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From git-site-r...@apache.org
Subject [21/51] [partial] hbase-site git commit: Published site at 82d554e3783372cc6b05489452c815b57c06f6cd.
Date Mon, 24 Jul 2017 19:08:23 GMT
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/2d5075d7/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/ProcedureSyncWait.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/ProcedureSyncWait.html b/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/ProcedureSyncWait.html
index 7af3762..9837a0e 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/ProcedureSyncWait.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/ProcedureSyncWait.html
@@ -40,208 +40,207 @@
 <span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.CoordinatedStateException;<a name="line.32"></a>
 <span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.HRegionInfo;<a name="line.33"></a>
 <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.NotAllMetaRegionsOnlineException;<a name="line.34"></a>
-<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.ProcedureInfo;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.classification.InterfaceAudience;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.classification.InterfaceStability;<a name="line.37"></a>
-<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.exceptions.TimeoutIOException;<a name="line.38"></a>
-<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.master.assignment.RegionStates;<a name="line.39"></a>
-<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.procedure2.Procedure;<a name="line.40"></a>
-<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.procedure2.ProcedureExecutor;<a name="line.41"></a>
-<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.quotas.MasterQuotaManager;<a name="line.42"></a>
-<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.43"></a>
-<span class="sourceLineNo">044</span><a name="line.44"></a>
-<span class="sourceLineNo">045</span>/**<a name="line.45"></a>
-<span class="sourceLineNo">046</span> * Helper to synchronously wait on conditions.<a name="line.46"></a>
-<span class="sourceLineNo">047</span> * This will be removed in the future (mainly when the AssignmentManager will be<a name="line.47"></a>
-<span class="sourceLineNo">048</span> * replaced with a Procedure version) by using ProcedureYieldException,<a name="line.48"></a>
-<span class="sourceLineNo">049</span> * and the queue will handle waiting and scheduling based on events.<a name="line.49"></a>
-<span class="sourceLineNo">050</span> */<a name="line.50"></a>
-<span class="sourceLineNo">051</span>@InterfaceAudience.Private<a name="line.51"></a>
-<span class="sourceLineNo">052</span>@InterfaceStability.Evolving<a name="line.52"></a>
-<span class="sourceLineNo">053</span>public final class ProcedureSyncWait {<a name="line.53"></a>
-<span class="sourceLineNo">054</span>  private static final Log LOG = LogFactory.getLog(ProcedureSyncWait.class);<a name="line.54"></a>
-<span class="sourceLineNo">055</span><a name="line.55"></a>
-<span class="sourceLineNo">056</span>  private ProcedureSyncWait() {}<a name="line.56"></a>
-<span class="sourceLineNo">057</span><a name="line.57"></a>
-<span class="sourceLineNo">058</span>  @InterfaceAudience.Private<a name="line.58"></a>
-<span class="sourceLineNo">059</span>  public interface Predicate&lt;T&gt; {<a name="line.59"></a>
-<span class="sourceLineNo">060</span>    T evaluate() throws IOException;<a name="line.60"></a>
-<span class="sourceLineNo">061</span>  }<a name="line.61"></a>
-<span class="sourceLineNo">062</span><a name="line.62"></a>
-<span class="sourceLineNo">063</span>  private static class ProcedureFuture implements Future&lt;byte[]&gt; {<a name="line.63"></a>
