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| <h2 title="Class DataUtil" class="title">Class DataUtil</h2> |
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| <li><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">java.lang.Object</a></li> |
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| <li>org.apache.nemo.runtime.executor.data.DataUtil</li> |
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| <pre>public final class <span class="typeNameLabel">DataUtil</span> |
| extends <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a></pre> |
| <div class="block">Utility methods for data handling (e.g., (de)serialization).</div> |
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| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colSecond" scope="col">Class</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static class </code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="DataUtil.InputStreamIterator.html" title="class in org.apache.nemo.runtime.executor.data">DataUtil.InputStreamIterator</a><<a href="DataUtil.InputStreamIterator.html" title="type parameter in DataUtil.InputStreamIterator">T</a>></span></code></th> |
| <td class="colLast"> |
| <div class="block">An iterator that emits objects from <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/InputStream.html?is-external=true" title="class or interface in java.io" class="externalLink"><code>InputStream</code></a> using the corresponding <a href="../../../common/coder/DecoderFactory.html" title="interface in org.apache.nemo.common.coder"><code>DecoderFactory</code></a>.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static interface </code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="DataUtil.IteratorWithNumBytes.html" title="interface in org.apache.nemo.runtime.executor.data">DataUtil.IteratorWithNumBytes</a><<a href="DataUtil.IteratorWithNumBytes.html" title="type parameter in DataUtil.IteratorWithNumBytes">T</a>></span></code></th> |
| <td class="colLast"> |
| <div class="block"><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Iterator.html?is-external=true" title="class or interface in java.util" class="externalLink"><code>Iterator</code></a> with interface to access to the number of bytes.</div> |
| </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="t1" class="tableTab"><span><a href="javascript:show(1);">Static 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> |
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| <th class="colFirst" scope="col">Modifier and Type</th> |
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| </tr> |
| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#blockIdToFilePath(java.lang.String,java.lang.String)">blockIdToFilePath</a></span>​(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> blockId, |
| <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> fileDirectory)</code></th> |
| <td class="colLast"> |
| <div class="block">Converts a block id to the corresponding file path.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#blockIdToMetaFilePath(java.lang.String,java.lang.String)">blockIdToMetaFilePath</a></span>​(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> blockId, |
| <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> fileDirectory)</code></th> |
| <td class="colLast"> |
| <div class="block">Converts a block id to the corresponding metadata file path.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/InputStream.html?is-external=true" title="class or interface in java.io" class="externalLink">InputStream</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#buildInputStream(java.io.InputStream,java.util.List)">buildInputStream</a></span>​(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/InputStream.html?is-external=true" title="class or interface in java.io" class="externalLink">InputStream</a> in, |
| <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a><<a href="streamchainer/DecodeStreamChainer.html" title="interface in org.apache.nemo.runtime.executor.data.streamchainer">DecodeStreamChainer</a>> decodeStreamChainers)</code></th> |
| <td class="colLast"> |
| <div class="block">Chain <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/InputStream.html?is-external=true" title="class or interface in java.io" class="externalLink"><code>InputStream</code></a> with <a href="streamchainer/DecodeStreamChainer.html" title="interface in org.apache.nemo.runtime.executor.data.streamchainer"><code>DecodeStreamChainer</code></a>s.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/OutputStream.html?is-external=true" title="class or interface in java.io" class="externalLink">OutputStream</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#buildOutputStream(java.io.OutputStream,java.util.List)">buildOutputStream</a></span>​(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/OutputStream.html?is-external=true" title="class or interface in java.io" class="externalLink">OutputStream</a> out, |
| <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a><<a href="streamchainer/EncodeStreamChainer.html" title="interface in org.apache.nemo.runtime.executor.data.streamchainer">EncodeStreamChainer</a>> encodeStreamChainers)</code></th> |
| <td class="colLast"> |
