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| <h2 title="Class CoderRegistry" class="title">Class CoderRegistry</h2> |
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| <ul class="inheritance"> |
| <li>java.lang.Object</li> |
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| <hr> |
| <br> |
| <pre>public class <span class="typeNameLabel">CoderRegistry</span> |
| extends java.lang.Object</pre> |
| <div class="block">A <a href="../../../../../org/apache/beam/sdk/coders/CoderRegistry.html" title="class in org.apache.beam.sdk.coders"><code>CoderRegistry</code></a> allows creating a <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders"><code>Coder</code></a> for a given Java <code>class</code> or |
| <a href="../../../../../org/apache/beam/sdk/values/TypeDescriptor.html" title="class in org.apache.beam.sdk.values"><code>type descriptor</code></a>. |
| |
| <p>Creation of the <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders"><code>Coder</code></a> is delegated to one of the many registered <a href="../../../../../org/apache/beam/sdk/coders/CoderProvider.html" title="class in org.apache.beam.sdk.coders"><code>coder providers</code></a> based upon the registration order. |
| |
| <p>By default, the <a href="../../../../../org/apache/beam/sdk/coders/CoderProvider.html" title="class in org.apache.beam.sdk.coders"><code>coder provider</code></a> precedence order is as follows: |
| |
| <ul> |
| <li>Coder providers registered programmatically with <a href="../../../../../org/apache/beam/sdk/coders/CoderRegistry.html#registerCoderProvider-org.apache.beam.sdk.coders.CoderProvider-"><code>registerCoderProvider(CoderProvider)</code></a>. |
| <li>A default coder provider for common Java (Byte, Double, List, ...) and Apache Beam (KV, |
| ...) types. |
| <li>Coder providers registered automatically through a <a href="../../../../../org/apache/beam/sdk/coders/CoderProviderRegistrar.html" title="interface in org.apache.beam.sdk.coders"><code>CoderProviderRegistrar</code></a> using a |
| <code>ServiceLoader</code>. Note that the <code>ServiceLoader</code> registration order is consistent |
| but may change due to the addition or removal of libraries exposed to the application. This |
| can impact the coder returned if multiple coder providers are capable of supplying a coder |
| for the specified type. |
| </ul> |
| |
| <p>Note that if multiple <a href="../../../../../org/apache/beam/sdk/coders/CoderProvider.html" title="class in org.apache.beam.sdk.coders"><code>coder providers</code></a> can provide a <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders"><code>Coder</code></a> for a |
| given type, the precedence order above defines which <a href="../../../../../org/apache/beam/sdk/coders/CoderProvider.html" title="class in org.apache.beam.sdk.coders"><code>CoderProvider</code></a> is chosen.</div> |
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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="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><span id="t6" class="tableTab"><span><a href="javascript:show(32);">Deprecated 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="../../../../../org/apache/beam/sdk/coders/CoderRegistry.html" title="class in org.apache.beam.sdk.coders">CoderRegistry</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/sdk/coders/CoderRegistry.html#createDefault--">createDefault</a></span>()</code> |
| <div class="block">Creates a CoderRegistry containing registrations for all standard coders part of the core Java |
| Apache Beam SDK and also any registrations provided by <a href="../../../../../org/apache/beam/sdk/coders/CoderProviderRegistrar.html" title="interface in org.apache.beam.sdk.coders"><code>coder |
| registrars</code></a>.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code><T,OutputT><br><a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders">Coder</a><OutputT></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/sdk/coders/CoderRegistry.html#getCoder-java.lang.Class-java.lang.Class-java.util.Map-java.lang.reflect.TypeVariable-">getCoder</a></span>(java.lang.Class<? extends T> subClass, |
| java.lang.Class<T> baseClass, |
| java.util.Map<java.lang.reflect.Type,? extends <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders">Coder</a><?>> knownCoders, |
| java.lang.reflect.TypeVariable<?> param)</code> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> |
| <div class="block"><span class="deprecationComment">This method is to change in an unknown backwards incompatible way once support for |
