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Posted to commits@hbase.apache.org by mi...@apache.org on 2016/01/28 18:25:22 UTC
[34/51] [partial] hbase-site git commit: Published site at
138b754671d51d3f494adc250ab0cb9e085c858a.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/39cf5e9b/devapidocs/src-html/org/apache/hadoop/hbase/client/AsyncProcess.AsyncRequestFutureImpl.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/client/AsyncProcess.AsyncRequestFutureImpl.html b/devapidocs/src-html/org/apache/hadoop/hbase/client/AsyncProcess.AsyncRequestFutureImpl.html
index d0040f6..3180076 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/client/AsyncProcess.AsyncRequestFutureImpl.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/client/AsyncProcess.AsyncRequestFutureImpl.html
@@ -61,1780 +61,1781 @@
<span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.TableName;<a name="line.53"></a>
<span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.client.backoff.ServerStatistics;<a name="line.54"></a>
<span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.client.coprocessor.Batch;<a name="line.55"></a>
-<span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.ipc.RpcControllerFactory;<a name="line.56"></a>
-<span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.57"></a>
-<span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.58"></a>
-<span class="sourceLineNo">059</span>import org.apache.htrace.Trace;<a name="line.59"></a>
-<span class="sourceLineNo">060</span><a name="line.60"></a>
-<span class="sourceLineNo">061</span>import com.google.common.annotations.VisibleForTesting;<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> * This class allows a continuous flow of requests. It's written to be compatible with a<a name="line.64"></a>
-<span class="sourceLineNo">065</span> * synchronous caller such as HTable.<a name="line.65"></a>
-<span class="sourceLineNo">066</span> * <p><a name="line.66"></a>
-<span class="sourceLineNo">067</span> * The caller sends a buffer of operation, by calling submit. This class extract from this list<a name="line.67"></a>
-<span class="sourceLineNo">068</span> * the operations it can send, i.e. the operations that are on region that are not considered<a name="line.68"></a>
-<span class="sourceLineNo">069</span> * as busy. The process is asynchronous, i.e. it returns immediately when if has finished to<a name="line.69"></a>
-<span class="sourceLineNo">070</span> * iterate on the list. If, and only if, the maximum number of current task is reached, the call<a name="line.70"></a>
-<span class="sourceLineNo">071</span> * to submit will block. Alternatively, the caller can call submitAll, in which case all the<a name="line.71"></a>
-<span class="sourceLineNo">072</span> * operations will be sent. Each call to submit returns a future-like object that can be used<a name="line.72"></a>
-<span class="sourceLineNo">073</span> * to track operation progress.<a name="line.73"></a>
-<span class="sourceLineNo">074</span> * </p><a name="line.74"></a>
-<span class="sourceLineNo">075</span> * <p><a name="line.75"></a>
-<span class="sourceLineNo">076</span> * The class manages internally the retries.<a name="line.76"></a>
-<span class="sourceLineNo">077</span> * </p><a name="line.77"></a>
-<span class="sourceLineNo">078</span> * <p><a name="line.78"></a>
-<span class="sourceLineNo">079</span> * The class can be constructed in regular mode, or "global error" mode. In global error mode,<a name="line.79"></a>
-<span class="sourceLineNo">080</span> * AP tracks errors across all calls (each "future" also has global view of all errors). That<a name="line.80"></a>
-<span class="sourceLineNo">081</span> * mode is necessary for backward compat with HTable behavior, where multiple submissions are<a name="line.81"></a>
-<span class="sourceLineNo">082</span> * made and the errors can propagate using any put/flush call, from previous calls.<a name="line.82"></a>
-<span class="sourceLineNo">083</span> * In "regular" mode, the errors are tracked inside the Future object that is returned.<a name="line.83"></a>
-<span class="sourceLineNo">084</span> * The results are always tracked inside the Future object and can be retrieved when the call<a name="line.84"></a>