| <div class="block">Chain <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/OutputStream.html?is-external=true" title="class or interface in java.io" class="externalLink"><code>OutputStream</code></a> with <a href="streamchainer/EncodeStreamChainer.html" title="interface in org.apache.nemo.runtime.executor.data.streamchainer"><code>EncodeStreamChainer</code></a>s.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang" class="externalLink">Iterable</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#concatNonSerPartitions(java.lang.Iterable)">concatNonSerPartitions</a></span>​(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang" class="externalLink">Iterable</a><<a href="partition/NonSerializedPartition.html" title="class in org.apache.nemo.runtime.executor.data.partition">NonSerializedPartition</a>> partitionsToConcat)</code></th> |
| <td class="colLast"> |
| <div class="block">Concatenates an iterable of non-serialized <a href="partition/Partition.html" title="interface in org.apache.nemo.runtime.executor.data.partition"><code>Partition</code></a>s |
| into a single iterable of elements.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>static <K extends <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/Serializable.html?is-external=true" title="class or interface in java.io" class="externalLink">Serializable</a>><br><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang" class="externalLink">Iterable</a><<a href="partition/NonSerializedPartition.html" title="class in org.apache.nemo.runtime.executor.data.partition">NonSerializedPartition</a><K>></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#convertToNonSerPartitions(org.apache.nemo.runtime.executor.data.streamchainer.Serializer,java.lang.Iterable)">convertToNonSerPartitions</a></span>​(<a href="streamchainer/Serializer.html" title="class in org.apache.nemo.runtime.executor.data.streamchainer">Serializer</a> serializer, |
| <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang" class="externalLink">Iterable</a><<a href="partition/SerializedPartition.html" title="class in org.apache.nemo.runtime.executor.data.partition">SerializedPartition</a><K>> partitionsToConvert)</code></th> |
| <td class="colLast"> |
| <div class="block">Converts the serialized <a href="partition/Partition.html" title="interface in org.apache.nemo.runtime.executor.data.partition"><code>Partition</code></a>s |
| in an iterable to non-serialized partitions.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>static <K extends <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/Serializable.html?is-external=true" title="class or interface in java.io" class="externalLink">Serializable</a>><br><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang" class="externalLink">Iterable</a><<a href="partition/SerializedPartition.html" title="class in org.apache.nemo.runtime.executor.data.partition">SerializedPartition</a><K>></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#convertToSerPartitions(org.apache.nemo.runtime.executor.data.streamchainer.Serializer,java.lang.Iterable,org.apache.nemo.runtime.executor.data.MemoryPoolAssigner)">convertToSerPartitions</a></span>​(<a href="streamchainer/Serializer.html" title="class in org.apache.nemo.runtime.executor.data.streamchainer">Serializer</a> serializer, |
| <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang" class="externalLink">Iterable</a><<a href="partition/NonSerializedPartition.html" title="class in org.apache.nemo.runtime.executor.data.partition">NonSerializedPartition</a><K>> partitionsToConvert, |
| <a href="MemoryPoolAssigner.html" title="class in org.apache.nemo.runtime.executor.data">MemoryPoolAssigner</a> memoryPoolAssigner)</code></th> |
| <td class="colLast"> |
| <div class="block">Converts the non-serialized <a href="partition/Partition.html" title="interface in org.apache.nemo.runtime.executor.data.partition"><code>Partition</code></a>s |
| in an iterable to serialized partitions.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>static <K extends <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/Serializable.html?is-external=true" title="class or interface in java.io" class="externalLink">Serializable</a>><br><a href="partition/NonSerializedPartition.html" title="class in org.apache.nemo.runtime.executor.data.partition">NonSerializedPartition</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#deserializePartition(int,org.apache.nemo.runtime.executor.data.streamchainer.Serializer,K,java.io.InputStream)">deserializePartition</a></span>​(int partitionSize, |
| <a href="streamchainer/Serializer.html" title="class in org.apache.nemo.runtime.executor.data.streamchainer">Serializer</a> serializer, |
| K key, |
| <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/InputStream.html?is-external=true" title="class or interface in java.io" class="externalLink">InputStream</a> inputStream)</code></th> |
| <td class="colLast"> |
| <div class="block">Reads the data of a partition from an input stream and deserializes it.</div> |
| </td> |
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| <h3>Methods inherited from class java.lang.<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a></h3> |
