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 2017/04/29 14:58:56 UTC
[19/41] hbase-site git commit: Published site at
82d554e3783372cc6b05489452c815b57c06f6cd.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/6fbeb554/devapidocs/src-html/org/apache/hadoop/hbase/coprocessor/CoprocessorHost.Environment.html
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diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/coprocessor/CoprocessorHost.Environment.html b/devapidocs/src-html/org/apache/hadoop/hbase/coprocessor/CoprocessorHost.Environment.html
index fb68a08..24e2e40 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/coprocessor/CoprocessorHost.Environment.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/coprocessor/CoprocessorHost.Environment.html
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<span class="sourceLineNo">601</span> // server is configured to abort.<a name="line.601"></a>
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http://git-wip-us.apache.org/repos/asf/hbase-site/blob/6fbeb554/devapidocs/src-html/org/apache/hadoop/hbase/coprocessor/CoprocessorHost.EnvironmentPriorityComparator.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/coprocessor/CoprocessorHost.EnvironmentPriorityComparator.html b/devapidocs/src-html/org/apache/hadoop/hbase/coprocessor/CoprocessorHost.EnvironmentPriorityComparator.html
index fb68a08..24e2e40 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/coprocessor/CoprocessorHost.EnvironmentPriorityComparator.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/coprocessor/CoprocessorHost.EnvironmentPriorityComparator.html
@@ -609,94 +609,101 @@
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http://git-wip-us.apache.org/repos/asf/hbase-site/blob/6fbeb554/devapidocs/src-html/org/apache/hadoop/hbase/coprocessor/CoprocessorHost.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/coprocessor/CoprocessorHost.html b/devapidocs/src-html/org/apache/hadoop/hbase/coprocessor/CoprocessorHost.html
index fb68a08..24e2e40 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/coprocessor/CoprocessorHost.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/coprocessor/CoprocessorHost.html
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+<span class="sourceLineNo">618</span> + env.toString() + "'", x);<a name="line.618"></a>
+<span class="sourceLineNo">619</span> }<a name="line.619"></a>
+<span class="sourceLineNo">620</span> throw new DoNotRetryIOException("Coprocessor: '" + env.toString() +<a name="line.620"></a>
+<span class="sourceLineNo">621</span> "' threw: '" + e + "' and has been removed from the active " +<a name="line.621"></a>
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+<span class="sourceLineNo">626</span> /**<a name="line.626"></a>
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+<span class="sourceLineNo">628</span> * evolve coprocessor APIs.<a name="line.628"></a>
+<span class="sourceLineNo">629</span> *<a name="line.629"></a>
+<span class="sourceLineNo">630</span> * When a particular Coprocessor API is updated to change methods, hosts can support fallback<a name="line.630"></a>
+<span class="sourceLineNo">631</span> * to the deprecated API by using this method to determine if an instance implements the new API.<a name="line.631"></a>
+<span class="sourceLineNo">632</span> * In the event that said support is partial, then in the face of a runtime issue that prevents<a name="line.632"></a>
+<span class="sourceLineNo">633</span> * proper operation {@link #legacyWarning(Class, String)} should be used to let operators know.<a name="line.633"></a>
+<span class="sourceLineNo">634</span> *<a name="line.634"></a>
+<span class="sourceLineNo">635</span> * For examples of this in action, see the implementation of<a name="line.635"></a>
+<span class="sourceLineNo">636</span> * <ul><a name="line.636"></a>
+<span class="sourceLineNo">637</span> * <li>{@link org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost}<a name="line.637"></a>
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+<span class="sourceLineNo">640</span> *<a name="line.640"></a>
+<span class="sourceLineNo">641</span> * @param clazz Coprocessor you wish to evaluate<a name="line.641"></a>
+<span class="sourceLineNo">642</span> * @param methodName the name of the non-deprecated method version<a name="line.642"></a>
+<span class="sourceLineNo">643</span> * @param parameterTypes the Class of the non-deprecated method's arguments in the order they are<a name="line.643"></a>
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+<span class="sourceLineNo">646</span> @InterfaceAudience.Private<a name="line.646"></a>
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+<span class="sourceLineNo">648</span> final String methodName, final Class<?>... parameterTypes) {<a name="line.648"></a>
+<span class="sourceLineNo">649</span> boolean useLegacy;<a name="line.649"></a>
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+<span class="sourceLineNo">652</span> clazz.getDeclaredMethod(methodName, parameterTypes);<a name="line.652"></a>
+<span class="sourceLineNo">653</span> LOG.debug("Found an implementation of '" + methodName + "' that uses updated method " +<a name="line.653"></a>
+<span class="sourceLineNo">654</span> "signature. Skipping legacy support for invocations in '" + clazz +"'.");<a name="line.654"></a>
+<span class="sourceLineNo">655</span> useLegacy = false;<a name="line.655"></a>
+<span class="sourceLineNo">656</span> } catch (NoSuchMethodException exception) {<a name="line.656"></a>
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-<span class="sourceLineNo">666</span> new ConcurrentSkipListSet<>(<a name="line.666"></a>
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-<span class="sourceLineNo">673</span> return c1.getName().compareTo(c2.getName());<a name="line.673"></a>
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-<span class="sourceLineNo">675</span> });<a name="line.675"></a>
-<span class="sourceLineNo">676</span><a name="line.676"></a>
-<span class="sourceLineNo">677</span> /**<a name="line.677"></a>
