[18/25] hbase-site git commit: Published site at .

[gi...@apache.org]

http://git-wip-us.apache.org/repos/asf/hbase-site/blob/05b8d7a5/devapidocs/src-html/org/apache/hadoop/hbase/io/asyncfs/FanOutOneBlockAsyncDFSOutputHelper.CancelOnClose.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/io/asyncfs/FanOutOneBlockAsyncDFSOutputHelper.CancelOnClose.html b/devapidocs/src-html/org/apache/hadoop/hbase/io/asyncfs/FanOutOneBlockAsyncDFSOutputHelper.CancelOnClose.html
index b0a9bb3..ad7bc92 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/io/asyncfs/FanOutOneBlockAsyncDFSOutputHelper.CancelOnClose.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/io/asyncfs/FanOutOneBlockAsyncDFSOutputHelper.CancelOnClose.html
@@ -29,23 +29,23 @@
 <span class="sourceLineNo">021</span>import static org.apache.hadoop.fs.CreateFlag.OVERWRITE;<a name="line.21"></a>
 <span class="sourceLineNo">022</span>import static org.apache.hadoop.hbase.io.asyncfs.FanOutOneBlockAsyncDFSOutputSaslHelper.createEncryptor;<a name="line.22"></a>
 <span class="sourceLineNo">023</span>import static org.apache.hadoop.hbase.io.asyncfs.FanOutOneBlockAsyncDFSOutputSaslHelper.trySaslNegotiate;<a name="line.23"></a>
-<span class="sourceLineNo">024</span>import static org.apache.hbase.thirdparty.io.netty.channel.ChannelOption.CONNECT_TIMEOUT_MILLIS;<a name="line.24"></a>
-<span class="sourceLineNo">025</span>import static org.apache.hbase.thirdparty.io.netty.handler.timeout.IdleState.READER_IDLE;<a name="line.25"></a>
-<span class="sourceLineNo">026</span>import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_CLIENT_SOCKET_TIMEOUT_KEY;<a name="line.26"></a>
-<span class="sourceLineNo">027</span>import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_CLIENT_USE_DN_HOSTNAME;<a name="line.27"></a>
-<span class="sourceLineNo">028</span>import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_CLIENT_USE_DN_HOSTNAME_DEFAULT;<a name="line.28"></a>
-<span class="sourceLineNo">029</span>import static org.apache.hadoop.hdfs.protocol.datatransfer.BlockConstructionStage.PIPELINE_SETUP_CREATE;<a name="line.29"></a>
+<span class="sourceLineNo">024</span>import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_CLIENT_SOCKET_TIMEOUT_KEY;<a name="line.24"></a>
+<span class="sourceLineNo">025</span>import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_CLIENT_USE_DN_HOSTNAME;<a name="line.25"></a>
+<span class="sourceLineNo">026</span>import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_CLIENT_USE_DN_HOSTNAME_DEFAULT;<a name="line.26"></a>
+<span class="sourceLineNo">027</span>import static org.apache.hadoop.hdfs.protocol.datatransfer.BlockConstructionStage.PIPELINE_SETUP_CREATE;<a name="line.27"></a>
+<span class="sourceLineNo">028</span>import static org.apache.hbase.thirdparty.io.netty.channel.ChannelOption.CONNECT_TIMEOUT_MILLIS;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import static org.apache.hbase.thirdparty.io.netty.handler.timeout.IdleState.READER_IDLE;<a name="line.29"></a>
 <span class="sourceLineNo">030</span><a name="line.30"></a>
 <span class="sourceLineNo">031</span>import com.google.protobuf.CodedOutputStream;<a name="line.31"></a>
-<span class="sourceLineNo">032</span><a name="line.32"></a>
-<span class="sourceLineNo">033</span>import java.io.IOException;<a name="line.33"></a>
+<span class="sourceLineNo">032</span>import java.io.IOException;<a name="line.32"></a>
+<span class="sourceLineNo">033</span>import java.io.InterruptedIOException;<a name="line.33"></a>
 <span class="sourceLineNo">034</span>import java.lang.reflect.InvocationTargetException;<a name="line.34"></a>
 <span class="sourceLineNo">035</span>import java.lang.reflect.Method;<a name="line.35"></a>
 <span class="sourceLineNo">036</span>import java.util.ArrayList;<a name="line.36"></a>