-<span class="sourceLineNo">085</span> * has finished. Partial results can also be retrieved if some part of multi-request failed.<a name="line.85"></a>
-<span class="sourceLineNo">086</span> * </p><a name="line.86"></a>
-<span class="sourceLineNo">087</span> * <p><a name="line.87"></a>
-<span class="sourceLineNo">088</span> * This class is thread safe in regular mode; in global error code, submitting operations and<a name="line.88"></a>
-<span class="sourceLineNo">089</span> * retrieving errors from different threads may be not thread safe.<a name="line.89"></a>
-<span class="sourceLineNo">090</span> * Internally, the class is thread safe enough to manage simultaneously new submission and results<a name="line.90"></a>
-<span class="sourceLineNo">091</span> * arising from older operations.<a name="line.91"></a>
-<span class="sourceLineNo">092</span> * </p><a name="line.92"></a>
-<span class="sourceLineNo">093</span> * <p><a name="line.93"></a>
-<span class="sourceLineNo">094</span> * Internally, this class works with {@link Row}, this mean it could be theoretically used for<a name="line.94"></a>
-<span class="sourceLineNo">095</span> * gets as well.<a name="line.95"></a>
-<span class="sourceLineNo">096</span> * </p><a name="line.96"></a>
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-<span class="sourceLineNo">098</span>@InterfaceAudience.Private<a name="line.98"></a>
-<span class="sourceLineNo">099</span>class AsyncProcess {<a name="line.99"></a>
-<span class="sourceLineNo">100</span> private static final Log LOG = LogFactory.getLog(AsyncProcess.class);<a name="line.100"></a>
-<span class="sourceLineNo">101</span> protected static final AtomicLong COUNTER = new AtomicLong();<a name="line.101"></a>
-<span class="sourceLineNo">102</span><a name="line.102"></a>
-<span class="sourceLineNo">103</span> public static final String PRIMARY_CALL_TIMEOUT_KEY = "hbase.client.primaryCallTimeout.multiget";<a name="line.103"></a>
-<span class="sourceLineNo">104</span><a name="line.104"></a>
-<span class="sourceLineNo">105</span> /**<a name="line.105"></a>
-<span class="sourceLineNo">106</span> * Configure the number of failures after which the client will start logging. A few failures<a name="line.106"></a>
-<span class="sourceLineNo">107</span> * is fine: region moved, then is not opened, then is overloaded. We try to have an acceptable<a name="line.107"></a>
-<span class="sourceLineNo">108</span> * heuristic for the number of errors we don't log. 9 was chosen because we wait for 1s at<a name="line.108"></a>
-<span class="sourceLineNo">109</span> * this stage.<a name="line.109"></a>
-<span class="sourceLineNo">110</span> */<a name="line.110"></a>
-<span class="sourceLineNo">111</span> public static final String START_LOG_ERRORS_AFTER_COUNT_KEY =<a name="line.111"></a>
-<span class="sourceLineNo">112</span> "hbase.client.start.log.errors.counter";<a name="line.112"></a>
-<span class="sourceLineNo">113</span> public static final int DEFAULT_START_LOG_ERRORS_AFTER_COUNT = 9;<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">116</span> * The context used to wait for results from one submit call.<a name="line.116"></a>
-<span class="sourceLineNo">117</span> * 1) If AsyncProcess is set to track errors globally, and not per call (for HTable puts),<a name="line.117"></a>
-<span class="sourceLineNo">118</span> * then errors and failed operations in this object will reflect global errors.<a name="line.118"></a>
-<span class="sourceLineNo">119</span> * 2) If submit call is made with needResults false, results will not be saved.<a name="line.119"></a>
-<span class="sourceLineNo">120</span> * */<a name="line.120"></a>
-<span class="sourceLineNo">121</span> public static interface AsyncRequestFuture {<a name="line.121"></a>
-<span class="sourceLineNo">122</span> public boolean hasError();<a name="line.122"></a>
-<span class="sourceLineNo">123</span> public RetriesExhaustedWithDetailsException getErrors();<a name="line.123"></a>
-<span class="sourceLineNo">124</span> public List<? extends Row> getFailedOperations();<a name="line.124"></a>
-<span class="sourceLineNo">125</span> public Object[] getResults() throws InterruptedIOException;<a name="line.125"></a>
-<span class="sourceLineNo">126</span> /** Wait until all tasks are executed, successfully or not. */<a name="line.126"></a>