| <code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang" class="externalLink">clone</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang" class="externalLink">equals</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang" class="externalLink">finalize</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang" class="externalLink">getClass</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang" class="externalLink">hashCode</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang" class="externalLink">notify</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang" class="externalLink">notifyAll</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang" class="externalLink">toString</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang" class="externalLink">wait</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang" class="externalLink">wait</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true#wait(long,int)" title="class or interface in java.lang" class="externalLink">wait</a></code></li> |
| </ul> |
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| <a id="deserializePartition(int,org.apache.nemo.runtime.executor.data.streamchainer.Serializer,java.io.Serializable,java.io.InputStream)"> |
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| </a><a id="deserializePartition(int,org.apache.nemo.runtime.executor.data.streamchainer.Serializer,K,java.io.InputStream)"> |
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| <h4>deserializePartition</h4> |
| <pre class="methodSignature">public static <K extends <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/Serializable.html?is-external=true" title="class or interface in java.io" class="externalLink">Serializable</a>> <a href="partition/NonSerializedPartition.html" title="class in org.apache.nemo.runtime.executor.data.partition">NonSerializedPartition</a> deserializePartition​(int partitionSize, |
| <a href="streamchainer/Serializer.html" title="class in org.apache.nemo.runtime.executor.data.streamchainer">Serializer</a> serializer, |
| K key, |
| <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/InputStream.html?is-external=true" title="class or interface in java.io" class="externalLink">InputStream</a> inputStream) |
| throws <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/IOException.html?is-external=true" title="class or interface in java.io" class="externalLink">IOException</a></pre> |
| <div class="block">Reads the data of a partition from an input stream and deserializes it.</div> |
| <dl> |
| <dt><span class="paramLabel">Type Parameters:</span></dt> |
| <dd><code>K</code> - the key type of the partitions.</dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>partitionSize</code> - the size of the partition to deserialize.</dd> |
| <dd><code>serializer</code> - the serializer to decode the bytes.</dd> |
| <dd><code>key</code> - the key value of the result partition.</dd> |
| <dd><code>inputStream</code> - the input stream which will return the data in the partition as bytes.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the list of deserialized elements.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/IOException.html?is-external=true" title="class or interface in java.io" class="externalLink">IOException</a></code> - if fail to deserialize.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="convertToSerPartitions(org.apache.nemo.runtime.executor.data.streamchainer.Serializer,java.lang.Iterable,org.apache.nemo.runtime.executor.data.MemoryPoolAssigner)"> |
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| <h4>convertToSerPartitions</h4> |
| <pre class="methodSignature">public static <K extends <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/Serializable.html?is-external=true" title="class or interface in java.io" class="externalLink">Serializable</a>> <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang" class="externalLink">Iterable</a><<a href="partition/SerializedPartition.html" title="class in org.apache.nemo.runtime.executor.data.partition">SerializedPartition</a><K>> convertToSerPartitions​(<a href="streamchainer/Serializer.html" title="class in org.apache.nemo.runtime.executor.data.streamchainer">Serializer</a> serializer, |
| <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang" class="externalLink">Iterable</a><<a href="partition/NonSerializedPartition.html" title="class in org.apache.nemo.runtime.executor.data.partition">NonSerializedPartition</a><K>> partitionsToConvert, |
| <a href="MemoryPoolAssigner.html" title="class in org.apache.nemo.runtime.executor.data">MemoryPoolAssigner</a> memoryPoolAssigner) |
| throws <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/IOException.html?is-external=true" title="class or interface in java.io" class="externalLink">IOException</a>, |
| <a href="MemoryAllocationException.html" title="class in org.apache.nemo.runtime.executor.data">MemoryAllocationException</a></pre> |
| <div class="block">Converts the non-serialized <a href="partition/Partition.html" title="interface in org.apache.nemo.runtime.executor.data.partition"><code>Partition</code></a>s |
| in an iterable to serialized partitions.</div> |
| <dl> |
| <dt><span class="paramLabel">Type Parameters:</span></dt> |
| <dd><code>K</code> - the key type of the partitions.</dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>serializer</code> - the serializer for serialization.</dd> |
| <dd><code>partitionsToConvert</code> - the partitions to convert.</dd> |