 <span class="sourceLineNo">037</span>import java.util.EnumSet;<a name="line.37"></a>
 <span class="sourceLineNo">038</span>import java.util.List;<a name="line.38"></a>
 <span class="sourceLineNo">039</span>import java.util.concurrent.TimeUnit;<a name="line.39"></a>
-<span class="sourceLineNo">040</span><a name="line.40"></a>
+<span class="sourceLineNo">040</span>import org.apache.commons.lang3.ArrayUtils;<a name="line.40"></a>
 <span class="sourceLineNo">041</span>import org.apache.hadoop.conf.Configuration;<a name="line.41"></a>
 <span class="sourceLineNo">042</span>import org.apache.hadoop.crypto.CryptoProtocolVersion;<a name="line.42"></a>
 <span class="sourceLineNo">043</span>import org.apache.hadoop.crypto.Encryptor;<a name="line.43"></a>
@@ -93,783 +93,819 @@
 <span class="sourceLineNo">085</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.85"></a>
 <span class="sourceLineNo">086</span>import org.slf4j.Logger;<a name="line.86"></a>
 <span class="sourceLineNo">087</span>import org.slf4j.LoggerFactory;<a name="line.87"></a>
-<span class="sourceLineNo">088</span>import org.apache.hbase.thirdparty.com.google.common.base.Throwables;<a name="line.88"></a>
-<span class="sourceLineNo">089</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableMap;<a name="line.89"></a>
-<span class="sourceLineNo">090</span>import org.apache.hbase.thirdparty.io.netty.bootstrap.Bootstrap;<a name="line.90"></a>
-<span class="sourceLineNo">091</span>import org.apache.hbase.thirdparty.io.netty.buffer.ByteBuf;<a name="line.91"></a>
-<span class="sourceLineNo">092</span>import org.apache.hbase.thirdparty.io.netty.buffer.ByteBufAllocator;<a name="line.92"></a>
-<span class="sourceLineNo">093</span>import org.apache.hbase.thirdparty.io.netty.buffer.ByteBufOutputStream;<a name="line.93"></a>
-<span class="sourceLineNo">094</span>import org.apache.hbase.thirdparty.io.netty.buffer.PooledByteBufAllocator;<a name="line.94"></a>
-<span class="sourceLineNo">095</span>import org.apache.hbase.thirdparty.io.netty.channel.Channel;<a name="line.95"></a>
-<span class="sourceLineNo">096</span>import org.apache.hbase.thirdparty.io.netty.channel.ChannelFuture;<a name="line.96"></a>
-<span class="sourceLineNo">097</span>import org.apache.hbase.thirdparty.io.netty.channel.ChannelFutureListener;<a name="line.97"></a>
-<span class="sourceLineNo">098</span>import org.apache.hbase.thirdparty.io.netty.channel.ChannelHandler;<a name="line.98"></a>
-<span class="sourceLineNo">099</span>import org.apache.hbase.thirdparty.io.netty.channel.ChannelHandlerContext;<a name="line.99"></a>
-<span class="sourceLineNo">100</span>import org.apache.hbase.thirdparty.io.netty.channel.ChannelInitializer;<a name="line.100"></a>
-<span class="sourceLineNo">101</span>import org.apache.hbase.thirdparty.io.netty.channel.ChannelPipeline;<a name="line.101"></a>
-<span class="sourceLineNo">102</span>import org.apache.hbase.thirdparty.io.netty.channel.EventLoop;<a name="line.102"></a>
-<span class="sourceLineNo">103</span>import org.apache.hbase.thirdparty.io.netty.channel.EventLoopGroup;<a name="line.103"></a>
-<span class="sourceLineNo">104</span>import org.apache.hbase.thirdparty.io.netty.channel.SimpleChannelInboundHandler;<a name="line.104"></a>
-<span class="sourceLineNo">105</span>import org.apache.hbase.thirdparty.io.netty.handler.codec.protobuf.ProtobufDecoder;<a name="line.105"></a>
-<span class="sourceLineNo">106</span>import org.apache.hbase.thirdparty.io.netty.handler.codec.protobuf.ProtobufVarint32FrameDecoder;<a name="line.106"></a>
-<span class="sourceLineNo">107</span>import org.apache.hbase.thirdparty.io.netty.handler.timeout.IdleStateEvent;<a name="line.107"></a>
