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| <h2 title="Class DefaultOperationQuota" class="title">Class DefaultOperationQuota</h2> |
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| <pre>@InterfaceAudience.Private |
| @InterfaceStability.Evolving |
| public class <a href="../../../../../src-html/org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#line.32">DefaultOperationQuota</a> |
| extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> |
| implements <a href="../../../../../org/apache/hadoop/hbase/quotas/OperationQuota.html" title="interface in org.apache.hadoop.hbase.quotas">OperationQuota</a></pre> |
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| <h3>Nested classes/interfaces inherited from interface org.apache.hadoop.hbase.quotas.<a href="../../../../../org/apache/hadoop/hbase/quotas/OperationQuota.html" title="interface in org.apache.hadoop.hbase.quotas">OperationQuota</a></h3> |
| <code><a href="../../../../../org/apache/hadoop/hbase/quotas/OperationQuota.OperationType.html" title="enum in org.apache.hadoop.hbase.quotas">OperationQuota.OperationType</a></code></li> |
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| <h3>Field Summary</h3> |
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| <caption><span>Fields</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Field and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../org/apache/hadoop/hbase/quotas/QuotaLimiter.html" title="interface in org.apache.hadoop.hbase.quotas">QuotaLimiter</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#limiters">limiters</a></span></code> </td> |
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| <tr class="rowColor"> |
| <td class="colFirst"><code>private long[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#operationSize">operationSize</a></span></code> </td> |
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| <tr class="altColor"> |
| <td class="colFirst"><code>protected long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#readAvailable">readAvailable</a></span></code> </td> |
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| <tr class="rowColor"> |
| <td class="colFirst"><code>private long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#readCapacityUnit">readCapacityUnit</a></span></code> </td> |
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| <tr class="altColor"> |
| <td class="colFirst"><code>protected long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#readCapacityUnitConsumed">readCapacityUnitConsumed</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#readCapacityUnitDiff">readCapacityUnitDiff</a></span></code> </td> |
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| <tr class="altColor"> |
| <td class="colFirst"><code>protected long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#readConsumed">readConsumed</a></span></code> </td> |
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| <tr class="rowColor"> |
| <td class="colFirst"><code>protected long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#readDiff">readDiff</a></span></code> </td> |
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| <tr class="altColor"> |
| <td class="colFirst"><code>private long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#writeCapacityUnit">writeCapacityUnit</a></span></code> </td> |
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| <tr class="rowColor"> |
| <td class="colFirst"><code>protected long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#writeCapacityUnitConsumed">writeCapacityUnitConsumed</a></span></code> </td> |
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| <tr class="altColor"> |
| <td class="colFirst"><code>protected long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#writeCapacityUnitDiff">writeCapacityUnitDiff</a></span></code> </td> |
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| <tr class="rowColor"> |
| <td class="colFirst"><code>protected long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#writeConsumed">writeConsumed</a></span></code> </td> |
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| <tr class="altColor"> |
| <td class="colFirst"><code>protected long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#writeDiff">writeDiff</a></span></code> </td> |
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| <th class="colOne" scope="col">Constructor and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#DefaultOperationQuota-org.apache.hadoop.conf.Configuration-java.util.List-">DefaultOperationQuota</a></span>(org.apache.hadoop.conf.Configuration conf, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../org/apache/hadoop/hbase/quotas/QuotaLimiter.html" title="interface in org.apache.hadoop.hbase.quotas">QuotaLimiter</a>> limiters)</code> |
| <div class="block">NOTE: The order matters.</div> |
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| <tr class="rowColor"> |
| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#DefaultOperationQuota-org.apache.hadoop.conf.Configuration-org.apache.hadoop.hbase.quotas.QuotaLimiter...-">DefaultOperationQuota</a></span>(org.apache.hadoop.conf.Configuration conf, |
| <a href="../../../../../org/apache/hadoop/hbase/quotas/QuotaLimiter.html" title="interface in org.apache.hadoop.hbase.quotas">QuotaLimiter</a>... limiters)</code> </td> |
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| <h3>Method Summary</h3> |
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| <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd"> </span></span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Method and Description</th> |