-<span class="sourceLineNo">127</span> public void waitUntilDone() throws InterruptedIOException;<a name="line.127"></a>
-<span class="sourceLineNo">128</span> }<a name="line.128"></a>
-<span class="sourceLineNo">129</span><a name="line.129"></a>
-<span class="sourceLineNo">130</span> /**<a name="line.130"></a>
-<span class="sourceLineNo">131</span> * Return value from a submit that didn't contain any requests.<a name="line.131"></a>
-<span class="sourceLineNo">132</span> */<a name="line.132"></a>
-<span class="sourceLineNo">133</span> private static final AsyncRequestFuture NO_REQS_RESULT = new AsyncRequestFuture() {<a name="line.133"></a>
-<span class="sourceLineNo">134</span> final Object[] result = new Object[0];<a name="line.134"></a>
-<span class="sourceLineNo">135</span><a name="line.135"></a>
-<span class="sourceLineNo">136</span> @Override<a name="line.136"></a>
-<span class="sourceLineNo">137</span> public boolean hasError() {<a name="line.137"></a>
-<span class="sourceLineNo">138</span> return false;<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 RetriesExhaustedWithDetailsException getErrors() {<a name="line.142"></a>
-<span class="sourceLineNo">143</span> return null;<a name="line.143"></a>
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-<span class="sourceLineNo">145</span><a name="line.145"></a>
-<span class="sourceLineNo">146</span> @Override<a name="line.146"></a>
-<span class="sourceLineNo">147</span> public List<? extends Row> getFailedOperations() {<a name="line.147"></a>
-<span class="sourceLineNo">148</span> return null;<a name="line.148"></a>
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-<span class="sourceLineNo">150</span><a name="line.150"></a>
-<span class="sourceLineNo">151</span> @Override<a name="line.151"></a>
-<span class="sourceLineNo">152</span> public Object[] getResults() {<a name="line.152"></a>
-<span class="sourceLineNo">153</span> return result;<a name="line.153"></a>
-<span class="sourceLineNo">154</span> }<a name="line.154"></a>
-<span class="sourceLineNo">155</span><a name="line.155"></a>
-<span class="sourceLineNo">156</span> @Override<a name="line.156"></a>
-<span class="sourceLineNo">157</span> public void waitUntilDone() throws InterruptedIOException {<a name="line.157"></a>
-<span class="sourceLineNo">158</span> }<a name="line.158"></a>
-<span class="sourceLineNo">159</span> };<a name="line.159"></a>
-<span class="sourceLineNo">160</span><a name="line.160"></a>
-<span class="sourceLineNo">161</span> /** Sync point for calls to multiple replicas for the same user request (Get).<a name="line.161"></a>
-<span class="sourceLineNo">162</span> * Created and put in the results array (we assume replica calls require results) when<a name="line.162"></a>
-<span class="sourceLineNo">163</span> * the replica calls are launched. See results for details of this process.<a name="line.163"></a>
-<span class="sourceLineNo">164</span> * POJO, all fields are public. To modify them, the object itself is locked. */<a name="line.164"></a>
-<span class="sourceLineNo">165</span> private static class ReplicaResultState {<a name="line.165"></a>
-<span class="sourceLineNo">166</span> public ReplicaResultState(int callCount) {<a name="line.166"></a>
-<span class="sourceLineNo">167</span> this.callCount = callCount;<a name="line.167"></a>
-<span class="sourceLineNo">168</span> }<a name="line.168"></a>
-<span class="sourceLineNo">169</span><a name="line.169"></a>
-<span class="sourceLineNo">170</span> /** Number of calls outstanding, or 0 if a call succeeded (even with others outstanding). */<a name="line.170"></a>
-<span class="sourceLineNo">171</span> int callCount;<a name="line.171"></a>
-<span class="sourceLineNo">172</span> /** Errors for which it is not decided whether we will report them to user. If one of the<a name="line.172"></a>
-<span class="sourceLineNo">173</span> * calls succeeds, we will discard the errors that may have happened in the other calls. */<a name="line.173"></a>
-<span class="sourceLineNo">174</span> BatchErrors replicaErrors = null;<a name="line.174"></a>
-<span class="sourceLineNo">175</span><a name="line.175"></a>
-<span class="sourceLineNo">176</span> @Override<a name="line.176"></a>
-<span class="sourceLineNo">177</span> public String toString() {<a name="line.177"></a>