-<span class="sourceLineNo">108</span>import org.apache.hbase.thirdparty.io.netty.handler.timeout.IdleStateHandler;<a name="line.108"></a>
-<span class="sourceLineNo">109</span>import org.apache.hbase.thirdparty.io.netty.util.concurrent.Future;<a name="line.109"></a>
-<span class="sourceLineNo">110</span>import org.apache.hbase.thirdparty.io.netty.util.concurrent.FutureListener;<a name="line.110"></a>
-<span class="sourceLineNo">111</span>import org.apache.hbase.thirdparty.io.netty.util.concurrent.Promise;<a name="line.111"></a>
-<span class="sourceLineNo">112</span><a name="line.112"></a>
-<span class="sourceLineNo">113</span>/**<a name="line.113"></a>
-<span class="sourceLineNo">114</span> * Helper class for implementing {@link FanOutOneBlockAsyncDFSOutput}.<a name="line.114"></a>
-<span class="sourceLineNo">115</span> */<a name="line.115"></a>
-<span class="sourceLineNo">116</span>@InterfaceAudience.Private<a name="line.116"></a>
-<span class="sourceLineNo">117</span>public final class FanOutOneBlockAsyncDFSOutputHelper {<a name="line.117"></a>
-<span class="sourceLineNo">118</span>  private static final Logger LOG =<a name="line.118"></a>
-<span class="sourceLineNo">119</span>      LoggerFactory.getLogger(FanOutOneBlockAsyncDFSOutputHelper.class);<a name="line.119"></a>
-<span class="sourceLineNo">120</span><a name="line.120"></a>
-<span class="sourceLineNo">121</span>  private FanOutOneBlockAsyncDFSOutputHelper() {<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>  // use pooled allocator for performance.<a name="line.124"></a>
-<span class="sourceLineNo">125</span>  private static final ByteBufAllocator ALLOC = PooledByteBufAllocator.DEFAULT;<a name="line.125"></a>
+<span class="sourceLineNo">088</span><a name="line.88"></a>
+<span class="sourceLineNo">089</span>import org.apache.hbase.thirdparty.com.google.common.base.Throwables;<a name="line.89"></a>
+<span class="sourceLineNo">090</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableMap;<a name="line.90"></a>
+<span class="sourceLineNo">091</span>import org.apache.hbase.thirdparty.io.netty.bootstrap.Bootstrap;<a name="line.91"></a>
+<span class="sourceLineNo">092</span>import org.apache.hbase.thirdparty.io.netty.buffer.ByteBuf;<a name="line.92"></a>
+<span class="sourceLineNo">093</span>import org.apache.hbase.thirdparty.io.netty.buffer.ByteBufAllocator;<a name="line.93"></a>
+<span class="sourceLineNo">094</span>import org.apache.hbase.thirdparty.io.netty.buffer.ByteBufOutputStream;<a name="line.94"></a>
+<span class="sourceLineNo">095</span>import org.apache.hbase.thirdparty.io.netty.buffer.PooledByteBufAllocator;<a name="line.95"></a>
+<span class="sourceLineNo">096</span>import org.apache.hbase.thirdparty.io.netty.channel.Channel;<a name="line.96"></a>
+<span class="sourceLineNo">097</span>import org.apache.hbase.thirdparty.io.netty.channel.ChannelFuture;<a name="line.97"></a>
+<span class="sourceLineNo">098</span>import org.apache.hbase.thirdparty.io.netty.channel.ChannelFutureListener;<a name="line.98"></a>
+<span class="sourceLineNo">099</span>import org.apache.hbase.thirdparty.io.netty.channel.ChannelHandler;<a name="line.99"></a>
+<span class="sourceLineNo">100</span>import org.apache.hbase.thirdparty.io.netty.channel.ChannelHandlerContext;<a name="line.100"></a>
+<span class="sourceLineNo">101</span>import org.apache.hbase.thirdparty.io.netty.channel.ChannelInitializer;<a name="line.101"></a>
+<span class="sourceLineNo">102</span>import org.apache.hbase.thirdparty.io.netty.channel.ChannelPipeline;<a name="line.102"></a>
+<span class="sourceLineNo">103</span>import org.apache.hbase.thirdparty.io.netty.channel.EventLoop;<a name="line.103"></a>
+<span class="sourceLineNo">104</span>import org.apache.hbase.thirdparty.io.netty.channel.EventLoopGroup;<a name="line.104"></a>