| <dd><code>memoryPoolAssigner</code> - the memory pool assigner for DirectByteBufferOutputStream.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the converted <a href="partition/SerializedPartition.html" title="class in org.apache.nemo.runtime.executor.data.partition"><code>SerializedPartition</code></a>s.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/IOException.html?is-external=true" title="class or interface in java.io" class="externalLink">IOException</a></code> - if fail to convert.</dd> |
| <dd><code><a href="MemoryAllocationException.html" title="class in org.apache.nemo.runtime.executor.data">MemoryAllocationException</a></code> - if fail to allocate memory.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="convertToNonSerPartitions(org.apache.nemo.runtime.executor.data.streamchainer.Serializer,java.lang.Iterable)"> |
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| <h4>convertToNonSerPartitions</h4> |
| <pre class="methodSignature">public static <K extends <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/Serializable.html?is-external=true" title="class or interface in java.io" class="externalLink">Serializable</a>> <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang" class="externalLink">Iterable</a><<a href="partition/NonSerializedPartition.html" title="class in org.apache.nemo.runtime.executor.data.partition">NonSerializedPartition</a><K>> convertToNonSerPartitions​(<a href="streamchainer/Serializer.html" title="class in org.apache.nemo.runtime.executor.data.streamchainer">Serializer</a> serializer, |
| <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang" class="externalLink">Iterable</a><<a href="partition/SerializedPartition.html" title="class in org.apache.nemo.runtime.executor.data.partition">SerializedPartition</a><K>> partitionsToConvert) |
| throws <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/IOException.html?is-external=true" title="class or interface in java.io" class="externalLink">IOException</a></pre> |
| <div class="block">Converts the serialized <a href="partition/Partition.html" title="interface in org.apache.nemo.runtime.executor.data.partition"><code>Partition</code></a>s |
| in an iterable to non-serialized partitions.</div> |
| <dl> |
| <dt><span class="paramLabel">Type Parameters:</span></dt> |
| <dd><code>K</code> - the key type of the partitions.</dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>serializer</code> - the serializer for deserialization.</dd> |
| <dd><code>partitionsToConvert</code> - the partitions to convert.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the converted <a href="partition/NonSerializedPartition.html" title="class in org.apache.nemo.runtime.executor.data.partition"><code>NonSerializedPartition</code></a>s.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/IOException.html?is-external=true" title="class or interface in java.io" class="externalLink">IOException</a></code> - if fail to convert.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="blockIdToFilePath(java.lang.String,java.lang.String)"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>blockIdToFilePath</h4> |
| <pre class="methodSignature">public static <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> blockIdToFilePath​(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> blockId, |
| <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> fileDirectory)</pre> |
| <div class="block">Converts a block id to the corresponding file path.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>blockId</code> - the ID of the block.</dd> |
| <dd><code>fileDirectory</code> - the directory of the target block file.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the file path of the partition.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="blockIdToMetaFilePath(java.lang.String,java.lang.String)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
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| <h4>blockIdToMetaFilePath</h4> |
| <pre class="methodSignature">public static <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> blockIdToMetaFilePath​(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> blockId, |
| <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> fileDirectory)</pre> |
| <div class="block">Converts a block id to the corresponding metadata file path.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>blockId</code> - the ID of the block.</dd> |
| <dd><code>fileDirectory</code> - the directory of the target block file.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the metadata file path of the partition.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="concatNonSerPartitions(java.lang.Iterable)"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>concatNonSerPartitions</h4> |
| <pre class="methodSignature">public static <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang" class="externalLink">Iterable</a> concatNonSerPartitions​(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang" class="externalLink">Iterable</a><<a href="partition/NonSerializedPartition.html" title="class in org.apache.nemo.runtime.executor.data.partition">NonSerializedPartition</a>> partitionsToConcat) |
| throws <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/IOException.html?is-external=true" title="class or interface in java.io" class="externalLink">IOException</a></pre> |
| <div class="block">Concatenates an iterable of non-serialized <a href="partition/Partition.html" title="interface in org.apache.nemo.runtime.executor.data.partition"><code>Partition</code></a>s |
