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| <div class="subTitle">com.yahoo.sketches.theta</div> |
| <h2 title="Class SetOperation" class="title">Class SetOperation</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> |
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| <li>com.yahoo.sketches.theta.SetOperation</li> |
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| <dt>Direct Known Subclasses:</dt> |
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| <pre>public abstract class <span class="typeNameLabel">SetOperation</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">The parent API for all Set Operations</div> |
| <dl> |
| <dt><span class="simpleTagLabel">Author:</span></dt> |
| <dd>Lee Rhodes</dd> |
| </dl> |
| </li> |
| </ul> |
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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="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></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="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract 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>static <a href="../../../../com/yahoo/sketches/theta/SetOperationBuilder.html" title="class in com.yahoo.sketches.theta">SetOperationBuilder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/yahoo/sketches/theta/SetOperation.html#builder--">builder</a></span>()</code> |
| <div class="block">Makes a new builder</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>abstract <a href="../../../../com/yahoo/sketches/Family.html" title="enum in com.yahoo.sketches">Family</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/yahoo/sketches/theta/SetOperation.html#getFamily--">getFamily</a></span>()</code> |
| <div class="block">Gets the Family of this SetOperation</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/yahoo/sketches/theta/SetOperation.html#getMaxIntersectionBytes-int-">getMaxIntersectionBytes</a></span>(int nomEntries)</code> |
| <div class="block">Returns the maximum required storage bytes given a nomEntries parameter for Intersection |
| operations</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/yahoo/sketches/theta/SetOperation.html#getMaxUnionBytes-int-">getMaxUnionBytes</a></span>(int nomEntries)</code> |
| <div class="block">Returns the maximum required storage bytes given a nomEntries parameter for Union operations</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../com/yahoo/sketches/theta/SetOperation.html" title="class in com.yahoo.sketches.theta">SetOperation</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/yahoo/sketches/theta/SetOperation.html#heapify-com.yahoo.memory.Memory-">heapify</a></span>(com.yahoo.memory.Memory srcMem)</code> |
| <div class="block">Heapify takes the SetOperations image in Memory and instantiates an on-heap |
| SetOperation using the |
| <a href="../../../../resources/dictionary.html#defaultUpdateSeed">Default Update Seed</a>.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../com/yahoo/sketches/theta/SetOperation.html" title="class in com.yahoo.sketches.theta">SetOperation</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/yahoo/sketches/theta/SetOperation.html#heapify-com.yahoo.memory.Memory-long-">heapify</a></span>(com.yahoo.memory.Memory srcMem, |
| long seed)</code> |
| <div class="block">Heapify takes the SetOperation image in Memory and instantiates an on-heap |
| SetOperation using the given seed.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>abstract boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/yahoo/sketches/theta/SetOperation.html#isSameResource-com.yahoo.memory.Memory-">isSameResource</a></span>(com.yahoo.memory.Memory that)</code> |
| <div class="block">Returns true if the backing resource of <i>this</i> is identical with the backing resource |
| of <i>that</i>.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../com/yahoo/sketches/theta/SetOperation.html" title="class in com.yahoo.sketches.theta">SetOperation</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/yahoo/sketches/theta/SetOperation.html#wrap-com.yahoo.memory.Memory-">wrap</a></span>(com.yahoo.memory.Memory srcMem)</code> |
| <div class="block">Wrap takes the SetOperation image in Memory and refers to it directly.</div> |
| </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../com/yahoo/sketches/theta/SetOperation.html" title="class in com.yahoo.sketches.theta">SetOperation</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/yahoo/sketches/theta/SetOperation.html#wrap-com.yahoo.memory.Memory-long-">wrap</a></span>(com.yahoo.memory.Memory srcMem, |
| long seed)</code> |
| <div class="block">Wrap takes the SetOperation image in Memory and refers to it directly.</div> |
| </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../com/yahoo/sketches/theta/SetOperation.html" title="class in com.yahoo.sketches.theta">SetOperation</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/yahoo/sketches/theta/SetOperation.html#wrap-com.yahoo.memory.WritableMemory-">wrap</a></span>(com.yahoo.memory.WritableMemory srcMem)</code> |
