo">104</span> // Configuration already does caching for the Class lookup.<a name="line.104"></a>
+<span class="sourceLineNo">105</span> Class<? extends AsyncWriter> logWriterClass = conf.getClass(<a name="line.105"></a>
+<span class="sourceLineNo">106</span> "hbase.regionserver.hlog.async.writer.impl", AsyncProtobufLogWriter.class, AsyncWriter.class);<a name="line.106"></a>
+<span class="sourceLineNo">107</span> try {<a name="line.107"></a>
+<span class="sourceLineNo">108</span> AsyncWriter writer = logWriterClass.getConstructor(EventLoopGroup.class, Class.class)<a name="line.108"></a>
+<span class="sourceLineNo">109</span> .newInstance(eventLoopGroup, channelClass);<a name="line.109"></a>
+<span class="sourceLineNo">110</span> writer.init(fs, path, conf, overwritable, blocksize);<a name="line.110"></a>
+<span class="sourceLineNo">111</span> return writer;<a name="line.111"></a>
+<span class="sourceLineNo">112</span> } catch (Exception e) {<a name="line.112"></a>
+<span class="sourceLineNo">113</span> if (e instanceof CommonFSUtils.StreamLacksCapabilityException) {<a name="line.113"></a>
+<span class="sourceLineNo">114</span> LOG.error("The RegionServer async write ahead log provider " +<a name="line.114"></a>
+<span class="sourceLineNo">115</span> "relies on the ability to call " + e.getMessage() + " for proper operation during " +<a name="line.115"></a>
+<span class="sourceLineNo">116</span> "component failures, but the current FileSystem does not support doing so. Please " +<a name="line.116"></a>
+<span class="sourceLineNo">117</span> "check the config value of '" + CommonFSUtils.HBASE_WAL_DIR + "' and ensure " +<a name="line.117"></a>
+<span class="sourceLineNo">118</span> "it points to a FileSystem mount that has suitable capabilities for output streams.");<a name="line.118"></a>
+<span class="sourceLineNo">119</span> } else {<a name="line.119"></a>
+<span class="sourceLineNo">120</span> LOG.debug("Error instantiating log writer.", e);<a name="line.120"></a>
+<span class="sourceLineNo">121</span> }<a name="line.121"></a>
+<span class="sourceLineNo">122</span> Throwables.propagateIfPossible(e, IOException.class);<a name="line.122"></a>
+<span class="sourceLineNo">123</span> throw new IOException("cannot get log writer", e);<a name="line.123"></a>
+<span class="sourceLineNo">124</span> }<a name="line.124"></a>
+<span class="sourceLineNo">125</span> }<a name="line.125"></a>
+<span class="sourceLineNo">126</span>}<a name="line.126"></a>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/ec5d5242/devapidocs/src-html/org/apache/hadoop/hbase/wal/FSHLogProvider.Writer.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/wal/FSHLogProvider.Writer.html b/devapidocs/src-html/org/apache/hadoop/hbase/wal/FSHLogProvider.Writer.html
index 31dd98c..7766850 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/wal/FSHLogProvider.Writer.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/wal/FSHLogProvider.Writer.html
@@ -32,79 +32,90 @@
<span class="sourceLineNo">024</span>import org.apache.hadoop.fs.Path;<a name="line.24"></a>
<span class="sourceLineNo">025</span>import org.apache.hadoop.hbase.regionserver.wal.FSHLog;<a name="line.25"></a>
<span class="sourceLineNo">026</span>import org.apache.hadoop.hbase.regionserver.wal.ProtobufLogWriter;<a name="line.26"></a>
-<span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.util.CommonFSUtils;<a name="line.27"></a>
-<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.util.CommonFSUtils.StreamLacksCapabilityException;<a name="line.28"></a>
-<span class="sourceLineNo">029</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.29"></a>
-<span class="sourceLineNo">030</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.30"></a>
-<span class="sourceLineNo">031</span>import org.slf4j.Logger;<a name="line.31"></a>
-<span class="sourceLineNo">032</span>import org.slf4j.LoggerFactory;<a name="line.32"></a>
-<span class="sourceLineNo">033</span><a name="line.33"></a>
-<span class="sourceLineNo">034</span>/**<a name="line.34"></a>
