Repository: hbase-site Updated Branches: refs/heads/asf-site 0aeb993eb -> 04ad6c11a
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/04ad6c11/xref/org/apache/hadoop/metrics2/lib/DynamicMetricsRegistry.html ---------------------------------------------------------------------- diff --git a/xref/org/apache/hadoop/metrics2/lib/DynamicMetricsRegistry.html b/xref/org/apache/hadoop/metrics2/lib/DynamicMetricsRegistry.html index 1ff910d..17e88e3 100644 --- a/xref/org/apache/hadoop/metrics2/lib/DynamicMetricsRegistry.html +++ b/xref/org/apache/hadoop/metrics2/lib/DynamicMetricsRegistry.html @@ -295,288 +295,328 @@ <a class="jxr_linenumber" name="285" href="#285">285</a> <a href="../../../../../org/apache/hadoop/metrics2/lib/MutableHistogram.html">MutableHistogram</a> histo = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/MutableHistogram.html">MutableHistogram</a>(name, desc); <a class="jxr_linenumber" name="286" href="#286">286</a> <strong class="jxr_keyword">return</strong> addNewMetricIfAbsent(name, histo, MutableHistogram.<strong class="jxr_keyword">class</strong>); <a class="jxr_linenumber" name="287" href="#287">287</a> } -<a class="jxr_linenumber" name="288" href="#288">288</a> +<a class="jxr_linenumber" name="288" href="#288">288</a> <a class="jxr_linenumber" name="289" href="#289">289</a> <em class="jxr_javadoccomment">/**</em> -<a class="jxr_linenumber" name="290" href="#290">290</a> <em class="jxr_javadoccomment"> * Create a new MutableQuantile(A more accurate histogram).</em> -<a class="jxr_linenumber" name="291" href="#291">291</a> <em class="jxr_javadoccomment"> * @param name The name of the histogram</em> -<a class="jxr_linenumber" name="292" href="#292">292</a> <em class="jxr_javadoccomment"> * @return a new MutableQuantile</em> +<a class="jxr_linenumber" name="290" href="#290">290</a> <em class="jxr_javadoccomment"> * Create a new histogram with time range counts.</em> +<a class="jxr_linenumber" name="291" href="#291">291</a> <em class="jxr_javadoccomment"> * @param name Name of the histogram.</em> +<a class="jxr_linenumber" name="292" href="#292">292</a> <em class="jxr_javadoccomment"> * @return A new MutableTimeHistogram</em> <a class="jxr_linenumber" name="293" href="#293">293</a> <em class="jxr_javadoccomment"> */</em> -<a class="jxr_linenumber" name="294" href="#294">294</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/MetricMutableQuantiles.html">MetricMutableQuantiles</a> newQuantile(String name) { -<a class="jxr_linenumber" name="295" href="#295">295</a> <strong class="jxr_keyword">return</strong> newQuantile(name, <span class="jxr_string">""</span>); +<a class="jxr_linenumber" name="294" href="#294">294</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/MutableTimeHistogram.html">MutableTimeHistogram</a> newTimeHistogram(String name) { +<a class="jxr_linenumber" name="295" href="#295">295</a> <strong class="jxr_keyword">return</strong> newTimeHistogram(name, <span class="jxr_string">""</span>); <a class="jxr_linenumber" name="296" href="#296">296</a> } <a class="jxr_linenumber" name="297" href="#297">297</a> -<a class="jxr_linenumber" name="298" href="#298">298</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/MetricMutableQuantiles.html">MetricMutableQuantiles</a> newQuantile(String name, String desc) { -<a class="jxr_linenumber" name="299" href="#299">299</a> <a href="../../../../../org/apache/hadoop/metrics2/lib/MetricMutableQuantiles.html">MetricMutableQuantiles</a> histo = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/MetricMutableQuantiles.html">MetricMutableQuantiles</a>(name, desc, <span class="jxr_string">"Ops"</span>, <span class="jxr_string">""</span>, 60); -<a class="jxr_linenumber" name="300" href="#300">300</a> <strong class="jxr_keyword">return</strong> addNewMetricIfAbsent(name, histo, MetricMutableQuantiles.<strong class="jxr_keyword">class</strong>); -<a class="jxr_linenumber" name="301" href="#301">301</a> } -<a class="jxr_linenumber" name="302" href="#302">302</a> -<a class="jxr_linenumber" name="303" href="#303">303</a> <strong class="jxr_keyword">synchronized</strong> <strong class="jxr_keyword">void</strong> add(String name, MutableMetric metric) { -<a class="jxr_linenumber" name="304" href="#304">304</a> addNewMetricIfAbsent(name, metric, MutableMetric.<strong class="jxr_keyword">class</strong>); -<a class="jxr_linenumber" name="305" href="#305">305</a> } -<a class="jxr_linenumber" name="306" href="#306">306</a> -<a class="jxr_linenumber" name="307" href="#307">307</a> <em class="jxr_javadoccomment">/**</em> -<a class="jxr_linenumber" name="308" href="#308">308</a> <em class="jxr_javadoccomment"> * Add sample to a stat metric by name.</em> -<a class="jxr_linenumber" name="309" href="#309">309</a> <em class="jxr_javadoccomment"> * @param name of the metric</em> -<a class="jxr_linenumber" name="310" href="#310">310</a> <em class="jxr_javadoccomment"> * @param value of the snapshot to add</em> -<a class="jxr_linenumber" name="311" href="#311">311</a> <em class="jxr_javadoccomment"> */</em> -<a class="jxr_linenumber" name="312" href="#312">312</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> add(String name, <strong class="jxr_keyword">long</strong> value) { -<a class="jxr_linenumber" name="313" href="#313">313</a> MutableMetric m = metricsMap.get(name); -<a class="jxr_linenumber" name="314" href="#314">314</a> -<a class="jxr_linenumber" name="315" href="#315">315</a> <strong class="jxr_keyword">if</strong> (m != <strong class="jxr_keyword">null</strong>) { -<a class="jxr_linenumber" name="316" href="#316">316</a> <strong class="jxr_keyword">if</strong> (m instanceof MutableStat) { -<a class="jxr_linenumber" name="317" href="#317">317</a> ((MutableStat) m).add(value); -<a class="jxr_linenumber" name="318" href="#318">318</a> } -<a class="jxr_linenumber" name="319" href="#319">319</a> <strong class="jxr_keyword">else</strong> { -<a class="jxr_linenumber" name="320" href="#320">320</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> MetricsException(<span class="jxr_string">"Unsupported add(value) for metric "</span>+ name); -<a class="jxr_linenumber" name="321" href="#321">321</a> } -<a class="jxr_linenumber" name="322" href="#322">322</a> } -<a class="jxr_linenumber" name="323" href="#323">323</a> <strong class="jxr_keyword">else</strong> { -<a class="jxr_linenumber" name="324" href="#324">324</a> metricsMap.put(name, newRate(name)); <em class="jxr_comment">// default is a rate metric</em> -<a class="jxr_linenumber" name="325" href="#325">325</a> add(name, value); -<a class="jxr_linenumber" name="326" href="#326">326</a> } +<a class="jxr_linenumber" name="298" href="#298">298</a> <em class="jxr_javadoccomment">/**</em> +<a class="jxr_linenumber" name="299" href="#299">299</a> <em class="jxr_javadoccomment"> * Create a new histogram with time range counts.</em> +<a class="jxr_linenumber" name="300" href="#300">300</a> <em class="jxr_javadoccomment"> * @param name The name of the histogram</em> +<a class="jxr_linenumber" name="301" href="#301">301</a> <em class="jxr_javadoccomment"> * @param desc The description of the data in the histogram.</em> +<a class="jxr_linenumber" name="302" href="#302">302</a> <em class="jxr_javadoccomment"> * @return A new MutableTimeHistogram</em> +<a class="jxr_linenumber" name="303" href="#303">303</a> <em class="jxr_javadoccomment"> */</em> +<a class="jxr_linenumber" name="304" href="#304">304</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/MutableTimeHistogram.html">MutableTimeHistogram</a> newTimeHistogram(String name, String desc) { +<a class="jxr_linenumber" name="305" href="#305">305</a> <a href="../../../../../org/apache/hadoop/metrics2/lib/MutableTimeHistogram.html">MutableTimeHistogram</a> histo = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/MutableTimeHistogram.html">MutableTimeHistogram</a>(name, desc); +<a class="jxr_linenumber" name="306" href="#306">306</a> <strong class="jxr_keyword">return</strong> addNewMetricIfAbsent(name, histo, MutableTimeHistogram.<strong class="jxr_keyword">class</strong>); +<a class="jxr_linenumber" name="307" href="#307">307</a> } +<a class="jxr_linenumber" name="308" href="#308">308</a> +<a class="jxr_linenumber" name="309" href="#309">309</a> <em class="jxr_javadoccomment">/**</em> +<a class="jxr_linenumber" name="310" href="#310">310</a> <em class="jxr_javadoccomment"> * Create a new histogram with size range counts.</em> +<a class="jxr_linenumber" name="311" href="#311">311</a> <em class="jxr_javadoccomment"> * @param name Name of the histogram.</em> +<a class="jxr_linenumber" name="312" href="#312">312</a> <em class="jxr_javadoccomment"> * @return A new MutableSizeHistogram</em> +<a class="jxr_linenumber" name="313" href="#313">313</a> <em class="jxr_javadoccomment"> */</em> +<a class="jxr_linenumber" name="314" href="#314">314</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/MutableSizeHistogram.html">MutableSizeHistogram</a> newSizeHistogram(String name) { +<a class="jxr_linenumber" name="315" href="#315">315</a> <strong class="jxr_keyword">return</strong> newSizeHistogram(name, <span class="jxr_string">""</span>); +<a class="jxr_linenumber" name="316" href="#316">316</a> } +<a class="jxr_linenumber" name="317" href="#317">317</a> +<a class="jxr_linenumber" name="318" href="#318">318</a> <em class="jxr_javadoccomment">/**</em> +<a class="jxr_linenumber" name="319" href="#319">319</a> <em class="jxr_javadoccomment"> * Create a new histogram with size range counts.</em> +<a class="jxr_linenumber" name="320" href="#320">320</a> <em class="jxr_javadoccomment"> * @param name The name of the histogram</em> +<a class="jxr_linenumber" name="321" href="#321">321</a> <em class="jxr_javadoccomment"> * @param desc The description of the data in the histogram.