| <div class="block">Wrap takes the SetOperation image in Memory and refers to it directly.</div> |
| </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../com/yahoo/sketches/theta/SetOperation.html" title="class in com.yahoo.sketches.theta">SetOperation</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/yahoo/sketches/theta/SetOperation.html#wrap-com.yahoo.memory.WritableMemory-long-">wrap</a></span>(com.yahoo.memory.WritableMemory srcMem, |
| long seed)</code> |
| <div class="block">Wrap takes the SetOperation image in Memory and refers to it directly.</div> |
| </td> |
| </tr> |
| </table> |
| <ul class="blockList"> |
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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> |
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| <h4>builder</h4> |
| <pre>public static final <a href="../../../../com/yahoo/sketches/theta/SetOperationBuilder.html" title="class in com.yahoo.sketches.theta">SetOperationBuilder</a> builder()</pre> |
| <div class="block">Makes a new builder</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a new builder</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="heapify-com.yahoo.memory.Memory-"> |
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| </a> |
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| <h4>heapify</h4> |
| <pre>public static <a href="../../../../com/yahoo/sketches/theta/SetOperation.html" title="class in com.yahoo.sketches.theta">SetOperation</a> heapify(com.yahoo.memory.Memory srcMem)</pre> |
| <div class="block">Heapify takes the SetOperations image in Memory and instantiates an on-heap |
| SetOperation using the |
| <a href="../../../../resources/dictionary.html#defaultUpdateSeed">Default Update Seed</a>. |
| The resulting SetOperation will not retain any link to the source Memory.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>srcMem</code> - an image of a SetOperation where the image seed hash matches the default seed hash. |
| <a href="../../../../resources/dictionary.html#mem">See Memory</a></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a Heap-based SetOperation from the given Memory</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="heapify-com.yahoo.memory.Memory-long-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>heapify</h4> |
| <pre>public static <a href="../../../../com/yahoo/sketches/theta/SetOperation.html" title="class in com.yahoo.sketches.theta">SetOperation</a> heapify(com.yahoo.memory.Memory srcMem, |
| long seed)</pre> |
| <div class="block">Heapify takes the SetOperation image in Memory and instantiates an on-heap |
| SetOperation using the given seed. |
| The resulting SetOperation will not retain any link to the source Memory.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>srcMem</code> - an image of a SetOperation where the hash of the given seed matches the image seed hash. |
| <a href="../../../../resources/dictionary.html#mem">See Memory</a></dd> |
| <dd><code>seed</code> - <a href="../../../../resources/dictionary.html#seed">See Update Hash Seed</a>.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a Heap-based SetOperation from the given Memory</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="wrap-com.yahoo.memory.Memory-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>wrap</h4> |
| <pre>public static <a href="../../../../com/yahoo/sketches/theta/SetOperation.html" title="class in com.yahoo.sketches.theta">SetOperation</a> wrap(com.yahoo.memory.Memory srcMem)</pre> |
| <div class="block">Wrap takes the SetOperation image in Memory and refers to it directly. |
| There is no data copying onto the java heap. |
| Only "Direct" SetOperations that have been explicitly stored as direct can be wrapped. |
| This method assumes the |
| <a href="../../../../resources/dictionary.html#defaultUpdateSeed">Default Update Seed</a>.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>srcMem</code> - an image of a SetOperation where the image seed hash matches the default seed hash. |
| <a href="../../../../resources/dictionary.html#mem">See Memory</a></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a SetOperation backed by the given Memory</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="wrap-com.yahoo.memory.Memory-long-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>wrap</h4> |
| <pre>public static <a href="../../../../com/yahoo/sketches/theta/SetOperation.html" title="class in com.yahoo.sketches.theta">SetOperation</a> wrap(com.yahoo.memory.Memory srcMem, |
| long seed)</pre> |
| <div class="block">Wrap takes the SetOperation image in Memory and refers to it directly. |
| There is no data copying onto the java heap. |
| Only "Direct" SetOperations that have been explicitly stored as direct can be wrapped.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>srcMem</code> - an image of a SetOperation where the hash of the given seed matches the image seed hash. |