| this functionality is refined.</span></div> |
| </div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code><T> <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders">Coder</a><T></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/sdk/coders/CoderRegistry.html#getCoder-java.lang.Class-">getCoder</a></span>(java.lang.Class<T> clazz)</code> |
| <div class="block">Returns the <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders"><code>Coder</code></a> to use for values of the given class.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code><InputT,OutputT><br><a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders">Coder</a><OutputT></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/sdk/coders/CoderRegistry.html#getCoder-org.apache.beam.sdk.values.TypeDescriptor-org.apache.beam.sdk.values.TypeDescriptor-org.apache.beam.sdk.coders.Coder-">getCoder</a></span>(<a href="../../../../../org/apache/beam/sdk/values/TypeDescriptor.html" title="class in org.apache.beam.sdk.values">TypeDescriptor</a><OutputT> typeDescriptor, |
| <a href="../../../../../org/apache/beam/sdk/values/TypeDescriptor.html" title="class in org.apache.beam.sdk.values">TypeDescriptor</a><InputT> inputTypeDescriptor, |
| <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders">Coder</a><InputT> inputCoder)</code> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> |
| <div class="block"><span class="deprecationComment">This method is to change in an unknown backwards incompatible way once support for |
| this functionality is refined.</span></div> |
| </div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code><T> <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders">Coder</a><T></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/sdk/coders/CoderRegistry.html#getCoder-org.apache.beam.sdk.values.TypeDescriptor-">getCoder</a></span>(<a href="../../../../../org/apache/beam/sdk/values/TypeDescriptor.html" title="class in org.apache.beam.sdk.values">TypeDescriptor</a><T> type)</code> |
| <div class="block">Returns the <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders"><code>Coder</code></a> to use for values of the given type.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code><InputT,OutputT><br><a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders">Coder</a><OutputT></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/sdk/coders/CoderRegistry.html#getOutputCoder-org.apache.beam.sdk.transforms.SerializableFunction-org.apache.beam.sdk.coders.Coder-">getOutputCoder</a></span>(<a href="../../../../../org/apache/beam/sdk/transforms/SerializableFunction.html" title="interface in org.apache.beam.sdk.transforms">SerializableFunction</a><InputT,OutputT> fn, |
| <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders">Coder</a><InputT> inputCoder)</code> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> |
| <div class="block"><span class="deprecationComment">This method is to change in an unknown backwards incompatible way once support for |
| this functionality is refined.</span></div> |
| </div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/sdk/coders/CoderRegistry.html#registerCoderForClass-java.lang.Class-org.apache.beam.sdk.coders.Coder-">registerCoderForClass</a></span>(java.lang.Class<?> clazz, |
| <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders">Coder</a><?> coder)</code> |
| <div class="block">Registers the provided <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders"><code>Coder</code></a> for the given class.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/sdk/coders/CoderRegistry.html#registerCoderForType-org.apache.beam.sdk.values.TypeDescriptor-org.apache.beam.sdk.coders.Coder-">registerCoderForType</a></span>(<a href="../../../../../org/apache/beam/sdk/values/TypeDescriptor.html" title="class in org.apache.beam.sdk.values">TypeDescriptor</a><?> type, |
| <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders">Coder</a><?> coder)</code> |
| <div class="block">Registers the provided <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders"><code>Coder</code></a> for the given type.</div> |
| </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/sdk/coders/CoderRegistry.html#registerCoderProvider-org.apache.beam.sdk.coders.CoderProvider-">registerCoderProvider</a></span>(<a href="../../../../../org/apache/beam/sdk/coders/CoderProvider.html" title="class in org.apache.beam.sdk.coders">CoderProvider</a> coderProvider)</code> |