-<span class="sourceLineNo">678</span> * limits the amount of logging to once per coprocessor class.<a name="line.678"></a>
-<span class="sourceLineNo">679</span> * Used in concert with {@link #useLegacyMethod(Class, String, Class[])} when a runtime issue<a name="line.679"></a>
-<span class="sourceLineNo">680</span> * prevents properly supporting the legacy version of a coprocessor API.<a name="line.680"></a>
-<span class="sourceLineNo">681</span> * Since coprocessors can be in tight loops this serves to limit the amount of log spam we create.<a name="line.681"></a>
-<span class="sourceLineNo">682</span> */<a name="line.682"></a>
-<span class="sourceLineNo">683</span> @InterfaceAudience.Private<a name="line.683"></a>
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-<span class="sourceLineNo">685</span> if(legacyWarning.add(clazz)) {<a name="line.685"></a>
-<span class="sourceLineNo">686</span> LOG.error("You have a legacy coprocessor loaded and there are events we can't map to the " +<a name="line.686"></a>
-<span class="sourceLineNo">687</span> " deprecated API. Your coprocessor will not see these events. Please update '" + clazz +<a name="line.687"></a>
-<span class="sourceLineNo">688</span> "'. Details of the problem: " + message);<a name="line.688"></a>
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+<span class="sourceLineNo">659</span> LOG.warn("The Security Manager denied our attempt to detect if the coprocessor '" + clazz +<a name="line.659"></a>
+<span class="sourceLineNo">660</span> "' requires legacy support; assuming it does. If you get later errors about legacy " +<a name="line.660"></a>
+<span class="sourceLineNo">661</span> "coprocessor use, consider updating your security policy to allow access to the package" +<a name="line.661"></a>
+<span class="sourceLineNo">662</span> " and declared members of your implementation.");<a name="line.662"></a>
+<span class="sourceLineNo">663</span> LOG.debug("Details of Security Manager rejection.", exception);<a name="line.663"></a>
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+<span class="sourceLineNo">665</span> }<a name="line.665"></a>
+<span class="sourceLineNo">666</span> return useLegacy;<a name="line.666"></a>
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+<span class="sourceLineNo">668</span><a name="line.668"></a>
+<span class="sourceLineNo">669</span> /**<a name="line.669"></a>
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+<span class="sourceLineNo">674</span> new Comparator<Class<? extends Coprocessor>>() {<a name="line.674"></a>
+<span class="sourceLineNo">675</span> @Override<a name="line.675"></a>
+<span class="sourceLineNo">676</span> public int compare(Class<? extends Coprocessor> c1, Class<? extends Coprocessor> c2) {<a name="line.676"></a>
+<span class="sourceLineNo">677</span> if (c1.equals(c2)) {<a name="line.677"></a>
+<span class="sourceLineNo">678</span> return 0;<a name="line.678"></a>
+<span class="sourceLineNo">679</span> }<a name="line.679"></a>
+<span class="sourceLineNo">680</span> return c1.getName().compareTo(c2.getName());<a name="line.680"></a>
+<span class="sourceLineNo">681</span> }<a name="line.681"></a>
+<span class="sourceLineNo">682</span> });<a name="line.682"></a>
+<span class="sourceLineNo">683</span><a name="line.683"></a>
+<span class="sourceLineNo">684</span> /**<a name="line.684"></a>
+<span class="sourceLineNo">685</span> * limits the amount of logging to once per coprocessor class.<a name="line.685"></a>
+<span class="sourceLineNo">686</span> * Used in concert with {@link #useLegacyMethod(Class, String, Class[])} when a runtime issue<a name="line.686"></a>
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+<span class="sourceLineNo">688</span> * Since coprocessors can be in tight loops this serves to limit the amount of log spam we create.<a name="line.688"></a>
+<span class="sourceLineNo">689</span> */<a name="line.689"></a>
+<span class="sourceLineNo">690</span> @InterfaceAudience.Private<a name="line.690"></a>
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+<span class="sourceLineNo">692</span> if(legacyWarning.add(clazz)) {<a name="line.692"></a>
+<span class="sourceLineNo">693</span> LOG.error("You have a legacy coprocessor loaded and there are events we can't map to the " +<a name="line.693"></a>
+<span class="sourceLineNo">694</span> " deprecated API. Your coprocessor will not see these events. Please update '" + clazz +<a name="line.694"></a>
+<span class="sourceLineNo">695</span> "'. Details of the problem: " + message);<a name="line.695"></a>
+<span class="sourceLineNo">696</span> }<a name="line.696"></a>
+<span class="sourceLineNo">697</span> }<a name="line.697"></a>
+<span class="sourceLineNo">698</span>}<a name="line.698"></a>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/6fbeb554/devapidocs/src-html/org/apache/hadoop/hbase/procedure/ZKProcedureMemberRpcs.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/procedure/ZKProcedureMemberRpcs.html b/devapidocs/src-html/org/apache/hadoop/hbase/procedure/ZKProcedureMemberRpcs.html
index 98e0fea..b344d66 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/procedure/ZKProcedureMemberRpcs.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/procedure/ZKProcedureMemberRpcs.html
@@ -133,7 +133,7 @@
<span class="sourceLineNo">125</span> * @param path full znode path that cause the notification<a name="line.125"></a>
<span class="sourceLineNo">126</span> */<a name="line.126"></a>
<span class="sourceLineNo">127</span> private void receivedReachedGlobalBarrier(String path) {<a name="line.127"></a>
-<span class="sourceLineNo">128</span> LOG.debug("Recieved reached global barrier:" + path);<a name="line.128"></a>
+<span class="sourceLineNo">128</span> LOG.debug("Received reached global barrier:" + path);<a name="line.128"></a>
<span class="sourceLineNo">129</span> String procName = ZKUtil.getNodeName(path);<a name="line.129"></a>
<span class="sourceLineNo">130</span> this.member.receivedReachedGlobalBarrier(procName);<a name="line.130"></a>
<span class="sourceLineNo">131</span> }<a name="line.131"></a>