</em> +<a class="jxr_linenumber" name="322" href="#322">322</a> <em class="jxr_javadoccomment"> * @return A new MutableSizeHistogram</em> +<a class="jxr_linenumber" name="323" href="#323">323</a> <em class="jxr_javadoccomment"> */</em> +<a class="jxr_linenumber" name="324" href="#324">324</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/MutableSizeHistogram.html">MutableSizeHistogram</a> newSizeHistogram(String name, String desc) { +<a class="jxr_linenumber" name="325" href="#325">325</a> <a href="../../../../../org/apache/hadoop/metrics2/lib/MutableSizeHistogram.html">MutableSizeHistogram</a> histo = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/MutableSizeHistogram.html">MutableSizeHistogram</a>(name, desc); +<a class="jxr_linenumber" name="326" href="#326">326</a> <strong class="jxr_keyword">return</strong> addNewMetricIfAbsent(name, histo, MutableSizeHistogram.<strong class="jxr_keyword">class</strong>); <a class="jxr_linenumber" name="327" href="#327">327</a> } <a class="jxr_linenumber" name="328" href="#328">328</a> <a class="jxr_linenumber" name="329" href="#329">329</a> <em class="jxr_javadoccomment">/**</em> -<a class="jxr_linenumber" name="330" href="#330">330</a> <em class="jxr_javadoccomment"> * Set the metrics context tag</em> -<a class="jxr_linenumber" name="331" href="#331">331</a> <em class="jxr_javadoccomment"> * @param name of the context</em> -<a class="jxr_linenumber" name="332" href="#332">332</a> <em class="jxr_javadoccomment"> * @return the registry itself as a convenience</em> +<a class="jxr_linenumber" name="330" href="#330">330</a> <em class="jxr_javadoccomment"> * Create a new MutableQuantile(A more accurate histogram).</em> +<a class="jxr_linenumber" name="331" href="#331">331</a> <em class="jxr_javadoccomment"> * @param name The name of the histogram</em> +<a class="jxr_linenumber" name="332" href="#332">332</a> <em class="jxr_javadoccomment"> * @return a new MutableQuantile</em> <a class="jxr_linenumber" name="333" href="#333">333</a> <em class="jxr_javadoccomment"> */</em> -<a class="jxr_linenumber" name="334" href="#334">334</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/DynamicMetricsRegistry.html">DynamicMetricsRegistry</a> setContext(String name) { -<a class="jxr_linenumber" name="335" href="#335">335</a> <strong class="jxr_keyword">return</strong> tag(MsInfo.Context, name, <strong class="jxr_keyword">true</strong>); +<a class="jxr_linenumber" name="334" href="#334">334</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/MetricMutableQuantiles.html">MetricMutableQuantiles</a> newQuantile(String name) { +<a class="jxr_linenumber" name="335" href="#335">335</a> <strong class="jxr_keyword">return</strong> newQuantile(name, <span class="jxr_string">""</span>); <a class="jxr_linenumber" name="336" href="#336">336</a> } <a class="jxr_linenumber" name="337" href="#337">337</a> -<a class="jxr_linenumber" name="338" href="#338">338</a> <em class="jxr_javadoccomment">/**</em> -<a class="jxr_linenumber" name="339" href="#339">339</a> <em class="jxr_javadoccomment"> * Add a tag to the metrics</em> -<a class="jxr_linenumber" name="340" href="#340">340</a> <em class="jxr_javadoccomment"> * @param name of the tag</em> -<a class="jxr_linenumber" name="341" href="#341">341</a> <em class="jxr_javadoccomment"> * @param description of the tag</em> -<a class="jxr_linenumber" name="342" href="#342">342</a> <em class="jxr_javadoccomment"> * @param value of the tag</em> -<a class="jxr_linenumber" name="343" href="#343">343</a> <em class="jxr_javadoccomment"> * @return the registry (for keep adding tags)</em> -<a class="jxr_linenumber" name="344" href="#344">344</a> <em class="jxr_javadoccomment"> */</em> -<a class="jxr_linenumber" name="345" href="#345">345</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/DynamicMetricsRegistry.html">DynamicMetricsRegistry</a> tag(String name, String description, String value) { -<a class="jxr_linenumber" name="346" href="#346">346</a> <strong class="jxr_keyword">return</strong> tag(name, description, value, false); -<a class="jxr_linenumber" name="347" href="#347">347</a> } -<a class="jxr_linenumber" name="348" href="#348">348</a> -<a class="jxr_linenumber" name="349" href="#349">349</a> <em class="jxr_javadoccomment">/**</em> -<a class="jxr_linenumber" name="350" href="#350">350</a> <em class="jxr_javadoccomment"> * Add a tag to the metrics</em> -<a class="jxr_linenumber" name="351" href="#351">351</a> <em class="jxr_javadoccomment"> * @param name of the tag</em> -<a class="jxr_linenumber" name="352" href="#352">352</a> <em class="jxr_javadoccomment"> * @param description of the tag</em> -<a class="jxr_linenumber" name="353" href="#353">353</a> <em class="jxr_javadoccomment"> * @param value of the tag</em> -<a class="jxr_linenumber" name="354" href="#354">354</a> <em class="jxr_javadoccomment"> * @param override existing tag if true</em> -<a class="jxr_linenumber" name="355" href="#355">355</a> <em class="jxr_javadoccomment"> * @return the registry (for keep adding tags)</em> -<a class="jxr_linenumber" name="356" href="#356">356</a> <em class="jxr_javadoccomment"> */</em> -<a class="jxr_linenumber" name="357" href="#357">357</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/DynamicMetricsRegistry.html">DynamicMetricsRegistry</a> tag(String name, String description, String value, -<a class="jxr_linenumber" name="358" href="#358">358</a> <strong class="jxr_keyword">boolean</strong> override) { -<a class="jxr_linenumber" name="359" href="#359">359</a> <strong class="jxr_keyword">return</strong> tag(<strong class="jxr_keyword">new</strong> MetricsInfoImpl(name, description), value, override); -<a class="jxr_linenumber" name="360" href="#360">360</a> } -<a class="jxr_linenumber" name="361" href="#361">361</a> -<a class="jxr_linenumber" name="362" href="#362">362</a> <em class="jxr_javadoccomment">/**</em> -<a class="jxr_linenumber" name="363" href="#363">363</a> <em class="jxr_javadoccomment"> * Add a tag to the metrics</em> -<a class="jxr_linenumber" name="364" href="#364">364</a> <em class="jxr_javadoccomment"> * @param info metadata of the tag</em> -<a class="jxr_linenumber" name="365" href="#365">365</a> <em class="jxr_javadoccomment"> * @param value of the tag</em> -<a class="jxr_linenumber" name="366" href="#366">366</a> <em class="jxr_javadoccomment"> * @param override existing tag if true</em> -<a class="jxr_linenumber" name="367" href="#367">367</a> <em class="jxr_javadoccomment"> * @return the registry (for keep adding tags etc.)</em> -<a class="jxr_linenumber" name="368" href="#368">368</a> <em class="jxr_javadoccomment"> */</em> -<a class="jxr_linenumber" name="369" href="#369">369</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/DynamicMetricsRegistry.html">DynamicMetricsRegistry</a> tag(MetricsInfo info, String value, <strong class="jxr_keyword">boolean</strong> override) { -<a class="jxr_linenumber" name="370" href="#370">370</a> MetricsTag tag = Interns.tag(info, value); -<a class="jxr_linenumber" name="371" href="#371">371</a> -<a class="jxr_linenumber" name="372" href="#372">372</a> <strong class="jxr_keyword">if</strong> (!override) { -<a class="jxr_linenumber" name="373" href="#373">373</a> MetricsTag existing = tagsMap.putIfAbsent(info.name(), tag); -<a class="jxr_linenumber" name="374" href="#374">374</a> <strong class="jxr_keyword">if</strong> (existing != <strong class="jxr_keyword">null</strong>) { -<a class="jxr_linenumber" name="375" href="#375">375</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> MetricsException(<span class="jxr_string">"Tag "</span>+ info.name() +<span class="jxr_string">" already exists!"</span>); -<a class="jxr_linenumber" name="376" href="#376">376</a> } -<a class="jxr_linenumber" name="377" href="#377">377</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">this</strong>; -<a class="jxr_linenumber" name="378" href="#378">378</a> } -<a class="jxr_linenumber" name="379" href="#379">379</a> -<a class="jxr_linenumber" name="380" href="#380">380</a> tagsMap.put(info.name(), tag); -<a class="jxr_linenumber" name="381" href="#381">381</a> -<a class="jxr_linenumber" name="382" href="#382">382</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">this</strong>; -<a class="jxr_linenumber" name="383" href="#383">383</a> } -<a class="jxr_linenumber" name="384" href="#384">384</a> -<a class="jxr_linenumber" name="385" href="#385">385</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/DynamicMetricsRegistry.html">DynamicMetricsRegistry</a> tag(MetricsInfo info, String value) { -<a class="jxr_linenumber" name="386" href="#386">386</a> <strong class="jxr_keyword">return</strong> tag(info, value, false); +<a class="jxr_linenumber" name="338" href="#338">338</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/MetricMutableQuantiles.html">MetricMutableQuantiles</a> newQuantile(String name, String desc) { +<a class="jxr_linenumber" name="339" href="#339">339</a> <a href="../../../../../org/apache/hadoop/metrics2/lib/MetricMutableQuantiles.html">MetricMutableQuantiles</a> histo = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/MetricMutableQuantiles.html">MetricMutableQuantiles</a>(name, desc, <span class="jxr_string">"Ops"</span>, <span class="jxr_string">""</span>, 60); +<a class="jxr_linenumber" name="340" href="#340">340</a> <strong class="jxr_keyword">return</strong> addNewMetricIfAbsent(name, histo, MetricMutableQuantiles.<strong class="jxr_keyword">class</strong>); +<a class="jxr_linenumber" name="341" href="#341">341</a> } +<a class="jxr_linenumber" name="342" href="#342">342</a> +<a class="jxr_linenumber" name="343" href="#343">343</a> <strong class="jxr_keyword">synchronized</strong> <strong class="jxr_keyword">void</strong> add(String name, MutableMetric metric) { +<a class="jxr_linenumber" name="344" href="#344">344</a> addNewMetricIfAbsent(name, metric, MutableMetric.