+<span class="sourceLineNo">105</span>import org.apache.hbase.thirdparty.io.netty.channel.SimpleChannelInboundHandler;<a name="line.105"></a>
+<span class="sourceLineNo">106</span>import org.apache.hbase.thirdparty.io.netty.handler.codec.protobuf.ProtobufDecoder;<a name="line.106"></a>
+<span class="sourceLineNo">107</span>import org.apache.hbase.thirdparty.io.netty.handler.codec.protobuf.ProtobufVarint32FrameDecoder;<a name="line.107"></a>
+<span class="sourceLineNo">108</span>import org.apache.hbase.thirdparty.io.netty.handler.timeout.IdleStateEvent;<a name="line.108"></a>
+<span class="sourceLineNo">109</span>import org.apache.hbase.thirdparty.io.netty.handler.timeout.IdleStateHandler;<a name="line.109"></a>
+<span class="sourceLineNo">110</span>import org.apache.hbase.thirdparty.io.netty.util.concurrent.Future;<a name="line.110"></a>
+<span class="sourceLineNo">111</span>import org.apache.hbase.thirdparty.io.netty.util.concurrent.FutureListener;<a name="line.111"></a>
+<span class="sourceLineNo">112</span>import org.apache.hbase.thirdparty.io.netty.util.concurrent.Promise;<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> * Helper class for implementing {@link FanOutOneBlockAsyncDFSOutput}.<a name="line.115"></a>
+<span class="sourceLineNo">116</span> */<a name="line.116"></a>
+<span class="sourceLineNo">117</span>@InterfaceAudience.Private<a name="line.117"></a>
+<span class="sourceLineNo">118</span>public final class FanOutOneBlockAsyncDFSOutputHelper {<a name="line.118"></a>
+<span class="sourceLineNo">119</span>  private static final Logger LOG =<a name="line.119"></a>
+<span class="sourceLineNo">120</span>      LoggerFactory.getLogger(FanOutOneBlockAsyncDFSOutputHelper.class);<a name="line.120"></a>
+<span class="sourceLineNo">121</span><a name="line.121"></a>
+<span class="sourceLineNo">122</span>  private FanOutOneBlockAsyncDFSOutputHelper() {<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>  public static final String ASYNC_DFS_OUTPUT_CREATE_MAX_RETRIES = "hbase.fs.async.create.retries";<a name="line.125"></a>
 <span class="sourceLineNo">126</span><a name="line.126"></a>
-<span class="sourceLineNo">127</span>  // copied from DFSPacket since it is package private.<a name="line.127"></a>
-<span class="sourceLineNo">128</span>  public static final long HEART_BEAT_SEQNO = -1L;<a name="line.128"></a>
-<span class="sourceLineNo">129</span><a name="line.129"></a>
-<span class="sourceLineNo">130</span>  // Timeouts for communicating with DataNode for streaming writes/reads<a name="line.130"></a>
-<span class="sourceLineNo">131</span>  public static final int READ_TIMEOUT = 60 * 1000;<a name="line.131"></a>
-<span class="sourceLineNo">132</span>  public static final int READ_TIMEOUT_EXTENSION = 5 * 1000;<a name="line.132"></a>
-<span class="sourceLineNo">133</span>  public static final int WRITE_TIMEOUT = 8 * 60 * 1000;<a name="line.133"></a>
-<span class="sourceLineNo">134</span><a name="line.134"></a>
-<span class="sourceLineNo">135</span>  // helper class for getting Status from PipelineAckProto. In hadoop 2.6 or before, there is a<a name="line.135"></a>
-<span class="sourceLineNo">136</span>  // getStatus method, and for hadoop 2.7 or after, the status is retrieved from flag. The flag may<a name="line.136"></a>
-<span class="sourceLineNo">137</span>  // get from proto directly, or combined by the reply field of the proto and a ECN object. See<a name="line.137"></a>
-<span class="sourceLineNo">138</span>  // createPipelineAckStatusGetter for more details.<a name="line.138"></a>
-<span class="sourceLineNo">139</span>  private interface PipelineAckStatusGetter {<a name="line.139"></a>
-<span class="sourceLineNo">140</span>    Status get(PipelineAckProto ack);<a name="line.140"></a>