| </tr> |
| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#addGetResult-org.apache.hadoop.hbase.client.Result-">addGetResult</a></span>(<a href="../../../../../org/apache/hadoop/hbase/client/Result.html" title="class in org.apache.hadoop.hbase.client">Result</a> result)</code> |
| <div class="block">Add a get result.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#addMutation-org.apache.hadoop.hbase.client.Mutation-">addMutation</a></span>(<a href="../../../../../org/apache/hadoop/hbase/client/Mutation.html" title="class in org.apache.hadoop.hbase.client">Mutation</a> mutation)</code> |
| <div class="block">Add a mutation result.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#addScanResult-java.util.List-">addScanResult</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../org/apache/hadoop/hbase/client/Result.html" title="class in org.apache.hadoop.hbase.client">Result</a>> results)</code> |
| <div class="block">Add a scan result.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>private long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#calculateReadCapacityUnit-long-">calculateReadCapacityUnit</a></span>(long size)</code> </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>private long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#calculateReadCapacityUnitDiff-long-long-">calculateReadCapacityUnitDiff</a></span>(long actualSize, |
| long estimateSize)</code> </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>private long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#calculateWriteCapacityUnit-long-">calculateWriteCapacityUnit</a></span>(long size)</code> </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>private long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#calculateWriteCapacityUnitDiff-long-long-">calculateWriteCapacityUnitDiff</a></span>(long actualSize, |
| long estimateSize)</code> </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#checkQuota-int-int-int-">checkQuota</a></span>(int numWrites, |
| int numReads, |
| int numScans)</code> |
| <div class="block">Checks if it is possible to execute the specified operation.</div> |
| </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#close--">close</a></span>()</code> |
| <div class="block">Cleanup method on operation completion</div> |
| </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>private long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#estimateConsume-org.apache.hadoop.hbase.quotas.OperationQuota.OperationType-int-long-">estimateConsume</a></span>(<a href="../../../../../org/apache/hadoop/hbase/quotas/OperationQuota.OperationType.html" title="enum in org.apache.hadoop.hbase.quotas">OperationQuota.OperationType</a> type, |
| int numReqs, |
| long avgSize)</code> </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#getReadAvailable--">getReadAvailable</a></span>()</code> </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code>protected void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#updateEstimateConsumeQuota-int-int-int-">updateEstimateConsumeQuota</a></span>(int numWrites, |
| int numReads, |
| int numScans)</code> |
| <div class="block">Update estimate quota(read/write size/capacityUnits) which will be consumed</div> |
| </td> |
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| <h3>Constructor Detail</h3> |
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| <h4>DefaultOperationQuota</h4> |
| <pre>public <a href="../../../../../src-html/org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#line.55">DefaultOperationQuota</a>(org.apache.hadoop.conf.Configuration conf, |
| <a href="../../../../../org/apache/hadoop/hbase/quotas/QuotaLimiter.html" title="interface in org.apache.hadoop.hbase.quotas">QuotaLimiter</a>... limiters)</pre> |
| </li> |
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| <h4>DefaultOperationQuota</h4> |
| <pre>public <a href="../../../../../src-html/org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#line.62">DefaultOperationQuota</a>(org.apache.hadoop.conf.Configuration conf, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../org/apache/hadoop/hbase/quotas/QuotaLimiter.html" title="interface in org.apache.hadoop.hbase.quotas">QuotaLimiter</a>> limiters)</pre> |
| <div class="block">NOTE: The order matters. It should be something like [user, table, namespace, global]</div> |
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| <h4>checkQuota</h4> |
| <pre>public void <a href="../../../../../src-html/org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#line.77">checkQuota</a>(int numWrites, |
| int numReads, |
| int numScans) |
| throws <a href="../../../../../org/apache/hadoop/hbase/quotas/RpcThrottlingException.html" title="class in org.apache.hadoop.hbase.quotas">RpcThrottlingException</a></pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../org/apache/hadoop/hbase/quotas/OperationQuota.html#checkQuota-int-int-int-">OperationQuota</a></code></span></div> |
| <div class="block">Checks if it is possible to execute the specified operation. |
| The quota will be estimated based on the number of operations to perform |
| and the average size accumulated during time.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../org/apache/hadoop/hbase/quotas/OperationQuota.html#checkQuota-int-int-int-">checkQuota</a></code> in interface <code><a href="../../../../../org/apache/hadoop/hbase/quotas/OperationQuota.html" title="interface in org.apache.hadoop.hbase.quotas">OperationQuota</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>numWrites</code> - number of write operation that will be performed</dd> |