<strong class="jxr_keyword">class</strong>); +<a class="jxr_linenumber" name="345" href="#345">345</a> } +<a class="jxr_linenumber" name="346" href="#346">346</a> +<a class="jxr_linenumber" name="347" href="#347">347</a> <em class="jxr_javadoccomment">/**</em> +<a class="jxr_linenumber" name="348" href="#348">348</a> <em class="jxr_javadoccomment"> * Add sample to a stat metric by name.</em> +<a class="jxr_linenumber" name="349" href="#349">349</a> <em class="jxr_javadoccomment"> * @param name of the metric</em> +<a class="jxr_linenumber" name="350" href="#350">350</a> <em class="jxr_javadoccomment"> * @param value of the snapshot to add</em> +<a class="jxr_linenumber" name="351" href="#351">351</a> <em class="jxr_javadoccomment"> */</em> +<a class="jxr_linenumber" name="352" href="#352">352</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> add(String name, <strong class="jxr_keyword">long</strong> value) { +<a class="jxr_linenumber" name="353" href="#353">353</a> MutableMetric m = metricsMap.get(name); +<a class="jxr_linenumber" name="354" href="#354">354</a> +<a class="jxr_linenumber" name="355" href="#355">355</a> <strong class="jxr_keyword">if</strong> (m != <strong class="jxr_keyword">null</strong>) { +<a class="jxr_linenumber" name="356" href="#356">356</a> <strong class="jxr_keyword">if</strong> (m instanceof MutableStat) { +<a class="jxr_linenumber" name="357" href="#357">357</a> ((MutableStat) m).add(value); +<a class="jxr_linenumber" name="358" href="#358">358</a> } +<a class="jxr_linenumber" name="359" href="#359">359</a> <strong class="jxr_keyword">else</strong> { +<a class="jxr_linenumber" name="360" href="#360">360</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> MetricsException(<span class="jxr_string">"Unsupported add(value) for metric "</span>+ name); +<a class="jxr_linenumber" name="361" href="#361">361</a> } +<a class="jxr_linenumber" name="362" href="#362">362</a> } +<a class="jxr_linenumber" name="363" href="#363">363</a> <strong class="jxr_keyword">else</strong> { +<a class="jxr_linenumber" name="364" href="#364">364</a> metricsMap.put(name, newRate(name)); <em class="jxr_comment">// default is a rate metric</em> +<a class="jxr_linenumber" name="365" href="#365">365</a> add(name, value); +<a class="jxr_linenumber" name="366" href="#366">366</a> } +<a class="jxr_linenumber" name="367" href="#367">367</a> } +<a class="jxr_linenumber" name="368" href="#368">368</a> +<a class="jxr_linenumber" name="369" href="#369">369</a> <em class="jxr_javadoccomment">/**</em> +<a class="jxr_linenumber" name="370" href="#370">370</a> <em class="jxr_javadoccomment"> * Set the metrics context tag</em> +<a class="jxr_linenumber" name="371" href="#371">371</a> <em class="jxr_javadoccomment"> * @param name of the context</em> +<a class="jxr_linenumber" name="372" href="#372">372</a> <em class="jxr_javadoccomment"> * @return the registry itself as a convenience</em> +<a class="jxr_linenumber" name="373" href="#373">373</a> <em class="jxr_javadoccomment"> */</em> +<a class="jxr_linenumber" name="374" href="#374">374</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/DynamicMetricsRegistry.html">DynamicMetricsRegistry</a> setContext(String name) { +<a class="jxr_linenumber" name="375" href="#375">375</a> <strong class="jxr_keyword">return</strong> tag(MsInfo.Context, name, <strong class="jxr_keyword">true</strong>); +<a class="jxr_linenumber" name="376" href="#376">376</a> } +<a class="jxr_linenumber" name="377" href="#377">377</a> +<a class="jxr_linenumber" name="378" href="#378">378</a> <em class="jxr_javadoccomment">/**</em> +<a class="jxr_linenumber" name="379" href="#379">379</a> <em class="jxr_javadoccomment"> * Add a tag to the metrics</em> +<a class="jxr_linenumber" name="380" href="#380">380</a> <em class="jxr_javadoccomment"> * @param name of the tag</em> +<a class="jxr_linenumber" name="381" href="#381">381</a> <em class="jxr_javadoccomment"> * @param description of the tag</em> +<a class="jxr_linenumber" name="382" href="#382">382</a> <em class="jxr_javadoccomment"> * @param value of the tag</em> +<a class="jxr_linenumber" name="383" href="#383">383</a> <em class="jxr_javadoccomment"> * @return the registry (for keep adding tags)</em> +<a class="jxr_linenumber" name="384" href="#384">384</a> <em class="jxr_javadoccomment"> */</em> +<a class="jxr_linenumber" name="385" href="#385">385</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/DynamicMetricsRegistry.html">DynamicMetricsRegistry</a> tag(String name, String description, String value) { +<a class="jxr_linenumber" name="386" href="#386">386</a> <strong class="jxr_keyword">return</strong> tag(name, description, value, false); <a class="jxr_linenumber" name="387" href="#387">387</a> } <a class="jxr_linenumber" name="388" href="#388">388</a> -<a class="jxr_linenumber" name="389" href="#389">389</a> Collection<MetricsTag> tags() { -<a class="jxr_linenumber" name="390" href="#390">390</a> <strong class="jxr_keyword">return</strong> tagsMap.values(); -<a class="jxr_linenumber" name="391" href="#391">391</a> } -<a class="jxr_linenumber" name="392" href="#392">392</a> -<a class="jxr_linenumber" name="393" href="#393">393</a> Collection<MutableMetric> metrics() { -<a class="jxr_linenumber" name="394" href="#394">394</a> <strong class="jxr_keyword">return</strong> metricsMap.values(); -<a class="jxr_linenumber" name="395" href="#395">395</a> } -<a class="jxr_linenumber" name="396" href="#396">396</a> -<a class="jxr_linenumber" name="397" href="#397">397</a> <em class="jxr_javadoccomment">/**</em> -<a class="jxr_linenumber" name="398" href="#398">398</a> <em class="jxr_javadoccomment"> * Sample all the mutable metrics and put the snapshot in the builder</em> -<a class="jxr_linenumber" name="399" href="#399">399</a> <em class="jxr_javadoccomment"> * @param builder to contain the metrics snapshot</em> -<a class="jxr_linenumber" name="400" href="#400">400</a> <em class="jxr_javadoccomment"> * @param all get all the metrics even if the values are not changed.</em> -<a class="jxr_linenumber" name="401" href="#401">401</a> <em class="jxr_javadoccomment"> */</em> -<a class="jxr_linenumber" name="402" href="#402">402</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> snapshot(MetricsRecordBuilder builder, <strong class="jxr_keyword">boolean</strong> all) { -<a class="jxr_linenumber" name="403" href="#403">403</a> <strong class="jxr_keyword">for</strong> (MetricsTag tag : tags()) { -<a class="jxr_linenumber" name="404" href="#404">404</a> builder.add(tag); -<a class="jxr_linenumber" name="405" href="#405">405</a> } -<a class="jxr_linenumber" name="406" href="#406">406</a> <strong class="jxr_keyword">for</strong> (MutableMetric metric : metrics()) { -<a class="jxr_linenumber" name="407" href="#407">407</a> metric.snapshot(builder, all); -<a class="jxr_linenumber" name="408" href="#408">408</a> } -<a class="jxr_linenumber" name="409" href="#409">409</a> } -<a class="jxr_linenumber" name="410" href="#410">410</a> -<a class="jxr_linenumber" name="411" href="#411">411</a> @Override <strong class="jxr_keyword">public</strong> String toString() { -<a class="jxr_linenumber" name="412" href="#412">412</a> <strong class="jxr_keyword">return</strong> Objects.toStringHelper(<strong class="jxr_keyword">this</strong>) -<a class="jxr_linenumber" name="413" href="#413">413</a> .add(<span class="jxr_string">"info"</span>, metricsInfo).add(<span class="jxr_string">"tags"</span>, tags()).add(<span class="jxr_string">"metrics"</span>, metrics()) -<a class="jxr_linenumber" name="414" href="#414">414</a> .toString(); -<a class="jxr_linenumber" name="415" href="#415">415</a> } -<a class="jxr_linenumber" name="416" href="#416">416</a> -<a class="jxr_linenumber" name="417" href="#417">417</a> <em class="jxr_javadoccomment">/**</em> -<a class="jxr_linenumber" name="418" href="#418">418</a> <em class="jxr_javadoccomment"> * Removes metric by name</em> -<a class="jxr_linenumber" name="419" href="#419">419</a> <em class="jxr_javadoccomment"> * @param name name of the metric to remove</em> -<a class="jxr_linenumber" name="420" href="#420">420</a> <em class="jxr_javadoccomment"> */</em> -<a class="jxr_linenumber" name="421" href="#421">421</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> removeMetric(String name) { -<a class="jxr_linenumber" name="422" href="#422">422</a> helper.removeObjectName(name); -<a class="jxr_linenumber" name="423" href="#423">423</a> metricsMap.remove(name); -<a class="jxr_linenumber" name="424" href="#424">424</a> } -<a class="jxr_linenumber" name="425" href="#425">425</a> -<a class="jxr_linenumber" name="426" href="#426">426</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> removeHistogramMetrics(String baseName) { -<a class="jxr_linenumber" name="427" href="#427">427</a> <strong class="jxr_keyword">for</strong> (String suffix:histogramSuffixes) { -<a class="jxr_linenumber" name="428" href="#428">428</a> removeMetric(baseName+suffix); -<a class="jxr_linenumber" name="429" href="#429">429</a> } -<a class="jxr_linenumber" name="430" href="#430">430</a> } -<a class="jxr_linenumber" name="431" href="#431">431</a> -<a class="jxr_linenumber" name="432" href="#432">432</a> <em class="jxr_javadoccomment">/**</em> -<a class="jxr_linenumber" name="433" href="#433">433</a> <em class="jxr_javadoccomment"> * Get a MetricMutableGaugeLong from the storage. If it is not there atomically put it.</em> -<a class="jxr_linenumber" name="434" href="#434">434</a> <em class="jxr_javadoccomment"> *</em> -<a class="jxr_linenumber" name="435" href="#435">435</a> <em class="jxr_javadoccomment"> * @param gaugeName name of the gauge to create or get.</em> -<a class="jxr_linenumber" name="436" href="#436">436</a> <em class="jxr_javadoccomment"> * @param potentialStartingValue value of the new gauge if we have to create it.