| into a single iterable of elements.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>partitionsToConcat</code> - the partitions to concatenate.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the concatenated iterable of all elements.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/IOException.html?is-external=true" title="class or interface in java.io" class="externalLink">IOException</a></code> - if fail to concatenate.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="buildInputStream(java.io.InputStream,java.util.List)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
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| <h4>buildInputStream</h4> |
| <pre class="methodSignature">public static <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/InputStream.html?is-external=true" title="class or interface in java.io" class="externalLink">InputStream</a> buildInputStream​(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/InputStream.html?is-external=true" title="class or interface in java.io" class="externalLink">InputStream</a> in, |
| <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a><<a href="streamchainer/DecodeStreamChainer.html" title="interface in org.apache.nemo.runtime.executor.data.streamchainer">DecodeStreamChainer</a>> decodeStreamChainers) |
| throws <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/IOException.html?is-external=true" title="class or interface in java.io" class="externalLink">IOException</a></pre> |
| <div class="block">Chain <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/InputStream.html?is-external=true" title="class or interface in java.io" class="externalLink"><code>InputStream</code></a> with <a href="streamchainer/DecodeStreamChainer.html" title="interface in org.apache.nemo.runtime.executor.data.streamchainer"><code>DecodeStreamChainer</code></a>s.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>in</code> - the <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/InputStream.html?is-external=true" title="class or interface in java.io" class="externalLink"><code>InputStream</code></a>.</dd> |
| <dd><code>decodeStreamChainers</code> - the list of <a href="streamchainer/DecodeStreamChainer.html" title="interface in org.apache.nemo.runtime.executor.data.streamchainer"><code>DecodeStreamChainer</code></a> to be applied on the stream.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>chained <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/InputStream.html?is-external=true" title="class or interface in java.io" class="externalLink"><code>InputStream</code></a>.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/IOException.html?is-external=true" title="class or interface in java.io" class="externalLink">IOException</a></code> - if fail to create new stream.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="buildOutputStream(java.io.OutputStream,java.util.List)"> |
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| </a> |
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| <h4>buildOutputStream</h4> |
| <pre class="methodSignature">public static <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/OutputStream.html?is-external=true" title="class or interface in java.io" class="externalLink">OutputStream</a> buildOutputStream​(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/OutputStream.html?is-external=true" title="class or interface in java.io" class="externalLink">OutputStream</a> out, |
| <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a><<a href="streamchainer/EncodeStreamChainer.html" title="interface in org.apache.nemo.runtime.executor.data.streamchainer">EncodeStreamChainer</a>> encodeStreamChainers) |
| throws <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/IOException.html?is-external=true" title="class or interface in java.io" class="externalLink">IOException</a></pre> |
| <div class="block">Chain <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/OutputStream.html?is-external=true" title="class or interface in java.io" class="externalLink"><code>OutputStream</code></a> with <a href="streamchainer/EncodeStreamChainer.html" title="interface in org.apache.nemo.runtime.executor.data.streamchainer"><code>EncodeStreamChainer</code></a>s.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>out</code> - the <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/OutputStream.html?is-external=true" title="class or interface in java.io" class="externalLink"><code>OutputStream</code></a>.</dd> |
| <dd><code>encodeStreamChainers</code> - the list of <a href="streamchainer/EncodeStreamChainer.html" title="interface in org.apache.nemo.runtime.executor.data.streamchainer"><code>EncodeStreamChainer</code></a> to be applied on the stream.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>chained <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/OutputStream.html?is-external=true" title="class or interface in java.io" class="externalLink"><code>OutputStream</code></a>.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/IOException.html?is-external=true" title="class or interface in java.io" class="externalLink">IOException</a></code> - if fail to create new stream.</dd> |
| </dl> |
| </li> |
| </ul> |
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| </ul> |
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