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| <h2 title="Class TupleWindowIterImpl" class="title">Class TupleWindowIterImpl</h2> |
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| <pre>public class <span class="typeNameLabel">TupleWindowIterImpl</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> |
| implements <a href="../../../../org/apache/storm/windowing/TupleWindow.html" title="interface in org.apache.storm.windowing">TupleWindow</a></pre> |
| <div class="block"><p>An iterator based implementation over the events in a window.</p></div> |
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| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/windowing/TupleWindowIterImpl.html#TupleWindowIterImpl-java.util.function.Supplier-java.util.function.Supplier-java.util.function.Supplier-java.lang.Long-java.lang.Long-">TupleWindowIterImpl</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Supplier.html?is-external=true" title="class or interface in java.util.function">Supplier</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><<a href="../../../../org/apache/storm/tuple/Tuple.html" title="interface in org.apache.storm.tuple">Tuple</a>>> tuplesIt, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Supplier.html?is-external=true" title="class or interface in java.util.function">Supplier</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><<a href="../../../../org/apache/storm/tuple/Tuple.html" title="interface in org.apache.storm.tuple">Tuple</a>>> newTuplesIt, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Supplier.html?is-external=true" title="class or interface in java.util.function">Supplier</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><<a href="../../../../org/apache/storm/tuple/Tuple.html" title="interface in org.apache.storm.tuple">Tuple</a>>> expiredTuplesIt, |
| <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> startTimestamp, |
| <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> endTimestamp)</code> </td> |
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| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code><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/storm/tuple/Tuple.html" title="interface in org.apache.storm.tuple">Tuple</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/windowing/TupleWindowIterImpl.html#get--">get</a></span>()</code> |
| <div class="block">Gets the list of events in the window.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code><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="../../../../org/apache/storm/windowing/TupleWindowIterImpl.html#getEndTimestamp--">getEndTimestamp</a></span>()</code> |
| <div class="block">If processing based on event time, returns the window end time based on watermark otherwise returns the window end time based on processing time.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code><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/storm/tuple/Tuple.html" title="interface in org.apache.storm.tuple">Tuple</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/windowing/TupleWindowIterImpl.html#getExpired--">getExpired</a></span>()</code> |
| <div class="block">Get the list of events expired from the window since the last time the window was generated.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code><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><<a href="../../../../org/apache/storm/tuple/Tuple.html" title="interface in org.apache.storm.tuple">Tuple</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/windowing/TupleWindowIterImpl.html#getIter--">getIter</a></span>()</code> |
| <div class="block">Returns an iterator over the events in the window.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code><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/storm/tuple/Tuple.html" title="interface in org.apache.storm.tuple">Tuple</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/windowing/TupleWindowIterImpl.html#getNew--">getNew</a></span>()</code> |
| <div class="block">Get the list of newly added events in the window since the last time the window was generated.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code><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="../../../../org/apache/storm/windowing/TupleWindowIterImpl.html#getStartTimestamp--">getStartTimestamp</a></span>()</code> |
| <div class="block">Returns the window start timestamp.</div> |
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| <h4>TupleWindowIterImpl</h4> |
| <pre>public TupleWindowIterImpl(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Supplier.html?is-external=true" title="class or interface in java.util.function">Supplier</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><<a href="../../../../org/apache/storm/tuple/Tuple.html" title="interface in org.apache.storm.tuple">Tuple</a>>> tuplesIt, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Supplier.html?is-external=true" title="class or interface in java.util.function">Supplier</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><<a href="../../../../org/apache/storm/tuple/Tuple.html" title="interface in org.apache.storm.tuple">Tuple</a>>> newTuplesIt, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Supplier.html?is-external=true" title="class or interface in java.util.function">Supplier</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><<a href="../../../../org/apache/storm/tuple/Tuple.html" title="interface in org.apache.storm.tuple">Tuple</a>>> expiredTuplesIt, |
| <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> startTimestamp, |
| <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> endTimestamp)</pre> |
| </li> |
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| <h3>Method Detail</h3> |
| <a name="get--"> |
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| <h4>get</h4> |
| <pre>public <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/storm/tuple/Tuple.html" title="interface in org.apache.storm.tuple">Tuple</a>> get()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/storm/windowing/Window.html#get--">Window</a></code></span></div> |