</em> -<a class="jxr_linenumber" name="437" href="#437">437</a> <em class="jxr_javadoccomment"> */</em> -<a class="jxr_linenumber" name="438" href="#438">438</a> <strong class="jxr_keyword">public</strong> MutableGaugeLong getLongGauge(String gaugeName, <strong class="jxr_keyword">long</strong> potentialStartingValue) { -<a class="jxr_linenumber" name="439" href="#439">439</a> <em class="jxr_comment">//Try and get the guage.</em> -<a class="jxr_linenumber" name="440" href="#440">440</a> MutableMetric metric = metricsMap.get(gaugeName); -<a class="jxr_linenumber" name="441" href="#441">441</a> -<a class="jxr_linenumber" name="442" href="#442">442</a> <em class="jxr_comment">//If it's not there then try and put a new one in the storage.</em> -<a class="jxr_linenumber" name="443" href="#443">443</a> <strong class="jxr_keyword">if</strong> (metric == <strong class="jxr_keyword">null</strong>) { -<a class="jxr_linenumber" name="444" href="#444">444</a> -<a class="jxr_linenumber" name="445" href="#445">445</a> <em class="jxr_comment">//Create the potential new gauge.</em> -<a class="jxr_linenumber" name="446" href="#446">446</a> MutableGaugeLong newGauge = <strong class="jxr_keyword">new</strong> MutableGaugeLong(<strong class="jxr_keyword">new</strong> MetricsInfoImpl(gaugeName, <span class="jxr_string">""</span>), -<a class="jxr_linenumber" name="447" href="#447">447</a> potentialStartingValue); -<a class="jxr_linenumber" name="448" href="#448">448</a> -<a class="jxr_linenumber" name="449" href="#449">449</a> <em class="jxr_comment">// Try and put the gauge in. This is atomic.</em> -<a class="jxr_linenumber" name="450" href="#450">450</a> metric = metricsMap.putIfAbsent(gaugeName, newGauge); -<a class="jxr_linenumber" name="451" href="#451">451</a> -<a class="jxr_linenumber" name="452" href="#452">452</a> <em class="jxr_comment">//If the value we get back is null then the put was successful and we will return that.</em> -<a class="jxr_linenumber" name="453" href="#453">453</a> <em class="jxr_comment">//otherwise gaugeLong should contain the thing that was in before the put could be completed.</em> -<a class="jxr_linenumber" name="454" href="#454">454</a> <strong class="jxr_keyword">if</strong> (metric == <strong class="jxr_keyword">null</strong>) { -<a class="jxr_linenumber" name="455" href="#455">455</a> <strong class="jxr_keyword">return</strong> newGauge; -<a class="jxr_linenumber" name="456" href="#456">456</a> } -<a class="jxr_linenumber" name="457" href="#457">457</a> } -<a class="jxr_linenumber" name="458" href="#458">458</a> -<a class="jxr_linenumber" name="459" href="#459">459</a> <strong class="jxr_keyword">if</strong> (!(metric instanceof MutableGaugeLong)) { -<a class="jxr_linenumber" name="460" href="#460">460</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> MetricsException(<span class="jxr_string">"Metric already exists in registry for metric name: "</span> + gaugeName + -<a class="jxr_linenumber" name="461" href="#461">461</a> <span class="jxr_string">" and not of type MetricMutableGaugeLong"</span>); -<a class="jxr_linenumber" name="462" href="#462">462</a> } -<a class="jxr_linenumber" name="463" href="#463">463</a> -<a class="jxr_linenumber" name="464" href="#464">464</a> <strong class="jxr_keyword">return</strong> (MutableGaugeLong) metric; -<a class="jxr_linenumber" name="465" href="#465">465</a> } -<a class="jxr_linenumber" name="466" href="#466">466</a> -<a class="jxr_linenumber" name="467" href="#467">467</a> <em class="jxr_javadoccomment">/**</em> -<a class="jxr_linenumber" name="468" href="#468">468</a> <em class="jxr_javadoccomment"> * Get a MetricMutableCounterLong from the storage. If it is not there atomically put it.</em> -<a class="jxr_linenumber" name="469" href="#469">469</a> <em class="jxr_javadoccomment"> *</em> -<a class="jxr_linenumber" name="470" href="#470">470</a> <em class="jxr_javadoccomment"> * @param counterName Name of the counter to get</em> -<a class="jxr_linenumber" name="471" href="#471">471</a> <em class="jxr_javadoccomment"> * @param potentialStartingValue starting value if we have to create a new counter</em> -<a class="jxr_linenumber" name="472" href="#472">472</a> <em class="jxr_javadoccomment"> */</em> -<a class="jxr_linenumber" name="473" href="#473">473</a> <strong class="jxr_keyword">public</strong> MutableCounterLong getLongCounter(String counterName, <strong class="jxr_keyword">long</strong> potentialStartingValue) { -<a class="jxr_linenumber" name="474" href="#474">474</a> <em class="jxr_comment">//See getLongGauge for description on how this works.</em> -<a class="jxr_linenumber" name="475" href="#475">475</a> MutableMetric counter = metricsMap.get(counterName); -<a class="jxr_linenumber" name="476" href="#476">476</a> <strong class="jxr_keyword">if</strong> (counter == <strong class="jxr_keyword">null</strong>) { -<a class="jxr_linenumber" name="477" href="#477">477</a> MutableCounterLong newCounter = -<a class="jxr_linenumber" name="478" href="#478">478</a> <strong class="jxr_keyword">new</strong> MutableCounterLong(<strong class="jxr_keyword">new</strong> MetricsInfoImpl(counterName, <span class="jxr_string">""</span>), potentialStartingValue); -<a class="jxr_linenumber" name="479" href="#479">479</a> counter = metricsMap.putIfAbsent(counterName, newCounter); -<a class="jxr_linenumber" name="480" href="#480">480</a> <strong class="jxr_keyword">if</strong> (counter == <strong class="jxr_keyword">null</strong>) { -<a class="jxr_linenumber" name="481" href="#481">481</a> <strong class="jxr_keyword">return</strong> newCounter; -<a class="jxr_linenumber" name="482" href="#482">482</a> } -<a class="jxr_linenumber" name="483" href="#483">483</a> } +<a class="jxr_linenumber" name="389" href="#389">389</a> <em class="jxr_javadoccomment">/**</em> +<a class="jxr_linenumber" name="390" href="#390">390</a> <em class="jxr_javadoccomment"> * Add a tag to the metrics</em> +<a class="jxr_linenumber" name="391" href="#391">391</a> <em class="jxr_javadoccomment"> * @param name of the tag</em> +<a class="jxr_linenumber" name="392" href="#392">392</a> <em class="jxr_javadoccomment"> * @param description of the tag</em> +<a class="jxr_linenumber" name="393" href="#393">393</a> <em class="jxr_javadoccomment"> * @param value of the tag</em> +<a class="jxr_linenumber" name="394" href="#394">394</a> <em class="jxr_javadoccomment"> * @param override existing tag if true</em> +<a class="jxr_linenumber" name="395" href="#395">395</a> <em class="jxr_javadoccomment"> * @return the registry (for keep adding tags)</em> +<a class="jxr_linenumber" name="396" href="#396">396</a> <em class="jxr_javadoccomment"> */</em> +<a class="jxr_linenumber" name="397" href="#397">397</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/DynamicMetricsRegistry.html">DynamicMetricsRegistry</a> tag(String name, String description, String value, +<a class="jxr_linenumber" name="398" href="#398">398</a> <strong class="jxr_keyword">boolean</strong> override) { +<a class="jxr_linenumber" name="399" href="#399">399</a> <strong class="jxr_keyword">return</strong> tag(<strong class="jxr_keyword">new</strong> MetricsInfoImpl(name, description), value, override); +<a class="jxr_linenumber" name="400" href="#400">400</a> } +<a class="jxr_linenumber" name="401" href="#401">401</a> +<a class="jxr_linenumber" name="402" href="#402">402</a> <em class="jxr_javadoccomment">/**</em> +<a class="jxr_linenumber" name="403" href="#403">403</a> <em class="jxr_javadoccomment"> * Add a tag to the metrics</em> +<a class="jxr_linenumber" name="404" href="#404">404</a> <em class="jxr_javadoccomment"> * @param info metadata of the tag</em> +<a class="jxr_linenumber" name="405" href="#405">405</a> <em class="jxr_javadoccomment"> * @param value of the tag</em> +<a class="jxr_linenumber" name="406" href="#406">406</a> <em class="jxr_javadoccomment"> * @param override existing tag if true</em> +<a class="jxr_linenumber" name="407" href="#407">407</a> <em class="jxr_javadoccomment"> * @return the registry (for keep adding tags etc.)</em> +<a class="jxr_linenumber" name="408" href="#408">408</a> <em class="jxr_javadoccomment"> */</em> +<a class="jxr_linenumber" name="409" href="#409">409</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/DynamicMetricsRegistry.html">DynamicMetricsRegistry</a> tag(MetricsInfo info, String value, <strong class="jxr_keyword">boolean</strong> override) { +<a class="jxr_linenumber" name="410" href="#410">410</a> MetricsTag tag = Interns.tag(info, value); +<a class="jxr_linenumber" name="411" href="#411">411</a> +<a class="jxr_linenumber" name="412" href="#412">412</a> <strong class="jxr_keyword">if</strong> (!override) { +<a class="jxr_linenumber" name="413" href="#413">413</a> MetricsTag existing = tagsMap.putIfAbsent(info.name(), tag); +<a class="jxr_linenumber" name="414" href="#414">414</a> <strong class="jxr_keyword">if</strong> (existing != <strong class="jxr_keyword">null</strong>) { +<a class="jxr_linenumber" name="415" href="#415">415</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> MetricsException(<span class="jxr_string">"Tag "</span>+ info.name() +<span class="jxr_string">" already exists!"