-<span class="sourceLineNo">141</span>  }<a name="line.141"></a>
-<span class="sourceLineNo">142</span><a name="line.142"></a>
-<span class="sourceLineNo">143</span>  private static final PipelineAckStatusGetter PIPELINE_ACK_STATUS_GETTER;<a name="line.143"></a>
-<span class="sourceLineNo">144</span><a name="line.144"></a>
-<span class="sourceLineNo">145</span>  // StorageType enum is placed under o.a.h.hdfs in hadoop 2.6 and o.a.h.fs in hadoop 2.7. So here<a name="line.145"></a>
-<span class="sourceLineNo">146</span>  // we need to use reflection to set it.See createStorageTypeSetter for more details.<a name="line.146"></a>
-<span class="sourceLineNo">147</span>  private interface StorageTypeSetter {<a name="line.147"></a>
-<span class="sourceLineNo">148</span>    OpWriteBlockProto.Builder set(OpWriteBlockProto.Builder builder, Enum&lt;?&gt; storageType);<a name="line.148"></a>
-<span class="sourceLineNo">149</span>  }<a name="line.149"></a>
-<span class="sourceLineNo">150</span><a name="line.150"></a>
-<span class="sourceLineNo">151</span>  private static final StorageTypeSetter STORAGE_TYPE_SETTER;<a name="line.151"></a>
-<span class="sourceLineNo">152</span><a name="line.152"></a>
-<span class="sourceLineNo">153</span>  // helper class for calling add block method on namenode. There is a addBlockFlags parameter for<a name="line.153"></a>
-<span class="sourceLineNo">154</span>  // hadoop 2.8 or later. See createBlockAdder for more details.<a name="line.154"></a>
-<span class="sourceLineNo">155</span>  private interface BlockAdder {<a name="line.155"></a>
+<span class="sourceLineNo">127</span>  public static final int DEFAULT_ASYNC_DFS_OUTPUT_CREATE_MAX_RETRIES = 10;<a name="line.127"></a>
+<span class="sourceLineNo">128</span>  // use pooled allocator for performance.<a name="line.128"></a>
+<span class="sourceLineNo">129</span>  private static final ByteBufAllocator ALLOC = PooledByteBufAllocator.DEFAULT;<a name="line.129"></a>
+<span class="sourceLineNo">130</span><a name="line.130"></a>
+<span class="sourceLineNo">131</span>  // copied from DFSPacket since it is package private.<a name="line.131"></a>
+<span class="sourceLineNo">132</span>  public static final long HEART_BEAT_SEQNO = -1L;<a name="line.132"></a>
+<span class="sourceLineNo">133</span><a name="line.133"></a>
+<span class="sourceLineNo">134</span>  // Timeouts for communicating with DataNode for streaming writes/reads<a name="line.134"></a>
+<span class="sourceLineNo">135</span>  public static final int READ_TIMEOUT = 60 * 1000;<a name="line.135"></a>
+<span class="sourceLineNo">136</span><a name="line.136"></a>
+<span class="sourceLineNo">137</span>  private static final DatanodeInfo[] EMPTY_DN_ARRAY = new DatanodeInfo[0];<a name="line.137"></a>
+<span class="sourceLineNo">138</span><a name="line.138"></a>
+<span class="sourceLineNo">139</span>  // helper class for getting Status from PipelineAckProto. In hadoop 2.6 or before, there is a<a name="line.139"></a>
+<span class="sourceLineNo">140</span>  // getStatus method, and for hadoop 2.7 or after, the status is retrieved from flag. The flag may<a name="line.140"></a>
+<span class="sourceLineNo">141</span>  // get from proto directly, or combined by the reply field of the proto and a ECN object. See<a name="line.141"></a>
+<span class="sourceLineNo">142</span>  // createPipelineAckStatusGetter for more details.<a name="line.142"></a>
+<span class="sourceLineNo">143</span>  private interface PipelineAckStatusGetter {<a name="line.143"></a>
+<span class="sourceLineNo">144</span>    Status get(PipelineAckProto ack);<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>  private static final PipelineAckStatusGetter PIPELINE_ACK_STATUS_GETTER;<a name="line.147"></a>