-<span class="sourceLineNo">178</span> return "[call count " + callCount + "; errors " + replicaErrors + "]";<a name="line.178"></a>
-<span class="sourceLineNo">179</span> }<a name="line.179"></a>
-<span class="sourceLineNo">180</span> }<a name="line.180"></a>
-<span class="sourceLineNo">181</span><a name="line.181"></a>
+<span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.exceptions.ClientExceptionsUtil;<a name="line.56"></a>
+<span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.ipc.RpcControllerFactory;<a name="line.57"></a>
+<span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.58"></a>
+<span class="sourceLineNo">059</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.59"></a>
+<span class="sourceLineNo">060</span>import org.apache.htrace.Trace;<a name="line.60"></a>
+<span class="sourceLineNo">061</span><a name="line.61"></a>
+<span class="sourceLineNo">062</span>import com.google.common.annotations.VisibleForTesting;<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> * This class allows a continuous flow of requests. It's written to be compatible with a<a name="line.65"></a>
+<span class="sourceLineNo">066</span> * synchronous caller such as HTable.<a name="line.66"></a>
+<span class="sourceLineNo">067</span> * <p><a name="line.67"></a>
+<span class="sourceLineNo">068</span> * The caller sends a buffer of operation, by calling submit. This class extract from this list<a name="line.68"></a>
+<span class="sourceLineNo">069</span> * the operations it can send, i.e. the operations that are on region that are not considered<a name="line.69"></a>
+<span class="sourceLineNo">070</span> * as busy. The process is asynchronous, i.e. it returns immediately when if has finished to<a name="line.70"></a>
+<span class="sourceLineNo">071</span> * iterate on the list. If, and only if, the maximum number of current task is reached, the call<a name="line.71"></a>
+<span class="sourceLineNo">072</span> * to submit will block. Alternatively, the caller can call submitAll, in which case all the<a name="line.72"></a>
+<span class="sourceLineNo">073</span> * operations will be sent. Each call to submit returns a future-like object that can be used<a name="line.73"></a>
+<span class="sourceLineNo">074</span> * to track operation progress.<a name="line.74"></a>
+<span class="sourceLineNo">075</span> * </p><a name="line.75"></a>
+<span class="sourceLineNo">076</span> * <p><a name="line.76"></a>
+<span class="sourceLineNo">077</span> * The class manages internally the retries.<a name="line.77"></a>
+<span class="sourceLineNo">078</span> * </p><a name="line.78"></a>
+<span class="sourceLineNo">079</span> * <p><a name="line.79"></a>
+<span class="sourceLineNo">080</span> * The class can be constructed in regular mode, or "global error" mode. In global error mode,<a name="line.80"></a>
+<span class="sourceLineNo">081</span> * AP tracks errors across all calls (each "future" also has global view of all errors). That<a name="line.81"></a>
+<span class="sourceLineNo">082</span> * mode is necessary for backward compat with HTable behavior, where multiple submissions are<a name="line.82"></a>
+<span class="sourceLineNo">083</span> * made and the errors can propagate using any put/flush call, from previous calls.<a name="line.83"></a>
+<span class="sourceLineNo">084</span> * In "regular" mode, the errors are tracked inside the Future object that is returned.<a name="line.84"></a>
+<span class="sourceLineNo">085</span> * The results are always tracked inside the Future object and can be retrieved when the call<a name="line.85"></a>
+<span class="sourceLineNo">086</span> * has finished. Partial results can also be retrieved if some part of multi-request failed.<a name="line.86"></a>
+<span class="sourceLineNo">087</span> * </p><a name="line.87"></a>
+<span class="sourceLineNo">088</span> * <p><a name="line.88"></a>
+<span class="sourceLineNo">089</span> * This class is thread safe in regular mode; in global error code, submitting operations and<a name="line.89"></a>
+<span class="sourceLineNo">090</span> * retrieving errors from different threads may be not thread safe.<a name="line.90"></a>
+<span class="sourceLineNo">091</span> * Internally, the class is thread safe enough to manage simultaneously new submission and results<a name="line.91"></a>