</span>); +<a class="jxr_linenumber" name="416" href="#416">416</a> } +<a class="jxr_linenumber" name="417" href="#417">417</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">this</strong>; +<a class="jxr_linenumber" name="418" href="#418">418</a> } +<a class="jxr_linenumber" name="419" href="#419">419</a> +<a class="jxr_linenumber" name="420" href="#420">420</a> tagsMap.put(info.name(), tag); +<a class="jxr_linenumber" name="421" href="#421">421</a> +<a class="jxr_linenumber" name="422" href="#422">422</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">this</strong>; +<a class="jxr_linenumber" name="423" href="#423">423</a> } +<a class="jxr_linenumber" name="424" href="#424">424</a> +<a class="jxr_linenumber" name="425" href="#425">425</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/DynamicMetricsRegistry.html">DynamicMetricsRegistry</a> tag(MetricsInfo info, String value) { +<a class="jxr_linenumber" name="426" href="#426">426</a> <strong class="jxr_keyword">return</strong> tag(info, value, false); +<a class="jxr_linenumber" name="427" href="#427">427</a> } +<a class="jxr_linenumber" name="428" href="#428">428</a> +<a class="jxr_linenumber" name="429" href="#429">429</a> Collection<MetricsTag> tags() { +<a class="jxr_linenumber" name="430" href="#430">430</a> <strong class="jxr_keyword">return</strong> tagsMap.values(); +<a class="jxr_linenumber" name="431" href="#431">431</a> } +<a class="jxr_linenumber" name="432" href="#432">432</a> +<a class="jxr_linenumber" name="433" href="#433">433</a> Collection<MutableMetric> metrics() { +<a class="jxr_linenumber" name="434" href="#434">434</a> <strong class="jxr_keyword">return</strong> metricsMap.values(); +<a class="jxr_linenumber" name="435" href="#435">435</a> } +<a class="jxr_linenumber" name="436" href="#436">436</a> +<a class="jxr_linenumber" name="437" href="#437">437</a> <em class="jxr_javadoccomment">/**</em> +<a class="jxr_linenumber" name="438" href="#438">438</a> <em class="jxr_javadoccomment"> * Sample all the mutable metrics and put the snapshot in the builder</em> +<a class="jxr_linenumber" name="439" href="#439">439</a> <em class="jxr_javadoccomment"> * @param builder to contain the metrics snapshot</em> +<a class="jxr_linenumber" name="440" href="#440">440</a> <em class="jxr_javadoccomment"> * @param all get all the metrics even if the values are not changed.</em> +<a class="jxr_linenumber" name="441" href="#441">441</a> <em class="jxr_javadoccomment"> */</em> +<a class="jxr_linenumber" name="442" href="#442">442</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> snapshot(MetricsRecordBuilder builder, <strong class="jxr_keyword">boolean</strong> all) { +<a class="jxr_linenumber" name="443" href="#443">443</a> <strong class="jxr_keyword">for</strong> (MetricsTag tag : tags()) { +<a class="jxr_linenumber" name="444" href="#444">444</a> builder.add(tag); +<a class="jxr_linenumber" name="445" href="#445">445</a> } +<a class="jxr_linenumber" name="446" href="#446">446</a> <strong class="jxr_keyword">for</strong> (MutableMetric metric : metrics()) { +<a class="jxr_linenumber" name="447" href="#447">447</a> metric.snapshot(builder, all); +<a class="jxr_linenumber" name="448" href="#448">448</a> } +<a class="jxr_linenumber" name="449" href="#449">449</a> } +<a class="jxr_linenumber" name="450" href="#450">450</a> +<a class="jxr_linenumber" name="451" href="#451">451</a> @Override <strong class="jxr_keyword">public</strong> String toString() { +<a class="jxr_linenumber" name="452" href="#452">452</a> <strong class="jxr_keyword">return</strong> Objects.toStringHelper(<strong class="jxr_keyword">this</strong>) +<a class="jxr_linenumber" name="453" href="#453">453</a> .add(<span class="jxr_string">"info"</span>, metricsInfo).add(<span class="jxr_string">"tags"</span>, tags()).add(<span class="jxr_string">"metrics"</span>, metrics()) +<a class="jxr_linenumber" name="454" href="#454">454</a> .toString(); +<a class="jxr_linenumber" name="455" href="#455">455</a> } +<a class="jxr_linenumber" name="456" href="#456">456</a> +<a class="jxr_linenumber" name="457" href="#457">457</a> <em class="jxr_javadoccomment">/**</em> +<a class="jxr_linenumber" name="458" href="#458">458</a> <em class="jxr_javadoccomment"> * Removes metric by name</em> +<a class="jxr_linenumber" name="459" href="#459">459</a> <em class="jxr_javadoccomment"> * @param name name of the metric to remove</em> +<a class="jxr_linenumber" name="460" href="#460">460</a> <em class="jxr_javadoccomment"> */</em> +<a class="jxr_linenumber" name="461" href="#461">461</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> removeMetric(String name) { +<a class="jxr_linenumber" name="462" href="#462">462</a> helper.removeObjectName(name); +<a class="jxr_linenumber" name="463" href="#463">463</a> metricsMap.remove(name); +<a class="jxr_linenumber" name="464" href="#464">464</a> } +<a class="jxr_linenumber" name="465" href="#465">465</a> +<a class="jxr_linenumber" name="466" href="#466">466</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> removeHistogramMetrics(String baseName) { +<a class="jxr_linenumber" name="467" href="#467">467</a> <strong class="jxr_keyword">for</strong> (String suffix:histogramSuffixes) { +<a class="jxr_linenumber" name="468" href="#468">468</a> removeMetric(baseName+suffix); +<a class="jxr_linenumber" name="469" href="#469">469</a> } +<a class="jxr_linenumber" name="470" href="#470">470</a> } +<a class="jxr_linenumber" name="471" href="#471">471</a> +<a class="jxr_linenumber" name="472" href="#472">472</a> <em class="jxr_javadoccomment">/**</em> +<a class="jxr_linenumber" name="473" href="#473">473</a> <em class="jxr_javadoccomment"> * Get a MetricMutableGaugeLong from the storage. If it is not there atomically put it.</em> +<a class="jxr_linenumber" name="474" href="#474">474</a> <em class="jxr_javadoccomment"> *</em> +<a class="jxr_linenumber" name="475" href="#475">475</a> <em class="jxr_javadoccomment"> * @param gaugeName name of the gauge to create or get.</em> +<a class="jxr_linenumber" name="476" href="#476">476</a> <em class="jxr_javadoccomment"> * @param potentialStartingValue value of the new gauge if we have to create it.</em> +<a class="jxr_linenumber" name="477" href="#477">477</a> <em class="jxr_javadoccomment"> */</em> +<a class="jxr_linenumber" name="478" href="#478">478</a> <strong class="jxr_keyword">public</strong> MutableGaugeLong getLongGauge(String gaugeName, <strong class="jxr_keyword">long</strong> potentialStartingValue) { +<a class="jxr_linenumber" name="479" href="#479">479</a> <em class="jxr_comment">//Try and get the guage.</em> +<a class="jxr_linenumber" name="480" href="#480">480</a> MutableMetric metric = metricsMap.get(gaugeName); +<a class="jxr_linenumber" name="481" href="#481">481</a> +<a class="jxr_linenumber" name="482" href="#482">482</a> <em class="jxr_comment">//If it's not there then try and put a new one in the storage.</em> +<a class="jxr_linenumber" name="483" href="#483">483</a> <strong class="jxr_keyword">if</strong> (metric == <strong class="jxr_keyword">null</strong>) { <a class="jxr_linenumber" name="484" href="#484">484</a> -<a class="jxr_linenumber" name="485" href="#485">485</a> -<a class="jxr_linenumber" name="486" href="#486">486</a> <strong class="jxr_keyword">if</strong> (!(counter instanceof MutableCounterLong)) { -<a class="jxr_linenumber" name="487" href="#487">487</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> MetricsException(<span class="jxr_string">"Metric already exists in registry for metric name: "</span> + -<a class="jxr_linenumber" name="488" href="#488">488</a> counterName + <span class="jxr_string">" and not of type MetricMutableCounterLong"</span>); -<a class="jxr_linenumber" name="489" href="#489">489</a> } -<a class="jxr_linenumber" name="490" href="#490">490</a> -<a class="jxr_linenumber" name="491" href="#491">491</a> <strong class="jxr_keyword">return</strong> (MutableCounterLong) counter; -<a class="jxr_linenumber" name="492" href="#492">492</a> } -<a class="jxr_linenumber" name="493" href="#493">493</a> -<a class="jxr_linenumber" name="494" href="#494">494</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/MutableHistogram.html">MutableHistogram</a> getHistogram(String histoName) { -<a class="jxr_linenumber" name="495" href="#495">495</a> <em class="jxr_comment">//See getLongGauge for description on how this works.</em> -<a class="jxr_linenumber" name="496" href="#496">496</a> MutableMetric histo = metricsMap.get(histoName); -<a class="jxr_linenumber" name="497" href="#497">497</a> <strong class="jxr_keyword">if</strong> (histo == <strong class="jxr_keyword">null</strong>) { -<a class="jxr_linenumber" name="498" href="#498">498</a> <a href="../../../../../org/apache/hadoop/metrics2/lib/MutableHistogram.html">MutableHistogram</a> newCounter = -<a class="jxr_linenumber" name="499" href="#499">499</a> <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/MutableHistogram.html">MutableHistogram</a>(<strong class="jxr_keyword">new</strong> MetricsInfoImpl(histoName, <span class="jxr_string">""</span>)); -<a class="jxr_linenumber" name="500" href="#500">500</a> histo = metricsMap.putIfAbsent(histoName, newCounter); -<a class="jxr_linenumber" name="501" href="#501">501</a> <strong class="jxr_keyword">if</strong> (histo == <strong class="jxr_keyword">null</strong>) { -<a class="jxr_linenumber" name="502" href="#502">502</a> <strong class="jxr_keyword">return</strong> newCounter; -<a class="jxr_linenumber" name="503" href="#503">503</a> } -<a class="jxr_linenumber" name="504" href="#504">504</a> } -<a class="jxr_linenumber" name="505" href="#505">505</a> +<a class="jxr_linenumber" name="485" href="#485">485</a> <em class="jxr_comment">//Create the potential new gauge.</em> +<a class="jxr_linenumber" name="486" href="#486">486</a> MutableGaugeLong newGauge = <strong class="jxr_keyword">new</strong> MutableGaugeLong(<strong class="jxr_keyword">new</strong> MetricsInfoImpl(gaugeName, <span class="jxr_string">""</span>), +<a class="jxr_linenumber" name="487" href="#487">487</a> potentialStartingValue); +<a class="jxr_linenumber" name="488" href="#488">488</a> +<a class="jxr_linenumber" name="489" href="#489">489</a> <em class="jxr_comment">// Try and put the gauge in. This is atomic.