-<span class="sourceLineNo">064</span>      private final ProcedureExecutor&lt;MasterProcedureEnv&gt; procExec;<a name="line.64"></a>
-<span class="sourceLineNo">065</span>      private final long procId;<a name="line.65"></a>
-<span class="sourceLineNo">066</span><a name="line.66"></a>
-<span class="sourceLineNo">067</span>      private boolean hasResult = false;<a name="line.67"></a>
-<span class="sourceLineNo">068</span>      private byte[] result = null;<a name="line.68"></a>
-<span class="sourceLineNo">069</span><a name="line.69"></a>
-<span class="sourceLineNo">070</span>      public ProcedureFuture(ProcedureExecutor&lt;MasterProcedureEnv&gt; procExec, long procId) {<a name="line.70"></a>
-<span class="sourceLineNo">071</span>        this.procExec = procExec;<a name="line.71"></a>
-<span class="sourceLineNo">072</span>        this.procId = procId;<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>      @Override<a name="line.75"></a>
-<span class="sourceLineNo">076</span>      public boolean cancel(boolean mayInterruptIfRunning) { return false; }<a name="line.76"></a>
-<span class="sourceLineNo">077</span><a name="line.77"></a>
-<span class="sourceLineNo">078</span>      @Override<a name="line.78"></a>
-<span class="sourceLineNo">079</span>      public boolean isCancelled() { return false; }<a name="line.79"></a>
-<span class="sourceLineNo">080</span><a name="line.80"></a>
-<span class="sourceLineNo">081</span>      @Override<a name="line.81"></a>
-<span class="sourceLineNo">082</span>      public boolean isDone() { return hasResult; }<a name="line.82"></a>
-<span class="sourceLineNo">083</span><a name="line.83"></a>
-<span class="sourceLineNo">084</span>      @Override<a name="line.84"></a>
-<span class="sourceLineNo">085</span>      public byte[] get() throws InterruptedException, ExecutionException {<a name="line.85"></a>
-<span class="sourceLineNo">086</span>        if (hasResult) return result;<a name="line.86"></a>
-<span class="sourceLineNo">087</span>        try {<a name="line.87"></a>
-<span class="sourceLineNo">088</span>          return waitForProcedureToComplete(procExec, procId, Long.MAX_VALUE);<a name="line.88"></a>
-<span class="sourceLineNo">089</span>        } catch (Exception e) {<a name="line.89"></a>
-<span class="sourceLineNo">090</span>          throw new ExecutionException(e);<a name="line.90"></a>
-<span class="sourceLineNo">091</span>        }<a name="line.91"></a>
-<span class="sourceLineNo">092</span>      }<a name="line.92"></a>
-<span class="sourceLineNo">093</span><a name="line.93"></a>
-<span class="sourceLineNo">094</span>      @Override<a name="line.94"></a>
-<span class="sourceLineNo">095</span>      public byte[] get(long timeout, TimeUnit unit)<a name="line.95"></a>
-<span class="sourceLineNo">096</span>          throws InterruptedException, ExecutionException, TimeoutException {<a name="line.96"></a>
-<span class="sourceLineNo">097</span>        if (hasResult) return result;<a name="line.97"></a>
-<span class="sourceLineNo">098</span>        try {<a name="line.98"></a>
-<span class="sourceLineNo">099</span>          result = waitForProcedureToComplete(procExec, procId, unit.toMillis(timeout));<a name="line.99"></a>
-<span class="sourceLineNo">100</span>          hasResult = true;<a name="line.100"></a>
-<span class="sourceLineNo">101</span>          return result;<a name="line.101"></a>
-<span class="sourceLineNo">102</span>        } catch (TimeoutIOException e) {<a name="line.102"></a>
-<span class="sourceLineNo">103</span>          throw new TimeoutException(e.getMessage());<a name="line.103"></a>
-<span class="sourceLineNo">104</span>        } catch (Exception e) {<a name="line.104"></a>
-<span class="sourceLineNo">105</span>          throw new ExecutionException(e);<a name="line.105"></a>