| <div class="block">Registers <code>coderProvider</code> as a potential <a href="../../../../../org/apache/beam/sdk/coders/CoderProvider.html" title="class in org.apache.beam.sdk.coders"><code>CoderProvider</code></a> which can produce <code>Coder</code> instances.</div> |
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| <!-- --> |
| </a> |
| <h3>Methods inherited from class java.lang.Object</h3> |
| <code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li> |
| </ul> |
| </li> |
| </ul> |
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| <h3>Method Detail</h3> |
| <a name="createDefault--"> |
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| </a> |
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| <h4>createDefault</h4> |
| <pre>public static <a href="../../../../../org/apache/beam/sdk/coders/CoderRegistry.html" title="class in org.apache.beam.sdk.coders">CoderRegistry</a> createDefault()</pre> |
| <div class="block">Creates a CoderRegistry containing registrations for all standard coders part of the core Java |
| Apache Beam SDK and also any registrations provided by <a href="../../../../../org/apache/beam/sdk/coders/CoderProviderRegistrar.html" title="interface in org.apache.beam.sdk.coders"><code>coder |
| registrars</code></a>. |
| |
| <p>Multiple registrations which can produce a coder for a given type result in a Coder created |
| by the (in order of precedence): |
| |
| <ul> |
| <li><a href="../../../../../org/apache/beam/sdk/coders/CoderProvider.html" title="class in org.apache.beam.sdk.coders"><code>coder providers</code></a> registered programmatically through <a href="../../../../../org/apache/beam/sdk/coders/CoderRegistry.html#registerCoderProvider-org.apache.beam.sdk.coders.CoderProvider-"><code>registerCoderProvider(org.apache.beam.sdk.coders.CoderProvider)</code></a>. |
| <li><a href="../../../../../org/apache/beam/sdk/coders/CoderProvider.html" title="class in org.apache.beam.sdk.coders"><code>coder providers</code></a> for core types found within the Apache Beam Java |
| SDK being used. |
| <li>The <a href="../../../../../org/apache/beam/sdk/coders/CoderProvider.html" title="class in org.apache.beam.sdk.coders"><code>coder providers</code></a> from the <a href="../../../../../org/apache/beam/sdk/coders/CoderProviderRegistrar.html" title="interface in org.apache.beam.sdk.coders"><code>CoderProviderRegistrar</code></a> with |
| the lexicographically smallest <code>class name</code> being used. |
| </ul></div> |
| </li> |
| </ul> |
| <a name="registerCoderProvider-org.apache.beam.sdk.coders.CoderProvider-"> |
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| <h4>registerCoderProvider</h4> |
| <pre>public void registerCoderProvider(<a href="../../../../../org/apache/beam/sdk/coders/CoderProvider.html" title="class in org.apache.beam.sdk.coders">CoderProvider</a> coderProvider)</pre> |
| <div class="block">Registers <code>coderProvider</code> as a potential <a href="../../../../../org/apache/beam/sdk/coders/CoderProvider.html" title="class in org.apache.beam.sdk.coders"><code>CoderProvider</code></a> which can produce <code>Coder</code> instances. |
| |
| <p>This method prioritizes this <a href="../../../../../org/apache/beam/sdk/coders/CoderProvider.html" title="class in org.apache.beam.sdk.coders"><code>CoderProvider</code></a> over all prior registered coders. |
| |
| <p>See <a href="../../../../../org/apache/beam/sdk/coders/CoderProviders.html" title="class in org.apache.beam.sdk.coders"><code>CoderProviders</code></a> for common <a href="../../../../../org/apache/beam/sdk/coders/CoderProvider.html" title="class in org.apache.beam.sdk.coders"><code>CoderProvider</code></a> patterns.</div> |
| </li> |
| </ul> |
| <a name="registerCoderForClass-java.lang.Class-org.apache.beam.sdk.coders.Coder-"> |
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| <h4>registerCoderForClass</h4> |
| <pre>public void registerCoderForClass(java.lang.Class<?> clazz, |
| <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders">Coder</a><?> coder)</pre> |
| <div class="block">Registers the provided <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders"><code>Coder</code></a> for the given class. |
| |
| <p>Note that this is equivalent to <code>registerCoderForType(TypeDescriptor.of(clazz))</code>. See |
| <a href="../../../../../org/apache/beam/sdk/coders/CoderRegistry.html#registerCoderForType-org.apache.beam.sdk.values.TypeDescriptor-org.apache.beam.sdk.coders.Coder-"><code>registerCoderForType(TypeDescriptor, Coder)</code></a> for further details.</div> |
| </li> |
| </ul> |
