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| <div class="subTitle">edu.snu.coral.runtime.executor.data</div> |
| <h2 title="Class BlockManagerWorker" class="title">Class BlockManagerWorker</h2> |
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| <ul class="inheritance"> |
| <li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li>edu.snu.coral.runtime.executor.data.BlockManagerWorker</li> |
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| <pre><a href="https://docs.oracle.com/javase/8/docs/api/javax/annotation/concurrent.ThreadSafe.html?is-external=true" title="class or interface in javax.annotation">@ThreadSafe</a> |
| public final class <span class="typeNameLabel">BlockManagerWorker</span> |
| 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></pre> |
| <div class="block">Executor-side block manager.</div> |
| </li> |
| </ul> |
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| <div class="summary"> |
| <ul class="blockList"> |
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| <!-- ========== METHOD SUMMARY =========== --> |
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| <h3>Method Summary</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> |
| <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="../../../../../../edu/snu/coral/runtime/executor/data/BlockManagerWorker.html#commitBlock-java.lang.String-edu.snu.coral.common.ir.edge.executionproperty.DataStoreProperty.Value-java.util.List-java.lang.String-int-edu.snu.coral.common.ir.edge.executionproperty.UsedDataHandlingProperty.Value-">commitBlock</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> blockId, |
| <a href="../../../../../../edu/snu/coral/common/ir/edge/executionproperty/DataStoreProperty.Value.html" title="enum in edu.snu.coral.common.ir.edge.executionproperty">DataStoreProperty.Value</a> blockStore, |
| <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="https://docs.oracle.com/javase/8/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>> partitionSizeInfo, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> srcIRVertexId, |
| int expectedReadTotal, |
| <a href="../../../../../../edu/snu/coral/common/ir/edge/executionproperty/UsedDataHandlingProperty.Value.html" title="enum in edu.snu.coral.common.ir.edge.executionproperty">UsedDataHandlingProperty.Value</a> usedDataHandling)</code> |
| <div class="block">Notifies that all writes for a block is end.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../edu/snu/coral/runtime/executor/data/BlockManagerWorker.html#createBlock-java.lang.String-edu.snu.coral.common.ir.edge.executionproperty.DataStoreProperty.Value-">createBlock</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> blockId, |
| <a href="../../../../../../edu/snu/coral/common/ir/edge/executionproperty/DataStoreProperty.Value.html" title="enum in edu.snu.coral.common.ir.edge.executionproperty">DataStoreProperty.Value</a> blockStore)</code> |
| <div class="block">Creates a new block.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../edu/snu/coral/runtime/executor/data/BlockManagerWorker.html#onPullRequest-edu.snu.coral.runtime.executor.data.blocktransfer.BlockOutputStream-">onPullRequest</a></span>(<a href="../../../../../../edu/snu/coral/runtime/executor/data/blocktransfer/BlockOutputStream.html" title="class in edu.snu.coral.runtime.executor.data.blocktransfer">BlockOutputStream</a><?> outputStream)</code> |
| <div class="block">Respond to a pull request by another executor.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../edu/snu/coral/runtime/executor/data/BlockManagerWorker.html#onPushNotification-edu.snu.coral.runtime.executor.data.blocktransfer.BlockInputStream-">onPushNotification</a></span>(<a href="../../../../../../edu/snu/coral/runtime/executor/data/blocktransfer/BlockInputStream.html" title="class in edu.snu.coral.runtime.executor.data.blocktransfer">BlockInputStream</a> inputStream)</code> |
| <div class="block">Respond to a push notification by another executor.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Optional.html?is-external=true" title="class or interface in java.util">Optional</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="https://docs.oracle.com/javase/8/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../edu/snu/coral/runtime/executor/data/BlockManagerWorker.html#putPartitions-java.lang.String-java.lang.Iterable-edu.snu.coral.common.ir.edge.executionproperty.DataStoreProperty.Value-">putPartitions</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> blockId, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a><<a href="../../../../../../edu/snu/coral/runtime/executor/data/Partition.html" title="interface in edu.snu.coral.runtime.executor.data">Partition</a>> partitions, |
| <a href="../../../../../../edu/snu/coral/common/ir/edge/executionproperty/DataStoreProperty.Value.html" title="enum in edu.snu.coral.common.ir.edge.executionproperty">DataStoreProperty.Value</a> blockStore)</code> |
| <div class="block">Store an iterable of data partitions to a block in the target <code>BlockStore</code>.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/CompletableFuture.html?is-external=true" title="class or interface in java.util.concurrent">CompletableFuture</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../edu/snu/coral/runtime/executor/data/BlockManagerWorker.html#queryBlock-java.lang.String-java.lang.String-edu.snu.coral.common.ir.edge.executionproperty.DataStoreProperty.Value-edu.snu.coral.runtime.common.data.KeyRange-">queryBlock</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> blockId, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> runtimeEdgeId, |