-<span class="sourceLineNo">106</span>        }<a name="line.106"></a>
-<span class="sourceLineNo">107</span>      }<a name="line.107"></a>
-<span class="sourceLineNo">108</span>    }<a name="line.108"></a>
-<span class="sourceLineNo">109</span><a name="line.109"></a>
-<span class="sourceLineNo">110</span>  public static Future&lt;byte[]&gt; submitProcedure(final ProcedureExecutor&lt;MasterProcedureEnv&gt; procExec,<a name="line.110"></a>
-<span class="sourceLineNo">111</span>      final Procedure proc) {<a name="line.111"></a>
-<span class="sourceLineNo">112</span>    if (proc.isInitializing()) {<a name="line.112"></a>
-<span class="sourceLineNo">113</span>      procExec.submitProcedure(proc);<a name="line.113"></a>
-<span class="sourceLineNo">114</span>    }<a name="line.114"></a>
-<span class="sourceLineNo">115</span>    return new ProcedureFuture(procExec, proc.getProcId());<a name="line.115"></a>
-<span class="sourceLineNo">116</span>  }<a name="line.116"></a>
-<span class="sourceLineNo">117</span><a name="line.117"></a>
-<span class="sourceLineNo">118</span>  public static byte[] submitAndWaitProcedure(ProcedureExecutor&lt;MasterProcedureEnv&gt; procExec,<a name="line.118"></a>
-<span class="sourceLineNo">119</span>      final Procedure proc) throws IOException {<a name="line.119"></a>
-<span class="sourceLineNo">120</span>    if (proc.isInitializing()) {<a name="line.120"></a>
-<span class="sourceLineNo">121</span>      procExec.submitProcedure(proc);<a name="line.121"></a>
-<span class="sourceLineNo">122</span>    }<a name="line.122"></a>
-<span class="sourceLineNo">123</span>    return waitForProcedureToCompleteIOE(procExec, proc.getProcId(), Long.MAX_VALUE);<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>  public static byte[] waitForProcedureToCompleteIOE(<a name="line.126"></a>
-<span class="sourceLineNo">127</span>      final ProcedureExecutor&lt;MasterProcedureEnv&gt; procExec, final long procId, final long timeout)<a name="line.127"></a>
-<span class="sourceLineNo">128</span>  throws IOException {<a name="line.128"></a>
-<span class="sourceLineNo">129</span>    try {<a name="line.129"></a>
-<span class="sourceLineNo">130</span>      return waitForProcedureToComplete(procExec, procId, timeout);<a name="line.130"></a>
-<span class="sourceLineNo">131</span>    } catch (IOException e) {<a name="line.131"></a>
-<span class="sourceLineNo">132</span>      throw e;<a name="line.132"></a>
-<span class="sourceLineNo">133</span>    } catch (Exception e) {<a name="line.133"></a>
-<span class="sourceLineNo">134</span>      throw new IOException(e);<a name="line.134"></a>
-<span class="sourceLineNo">135</span>    }<a name="line.135"></a>
-<span class="sourceLineNo">136</span>  }<a name="line.136"></a>
-<span class="sourceLineNo">137</span><a name="line.137"></a>
-<span class="sourceLineNo">138</span>  public static byte[] waitForProcedureToComplete(<a name="line.138"></a>
-<span class="sourceLineNo">139</span>      final ProcedureExecutor&lt;MasterProcedureEnv&gt; procExec, final long procId, final long timeout)<a name="line.139"></a>
-<span class="sourceLineNo">140</span>      throws IOException {<a name="line.140"></a>
-<span class="sourceLineNo">141</span>    waitFor(procExec.getEnvironment(), "pid=" + procId,<a name="line.141"></a>
-<span class="sourceLineNo">142</span>      new ProcedureSyncWait.Predicate&lt;Boolean&gt;() {<a name="line.142"></a>
-<span class="sourceLineNo">143</span>        @Override<a name="line.143"></a>
-<span class="sourceLineNo">144</span>        public Boolean evaluate() throws IOException {<a name="line.144"></a>
-<span class="sourceLineNo">145</span>          return !procExec.isRunning() || procExec.isFinished(procId);<a name="line.145"></a>