-<span class="sourceLineNo">035</span> * A WAL provider that use {@link FSHLog}.<a name="line.35"></a>
-<span class="sourceLineNo">036</span> */<a name="line.36"></a>
-<span class="sourceLineNo">037</span>@InterfaceAudience.Private<a name="line.37"></a>
-<span class="sourceLineNo">038</span>@InterfaceStability.Evolving<a name="line.38"></a>
-<span class="sourceLineNo">039</span>public class FSHLogProvider extends AbstractFSWALProvider<FSHLog> {<a name="line.39"></a>
-<span class="sourceLineNo">040</span><a name="line.40"></a>
-<span class="sourceLineNo">041</span> private static final Logger LOG = LoggerFactory.getLogger(FSHLogProvider.class);<a name="line.41"></a>
+<span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.regionserver.wal.WALUtil;<a name="line.27"></a>
+<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.util.CommonFSUtils;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.util.CommonFSUtils.StreamLacksCapabilityException;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.util.FSUtils;<a name="line.30"></a>
+<span class="sourceLineNo">031</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.31"></a>
+<span class="sourceLineNo">032</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.32"></a>
+<span class="sourceLineNo">033</span>import org.slf4j.Logger;<a name="line.33"></a>
+<span class="sourceLineNo">034</span>import org.slf4j.LoggerFactory;<a name="line.34"></a>
+<span class="sourceLineNo">035</span><a name="line.35"></a>
+<span class="sourceLineNo">036</span>/**<a name="line.36"></a>
+<span class="sourceLineNo">037</span> * A WAL provider that use {@link FSHLog}.<a name="line.37"></a>
+<span class="sourceLineNo">038</span> */<a name="line.38"></a>
+<span class="sourceLineNo">039</span>@InterfaceAudience.Private<a name="line.39"></a>
+<span class="sourceLineNo">040</span>@InterfaceStability.Evolving<a name="line.40"></a>
+<span class="sourceLineNo">041</span>public class FSHLogProvider extends AbstractFSWALProvider<FSHLog> {<a name="line.41"></a>
<span class="sourceLineNo">042</span><a name="line.42"></a>
-<span class="sourceLineNo">043</span> // Only public so classes back in regionserver.wal can access<a name="line.43"></a>
-<span class="sourceLineNo">044</span> public interface Writer extends WALProvider.Writer {<a name="line.44"></a>
-<span class="sourceLineNo">045</span> /**<a name="line.45"></a>
-<span class="sourceLineNo">046</span> * @throws IOException if something goes wrong initializing an output stream<a name="line.46"></a>
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-<span class="sourceLineNo">050</span> void init(FileSystem fs, Path path, Configuration c, boolean overwritable)<a name="line.50"></a>
-<span class="sourceLineNo">051</span> throws IOException, CommonFSUtils.StreamLacksCapabilityException;<a name="line.51"></a>
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-<span class="sourceLineNo">054</span> /**<a name="line.54"></a>
-<span class="sourceLineNo">055</span> * public because of FSHLog. Should be package-private<a name="line.55"></a>
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-<span class="sourceLineNo">059</span> // Configuration already does caching for the Class lookup.<a name="line.59"></a>
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-<span class="sourceLineNo">061</span> ProtobufLogWriter.class, Writer.class);<a name="line.61"></a>
-<span class="sourceLineNo">062</span> Writer writer = null;<a name="line.62"></a>
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-<span class="sourceLineNo">064</span> writer = logWriterClass.getDeclaredConstructor().newInstance();<a name="line.64"></a>
-<span class="sourceLineNo">065</span> writer.init(fs, path, conf, overwritable);<a name="line.65"></a>
-<span class="sourceLineNo">066</span> return writer;<a name="line.66"></a>
-<span class="sourceLineNo">067</span> } catch (Exception e) { <a name="line.67"></a>
-<span class="sourceLineNo">068</span> if (e instanceof CommonFSUtils.StreamLacksCapabilityException) {<a name="line.68"></a>