| <a href="../../../../../../edu/snu/coral/common/ir/edge/executionproperty/DataStoreProperty.Value.html" title="enum in edu.snu.coral.common.ir.edge.executionproperty">DataStoreProperty.Value</a> blockStore, |
| <a href="../../../../../../edu/snu/coral/runtime/common/data/KeyRange.html" title="interface in edu.snu.coral.runtime.common.data">KeyRange</a> keyRange)</code> |
| <div class="block">Inquiries the location of the specific block and routes the request to the local block manager worker |
| or to the lower data plane.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../edu/snu/coral/runtime/executor/data/BlockManagerWorker.html#removeBlock-java.lang.String-edu.snu.coral.common.ir.edge.executionproperty.DataStoreProperty.Value-">removeBlock</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> blockId, |
| <a href="../../../../../../edu/snu/coral/common/ir/edge/executionproperty/DataStoreProperty.Value.html" title="enum in edu.snu.coral.common.ir.edge.executionproperty">DataStoreProperty.Value</a> blockStore)</code> |
| <div class="block">Remove the block from store.</div> |
| </td> |
| </tr> |
| </table> |
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| <h3>Methods inherited from class java.lang.<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></h3> |
| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| <div class="details"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- ============ METHOD DETAIL ========== --> |
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| <li class="blockList"><a name="method.detail"> |
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| </a> |
| <h3>Method Detail</h3> |
| <a name="createBlock-java.lang.String-edu.snu.coral.common.ir.edge.executionproperty.DataStoreProperty.Value-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>createBlock</h4> |
| <pre>public void createBlock(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> blockId, |
| <a href="../../../../../../edu/snu/coral/common/ir/edge/executionproperty/DataStoreProperty.Value.html" title="enum in edu.snu.coral.common.ir.edge.executionproperty">DataStoreProperty.Value</a> blockStore)</pre> |
| <div class="block">Creates a new block. |
| A stale data created by previous failed task should be handled during the creation of new block.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>blockId</code> - the ID of the block to create.</dd> |
| <dd><code>blockStore</code> - the store to place the block.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="queryBlock-java.lang.String-java.lang.String-edu.snu.coral.common.ir.edge.executionproperty.DataStoreProperty.Value-edu.snu.coral.runtime.common.data.KeyRange-"> |
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| <h4>queryBlock</h4> |
| <pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/CompletableFuture.html?is-external=true" title="class or interface in java.util.concurrent">CompletableFuture</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</a>> queryBlock(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> blockId, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> runtimeEdgeId, |
| <a href="../../../../../../edu/snu/coral/common/ir/edge/executionproperty/DataStoreProperty.Value.html" title="enum in edu.snu.coral.common.ir.edge.executionproperty">DataStoreProperty.Value</a> blockStore, |
| <a href="../../../../../../edu/snu/coral/runtime/common/data/KeyRange.html" title="interface in edu.snu.coral.runtime.common.data">KeyRange</a> keyRange)</pre> |
| <div class="block">Inquiries the location of the specific block and routes the request to the local block manager worker |
| or to the lower data plane. |
| This can be invoked multiple times per blockId (maybe due to failures).</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>blockId</code> - of the block.</dd> |
| <dd><code>runtimeEdgeId</code> - id of the runtime edge that corresponds to the block.</dd> |
| <dd><code>blockStore</code> - for the data storage.</dd> |
| <dd><code>keyRange</code> - the key range descriptor</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/CompletableFuture.html?is-external=true" title="class or interface in java.util.concurrent"><code>CompletableFuture</code></a> of the block.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="putPartitions-java.lang.String-java.lang.Iterable-edu.snu.coral.common.ir.edge.executionproperty.DataStoreProperty.Value-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>putPartitions</h4> |
| <pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Optional.html?is-external=true" title="class or interface in java.util">Optional</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="https://docs.oracle.com/javase/8/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>>> putPartitions(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> blockId, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a><<a href="../../../../../../edu/snu/coral/runtime/executor/data/Partition.html" title="interface in edu.snu.coral.runtime.executor.data">Partition</a>> partitions, |
| <a href="../../../../../../edu/snu/coral/common/ir/edge/executionproperty/DataStoreProperty.Value.html" title="enum in edu.snu.coral.common.ir.edge.executionproperty">DataStoreProperty.Value</a> blockStore)</pre> |
