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<title>TopologyAPI.InputStreamOrBuilder (Heron Java API)</title>
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<h2 title="Interface TopologyAPI.InputStreamOrBuilder" class="title">Interface TopologyAPI.InputStreamOrBuilder</h2>
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<dt>All Superinterfaces:</dt>
<dd><code>com.google.protobuf.MessageLiteOrBuilder</code>, <code>com.google.protobuf.MessageOrBuilder</code></dd>
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<dt>All Known Implementing Classes:</dt>
<dd><code><a href="TopologyAPI.InputStream.html" title="class in org.apache.heron.api.generated">TopologyAPI.InputStream</a></code>, <code><a href="TopologyAPI.InputStream.Builder.html" title="class in org.apache.heron.api.generated">TopologyAPI.InputStream.Builder</a></code></dd>
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<pre>public static interface <span class="typeNameLabel">TopologyAPI.InputStreamOrBuilder</span>
extends com.google.protobuf.MessageOrBuilder</pre>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Method</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tr id="i0" class="altColor">
<td class="colFirst"><code>com.google.protobuf.ByteString</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getCustomGroupingObject()">getCustomGroupingObject</a></span>()</code></th>
<td class="colLast">
<div class="block">
we should refactor when upgrading to protobuf v3.0 (#1181)</div>
</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code><a href="TopologyAPI.StreamSchema.html" title="class in org.apache.heron.api.generated">TopologyAPI.StreamSchema</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getGroupingFields()">getGroupingFields</a></span>()</code></th>
<td class="colLast">
<div class="block"><code>optional .heron.proto.api.StreamSchema grouping_fields = 3;</code></div>
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<tr id="i2" class="altColor">
<td class="colFirst"><code><a href="TopologyAPI.StreamSchemaOrBuilder.html" title="interface in org.apache.heron.api.generated">TopologyAPI.StreamSchemaOrBuilder</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getGroupingFieldsOrBuilder()">getGroupingFieldsOrBuilder</a></span>()</code></th>
<td class="colLast">
<div class="block"><code>optional .heron.proto.api.StreamSchema grouping_fields = 3;</code></div>
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<tr id="i3" class="rowColor">
<td class="colFirst"><code><a href="TopologyAPI.Grouping.html" title="enum in org.apache.heron.api.generated">TopologyAPI.Grouping</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getGtype()">getGtype</a></span>()</code></th>
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<div class="block"><code>required .heron.proto.api.Grouping gtype = 2;</code></div>
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<td class="colFirst"><code><a href="TopologyAPI.StreamId.html" title="class in org.apache.heron.api.generated">TopologyAPI.StreamId</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getStream()">getStream</a></span>()</code></th>
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<div class="block"><code>required .heron.proto.api.StreamId stream = 1;</code></div>
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<tr id="i5" class="rowColor">
<td class="colFirst"><code><a href="TopologyAPI.StreamIdOrBuilder.html" title="interface in org.apache.heron.api.generated">TopologyAPI.StreamIdOrBuilder</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getStreamOrBuilder()">getStreamOrBuilder</a></span>()</code></th>
<td class="colLast">
<div class="block"><code>required .heron.proto.api.StreamId stream = 1;</code></div>
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<tr id="i6" class="altColor">
<td class="colFirst"><code><a href="TopologyAPI.CustomGroupingObjectType.html" title="enum in org.apache.heron.api.generated">TopologyAPI.CustomGroupingObjectType</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getType()">getType</a></span>()</code></th>
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<div class="block"><code>optional .heron.proto.api.CustomGroupingObjectType type = 5;</code></div>
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<tr id="i7" class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#hasCustomGroupingObject()">hasCustomGroupingObject</a></span>()</code></th>
<td class="colLast">
<div class="block">
we should refactor when upgrading to protobuf v3.0 (#1181)</div>
</td>
</tr>
<tr id="i8" class="altColor">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#hasGroupingFields()">hasGroupingFields</a></span>()</code></th>
<td class="colLast">
<div class="block"><code>optional .heron.proto.api.StreamSchema grouping_fields = 3;</code></div>
</td>
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<tr id="i9" class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#hasGtype()">hasGtype</a></span>()</code></th>
<td class="colLast">
<div class="block"><code>required .heron.proto.api.Grouping gtype = 2;</code></div>
</td>
</tr>
<tr id="i10" class="altColor">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#hasStream()">hasStream</a></span>()</code></th>