-<span class="sourceLineNo">146</span>        }<a name="line.146"></a>
-<span class="sourceLineNo">147</span>      }<a name="line.147"></a>
-<span class="sourceLineNo">148</span>    );<a name="line.148"></a>
-<span class="sourceLineNo">149</span><a name="line.149"></a>
-<span class="sourceLineNo">150</span>    ProcedureInfo result = procExec.getResult(procId);<a name="line.150"></a>
-<span class="sourceLineNo">151</span>    if (result != null) {<a name="line.151"></a>
-<span class="sourceLineNo">152</span>      if (result.isFailed()) {<a name="line.152"></a>
-<span class="sourceLineNo">153</span>        // If the procedure fails, we should always have an exception captured. Throw it.<a name="line.153"></a>
-<span class="sourceLineNo">154</span>        throw result.getException();<a name="line.154"></a>
-<span class="sourceLineNo">155</span>      }<a name="line.155"></a>
-<span class="sourceLineNo">156</span>      return result.getResult();<a name="line.156"></a>
-<span class="sourceLineNo">157</span>    } else {<a name="line.157"></a>
-<span class="sourceLineNo">158</span>      if (procExec.isRunning()) {<a name="line.158"></a>
-<span class="sourceLineNo">159</span>        throw new IOException("pid= " + procId + "not found");<a name="line.159"></a>
-<span class="sourceLineNo">160</span>      } else {<a name="line.160"></a>
-<span class="sourceLineNo">161</span>        throw new IOException("The Master is Aborting");<a name="line.161"></a>
-<span class="sourceLineNo">162</span>      }<a name="line.162"></a>
-<span class="sourceLineNo">163</span>    }<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>  public static &lt;T&gt; T waitFor(MasterProcedureEnv env, String purpose, Predicate&lt;T&gt; predicate)<a name="line.166"></a>
-<span class="sourceLineNo">167</span>      throws IOException {<a name="line.167"></a>
-<span class="sourceLineNo">168</span>    final Configuration conf = env.getMasterConfiguration();<a name="line.168"></a>
-<span class="sourceLineNo">169</span>    final long waitTime = conf.getLong("hbase.master.wait.on.region", 5 * 60 * 1000);<a name="line.169"></a>
-<span class="sourceLineNo">170</span>    final long waitingTimeForEvents = conf.getInt("hbase.master.event.waiting.time", 1000);<a name="line.170"></a>
-<span class="sourceLineNo">171</span>    return waitFor(env, waitTime, waitingTimeForEvents, purpose, predicate);<a name="line.171"></a>
-<span class="sourceLineNo">172</span>  }<a name="line.172"></a>
-<span class="sourceLineNo">173</span><a name="line.173"></a>
-<span class="sourceLineNo">174</span>  public static &lt;T&gt; T waitFor(MasterProcedureEnv env, long waitTime, long waitingTimeForEvents,<a name="line.174"></a>
-<span class="sourceLineNo">175</span>      String purpose, Predicate&lt;T&gt; predicate) throws IOException {<a name="line.175"></a>
-<span class="sourceLineNo">176</span>    final long done = EnvironmentEdgeManager.currentTime() + waitTime;<a name="line.176"></a>
-<span class="sourceLineNo">177</span>    boolean logged = false;<a name="line.177"></a>
-<span class="sourceLineNo">178</span>    do {<a name="line.178"></a>
-<span class="sourceLineNo">179</span>      T result = predicate.evaluate();<a name="line.179"></a>
-<span class="sourceLineNo">180</span>      if (result != null &amp;&amp; !result.equals(Boolean.FALSE)) {<a name="line.180"></a>
-<span class="sourceLineNo">181</span>        return result;<a name="line.181"></a>
-<span class="sourceLineNo">182</span>      }<a name="line.182"></a>
-<span class="sourceLineNo">183</span>      try {<a name="line.183"></a>
-<span class="sourceLineNo">184</span>        Thread.sleep(waitingTimeForEvents);<a name="line.184"></a>
-<span class="sourceLineNo">185</span>      } catch (InterruptedException e) {<a name="line.185"></a>