| <div class="block">Store an iterable of data partitions to a block in the target <code>BlockStore</code>. |
| Invariant: This should not be invoked after a block is committed. |
| Invariant: This method may not support concurrent write for a single block. |
| Only one thread have to write at once.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>blockId</code> - of the block.</dd> |
| <dd><code>partitions</code> - to save to a block.</dd> |
| <dd><code>blockStore</code> - to store the block.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Optional.html?is-external=true" title="class or interface in java.util"><code>Optional</code></a> of the size of each written block.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="commitBlock-java.lang.String-edu.snu.coral.common.ir.edge.executionproperty.DataStoreProperty.Value-java.util.List-java.lang.String-int-edu.snu.coral.common.ir.edge.executionproperty.UsedDataHandlingProperty.Value-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
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| <h4>commitBlock</h4> |
| <pre>public void commitBlock(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> blockId, |
| <a href="../../../../../../edu/snu/coral/common/ir/edge/executionproperty/DataStoreProperty.Value.html" title="enum in edu.snu.coral.common.ir.edge.executionproperty">DataStoreProperty.Value</a> blockStore, |
| <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="https://docs.oracle.com/javase/8/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>> partitionSizeInfo, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> srcIRVertexId, |
| int expectedReadTotal, |
| <a href="../../../../../../edu/snu/coral/common/ir/edge/executionproperty/UsedDataHandlingProperty.Value.html" title="enum in edu.snu.coral.common.ir.edge.executionproperty">UsedDataHandlingProperty.Value</a> usedDataHandling)</pre> |
| <div class="block">Notifies that all writes for a block is end.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>blockId</code> - the ID of the block.</dd> |
| <dd><code>blockStore</code> - the store to save the block.</dd> |
| <dd><code>partitionSizeInfo</code> - the size metric of partitions.</dd> |
| <dd><code>srcIRVertexId</code> - the IR vertex ID of the source task.</dd> |
| <dd><code>expectedReadTotal</code> - the expected number of read for this block.</dd> |
| <dd><code>usedDataHandling</code> - how to handle the used block.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="removeBlock-java.lang.String-edu.snu.coral.common.ir.edge.executionproperty.DataStoreProperty.Value-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>removeBlock</h4> |
| <pre>public void removeBlock(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> blockId, |
| <a href="../../../../../../edu/snu/coral/common/ir/edge/executionproperty/DataStoreProperty.Value.html" title="enum in edu.snu.coral.common.ir.edge.executionproperty">DataStoreProperty.Value</a> blockStore)</pre> |
| <div class="block">Remove the block from store.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>blockId</code> - the ID of the block to remove.</dd> |
| <dd><code>blockStore</code> - the store which contains the block.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="onPullRequest-edu.snu.coral.runtime.executor.data.blocktransfer.BlockOutputStream-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>onPullRequest</h4> |
| <pre>public void onPullRequest(<a href="../../../../../../edu/snu/coral/runtime/executor/data/blocktransfer/BlockOutputStream.html" title="class in edu.snu.coral.runtime.executor.data.blocktransfer">BlockOutputStream</a><?> outputStream)</pre> |
| <div class="block">Respond to a pull request by another executor. |
| <p> |
| This method is executed by {edu.snu.coral.runtime.executor.data.blocktransfer.BlockTransport} thread. \ |
| Never execute a blocking call in this method!</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>outputStream</code> - <a href="../../../../../../edu/snu/coral/runtime/executor/data/blocktransfer/BlockOutputStream.html" title="class in edu.snu.coral.runtime.executor.data.blocktransfer"><code>BlockOutputStream</code></a></dd> |
| </dl> |
| </li> |
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| <!-- --> |
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| <li class="blockList"> |
| <h4>onPushNotification</h4> |
| <pre>public void onPushNotification(<a href="../../../../../../edu/snu/coral/runtime/executor/data/blocktransfer/BlockInputStream.html" title="class in edu.snu.coral.runtime.executor.data.blocktransfer">BlockInputStream</a> inputStream)</pre> |
| <div class="block">Respond to a push notification by another executor. |
| <p> |
| A push notification is generated when a remote executor invokes <a href="../../../../../../edu/snu/coral/runtime/executor/data/package-summary.html"><code>.blocktransfer.BlockTransfer#initiatePush(String, boolean, String, String, HashRange)</code></a> to transfer |
| a block to another executor. |
| <p> |
| This method is executed by {edu.snu.coral.runtime.executor.data.blocktransfer.BlockTransport} |
| thread. Never execute a blocking call in this method!</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>inputStream</code> - <a href="../../../../../../edu/snu/coral/runtime/executor/data/blocktransfer/BlockInputStream.html" title="class in edu.snu.coral.runtime.executor.data.blocktransfer"><code>BlockInputStream</code></a></dd> |
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