| <a href="../../../../resources/dictionary.html#mem">See Memory</a></dd> |
| <dd><code>seed</code> - <a href="../../../../resources/dictionary.html#seed">See Update Hash Seed</a>.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a SetOperation backed by the given Memory</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="wrap-com.yahoo.memory.WritableMemory-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>wrap</h4> |
| <pre>public static <a href="../../../../com/yahoo/sketches/theta/SetOperation.html" title="class in com.yahoo.sketches.theta">SetOperation</a> wrap(com.yahoo.memory.WritableMemory srcMem)</pre> |
| <div class="block">Wrap takes the SetOperation image in Memory and refers to it directly. |
| There is no data copying onto the java heap. |
| Only "Direct" SetOperations that have been explicitly stored as direct can be wrapped. |
| This method assumes the |
| <a href="../../../../resources/dictionary.html#defaultUpdateSeed">Default Update Seed</a>.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>srcMem</code> - an image of a SetOperation where the image seed hash matches the default seed hash. |
| <a href="../../../../resources/dictionary.html#mem">See Memory</a></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a SetOperation backed by the given Memory</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="wrap-com.yahoo.memory.WritableMemory-long-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>wrap</h4> |
| <pre>public static <a href="../../../../com/yahoo/sketches/theta/SetOperation.html" title="class in com.yahoo.sketches.theta">SetOperation</a> wrap(com.yahoo.memory.WritableMemory srcMem, |
| long seed)</pre> |
| <div class="block">Wrap takes the SetOperation image in Memory and refers to it directly. |
| There is no data copying onto the java heap. |
| Only "Direct" SetOperations that have been explicitly stored as direct can be wrapped.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>srcMem</code> - an image of a SetOperation where the hash of the given seed matches the image seed hash. |
| <a href="../../../../resources/dictionary.html#mem">See Memory</a></dd> |
| <dd><code>seed</code> - <a href="../../../../resources/dictionary.html#seed">See Update Hash Seed</a>.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a SetOperation backed by the given Memory</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getMaxUnionBytes-int-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getMaxUnionBytes</h4> |
| <pre>public static int getMaxUnionBytes(int nomEntries)</pre> |
| <div class="block">Returns the maximum required storage bytes given a nomEntries parameter for Union operations</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>nomEntries</code> - <a href="../../../../resources/dictionary.html#nomEntries">Nominal Entries</a> |
| This will become the ceiling power of 2 if it is not.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the maximum required storage bytes given a nomEntries parameter</dd> |
| </dl> |
| </li> |
| </ul> |
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| </a> |
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| <h4>getMaxIntersectionBytes</h4> |
| <pre>public static int getMaxIntersectionBytes(int nomEntries)</pre> |
| <div class="block">Returns the maximum required storage bytes given a nomEntries parameter for Intersection |
| operations</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>nomEntries</code> - <a href="../../../../resources/dictionary.html#nomEntries">Nominal Entries</a> |
| This will become the ceiling power of 2 if it is not.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the maximum required storage bytes given a nomEntries parameter</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getFamily--"> |
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| <h4>getFamily</h4> |
| <pre>public abstract <a href="../../../../com/yahoo/sketches/Family.html" title="enum in com.yahoo.sketches">Family</a> getFamily()</pre> |
| <div class="block">Gets the Family of this SetOperation</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the Family of this SetOperation</dd> |
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| <h4>isSameResource</h4> |
| <pre>public abstract boolean isSameResource(com.yahoo.memory.Memory that)</pre> |
| <div class="block">Returns true if the backing resource of <i>this</i> is identical with the backing resource |
| of <i>that</i>. The capacities must be the same. If <i>this</i> is a region, |
| the region offset must also be the same.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>that</code> - A different non-null object</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>true if the backing resource of <i>this</i> is the same as the backing resource |
| of <i>that</i>.</dd> |
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