-<span class="sourceLineNo">186</span>        LOG.warn("Interrupted while sleeping, waiting on " + purpose);<a name="line.186"></a>
-<span class="sourceLineNo">187</span>        throw (InterruptedIOException)new InterruptedIOException().initCause(e);<a name="line.187"></a>
-<span class="sourceLineNo">188</span>      }<a name="line.188"></a>
-<span class="sourceLineNo">189</span>      if (LOG.isTraceEnabled()) {<a name="line.189"></a>
-<span class="sourceLineNo">190</span>        LOG.trace("waitFor " + purpose);<a name="line.190"></a>
-<span class="sourceLineNo">191</span>      } else {<a name="line.191"></a>
-<span class="sourceLineNo">192</span>        if (!logged) LOG.debug("waitFor " + purpose);<a name="line.192"></a>
-<span class="sourceLineNo">193</span>      }<a name="line.193"></a>
-<span class="sourceLineNo">194</span>      logged = true;<a name="line.194"></a>
-<span class="sourceLineNo">195</span>    } while (EnvironmentEdgeManager.currentTime() &lt; done &amp;&amp; env.isRunning());<a name="line.195"></a>
-<span class="sourceLineNo">196</span><a name="line.196"></a>
-<span class="sourceLineNo">197</span>    throw new TimeoutIOException("Timed out while waiting on " + purpose);<a name="line.197"></a>
-<span class="sourceLineNo">198</span>  }<a name="line.198"></a>
-<span class="sourceLineNo">199</span><a name="line.199"></a>
-<span class="sourceLineNo">200</span>  protected static void waitMetaRegions(final MasterProcedureEnv env) throws IOException {<a name="line.200"></a>
-<span class="sourceLineNo">201</span>    int timeout = env.getMasterConfiguration().getInt("hbase.client.catalog.timeout", 10000);<a name="line.201"></a>
-<span class="sourceLineNo">202</span>    try {<a name="line.202"></a>
-<span class="sourceLineNo">203</span>      if (env.getMasterServices().getMetaTableLocator().waitMetaRegionLocation(<a name="line.203"></a>
-<span class="sourceLineNo">204</span>            env.getMasterServices().getZooKeeper(), timeout) == null) {<a name="line.204"></a>
-<span class="sourceLineNo">205</span>        throw new NotAllMetaRegionsOnlineException();<a name="line.205"></a>
-<span class="sourceLineNo">206</span>      }<a name="line.206"></a>
-<span class="sourceLineNo">207</span>    } catch (InterruptedException e) {<a name="line.207"></a>
-<span class="sourceLineNo">208</span>      throw (InterruptedIOException)new InterruptedIOException().initCause(e);<a name="line.208"></a>
-<span class="sourceLineNo">209</span>    }<a name="line.209"></a>
-<span class="sourceLineNo">210</span>  }<a name="line.210"></a>
-<span class="sourceLineNo">211</span><a name="line.211"></a>
-<span class="sourceLineNo">212</span>  protected static void waitRegionInTransition(final MasterProcedureEnv env,<a name="line.212"></a>
-<span class="sourceLineNo">213</span>      final List&lt;HRegionInfo&gt; regions) throws IOException, CoordinatedStateException {<a name="line.213"></a>
-<span class="sourceLineNo">214</span>    final RegionStates states = env.getAssignmentManager().getRegionStates();<a name="line.214"></a>
-<span class="sourceLineNo">215</span>    for (final HRegionInfo region : regions) {<a name="line.215"></a>
-<span class="sourceLineNo">216</span>      ProcedureSyncWait.waitFor(env, "regions " + region.getRegionNameAsString() + " in transition",<a name="line.216"></a>
-<span class="sourceLineNo">217</span>          new ProcedureSyncWait.Predicate&lt;Boolean&gt;() {<a name="line.217"></a>
-<span class="sourceLineNo">218</span>        @Override<a name="line.218"></a>
-<span class="sourceLineNo">219</span>        public Boolean evaluate() throws IOException {<a name="line.219"></a>
-<span class="sourceLineNo">220</span>          return !states.isRegionInTransition(region);<a name="line.220"></a>
-<span class="sourceLineNo">221</span>        }<a name="line.221"></a>