| <a name="registerCoderForType-org.apache.beam.sdk.values.TypeDescriptor-org.apache.beam.sdk.coders.Coder-"> |
| <!-- --> |
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| <h4>registerCoderForType</h4> |
| <pre>public void registerCoderForType(<a href="../../../../../org/apache/beam/sdk/values/TypeDescriptor.html" title="class in org.apache.beam.sdk.values">TypeDescriptor</a><?> type, |
| <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders">Coder</a><?> coder)</pre> |
| <div class="block">Registers the provided <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders"><code>Coder</code></a> for the given type. |
| |
| <p>Note that this is equivalent to <code>registerCoderProvider(CoderProviders.forCoder(type, |
| coder))</code>. See <a href="../../../../../org/apache/beam/sdk/coders/CoderRegistry.html#registerCoderProvider-org.apache.beam.sdk.coders.CoderProvider-"><code>registerCoderProvider(org.apache.beam.sdk.coders.CoderProvider)</code></a> and <a href="../../../../../org/apache/beam/sdk/coders/CoderProviders.html#forCoder-org.apache.beam.sdk.values.TypeDescriptor-org.apache.beam.sdk.coders.Coder-"><code>CoderProviders.forCoder(org.apache.beam.sdk.values.TypeDescriptor<?>, org.apache.beam.sdk.coders.Coder<?>)</code></a> for further |
| details.</div> |
| </li> |
| </ul> |
| <a name="getCoder-java.lang.Class-"> |
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| </a> |
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| <h4>getCoder</h4> |
| <pre>public <T> <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders">Coder</a><T> getCoder(java.lang.Class<T> clazz) |
| throws <a href="../../../../../org/apache/beam/sdk/coders/CannotProvideCoderException.html" title="class in org.apache.beam.sdk.coders">CannotProvideCoderException</a></pre> |
| <div class="block">Returns the <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders"><code>Coder</code></a> to use for values of the given class.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../../org/apache/beam/sdk/coders/CannotProvideCoderException.html" title="class in org.apache.beam.sdk.coders">CannotProvideCoderException</a></code> - if a <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders"><code>Coder</code></a> cannot be provided</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getCoder-org.apache.beam.sdk.values.TypeDescriptor-"> |
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| <h4>getCoder</h4> |
| <pre>public <T> <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders">Coder</a><T> getCoder(<a href="../../../../../org/apache/beam/sdk/values/TypeDescriptor.html" title="class in org.apache.beam.sdk.values">TypeDescriptor</a><T> type) |
| throws <a href="../../../../../org/apache/beam/sdk/coders/CannotProvideCoderException.html" title="class in org.apache.beam.sdk.coders">CannotProvideCoderException</a></pre> |
| <div class="block">Returns the <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders"><code>Coder</code></a> to use for values of the given type.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../../org/apache/beam/sdk/coders/CannotProvideCoderException.html" title="class in org.apache.beam.sdk.coders">CannotProvideCoderException</a></code> - if a <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders"><code>Coder</code></a> cannot be provided</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getCoder-org.apache.beam.sdk.values.TypeDescriptor-org.apache.beam.sdk.values.TypeDescriptor-org.apache.beam.sdk.coders.Coder-"> |
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| <h4>getCoder</h4> |
| <pre>@Deprecated |
| <a href="../../../../../org/apache/beam/sdk/annotations/Internal.html" title="annotation in org.apache.beam.sdk.annotations">@Internal</a> |
| public <InputT,OutputT> <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders">Coder</a><OutputT> getCoder(<a href="../../../../../org/apache/beam/sdk/values/TypeDescriptor.html" title="class in org.apache.beam.sdk.values">TypeDescriptor</a><OutputT> typeDescriptor, |
| <a href="../../../../../org/apache/beam/sdk/values/TypeDescriptor.html" title="class in org.apache.beam.sdk.values">TypeDescriptor</a><InputT> inputTypeDescriptor, |
| <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders">Coder</a><InputT> inputCoder) |
| throws <a href="../../../../../org/apache/beam/sdk/coders/CannotProvideCoderException.html" title="class in org.apache.beam.sdk.coders">CannotProvideCoderException</a></pre> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> <span class="deprecationComment">This method is to change in an unknown backwards incompatible way once support for |