</em> +<a class="jxr_linenumber" name="490" href="#490">490</a> metric = metricsMap.putIfAbsent(gaugeName, newGauge); +<a class="jxr_linenumber" name="491" href="#491">491</a> +<a class="jxr_linenumber" name="492" href="#492">492</a> <em class="jxr_comment">//If the value we get back is null then the put was successful and we will return that.</em> +<a class="jxr_linenumber" name="493" href="#493">493</a> <em class="jxr_comment">//otherwise gaugeLong should contain the thing that was in before the put could be completed.</em> +<a class="jxr_linenumber" name="494" href="#494">494</a> <strong class="jxr_keyword">if</strong> (metric == <strong class="jxr_keyword">null</strong>) { +<a class="jxr_linenumber" name="495" href="#495">495</a> <strong class="jxr_keyword">return</strong> newGauge; +<a class="jxr_linenumber" name="496" href="#496">496</a> } +<a class="jxr_linenumber" name="497" href="#497">497</a> } +<a class="jxr_linenumber" name="498" href="#498">498</a> +<a class="jxr_linenumber" name="499" href="#499">499</a> <strong class="jxr_keyword">if</strong> (!(metric instanceof MutableGaugeLong)) { +<a class="jxr_linenumber" name="500" href="#500">500</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> MetricsException(<span class="jxr_string">"Metric already exists in registry for metric name: "</span> + gaugeName + +<a class="jxr_linenumber" name="501" href="#501">501</a> <span class="jxr_string">" and not of type MetricMutableGaugeLong"</span>); +<a class="jxr_linenumber" name="502" href="#502">502</a> } +<a class="jxr_linenumber" name="503" href="#503">503</a> +<a class="jxr_linenumber" name="504" href="#504">504</a> <strong class="jxr_keyword">return</strong> (MutableGaugeLong) metric; +<a class="jxr_linenumber" name="505" href="#505">505</a> } <a class="jxr_linenumber" name="506" href="#506">506</a> -<a class="jxr_linenumber" name="507" href="#507">507</a> <strong class="jxr_keyword">if</strong> (!(histo instanceof MutableHistogram)) { -<a class="jxr_linenumber" name="508" href="#508">508</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> MetricsException(<span class="jxr_string">"Metric already exists in registry for metric name: "</span> + -<a class="jxr_linenumber" name="509" href="#509">509</a> histoName + <span class="jxr_string">" and not of type MutableHistogram"</span>); -<a class="jxr_linenumber" name="510" href="#510">510</a> } -<a class="jxr_linenumber" name="511" href="#511">511</a> -<a class="jxr_linenumber" name="512" href="#512">512</a> <strong class="jxr_keyword">return</strong> (MutableHistogram) histo; -<a class="jxr_linenumber" name="513" href="#513">513</a> } -<a class="jxr_linenumber" name="514" href="#514">514</a> -<a class="jxr_linenumber" name="515" href="#515">515</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/MetricMutableQuantiles.html">MetricMutableQuantiles</a> getQuantile(String histoName) { -<a class="jxr_linenumber" name="516" href="#516">516</a> <em class="jxr_comment">//See getLongGauge for description on how this works.</em> -<a class="jxr_linenumber" name="517" href="#517">517</a> MutableMetric histo = metricsMap.get(histoName); -<a class="jxr_linenumber" name="518" href="#518">518</a> <strong class="jxr_keyword">if</strong> (histo == <strong class="jxr_keyword">null</strong>) { -<a class="jxr_linenumber" name="519" href="#519">519</a> <a href="../../../../../org/apache/hadoop/metrics2/lib/MetricMutableQuantiles.html">MetricMutableQuantiles</a> newCounter = -<a class="jxr_linenumber" name="520" href="#520">520</a> <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/MetricMutableQuantiles.html">MetricMutableQuantiles</a>(histoName, <span class="jxr_string">""</span>, <span class="jxr_string">"Ops"</span>, <span class="jxr_string">""</span>, 60); -<a class="jxr_linenumber" name="521" href="#521">521</a> histo = metricsMap.putIfAbsent(histoName, newCounter); -<a class="jxr_linenumber" name="522" href="#522">522</a> <strong class="jxr_keyword">if</strong> (histo == <strong class="jxr_keyword">null</strong>) { -<a class="jxr_linenumber" name="523" href="#523">523</a> <strong class="jxr_keyword">return</strong> newCounter; -<a class="jxr_linenumber" name="524" href="#524">524</a> } -<a class="jxr_linenumber" name="525" href="#525">525</a> } -<a class="jxr_linenumber" name="526" href="#526">526</a> -<a class="jxr_linenumber" name="527" href="#527">527</a> -<a class="jxr_linenumber" name="528" href="#528">528</a> <strong class="jxr_keyword">if</strong> (!(histo instanceof MetricMutableQuantiles)) { -<a class="jxr_linenumber" name="529" href="#529">529</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> MetricsException(<span class="jxr_string">"Metric already exists in registry for metric name: "</span> + -<a class="jxr_linenumber" name="530" href="#530">530</a> histoName + <span class="jxr_string">" and not of type MutableHistogram"</span>); -<a class="jxr_linenumber" name="531" href="#531">531</a> } -<a class="jxr_linenumber" name="532" href="#532">532</a> -<a class="jxr_linenumber" name="533" href="#533">533</a> <strong class="jxr_keyword">return</strong> (MetricMutableQuantiles) histo; -<a class="jxr_linenumber" name="534" href="#534">534</a> } -<a class="jxr_linenumber" name="535" href="#535">535</a> -<a class="jxr_linenumber" name="536" href="#536">536</a> <strong class="jxr_keyword">private</strong><T <strong class="jxr_keyword">extends</strong> MutableMetric> T -<a class="jxr_linenumber" name="537" href="#537">537</a> addNewMetricIfAbsent(String name, -<a class="jxr_linenumber" name="538" href="#538">538</a> T ret, -<a class="jxr_linenumber" name="539" href="#539">539</a> Class<T> metricClass) { -<a class="jxr_linenumber" name="540" href="#540">540</a> <em class="jxr_comment">//If the value we get back is null then the put was successful and we will</em> -<a class="jxr_linenumber" name="541" href="#541">541</a> <em class="jxr_comment">// return that. Otherwise metric should contain the thing that was in</em> -<a class="jxr_linenumber" name="542" href="#542">542</a> <em class="jxr_comment">// before the put could be completed.</em> -<a class="jxr_linenumber" name="543" href="#543">543</a> MutableMetric metric = metricsMap.putIfAbsent(name, ret); -<a class="jxr_linenumber" name="544" href="#544">544</a> <strong class="jxr_keyword">if</strong> (metric == <strong class="jxr_keyword">null</strong>) { -<a class="jxr_linenumber" name="545" href="#545">545</a> <strong class="jxr_keyword">return</strong> ret; -<a class="jxr_linenumber" name="546" href="#546">546</a> } -<a class="jxr_linenumber" name="547" href="#547">547</a> -<a class="jxr_linenumber" name="548" href="#548">548</a> <strong class="jxr_keyword">return</strong> returnExistingWithCast(metric, metricClass, name); -<a class="jxr_linenumber" name="549" href="#549">549</a> } -<a class="jxr_linenumber" name="550" href="#550">550</a> -<a class="jxr_linenumber" name="551" href="#551">551</a> @SuppressWarnings(<span class="jxr_string">"unchecked"</span>) -<a class="jxr_linenumber" name="552" href="#552">552</a> <strong class="jxr_keyword">private</strong><T> T returnExistingWithCast(MutableMetric metric, -<a class="jxr_linenumber" name="553" href="#553">553</a> Class<T> metricClass, String name) { -<a class="jxr_linenumber" name="554" href="#554">554</a> <strong class="jxr_keyword">if</strong> (!metricClass.isAssignableFrom(metric.getClass())) { -<a class="jxr_linenumber" name="555" href="#555">555</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> MetricsException(<span class="jxr_string">"Metric already exists in registry for metric name: "</span> + -<a class="jxr_linenumber" name="556" href="#556">556</a> name + <span class="jxr_string">" and not of type "</span> + metricClass + -<a class="jxr_linenumber" name="557" href="#557">557</a> <span class="jxr_string">" but instead of type "</span> + metric.getClass()); -<a class="jxr_linenumber" name="558" href="#558">558</a> } -<a class="jxr_linenumber" name="559" href="#559">559</a> -<a class="jxr_linenumber" name="560" href="#560">560</a> <strong class="jxr_keyword">return</strong> (T) metric; -<a class="jxr_linenumber" name="561" href="#561">561</a> } -<a class="jxr_linenumber" name="562" href="#562">562</a> -<a class="jxr_linenumber" name="563" href="#563">563</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> clearMetrics() { -<a class="jxr_linenumber" name="564" href="#564">564</a> <strong class="jxr_keyword">for</strong> (String name:metricsMap.keySet()) { -<a class="jxr_linenumber" name="565" href="#565">565</a> helper.removeObjectName(name); -<a class="jxr_linenumber" name="566" href="#566">566</a> } -<a class="jxr_linenumber" name="567" href="#567">567</a> metricsMap.clear(); -<a class="jxr_linenumber" name="568" href="#568">568</a> } -<a class="jxr_linenumber" name="569" href="#569">569</a> } +<a class="jxr_linenumber" name="507" href="#507">507</a> <em class="jxr_javadoccomment">/**</em> +<a class="jxr_linenumber" name="508" href="#508">508</a> <em class="jxr_javadoccomment"> * Get a MetricMutableCounterLong from the storage. If it is not there atomically put it.</em> +<a class="jxr_linenumber" name="509" href="#509">509</a> <em class="jxr_javadoccomment"> *</em> +<a class="jxr_linenumber" name="510" href="#510">510</a> <em class="jxr_javadoccomment"> * @param counterName Name of the counter to get</em> +<a class="jxr_linenumber" name="511" href="#511">511</a> <em class="jxr_javadoccomment"> * @param potentialStartingValue starting value if we have to create a new counter</em> +<a class="jxr_linenumber" name="512" href="#512">512</a> <em class="jxr_javadoccomment"> */</em> +<a class="jxr_linenumber" name="513" href="#513">513</a> <strong class="jxr_keyword">public</strong> MutableCounterLong getLongCounter(String counterName, <strong class="jxr_keyword">long</strong> potentialStartingValue) { +<a class="jxr_linenumber" name="514" href="#514">514</a> <em class="jxr_comment">//See getLongGauge for description on how this works.