+<span class="sourceLineNo">148</span><a name="line.148"></a>
+<span class="sourceLineNo">149</span>  // StorageType enum is placed under o.a.h.hdfs in hadoop 2.6 and o.a.h.fs in hadoop 2.7. So here<a name="line.149"></a>
+<span class="sourceLineNo">150</span>  // we need to use reflection to set it.See createStorageTypeSetter for more details.<a name="line.150"></a>
+<span class="sourceLineNo">151</span>  private interface StorageTypeSetter {<a name="line.151"></a>
+<span class="sourceLineNo">152</span>    OpWriteBlockProto.Builder set(OpWriteBlockProto.Builder builder, Enum&lt;?&gt; storageType);<a name="line.152"></a>
+<span class="sourceLineNo">153</span>  }<a name="line.153"></a>
+<span class="sourceLineNo">154</span><a name="line.154"></a>
+<span class="sourceLineNo">155</span>  private static final StorageTypeSetter STORAGE_TYPE_SETTER;<a name="line.155"></a>
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-<span class="sourceLineNo">157</span>    LocatedBlock addBlock(ClientProtocol namenode, String src, String clientName,<a name="line.157"></a>
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-<span class="sourceLineNo">159</span>        throws IOException;<a name="line.159"></a>
-<span class="sourceLineNo">160</span>  }<a name="line.160"></a>
-<span class="sourceLineNo">161</span><a name="line.161"></a>
-<span class="sourceLineNo">162</span>  private static final BlockAdder BLOCK_ADDER;<a name="line.162"></a>
-<span class="sourceLineNo">163</span><a name="line.163"></a>
-<span class="sourceLineNo">164</span>  private interface LeaseManager {<a name="line.164"></a>
+<span class="sourceLineNo">157</span>  // helper class for calling add block method on namenode. There is a addBlockFlags parameter for<a name="line.157"></a>
+<span class="sourceLineNo">158</span>  // hadoop 2.8 or later. See createBlockAdder for more details.<a name="line.158"></a>
+<span class="sourceLineNo">159</span>  private interface BlockAdder {<a name="line.159"></a>
+<span class="sourceLineNo">160</span><a name="line.160"></a>
+<span class="sourceLineNo">161</span>    LocatedBlock addBlock(ClientProtocol namenode, String src, String clientName,<a name="line.161"></a>
+<span class="sourceLineNo">162</span>        ExtendedBlock previous, DatanodeInfo[] excludeNodes, long fileId, String[] favoredNodes)<a name="line.162"></a>
+<span class="sourceLineNo">163</span>        throws IOException;<a name="line.163"></a>
+<span class="sourceLineNo">164</span>  }<a name="line.164"></a>
 <span class="sourceLineNo">165</span><a name="line.165"></a>
-<span class="sourceLineNo">166</span>    void begin(DFSClient client, long inodeId);<a name="line.166"></a>
+<span class="sourceLineNo">166</span>  private static final BlockAdder BLOCK_ADDER;<a name="line.166"></a>
 <span class="sourceLineNo">167</span><a name="line.167"></a>
-<span class="sourceLineNo">168</span>    void end(DFSClient client, long inodeId);<a name="line.168"></a>
-<span class="sourceLineNo">169</span>  }<a name="line.169"></a>
-<span class="sourceLineNo">170</span><a name="line.170"></a>
-<span class="sourceLineNo">171</span>  private static final LeaseManager LEASE_MANAGER;<a name="line.171"></a>
-<span class="sourceLineNo">172</span><a name="line.172"></a>
-<span class="sourceLineNo">173</span>  // This is used to terminate a recoverFileLease call when FileSystem is already closed.<a name="line.173"></a>
-<span class="sourceLineNo">174</span>  // isClientRunning is not public so we need to use reflection.<a name="line.174"></a>
-<span class="sourceLineNo">175</span>  private interface DFSClientAdaptor {<a name="line.175"></a>
+<span class="sourceLineNo">168</span>  private interface LeaseManager {<a name="line.168"></a>
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