| this functionality is refined.</span></div> |
| <div class="block">Returns the <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders"><code>Coder</code></a> for values of the given type, where the given input type uses the |
| given <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders"><code>Coder</code></a>.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../../org/apache/beam/sdk/coders/CannotProvideCoderException.html" title="class in org.apache.beam.sdk.coders">CannotProvideCoderException</a></code> - if a <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders"><code>Coder</code></a> cannot be provided</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getOutputCoder-org.apache.beam.sdk.transforms.SerializableFunction-org.apache.beam.sdk.coders.Coder-"> |
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| <h4>getOutputCoder</h4> |
| <pre>@Deprecated |
| <a href="../../../../../org/apache/beam/sdk/annotations/Internal.html" title="annotation in org.apache.beam.sdk.annotations">@Internal</a> |
| public <InputT,OutputT> <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders">Coder</a><OutputT> getOutputCoder(<a href="../../../../../org/apache/beam/sdk/transforms/SerializableFunction.html" title="interface in org.apache.beam.sdk.transforms">SerializableFunction</a><InputT,OutputT> fn, |
| <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders">Coder</a><InputT> inputCoder) |
| throws <a href="../../../../../org/apache/beam/sdk/coders/CannotProvideCoderException.html" title="class in org.apache.beam.sdk.coders">CannotProvideCoderException</a></pre> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> <span class="deprecationComment">This method is to change in an unknown backwards incompatible way once support for |
| this functionality is refined.</span></div> |
| <div class="block">Returns the <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders"><code>Coder</code></a> to use on elements produced by this function, given the <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders"><code>Coder</code></a> |
| used for its input elements.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../../org/apache/beam/sdk/coders/CannotProvideCoderException.html" title="class in org.apache.beam.sdk.coders">CannotProvideCoderException</a></code> - if a <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders"><code>Coder</code></a> cannot be provided</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getCoder-java.lang.Class-java.lang.Class-java.util.Map-java.lang.reflect.TypeVariable-"> |
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| </a> |
| <ul class="blockListLast"> |
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| <h4>getCoder</h4> |
| <pre>@Deprecated |
| <a href="../../../../../org/apache/beam/sdk/annotations/Internal.html" title="annotation in org.apache.beam.sdk.annotations">@Internal</a> |
| public <T,OutputT> <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders">Coder</a><OutputT> getCoder(java.lang.Class<? extends T> subClass, |
| java.lang.Class<T> baseClass, |
| java.util.Map<java.lang.reflect.Type,? extends <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders">Coder</a><?>> knownCoders, |
| java.lang.reflect.TypeVariable<?> param) |
| throws <a href="../../../../../org/apache/beam/sdk/coders/CannotProvideCoderException.html" title="class in org.apache.beam.sdk.coders">CannotProvideCoderException</a></pre> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> <span class="deprecationComment">This method is to change in an unknown backwards incompatible way once support for |
| this functionality is refined.</span></div> |
| <div class="block">Returns the <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders"><code>Coder</code></a> to use for the specified type parameter specialization of the |
| subclass, given <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders"><code>Coders</code></a> to use for all other type parameters (if any).</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../../org/apache/beam/sdk/coders/CannotProvideCoderException.html" title="class in org.apache.beam.sdk.coders">CannotProvideCoderException</a></code> - if a <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="class in org.apache.beam.sdk.coders"><code>Coder</code></a> cannot be provided</dd> |
| </dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
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