-<span class="sourceLineNo">069</span> LOG.error("The RegionServer write ahead log provider for FileSystem implementations " +<a name="line.69"></a>
-<span class="sourceLineNo">070</span> "relies on the ability to call " + e.getMessage() + " for proper operation during " +<a name="line.70"></a>
-<span class="sourceLineNo">071</span> "component failures, but the current FileSystem does not support doing so. Please " +<a name="line.71"></a>
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-<span class="sourceLineNo">073</span> "it points to a FileSystem mount that has suitable capabilities for output streams.");<a name="line.73"></a>
-<span class="sourceLineNo">074</span> } else {<a name="line.74"></a>
-<span class="sourceLineNo">075</span> LOG.debug("Error instantiating log writer.", e);<a name="line.75"></a>
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-<span class="sourceLineNo">079</span> writer.close();<a name="line.79"></a>
-<span class="sourceLineNo">080</span> } catch(IOException ee){<a name="line.80"></a>
-<span class="sourceLineNo">081</span> LOG.error("cannot close log writer", ee);<a name="line.81"></a>
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-<span class="sourceLineNo">083</span> }<a name="line.83"></a>
-<span class="sourceLineNo">084</span> throw new IOException("cannot get log writer", e);<a name="line.84"></a>
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-<span class="sourceLineNo">091</span> getWALDirectoryName(factory.factoryId),<a name="line.91"></a>
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-<span class="sourceLineNo">093</span> META_WAL_PROVIDER_ID.equals(providerId) ? META_WAL_PROVIDER_ID : null);<a name="line.93"></a>
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-<span class="sourceLineNo">098</span> }<a name="line.98"></a>
-<span class="sourceLineNo">099</span>}<a name="line.99"></a>
+<span class="sourceLineNo">043</span> private static final Logger LOG = LoggerFactory.getLogger(FSHLogProvider.class);<a name="line.43"></a>
+<span class="sourceLineNo">044</span><a name="line.44"></a>
+<span class="sourceLineNo">045</span> // Only public so classes back in regionserver.wal can access<a name="line.45"></a>
+<span class="sourceLineNo">046</span> public interface Writer extends WALProvider.Writer {<a name="line.46"></a>
+<span class="sourceLineNo">047</span> /**<a name="line.47"></a>
+<span class="sourceLineNo">048</span> * @throws IOException if something goes wrong initializing an output stream<a name="line.48"></a>
+<span class="sourceLineNo">049</span> * @throws StreamLacksCapabilityException if the given FileSystem can't provide streams that<a name="line.49"></a>
+<span class="sourceLineNo">050</span> * meet the needs of the given Writer implementation.<a name="line.50"></a>
+<span class="sourceLineNo">051</span> */<a name="line.51"></a>
+<span class="sourceLineNo">052</span> void init(FileSystem fs, Path path, Configuration c, boolean overwritable, long blocksize)<a name="line.52"></a>
+<span class="sourceLineNo">053</span> throws IOException, CommonFSUtils.StreamLacksCapabilityException;<a name="line.53"></a>
+<span class="sourceLineNo">054</span> }<a name="line.54"></a>
+<span class="sourceLineNo">055</span><a name="line.55"></a>
+<span class="sourceLineNo">056</span> /**<a name="line.56"></a>
+<span class="sourceLineNo">057</span> * Public because of FSHLog. Should be package-private<a name="line.57"></a>
+<span class="sourceLineNo">058</span> */<a name="line.58"></a>
+<span class="sourceLineNo">059</span> public static Writer createWriter(final Configuration conf, final FileSystem fs, final Path path,<a name="line.59"></a>
+<span class="sourceLineNo">060</span> final boolean overwritable) throws IOException {<a name="line.60"></a>
+<span class="sourceLineNo">061</span> return createWriter(conf, fs, path, overwritable, WALUtil.getWALBlockSize(conf, fs, path));<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> /**<a name="line.64"></a>
