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| <div class="subTitle">org.apache.mahout.cf.taste.impl.model</div> |
| <h2 title="Class MemoryIDMigrator" class="title">Class MemoryIDMigrator</h2> |
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| <li><a href="http://docs.oracle.com/javase/7/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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| <ul class="inheritance"> |
| <li><a href="../../../../../../../org/apache/mahout/cf/taste/impl/model/AbstractIDMigrator.html" title="class in org.apache.mahout.cf.taste.impl.model">org.apache.mahout.cf.taste.impl.model.AbstractIDMigrator</a></li> |
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| <li>org.apache.mahout.cf.taste.impl.model.MemoryIDMigrator</li> |
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| <dt>All Implemented Interfaces:</dt> |
| <dd><a href="../../../../../../../org/apache/mahout/cf/taste/common/Refreshable.html" title="interface in org.apache.mahout.cf.taste.common">Refreshable</a>, <a href="../../../../../../../org/apache/mahout/cf/taste/model/IDMigrator.html" title="interface in org.apache.mahout.cf.taste.model">IDMigrator</a>, <a href="../../../../../../../org/apache/mahout/cf/taste/model/UpdatableIDMigrator.html" title="interface in org.apache.mahout.cf.taste.model">UpdatableIDMigrator</a></dd> |
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| <pre>public final class <span class="typeNameLabel">MemoryIDMigrator</span> |
| extends <a href="../../../../../../../org/apache/mahout/cf/taste/impl/model/AbstractIDMigrator.html" title="class in org.apache.mahout.cf.taste.impl.model">AbstractIDMigrator</a> |
| implements <a href="../../../../../../../org/apache/mahout/cf/taste/model/UpdatableIDMigrator.html" title="interface in org.apache.mahout.cf.taste.model">UpdatableIDMigrator</a></pre> |
| <div class="block">Implementation which stores the reverse long-to-String mapping in memory.</div> |
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| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/mahout/cf/taste/impl/model/MemoryIDMigrator.html#MemoryIDMigrator--">MemoryIDMigrator</a></span>()</code> </td> |
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| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/mahout/cf/taste/impl/model/MemoryIDMigrator.html#initialize-java.lang.Iterable-">initialize</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a><<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>> stringIDs)</code> |
| <div class="block">Make the mapping aware of the given string IDs.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/mahout/cf/taste/impl/model/MemoryIDMigrator.html#storeMapping-long-java.lang.String-">storeMapping</a></span>(long longID, |
| <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> stringID)</code> |
| <div class="block">Stores the reverse long-to-String mapping in some kind of backing store.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/mahout/cf/taste/impl/model/MemoryIDMigrator.html#toStringID-long-">toStringID</a></span>(long longID)</code> </td> |
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| <h3>Methods inherited from class org.apache.mahout.cf.taste.impl.model.<a href="../../../../../../../org/apache/mahout/cf/taste/impl/model/AbstractIDMigrator.html" title="class in org.apache.mahout.cf.taste.impl.model">AbstractIDMigrator</a></h3> |
| <code><a href="../../../../../../../org/apache/mahout/cf/taste/impl/model/AbstractIDMigrator.html#hash-java.lang.String-">hash</a>, <a href="../../../../../../../org/apache/mahout/cf/taste/impl/model/AbstractIDMigrator.html#refresh-java.util.Collection-">refresh</a>, <a href="../../../../../../../org/apache/mahout/cf/taste/impl/model/AbstractIDMigrator.html#toLongID-java.lang.String-">toLongID</a></code></li> |
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| <code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li> |
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| <h3>Methods inherited from interface org.apache.mahout.cf.taste.model.<a href="../../../../../../../org/apache/mahout/cf/taste/model/IDMigrator.html" title="interface in org.apache.mahout.cf.taste.model">IDMigrator</a></h3> |
| <code><a href="../../../../../../../org/apache/mahout/cf/taste/model/IDMigrator.html#toLongID-java.lang.String-">toLongID</a></code></li> |
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| <!-- --> |
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| <h3>Methods inherited from interface org.apache.mahout.cf.taste.common.<a href="../../../../../../../org/apache/mahout/cf/taste/common/Refreshable.html" title="interface in org.apache.mahout.cf.taste.common">Refreshable</a></h3> |
| <code><a href="../../../../../../../org/apache/mahout/cf/taste/common/Refreshable.html#refresh-java.util.Collection-">refresh</a></code></li> |
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| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
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| <h3>Constructor Detail</h3> |
| <a name="MemoryIDMigrator--"> |
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| <h4>MemoryIDMigrator</h4> |
| <pre>public MemoryIDMigrator()</pre> |
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| <a name="storeMapping-long-java.lang.String-"> |
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| <h4>storeMapping</h4> |
| <pre>public void storeMapping(long longID, |
| <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> stringID)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../../../org/apache/mahout/cf/taste/model/UpdatableIDMigrator.html#storeMapping-long-java.lang.String-">UpdatableIDMigrator</a></code></span></div> |
| <div class="block">Stores the reverse long-to-String mapping in some kind of backing store. Note that this must be called |
| directly (or indirectly through <a href="../../../../../../../org/apache/mahout/cf/taste/model/UpdatableIDMigrator.html#initialize-java.lang.Iterable-"><code>UpdatableIDMigrator.initialize(Iterable)</code></a>) for every String that might be encountered |
| in the application, or else the mapping will not be known.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../../org/apache/mahout/cf/taste/model/UpdatableIDMigrator.html#storeMapping-long-java.lang.String-">storeMapping</a></code> in interface <code><a href="../../../../../../../org/apache/mahout/cf/taste/model/UpdatableIDMigrator.html" title="interface in org.apache.mahout.cf.taste.model">UpdatableIDMigrator</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>longID</code> - long ID</dd> |
| <dd><code>stringID</code> - string ID that maps to/from that long ID</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="toStringID-long-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>toStringID</h4> |
| <pre>public <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> toStringID(long longID)</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../../org/apache/mahout/cf/taste/model/IDMigrator.html#toStringID-long-">toStringID</a></code> in interface <code><a href="../../../../../../../org/apache/mahout/cf/taste/model/IDMigrator.html" title="interface in org.apache.mahout.cf.taste.model">IDMigrator</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the string ID most recently associated with the given long ID, or null if doesn't exist</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="initialize-java.lang.Iterable-"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>initialize</h4> |
| <pre>public void initialize(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a><<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>> stringIDs)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../../../org/apache/mahout/cf/taste/model/UpdatableIDMigrator.html#initialize-java.lang.Iterable-">UpdatableIDMigrator</a></code></span></div> |
| <div class="block">Make the mapping aware of the given string IDs. This must be called initially before the implementation |
| is used, or else it will not be aware of reverse long-to-String mappings.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../../org/apache/mahout/cf/taste/model/UpdatableIDMigrator.html#initialize-java.lang.Iterable-">initialize</a></code> in interface <code><a href="../../../../../../../org/apache/mahout/cf/taste/model/UpdatableIDMigrator.html" title="interface in org.apache.mahout.cf.taste.model">UpdatableIDMigrator</a></code></dd> |
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