| <dd><code>numReads</code> - number of small-read operation that will be performed</dd> |
| <dd><code>numScans</code> - number of long-read operation that will be performed</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../../org/apache/hadoop/hbase/quotas/RpcThrottlingException.html" title="class in org.apache.hadoop.hbase.quotas">RpcThrottlingException</a></code> - if the operation cannot be performed because |
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| <h4>close</h4> |
| <pre>public void <a href="../../../../../src-html/org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#line.96">close</a>()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../org/apache/hadoop/hbase/quotas/OperationQuota.html#close--">OperationQuota</a></code></span></div> |
| <div class="block">Cleanup method on operation completion</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../org/apache/hadoop/hbase/quotas/OperationQuota.html#close--">close</a></code> in interface <code><a href="../../../../../org/apache/hadoop/hbase/quotas/OperationQuota.html" title="interface in org.apache.hadoop.hbase.quotas">OperationQuota</a></code></dd> |
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| <h4>getReadAvailable</h4> |
| <pre>public long <a href="../../../../../src-html/org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#line.118">getReadAvailable</a>()</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../org/apache/hadoop/hbase/quotas/OperationQuota.html#getReadAvailable--">getReadAvailable</a></code> in interface <code><a href="../../../../../org/apache/hadoop/hbase/quotas/OperationQuota.html" title="interface in org.apache.hadoop.hbase.quotas">OperationQuota</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the number of bytes available to read to avoid exceeding the quota</dd> |
| </dl> |
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| <pre>public void <a href="../../../../../src-html/org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#line.123">addGetResult</a>(<a href="../../../../../org/apache/hadoop/hbase/client/Result.html" title="class in org.apache.hadoop.hbase.client">Result</a> result)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../org/apache/hadoop/hbase/quotas/OperationQuota.html#addGetResult-org.apache.hadoop.hbase.client.Result-">OperationQuota</a></code></span></div> |
| <div class="block">Add a get result. This will be used to calculate the exact quota and |
| have a better short-read average size for the next time.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../org/apache/hadoop/hbase/quotas/OperationQuota.html#addGetResult-org.apache.hadoop.hbase.client.Result-">addGetResult</a></code> in interface <code><a href="../../../../../org/apache/hadoop/hbase/quotas/OperationQuota.html" title="interface in org.apache.hadoop.hbase.quotas">OperationQuota</a></code></dd> |
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| <pre>public void <a href="../../../../../src-html/org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#line.128">addScanResult</a>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../org/apache/hadoop/hbase/client/Result.html" title="class in org.apache.hadoop.hbase.client">Result</a>> results)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../org/apache/hadoop/hbase/quotas/OperationQuota.html#addScanResult-java.util.List-">OperationQuota</a></code></span></div> |
| <div class="block">Add a scan result. This will be used to calculate the exact quota and |
| have a better long-read average size for the next time.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../org/apache/hadoop/hbase/quotas/OperationQuota.html#addScanResult-java.util.List-">addScanResult</a></code> in interface <code><a href="../../../../../org/apache/hadoop/hbase/quotas/OperationQuota.html" title="interface in org.apache.hadoop.hbase.quotas">OperationQuota</a></code></dd> |
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| <pre>public void <a href="../../../../../src-html/org/apache/hadoop/hbase/quotas/DefaultOperationQuota.html#line.133">addMutation</a>(<a href="../../../../../org/apache/hadoop/hbase/client/Mutation.html" title="class in org.apache.hadoop.hbase.client">Mutation</a> mutation)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../org/apache/hadoop/hbase/quotas/OperationQuota.html#addMutation-org.apache.hadoop.hbase.client.Mutation-">OperationQuota</a></code></span></div> |
| <div class="block">Add a mutation result. This will be used to calculate the exact quota and |
| have a better mutation average size for the next time.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../org/apache/hadoop/hbase/quotas/OperationQuota.html#addMutation-org.apache.hadoop.hbase.client.Mutation-">addMutation</a></code> in interface <code><a href="../../../../../org/apache/hadoop/hbase/quotas/OperationQuota.html" title="interface in org.apache.hadoop.hbase.quotas">OperationQuota</a></code></dd> |
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| int numReads, |
| int numScans)</pre> |
| <div class="block">Update estimate quota(read/write size/capacityUnits) which will be consumed</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>numWrites</code> - the number of write requests</dd> |
| <dd><code>numReads</code> - the number of read requests</dd> |
| <dd><code>numScans</code> - the number of scan requests</dd> |
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| int numReqs, |
| long avgSize)</pre> |
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| long estimateSize)</pre> |
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