+<span class="sourceLineNo">065</span> * Public because of FSHLog. Should be package-private<a name="line.65"></a>
+<span class="sourceLineNo">066</span> */<a name="line.66"></a>
+<span class="sourceLineNo">067</span> public static Writer createWriter(final Configuration conf, final FileSystem fs, final Path path,<a name="line.67"></a>
+<span class="sourceLineNo">068</span> final boolean overwritable, long blocksize) throws IOException {<a name="line.68"></a>
+<span class="sourceLineNo">069</span> // Configuration already does caching for the Class lookup.<a name="line.69"></a>
+<span class="sourceLineNo">070</span> Class<? extends Writer> logWriterClass =<a name="line.70"></a>
+<span class="sourceLineNo">071</span> conf.getClass("hbase.regionserver.hlog.writer.impl", ProtobufLogWriter.class,<a name="line.71"></a>
+<span class="sourceLineNo">072</span> Writer.class);<a name="line.72"></a>
+<span class="sourceLineNo">073</span> Writer writer = null;<a name="line.73"></a>
+<span class="sourceLineNo">074</span> try {<a name="line.74"></a>
+<span class="sourceLineNo">075</span> writer = logWriterClass.getDeclaredConstructor().newInstance();<a name="line.75"></a>
+<span class="sourceLineNo">076</span> writer.init(fs, path, conf, overwritable, blocksize);<a name="line.76"></a>
+<span class="sourceLineNo">077</span> return writer;<a name="line.77"></a>
+<span class="sourceLineNo">078</span> } catch (Exception e) { <a name="line.78"></a>
+<span class="sourceLineNo">079</span> if (e instanceof CommonFSUtils.StreamLacksCapabilityException) {<a name="line.79"></a>
+<span class="sourceLineNo">080</span> LOG.error("The RegionServer write ahead log provider for FileSystem implementations " +<a name="line.80"></a>
+<span class="sourceLineNo">081</span> "relies on the ability to call " + e.getMessage() + " for proper operation during " +<a name="line.81"></a>
+<span class="sourceLineNo">082</span> "component failures, but the current FileSystem does not support doing so. Please " +<a name="line.82"></a>
+<span class="sourceLineNo">083</span> "check the config value of '" + CommonFSUtils.HBASE_WAL_DIR + "' and ensure " +<a name="line.83"></a>
+<span class="sourceLineNo">084</span> "it points to a FileSystem mount that has suitable capabilities for output streams.");<a name="line.84"></a>
+<span class="sourceLineNo">085</span> } else {<a name="line.85"></a>
+<span class="sourceLineNo">086</span> LOG.debug("Error instantiating log writer.", e);<a name="line.86"></a>
+<span class="sourceLineNo">087</span> }<a name="line.87"></a>
+<span class="sourceLineNo">088</span> if (writer != null) {<a name="line.88"></a>
+<span class="sourceLineNo">089</span> try{<a name="line.89"></a>
+<span class="sourceLineNo">090</span> writer.close();<a name="line.90"></a>
+<span class="sourceLineNo">091</span> } catch(IOException ee){<a name="line.91"></a>
+<span class="sourceLineNo">092</span> LOG.error("cannot close log writer", ee);<a name="line.92"></a>
+<span class="sourceLineNo">093</span> }<a name="line.93"></a>
+<span class="sourceLineNo">094</span> }<a name="line.94"></a>
+<span class="sourceLineNo">095</span> throw new IOException("cannot get log writer", e);<a name="line.95"></a>
+<span class="sourceLineNo">096</span> }<a name="line.96"></a>
+<span class="sourceLineNo">097</span> }<a name="line.97"></a>
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+<span class="sourceLineNo">099</span> @Override<a name="line.99"></a>
+<span class="sourceLineNo">100</span> protected FSHLog createWAL() throws IOException {<a name="line.100"></a>
+<span class="sourceLineNo">101</span> return new FSHLog(CommonFSUtils.getWALFileSystem(conf), CommonFSUtils.getWALRootDir(conf),<a name="line.101"></a>
+<span class="sourceLineNo">102</span> getWALDirectoryName(factory.factoryId),<a name="line.102"></a>
+<span class="sourceLineNo">103</span> getWALArchiveDirectoryName(conf, factory.factoryId), conf, listeners, true, logPrefix,<a name="line.103"></a>