</em> +<a class="jxr_linenumber" name="515" href="#515">515</a> MutableMetric counter = metricsMap.get(counterName); +<a class="jxr_linenumber" name="516" href="#516">516</a> <strong class="jxr_keyword">if</strong> (counter == <strong class="jxr_keyword">null</strong>) { +<a class="jxr_linenumber" name="517" href="#517">517</a> MutableCounterLong newCounter = +<a class="jxr_linenumber" name="518" href="#518">518</a> <strong class="jxr_keyword">new</strong> MutableCounterLong(<strong class="jxr_keyword">new</strong> MetricsInfoImpl(counterName, <span class="jxr_string">""</span>), potentialStartingValue); +<a class="jxr_linenumber" name="519" href="#519">519</a> counter = metricsMap.putIfAbsent(counterName, newCounter); +<a class="jxr_linenumber" name="520" href="#520">520</a> <strong class="jxr_keyword">if</strong> (counter == <strong class="jxr_keyword">null</strong>) { +<a class="jxr_linenumber" name="521" href="#521">521</a> <strong class="jxr_keyword">return</strong> newCounter; +<a class="jxr_linenumber" name="522" href="#522">522</a> } +<a class="jxr_linenumber" name="523" href="#523">523</a> } +<a class="jxr_linenumber" name="524" href="#524">524</a> +<a class="jxr_linenumber" name="525" href="#525">525</a> +<a class="jxr_linenumber" name="526" href="#526">526</a> <strong class="jxr_keyword">if</strong> (!(counter instanceof MutableCounterLong)) { +<a class="jxr_linenumber" name="527" href="#527">527</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> MetricsException(<span class="jxr_string">"Metric already exists in registry for metric name: "</span> + +<a class="jxr_linenumber" name="528" href="#528">528</a> counterName + <span class="jxr_string">" and not of type MetricMutableCounterLong"</span>); +<a class="jxr_linenumber" name="529" href="#529">529</a> } +<a class="jxr_linenumber" name="530" href="#530">530</a> +<a class="jxr_linenumber" name="531" href="#531">531</a> <strong class="jxr_keyword">return</strong> (MutableCounterLong) counter; +<a class="jxr_linenumber" name="532" href="#532">532</a> } +<a class="jxr_linenumber" name="533" href="#533">533</a> +<a class="jxr_linenumber" name="534" href="#534">534</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/MutableHistogram.html">MutableHistogram</a> getHistogram(String histoName) { +<a class="jxr_linenumber" name="535" href="#535">535</a> <em class="jxr_comment">//See getLongGauge for description on how this works.</em> +<a class="jxr_linenumber" name="536" href="#536">536</a> MutableMetric histo = metricsMap.get(histoName); +<a class="jxr_linenumber" name="537" href="#537">537</a> <strong class="jxr_keyword">if</strong> (histo == <strong class="jxr_keyword">null</strong>) { +<a class="jxr_linenumber" name="538" href="#538">538</a> <a href="../../../../../org/apache/hadoop/metrics2/lib/MutableHistogram.html">MutableHistogram</a> newCounter = +<a class="jxr_linenumber" name="539" href="#539">539</a> <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/MutableHistogram.html">MutableHistogram</a>(<strong class="jxr_keyword">new</strong> MetricsInfoImpl(histoName, <span class="jxr_string">""</span>)); +<a class="jxr_linenumber" name="540" href="#540">540</a> histo = metricsMap.putIfAbsent(histoName, newCounter); +<a class="jxr_linenumber" name="541" href="#541">541</a> <strong class="jxr_keyword">if</strong> (histo == <strong class="jxr_keyword">null</strong>) { +<a class="jxr_linenumber" name="542" href="#542">542</a> <strong class="jxr_keyword">return</strong> newCounter; +<a class="jxr_linenumber" name="543" href="#543">543</a> } +<a class="jxr_linenumber" name="544" href="#544">544</a> } +<a class="jxr_linenumber" name="545" href="#545">545</a> +<a class="jxr_linenumber" name="546" href="#546">546</a> +<a class="jxr_linenumber" name="547" href="#547">547</a> <strong class="jxr_keyword">if</strong> (!(histo instanceof MutableHistogram)) { +<a class="jxr_linenumber" name="548" href="#548">548</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> MetricsException(<span class="jxr_string">"Metric already exists in registry for metric name: "</span> + +<a class="jxr_linenumber" name="549" href="#549">549</a> histoName + <span class="jxr_string">" and not of type MutableHistogram"</span>); +<a class="jxr_linenumber" name="550" href="#550">550</a> } +<a class="jxr_linenumber" name="551" href="#551">551</a> +<a class="jxr_linenumber" name="552" href="#552">552</a> <strong class="jxr_keyword">return</strong> (MutableHistogram) histo; +<a class="jxr_linenumber" name="553" href="#553">553</a> } +<a class="jxr_linenumber" name="554" href="#554">554</a> +<a class="jxr_linenumber" name="555" href="#555">555</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/MetricMutableQuantiles.html">MetricMutableQuantiles</a> getQuantile(String histoName) { +<a class="jxr_linenumber" name="556" href="#556">556</a> <em class="jxr_comment">//See getLongGauge for description on how this works.</em> +<a class="jxr_linenumber" name="557" href="#557">557</a> MutableMetric histo = metricsMap.get(histoName); +<a class="jxr_linenumber" name="558" href="#558">558</a> <strong class="jxr_keyword">if</strong> (histo == <strong class="jxr_keyword">null</strong>) { +<a class="jxr_linenumber" name="559" href="#559">559</a> <a href="../../../../../org/apache/hadoop/metrics2/lib/MetricMutableQuantiles.html">MetricMutableQuantiles</a> newCounter = +<a class="jxr_linenumber" name="560" href="#560">560</a> <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/metrics2/lib/MetricMutableQuantiles.html">MetricMutableQuantiles</a>(histoName, <span class="jxr_string">""</span>, <span class="jxr_string">"Ops"</span>, <span class="jxr_string">""</span>, 60); +<a class="jxr_linenumber" name="561" href="#561">561</a> histo = metricsMap.putIfAbsent(histoName, newCounter); +<a class="jxr_linenumber" name="562" href="#562">562</a> <strong class="jxr_keyword">if</strong> (histo == <strong class="jxr_keyword">null</strong>) { +<a class="jxr_linenumber" name="563" href="#563">563</a> <strong class="jxr_keyword">return</strong> newCounter; +<a class="jxr_linenumber" name="564" href="#564">564</a> } +<a class="jxr_linenumber" name="565" href="#565">565</a> } +<a class="jxr_linenumber" name="566" href="#566">566</a> +<a class="jxr_linenumber" name="567" href="#567">567</a> +<a class="jxr_linenumber" name="568" href="#568">568</a> <strong class="jxr_keyword">if</strong> (!(histo instanceof MetricMutableQuantiles)) { +<a class="jxr_linenumber" name="569" href="#569">569</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> MetricsException(<span class="jxr_string">"Metric already exists in registry for metric name: "</span> + +<a class="jxr_linenumber" name="570" href="#570">570</a> histoName + <span class="jxr_string">" and not of type MutableHistogram"</span>); +<a class="jxr_linenumber" name="571" href="#571">571</a> } +<a class="jxr_linenumber" name="572" href="#572">572</a> +<a class="jxr_linenumber" name="573" href="#573">573</a> <strong class="jxr_keyword">return</strong> (MetricMutableQuantiles) histo; +<a class="jxr_linenumber" name="574" href="#574">574</a> } +<a class="jxr_linenumber" name="575" href="#575">575</a> +<a class="jxr_linenumber" name="576" href="#576">576</a> <strong class="jxr_keyword">private</strong><T <strong class="jxr_keyword">extends</strong> MutableMetric> T +<a class="jxr_linenumber" name="577" href="#577">577</a> addNewMetricIfAbsent(String name, +<a class="jxr_linenumber" name="578" href="#578">578</a> T ret, +<a class="jxr_linenumber" name="579" href="#579">579</a> Class<T> metricClass) { +<a class="jxr_linenumber" name="580" href="#580">580</a> <em class="jxr_comment">//If the value we get back is null then the put was successful and we will</em> +<a class="jxr_linenumber" name="581" href="#581">581</a> <em class="jxr_comment">// return that. Otherwise metric should contain the thing that was in</em> +<a class="jxr_linenumber" name="582" href="#582">582</a> <em class="jxr_comment">// before the put could be completed.</em> +<a class="jxr_linenumber" name="583" href="#583">583</a> MutableMetric metric = metricsMap.putIfAbsent(name, ret); +<a class="jxr_linenumber" name="584" href="#584">584</a> <strong class="jxr_keyword">if</strong> (metric == <strong class="jxr_keyword">null</strong>) { +<a class="jxr_linenumber" name="585" href="#585">585</a> <strong class="jxr_keyword">return</strong> ret; +<a class="jxr_linenumber" name="586" href="#586">586</a> } +<a class="jxr_linenumber" name="587" href="#587">587</a> +<a class="jxr_linenumber" name="588" href="#588">588</a> <strong class="jxr_keyword">return</strong> returnExistingWithCast(metric, metricClass, name); +<a class="jxr_linenumber" name="589" href="#589">589</a> } +<a class="jxr_linenumber" name="590" href="#590">590</a> +<a class="jxr_linenumber" name="591" href="#591">591</a> @SuppressWarnings(<span class="jxr_string">"unchecked"</span>) +<a class="jxr_linenumber" name="592" href="#592">592</a> <strong class="jxr_keyword">private</strong><T> T returnExistingWithCast(MutableMetric metric, +<a class="jxr_linenumber" name="593" href="#593">593</a> Class<T> metricClass, String name) { +<a class="jxr_linenumber" name="594" href="#594">594</a> <strong class="jxr_keyword">if</strong> (!metricClass.isAssignableFrom(metric.getClass())) { +<a class="jxr_linenumber" name="595" href="#595">595</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> MetricsException(<span class="jxr_string">"Metric already exists in registry for metric name: "</span> + +<a class="jxr_linenumber" name="596" href="#596">596</a> name + <span class="jxr_string">" and not of type "</span> + metricClass + +<a class="jxr_linenumber" name="597" href="#597">597</a> <span class="jxr_string">" but instead of type "</span> + metric.getClass()); +<a class="jxr_linenumber" name="598" href="#598">598</a> } +<a