| <div class="block"><p>Gets the list of events in the window. <p> <b>Note: </b> If the number of tuples in windows is huge, invoking <code>get</code> would load all the tuples into memory and may throw an OOM exception. Use windowing with persistence (<a href="../../../../org/apache/storm/topology/base/BaseStatefulWindowedBolt.html#withPersistence--"><code>BaseStatefulWindowedBolt.withPersistence()</code></a>) and <a href="../../../../org/apache/storm/windowing/Window.html#getIter--"><code>Window.getIter()</code></a> to retrieve an iterator over the events in the window. </p></p></div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/storm/windowing/Window.html#get--">get</a></code> in interface <code><a href="../../../../org/apache/storm/windowing/Window.html" title="interface in org.apache.storm.windowing">Window</a><<a href="../../../../org/apache/storm/tuple/Tuple.html" title="interface in org.apache.storm.tuple">Tuple</a>></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the list of events in the window.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getIter--"> |
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| <h4>getIter</h4> |
| <pre>public <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><<a href="../../../../org/apache/storm/tuple/Tuple.html" title="interface in org.apache.storm.tuple">Tuple</a>> getIter()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/storm/windowing/Window.html#getIter--">Window</a></code></span></div> |
| <div class="block"><p>Returns an iterator over the events in the window. <p> <b>Note: </b> This is only supported when using windowing with persistence <a href="../../../../org/apache/storm/topology/base/BaseStatefulWindowedBolt.html#withPersistence--"><code>BaseStatefulWindowedBolt.withPersistence()</code></a>. </p></p></div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/storm/windowing/Window.html#getIter--">getIter</a></code> in interface <code><a href="../../../../org/apache/storm/windowing/Window.html" title="interface in org.apache.storm.windowing">Window</a><<a href="../../../../org/apache/storm/tuple/Tuple.html" title="interface in org.apache.storm.tuple">Tuple</a>></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>an <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util"><code>Iterator</code></a> over the events in the current window.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getNew--"> |
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| <h4>getNew</h4> |
| <pre>public <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/storm/tuple/Tuple.html" title="interface in org.apache.storm.tuple">Tuple</a>> getNew()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/storm/windowing/Window.html#getNew--">Window</a></code></span></div> |
| <div class="block"><p>Get the list of newly added events in the window since the last time the window was generated. <p> <b>Note: </b> This is not supported when using windowing with persistence (<a href="../../../../org/apache/storm/topology/base/BaseStatefulWindowedBolt.html#withPersistence--"><code>BaseStatefulWindowedBolt.withPersistence()</code></a>). </p></p></div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/storm/windowing/Window.html#getNew--">getNew</a></code> in interface <code><a href="../../../../org/apache/storm/windowing/Window.html" title="interface in org.apache.storm.windowing">Window</a><<a href="../../../../org/apache/storm/tuple/Tuple.html" title="interface in org.apache.storm.tuple">Tuple</a>></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the list of newly added events in the window.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getExpired--"> |
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| <h4>getExpired</h4> |
| <pre>public <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/storm/tuple/Tuple.html" title="interface in org.apache.storm.tuple">Tuple</a>> getExpired()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/storm/windowing/Window.html#getExpired--">Window</a></code></span></div> |
| <div class="block"><p>Get the list of events expired from the window since the last time the window was generated. <p> <b>Note: </b> This is not supported when using windowing with persistence (<a href="../../../../org/apache/storm/topology/base/BaseStatefulWindowedBolt.html#withPersistence--"><code>BaseStatefulWindowedBolt.withPersistence()</code></a>). </p></p></div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/storm/windowing/Window.html#getExpired--">getExpired</a></code> in interface <code><a href="../../../../org/apache/storm/windowing/Window.html" title="interface in org.apache.storm.windowing">Window</a><<a href="../../../../org/apache/storm/tuple/Tuple.html" title="interface in org.apache.storm.tuple">Tuple</a>></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the list of events expired from the window.</dd> |
| </dl> |
| </li> |
| </ul> |
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| <h4>getEndTimestamp</h4> |
| <pre>public <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> getEndTimestamp()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/storm/windowing/Window.html#getEndTimestamp--">Window</a></code></span></div> |
| <div class="block"><p>If processing based on event time, returns the window end time based on watermark otherwise returns the window end time based on processing time.</p></div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/storm/windowing/Window.html#getEndTimestamp--">getEndTimestamp</a></code> in interface <code><a href="../../../../org/apache/storm/windowing/Window.html" title="interface in org.apache.storm.windowing">Window</a><<a href="../../../../org/apache/storm/tuple/Tuple.html" title="interface in org.apache.storm.tuple">Tuple</a>></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the window end timestamp</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getStartTimestamp--"> |
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| <h4>getStartTimestamp</h4> |
| <pre>public <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> getStartTimestamp()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/storm/windowing/Window.html#getStartTimestamp--">Window</a></code></span></div> |
| <div class="block"><p>Returns the window start timestamp. Will return null if the window length is not based on time duration.</p></div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/storm/windowing/Window.html#getStartTimestamp--">getStartTimestamp</a></code> in interface <code><a href="../../../../org/apache/storm/windowing/Window.html" title="interface in org.apache.storm.windowing">Window</a><<a href="../../../../org/apache/storm/tuple/Tuple.html" title="interface in org.apache.storm.tuple">Tuple</a>></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the window start timestamp or null if the window length is not time based</dd> |
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