+<span class="sourceLineNo">104</span> META_WAL_PROVIDER_ID.equals(providerId) ? META_WAL_PROVIDER_ID : null);<a name="line.104"></a>
+<span class="sourceLineNo">105</span> }<a name="line.105"></a>
+<span class="sourceLineNo">106</span><a name="line.106"></a>
+<span class="sourceLineNo">107</span> @Override<a name="line.107"></a>
+<span class="sourceLineNo">108</span> protected void doInit(Configuration conf) throws IOException {<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>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/ec5d5242/devapidocs/src-html/org/apache/hadoop/hbase/wal/FSHLogProvider.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/wal/FSHLogProvider.html b/devapidocs/src-html/org/apache/hadoop/hbase/wal/FSHLogProvider.html
index 31dd98c..7766850 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/wal/FSHLogProvider.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/wal/FSHLogProvider.html
@@ -32,79 +32,90 @@
<span class="sourceLineNo">024</span>import org.apache.hadoop.fs.Path;<a name="line.24"></a>
<span class="sourceLineNo">025</span>import org.apache.hadoop.hbase.regionserver.wal.FSHLog;<a name="line.25"></a>
<span class="sourceLineNo">026</span>import org.apache.hadoop.hbase.regionserver.wal.ProtobufLogWriter;<a name="line.26"></a>
-<span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.util.CommonFSUtils;<a name="line.27"></a>
-<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.util.CommonFSUtils.StreamLacksCapabilityException;<a name="line.28"></a>
-<span class="sourceLineNo">029</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.29"></a>
-<span class="sourceLineNo">030</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.30"></a>
-<span class="sourceLineNo">031</span>import org.slf4j.Logger;<a name="line.31"></a>
-<span class="sourceLineNo">032</span>import org.slf4j.LoggerFactory;<a name="line.32"></a>
-<span class="sourceLineNo">033</span><a name="line.33"></a>
-<span class="sourceLineNo">034</span>/**<a name="line.34"></a>
-<span class="sourceLineNo">035</span> * A WAL provider that use {@link FSHLog}.<a name="line.35"></a>
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-<span class="sourceLineNo">038</span>@InterfaceStability.Evolving<a name="line.38"></a>
-<span class="sourceLineNo">039</span>public class FSHLogProvider extends AbstractFSWALProvider<FSHLog> {<a name="line.39"></a>
-<span class="sourceLineNo">040</span><a name="line.40"></a>
-<span class="sourceLineNo">041</span> private static final Logger LOG = LoggerFactory.getLogger(FSHLogProvider.class);<a name="line.41"></a>
+<span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.regionserver.wal.WALUtil;<a name="line.27"></a>
+<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.util.CommonFSUtils;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.util.CommonFSUtils.StreamLacksCapabilityException;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.util.FSUtils;<a name="line.30"></a>
+<span class="sourceLineNo">031</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.31"></a>
+<span class="sourceLineNo">032</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.32"></a>
+<span class="sourceLineNo">033</span>import org.slf4j.Logger;<a name="line.33"></a>
+<span class="sourceLineNo">034</span>import org.slf4j.LoggerFactory;<a name="line.34"></a>
+<span class="sourceLineNo">035</span><a name="line.35"></a>
+<span class="sourceLineNo">036</span>/**<a name="line.36"></a>
+<span class="sourceLineNo">037</span> * A WAL provider that use {@link FSHLog}.<a name="line.37"></a>
+<span class="sourceLineNo">038</span> */<a name="line.38"></a>
+<span class="sourceLineNo">039</span>@InterfaceAudience.Private<a name="line.39"></a>
+<span class="sourceLineNo">040</span>@InterfaceStability.Evolving<a name="line.40"></a>
+<span class="sourceLineNo">041</span>public class FSHLogProvider extends AbstractFSWALProvider<FSHLog> {<a name="line.41"></a>