class="jxr_linenumber" name="599" href="#599">599</a> +<a class="jxr_linenumber" name="600" href="#600">600</a> <strong class="jxr_keyword">return</strong> (T) metric; +<a class="jxr_linenumber" name="601" href="#601">601</a> } +<a class="jxr_linenumber" name="602" href="#602">602</a> +<a class="jxr_linenumber" name="603" href="#603">603</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> clearMetrics() { +<a class="jxr_linenumber" name="604" href="#604">604</a> <strong class="jxr_keyword">for</strong> (String name:metricsMap.keySet()) { +<a class="jxr_linenumber" name="605" href="#605">605</a> helper.removeObjectName(name); +<a class="jxr_linenumber" name="606" href="#606">606</a> } +<a class="jxr_linenumber" name="607" href="#607">607</a> metricsMap.clear(); +<a class="jxr_linenumber" name="608" href="#608">608</a> } +<a class="jxr_linenumber" name="609" href="#609">609</a> } </pre> <hr/><div id="footer">This page was automatically generated by <a href="http://maven.apache.org/";>Maven</a></div></body> </html> http://git-wip-us.apache.org/repos/asf/hbase-site/blob/04ad6c11/xref/org/apache/hadoop/metrics2/lib/MutableHistogram.html ---------------------------------------------------------------------- diff --git a/xref/org/apache/hadoop/metrics2/lib/MutableHistogram.html b/xref/org/apache/hadoop/metrics2/lib/MutableHistogram.html index 54a47d0..a9fa0ff 100644 --- a/xref/org/apache/hadoop/metrics2/lib/MutableHistogram.html +++ b/xref/org/apache/hadoop/metrics2/lib/MutableHistogram.html @@ -51,8 +51,8 @@ <a class="jxr_linenumber" name="41" href="#41">41</a> <em class="jxr_comment">// Per Cormode et al. an alpha of 0.015 strongly biases to the last 5 minutes</em> <a class="jxr_linenumber" name="42" href="#42">42</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">double</strong> DEFAULT_ALPHA = 0.015; <a class="jxr_linenumber" name="43" href="#43">43</a> -<a class="jxr_linenumber" name="44" href="#44">44</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> String name; -<a class="jxr_linenumber" name="45" href="#45">45</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> String desc; +<a class="jxr_linenumber" name="44" href="#44">44</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">final</strong> String name; +<a class="jxr_linenumber" name="45" href="#45">45</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">final</strong> String desc; <a class="jxr_linenumber" name="46" href="#46">46</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> Sample sample; <a class="jxr_linenumber" name="47" href="#47">47</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> AtomicLong min; <a class="jxr_linenumber" name="48" href="#48">48</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> AtomicLong max; @@ -126,25 +126,29 @@ <a class="jxr_linenumber" name="116" href="#116">116</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> snapshot(MetricsRecordBuilder metricsRecordBuilder, <strong class="jxr_keyword">boolean</strong> all) { <a class="jxr_linenumber" name="117" href="#117">117</a> <strong class="jxr_keyword">if</strong> (all || changed()) { <a class="jxr_linenumber" name="118" href="#118">118</a> clearChanged(); -<a class="jxr_linenumber" name="119" href="#119">119</a> <strong class="jxr_keyword">final</strong> Snapshot s = sample.getSnapshot(); -<a class="jxr_linenumber" name="120" href="#120">120</a> metricsRecordBuilder.addCounter(Interns.info(name + NUM_OPS_METRIC_NAME, desc), count.get()); -<a class="jxr_linenumber" name="121" href="#121">121</a> -<a class="jxr_linenumber" name="122" href="#122">122</a> metricsRecordBuilder.addGauge(Interns.info(name + MIN_METRIC_NAME, desc), getMin()); -<a class="jxr_linenumber" name="123" href="#123">123</a> metricsRecordBuilder.addGauge(Interns.info(name + MAX_METRIC_NAME, desc), getMax()); -<a class="jxr_linenumber" name="124" href="#124">124</a> metricsRecordBuilder.addGauge(Interns.info(name + MEAN_METRIC_NAME, desc), getMean()); -<a class="jxr_linenumber" name="125" href="#125">125</a> -<a class="jxr_linenumber" name="126" href="#126">126</a> metricsRecordBuilder.addGauge(Interns.info(name + MEDIAN_METRIC_NAME, desc), s.getMedian()); -<a class="jxr_linenumber" name="127" href="#127">127</a> metricsRecordBuilder.addGauge(Interns.info(name + SEVENTY_FIFTH_PERCENTILE_METRIC_NAME, desc), -<a class="jxr_linenumber" name="128" href="#128">128</a> s.get75thPercentile()); -<a class="jxr_linenumber" name="129" href="#129">129</a> metricsRecordBuilder.addGauge(Interns.info(name + NINETIETH_PERCENTILE_METRIC_NAME, desc), -<a class="jxr_linenumber" name="130" href="#130">130</a> s.getValue(0.90)); -<a class="jxr_linenumber" name="131" href="#131">131</a> metricsRecordBuilder.addGauge(Interns.info(name + NINETY_FIFTH_PERCENTILE_METRIC_NAME, desc), -<a class="jxr_linenumber" name="132" href="#132">132</a> s.get95thPercentile()); -<a class="jxr_linenumber" name="133" href="#133">133</a> metricsRecordBuilder.addGauge(Interns.info(name + NINETY_NINETH_PERCENTILE_METRIC_NAME, desc), -<a class="jxr_linenumber" name="134" href="#134">134</a> s.get99thPercentile()); -<a class="jxr_linenumber" name="135" href="#135">135</a> } -<a class="jxr_linenumber" name="136" href="#136">136</a> } -<a class="jxr_linenumber" name="137" href="#137">137</a> } +<a class="jxr_linenumber" name="119" href="#119">119</a> updateSnapshotMetrics(metricsRecordBuilder); +<a class="jxr_linenumber" name="120" href="#120">120</a> } +<a class="jxr_linenumber" name="121" href="#121">121</a> } +<a class="jxr_linenumber" name="122" href="#122">122</a> +<a class="jxr_linenumber" name="123" href="#123">123</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> updateSnapshotMetrics(MetricsRecordBuilder metricsRecordBuilder) { +<a class="jxr_linenumber" name="124" href="#124">124</a> <strong class="jxr_keyword">final</strong> Snapshot s = sample.getSnapshot(); +<a class="jxr_linenumber" name="125" href="#125">125</a> metricsRecordBuilder.addCounter(Interns.info(name + NUM_OPS_METRIC_NAME, desc), count.get()); +<a class="jxr_linenumber" name="126" href="#126">126</a> +<a class="jxr_linenumber" name="127" href="#127">127</a> metricsRecordBuilder.addGauge(Interns.info(name + MIN_METRIC_NAME, desc), getMin()); +<a class="jxr_linenumber" name="128" href="#128">128</a> metricsRecordBuilder.addGauge(Interns.info(name + MAX_METRIC_NAME, desc), getMax()); +<a class="jxr_linenumber" name="129" href="#129">129</a> metricsRecordBuilder.addGauge(Interns.info(name + MEAN_METRIC_NAME, desc), getMean()); +<a class="jxr_linenumber" name="130" href="#130">130</a> +<a class="jxr_linenumber" name="131" href="#131">131</a> metricsRecordBuilder.addGauge(Interns.info(name + MEDIAN_METRIC_NAME, desc), s.getMedian()); +<a class="jxr_linenumber" name="132" href="#132">132</a> metricsRecordBuilder.addGauge(Interns.info(name + SEVENTY_FIFTH_PERCENTILE_METRIC_NAME, desc), +<a class="jxr_linenumber" name="133" href="#133">133</a> s.get75thPercentile()); +<a class="jxr_linenumber" name="134" href="#134">134</a> metricsRecordBuilder.addGauge(Interns.info(name + NINETIETH_PERCENTILE_METRIC_NAME, desc), +<a class="jxr_linenumber" name="135" href="#135">135</a> s.getValue(0.90)); +<a class="jxr_linenumber" name="136" href="#136">136</a> metricsRecordBuilder.addGauge(Interns.info(name + NINETY_FIFTH_PERCENTILE_METRIC_NAME, desc), +<a class="jxr_linenumber" name="137" href="#137">137</a> s.get95thPercentile()); +<a class="jxr_linenumber" name="138" href="#138">138</a> metricsRecordBuilder.addGauge(Interns.info(name + NINETY_NINETH_PERCENTILE_METRIC_NAME, desc), +<a class="jxr_linenumber" name="139" href="#139">139</a> s.get99thPercentile()); +<a class="jxr_linenumber" name="140" href="#140">140</a> } +<a class="jxr_linenumber" name="141" href="#141">141</a> } </pre> <hr/><div id="footer">This page was automatically generated by <a href="http://maven.apache.org/";>Maven</a></div></body> </html> http://git-wip-us.apache.org/repos/asf/hbase-site/blob/04ad6c11/xref/org/apache/hadoop/metrics2/lib/package-frame.html ---------------------------------------------------------------------- diff --git a/xref/org/apache/hadoop/metrics2/lib/package-frame.html b/xref/org/apache/hadoop/metrics2/lib/package-frame.html index 9b09ca6..a6dd850 100644 --- a/xref/org/apache/hadoop/metrics2/lib/package-frame.html +++ b/xref/org/apache/hadoop/metrics2/lib/package-frame.html @@ -34,6 +34,15 @@ <a href="MutableHistogram.html" target="classFrame">MutableHistogram</a> </li> <li> + <a href="MutableRangeHistogram.html" target="classFrame">MutableRangeHistogram</a> + </li> + <li> + <a href="MutableSizeHistogram.html" target="classFrame">MutableSizeHistogram</a> + </li> + <li> + <a href="MutableTimeHistogram.html" target="classFrame">MutableTimeHistogram</a> + </li> + <li> <a href="MetricMutableQuantiles.html" target="classFrame">RolloverSample</a> </li> <li> http://git-wip-us.apache.org/repos/asf/hbase-site/blob/04ad6c11/xref/org/apache/hadoop/metrics2/lib/package-summary.html ---------------------------------------------------------------------- diff --git a/xref/org/apache/hadoop/metrics2/lib/package-summary.html b/xref/org/apache/hadoop/metrics2/lib/package-summary.html index 7460eb9..23dd418 100644 --- a/xref/org/apache/hadoop/metrics2/lib/package-summary.html +++ b/xref/org/apache/hadoop/metrics2/lib/package-summary.html @@ -67,6 +67,21 @@ </tr> <tr> <td> + <a href="MutableRangeHistogram.html" target="classFrame">MutableRangeHistogram</a> + </td> + </tr> + <tr> + <td> + <a href="MutableSizeHistogram.html" target="classFrame">MutableSizeHistogram</a> + </td> + </tr> + <tr> + <td> + <a href="MutableTimeHistogram.html" target="classFrame">MutableTimeHistogram</a> + </td> + </tr> + <tr> + <td> <a href="MetricMutableQuantiles.html" target="classFrame">RolloverSample</a> </td> </tr>