+<span class="sourceLineNo">092</span> * arising from older operations.<a name="line.92"></a>
+<span class="sourceLineNo">093</span> * </p><a name="line.93"></a>
+<span class="sourceLineNo">094</span> * <p><a name="line.94"></a>
+<span class="sourceLineNo">095</span> * Internally, this class works with {@link Row}, this mean it could be theoretically used for<a name="line.95"></a>
+<span class="sourceLineNo">096</span> * gets as well.<a name="line.96"></a>
+<span class="sourceLineNo">097</span> * </p><a name="line.97"></a>
+<span class="sourceLineNo">098</span> */<a name="line.98"></a>
+<span class="sourceLineNo">099</span>@InterfaceAudience.Private<a name="line.99"></a>
+<span class="sourceLineNo">100</span>class AsyncProcess {<a name="line.100"></a>
+<span class="sourceLineNo">101</span> private static final Log LOG = LogFactory.getLog(AsyncProcess.class);<a name="line.101"></a>
+<span class="sourceLineNo">102</span> protected static final AtomicLong COUNTER = new AtomicLong();<a name="line.102"></a>
+<span class="sourceLineNo">103</span><a name="line.103"></a>
+<span class="sourceLineNo">104</span> public static final String PRIMARY_CALL_TIMEOUT_KEY = "hbase.client.primaryCallTimeout.multiget";<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> * Configure the number of failures after which the client will start logging. A few failures<a name="line.107"></a>
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+<span class="sourceLineNo">109</span> * heuristic for the number of errors we don't log. 9 was chosen because we wait for 1s at<a name="line.109"></a>
+<span class="sourceLineNo">110</span> * this stage.<a name="line.110"></a>
+<span class="sourceLineNo">111</span> */<a name="line.111"></a>
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+<span class="sourceLineNo">113</span> "hbase.client.start.log.errors.counter";<a name="line.113"></a>
+<span class="sourceLineNo">114</span> public static final int DEFAULT_START_LOG_ERRORS_AFTER_COUNT = 9;<a name="line.114"></a>
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+<span class="sourceLineNo">116</span> /**<a name="line.116"></a>
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+<span class="sourceLineNo">121</span> * */<a name="line.121"></a>
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+<span class="sourceLineNo">125</span> public List<? extends Row> getFailedOperations();<a name="line.125"></a>
+<span class="sourceLineNo">126</span> public Object[] getResults() throws InterruptedIOException;<a name="line.126"></a>
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+<span class="sourceLineNo">128</span> public void waitUntilDone() throws InterruptedIOException;<a name="line.128"></a>
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+<span class="sourceLineNo">159</span> }<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>
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+<span class="sourceLineNo">163</span> * Created and put in the results array (we assume replica calls require results) when<a name="line.163"></a>
+<span class="sourceLineNo">164</span> * the replica calls are launched. See results for details of this process.<a name="line.164"></a>
+<span class="sourceLineNo">165</span> * POJO, all fields are public. To modify them, the object itself is locked. */<a name="line.165"></a>
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+<span class="sourceLineNo">170</span><a name="line.170"></a>
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+<span class="sourceLineNo">173</span> /** Errors for which it is not decided whether we will report them to user. If one of the<a name="line.173"></a>
+<span class="sourceLineNo">174</span> * calls succeeds, we will discard the errors that may have happened in the other calls. */<a name="line.174"></a>
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+<span class="sourceLineNo">176</span><a name="line.176"></a>
+<span class="sourceLineNo">177</span> @Override<a name="line.177"></a>
+<span class="sourceLineNo">178</span> public String toString() {<a name="line.178"></a>
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-<span class="sourceLineNo">294</span><a name="line.294"></a>
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