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http://git-wip-us.apache.org/repos/asf/hbase-site/blob/ec5d5242/devapidocs/src-html/org/apache/hadoop/hbase/wal/WALFactory.Providers.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/wal/WALFactory.Providers.html b/devapidocs/src-html/org/apache/hadoop/hbase/wal/WALFactory.Providers.html
index 36b2937..28539e5 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/wal/WALFactory.Providers.html
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+<span class="sourceLineNo">401</span> static Reader createReader(final FileSystem fs, final Path path,<a name="line.401"></a>
+<span class="sourceLineNo">402</span> final Configuration configuration, final CancelableProgressable reporter) throws IOException {<a name="line.402"></a>
+<span class="sourceLineNo">403</span> return getInstance(configuration).createReader(fs, path, reporter);<a name="line.403"></a>
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+<span class="sourceLineNo">405</span><a name="line.405"></a>
+<span class="sourceLineNo">406</span> /**<a name="line.406"></a>
+<span class="sourceLineNo">407</span> * Create a reader for the given path, ignore custom reader classes from conf.<a name="line.407"></a>
+<span class="sourceLineNo">408</span> * If you already have a WALFactory, you should favor the instance method.<a name="line.408"></a>
+<span class="sourceLineNo">409</span> * only public pending move of {@link org.apache.hadoop.hbase.regionserver.wal.Compressor}<a name="line.409"></a>
+<span class="sourceLineNo">410</span> * @return a WAL Reader, caller must close.<a name="line.410"></a>
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+<span class="sourceLineNo">413</span> final Configuration configuration) throws IOException {<a name="line.413"></a>
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+<span class="sourceLineNo">416</span><a name="line.416"></a>
+<span class="sourceLineNo">417</span> /**<a name="line.417"></a>
+<span class="sourceLineNo">418</span> * If you already have a WALFactory, you should favor the instance method.<a name="line.418"></a>
+<span class="sourceLineNo">419</span> * Uses defaults.<a name="line.419"></a>
+<span class="sourceLineNo">420</span> * @return a Writer that will overwrite files. Caller must close.<a name="line.420"></a>
+<span class="sourceLineNo">421</span> */<a name="line.421"></a>
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+<span class="sourceLineNo">424</span> throws IOException {<a name="line.424"></a>
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+<span class="sourceLineNo">427</span><a name="line.427"></a>
+<span class="sourceLineNo">428</span> /**<a name="line.428"></a>
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+<span class="sourceLineNo">430</span> * Uses defaults.<a name="line.430"></a>
+<span class="sourceLineNo">431</span> * @return a writer that won't overwrite files. Caller must close.<a name="line.431"></a>
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+<span class="sourceLineNo">433</span> @VisibleForTesting<a name="line.433"></a>
+<span class="sourceLineNo">434</span> public static Writer createWALWriter(final FileSystem fs, final Path path,<a name="line.434"></a>
+<span class="sourceLineNo">435</span> final Configuration configuration)<a name="line.435"></a>
+<span class="sourceLineNo">436</span> throws IOException {<a name="line.436"></a>
+<span class="sourceLineNo">437</span> return FSHLogProvider.createWriter(configuration, fs, path, false);<a name="line.437"></a>
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+<span class="sourceLineNo">439</span><a name="line.439"></a>
+<span class="sourceLineNo">440</span> public final WALProvider getWALProvider() {<a name="line.440"></a>
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+<span class="sourceLineNo">443</span><a name="line.443"></a>
+<span class="sourceLineNo">444</span> public final WALProvider getMetaWALProvider() {<a name="line.444"></a>
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+<span class="sourceLineNo">446</span> }<a name="line.446"></a>
+<span class="sourceLineNo">447</span>}<a name="line.447"></a>