-<span class="sourceLineNo">222</span>      });<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>  protected static MasterQuotaManager getMasterQuotaManager(final MasterProcedureEnv env)<a name="line.226"></a>
-<span class="sourceLineNo">227</span>      throws IOException {<a name="line.227"></a>
-<span class="sourceLineNo">228</span>    return ProcedureSyncWait.waitFor(env, "quota manager to be available",<a name="line.228"></a>
-<span class="sourceLineNo">229</span>        new ProcedureSyncWait.Predicate&lt;MasterQuotaManager&gt;() {<a name="line.229"></a>
-<span class="sourceLineNo">230</span>      @Override<a name="line.230"></a>
-<span class="sourceLineNo">231</span>      public MasterQuotaManager evaluate() throws IOException {<a name="line.231"></a>
-<span class="sourceLineNo">232</span>        return env.getMasterServices().getMasterQuotaManager();<a name="line.232"></a>
-<span class="sourceLineNo">233</span>      }<a name="line.233"></a>
-<span class="sourceLineNo">234</span>    });<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">035</span>import org.apache.hadoop.hbase.classification.InterfaceAudience;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.classification.InterfaceStability;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.exceptions.TimeoutIOException;<a name="line.37"></a>
+<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.master.assignment.RegionStates;<a name="line.38"></a>
+<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.procedure2.Procedure;<a name="line.39"></a>
+<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.procedure2.ProcedureExecutor;<a name="line.40"></a>
+<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.quotas.MasterQuotaManager;<a name="line.41"></a>
+<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.42"></a>
+<span class="sourceLineNo">043</span><a name="line.43"></a>
+<span class="sourceLineNo">044</span>/**<a name="line.44"></a>
+<span class="sourceLineNo">045</span> * Helper to synchronously wait on conditions.<a name="line.45"></a>
+<span class="sourceLineNo">046</span> * This will be removed in the future (mainly when the AssignmentManager will be<a name="line.46"></a>
+<span class="sourceLineNo">047</span> * replaced with a Procedure version) by using ProcedureYieldException,<a name="line.47"></a>
+<span class="sourceLineNo">048</span> * and the queue will handle waiting and scheduling based on events.<a name="line.48"></a>
+<span class="sourceLineNo">049</span> */<a name="line.49"></a>
+<span class="sourceLineNo">050</span>@InterfaceAudience.Private<a name="line.50"></a>
+<span class="sourceLineNo">051</span>@InterfaceStability.Evolving<a name="line.51"></a>
+<span class="sourceLineNo">052</span>public final class ProcedureSyncWait {<a name="line.52"></a>
+<span class="sourceLineNo">053</span>  private static final Log LOG = LogFactory.getLog(ProcedureSyncWait.class);<a name="line.53"></a>
+<span class="sourceLineNo">054</span><a name="line.54"></a>
+<span class="sourceLineNo">055</span>  private ProcedureSyncWait() {}<a name="line.55"></a>
+<span class="sourceLineNo">056</span><a name="line.56"></a>
+<span class="sourceLineNo">057</span>  @InterfaceAudience.Private<a name="line.57"></a>
+<span class="sourceLineNo">058</span>  public interface Predicate&lt;T&gt; {<a name="line.58"></a>
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+<span class="sourceLineNo">227</span>    return ProcedureSyncWait.waitFor(env, "quota manager to be available",<a name="line.227"></a>
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+<span class="sourceLineNo">234</span>  }<a name="line.234"></a>
+<span class="sourceLineNo">235</span>}<a name="line.235"></a>
 
 
 


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