<td class="colLast">
<div class="block"><code>required .heron.proto.api.StreamId stream = 1;</code></div>
</td>
</tr>
<tr id="i11" class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#hasType()">hasType</a></span>()</code></th>
<td class="colLast">
<div class="block"><code>optional .heron.proto.api.CustomGroupingObjectType type = 5;</code></div>
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<h3>Methods inherited from interface&nbsp;com.google.protobuf.MessageOrBuilder</h3>
<code>findInitializationErrors, getAllFields, getDefaultInstanceForType, getDescriptorForType, getField, getInitializationErrorString, getOneofFieldDescriptor, getRepeatedField, getRepeatedFieldCount, getUnknownFields, hasField, hasOneof</code></li>
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<h4>hasStream</h4>
<pre class="methodSignature">boolean&nbsp;hasStream()</pre>
<div class="block"><code>required .heron.proto.api.StreamId stream = 1;</code></div>
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<dt><span class="returnLabel">Returns:</span></dt>
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<pre class="methodSignature"><a href="TopologyAPI.StreamId.html" title="class in org.apache.heron.api.generated">TopologyAPI.StreamId</a>&nbsp;getStream()</pre>
<div class="block"><code>required .heron.proto.api.StreamId stream = 1;</code></div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>The stream.</dd>
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<h4>getStreamOrBuilder</h4>
<pre class="methodSignature"><a href="TopologyAPI.StreamIdOrBuilder.html" title="interface in org.apache.heron.api.generated">TopologyAPI.StreamIdOrBuilder</a>&nbsp;getStreamOrBuilder()</pre>
<div class="block"><code>required .heron.proto.api.StreamId stream = 1;</code></div>
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<pre class="methodSignature">boolean&nbsp;hasGtype()</pre>
<div class="block"><code>required .heron.proto.api.Grouping gtype = 2;</code></div>
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<pre class="methodSignature"><a href="TopologyAPI.Grouping.html" title="enum in org.apache.heron.api.generated">TopologyAPI.Grouping</a>&nbsp;getGtype()</pre>
<div class="block"><code>required .heron.proto.api.Grouping gtype = 2;</code></div>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd>The gtype.</dd>
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<h4>hasGroupingFields</h4>
<pre class="methodSignature">boolean&nbsp;hasGroupingFields()</pre>
<div class="block"><code>optional .heron.proto.api.StreamSchema grouping_fields = 3;</code></div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Whether the groupingFields field is set.</dd>
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<h4>getGroupingFields</h4>
<pre class="methodSignature"><a href="TopologyAPI.StreamSchema.html" title="class in org.apache.heron.api.generated">TopologyAPI.StreamSchema</a>&nbsp;getGroupingFields()</pre>
<div class="block"><code>optional .heron.proto.api.StreamSchema grouping_fields = 3;</code></div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>The groupingFields.</dd>
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<h4>getGroupingFieldsOrBuilder</h4>
<pre class="methodSignature"><a href="TopologyAPI.StreamSchemaOrBuilder.html" title="interface in org.apache.heron.api.generated">TopologyAPI.StreamSchemaOrBuilder</a>&nbsp;getGroupingFieldsOrBuilder()</pre>
<div class="block"><code>optional .heron.proto.api.StreamSchema grouping_fields = 3;</code></div>
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<h4>hasCustomGroupingObject</h4>
<pre class="methodSignature">boolean&nbsp;hasCustomGroupingObject()</pre>
<div class="block"><pre>
we should refactor when upgrading to protobuf v3.0 (#1181)
</pre>
<code>optional bytes custom_grouping_object = 4;</code></div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Whether the customGroupingObject field is set.</dd>
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<a id="getCustomGroupingObject()">
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<h4>getCustomGroupingObject</h4>
<pre class="methodSignature">com.google.protobuf.ByteString&nbsp;getCustomGroupingObject()</pre>
<div class="block"><pre>
we should refactor when upgrading to protobuf v3.0 (#1181)
</pre>
<code>optional bytes custom_grouping_object = 4;</code></div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>The customGroupingObject.</dd>
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<h4>hasType</h4>
<pre class="methodSignature">boolean&nbsp;hasType()</pre>
<div class="block"><code>optional .heron.proto.api.CustomGroupingObjectType type = 5;</code></div>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd>Whether the type field is set.</dd>
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<h4>getType</h4>
<pre class="methodSignature"><a href="TopologyAPI.CustomGroupingObjectType.html" title="enum in org.apache.heron.api.generated">TopologyAPI.CustomGroupingObjectType</a>&nbsp;getType()</pre>
<div class="block"><code>optional .heron.proto.api.CustomGroupingObjectType type = 5;</code></div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>The type.</dd>
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