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| <div class="subTitle">org.apache.beam.sdk.io.gcp.spanner.changestreams.dao</div> |
| <h2 title="Class DaoFactory" class="title">Class DaoFactory</h2> |
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| <ul class="inheritance"> |
| <li>java.lang.Object</li> |
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| <li>org.apache.beam.sdk.io.gcp.spanner.changestreams.dao.DaoFactory</li> |
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| <pre>public class <span class="typeNameLabel">DaoFactory</span> |
| extends java.lang.Object |
| implements java.io.Serializable</pre> |
| <div class="block">Factory class to create data access objects to perform change stream queries and access the |
| metadata tables. The instances created are all singletons.</div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../../../../../../serialized-form.html#org.apache.beam.sdk.io.gcp.spanner.changestreams.dao.DaoFactory">Serialized Form</a></dd> |
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| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../../../../org/apache/beam/sdk/io/gcp/spanner/changestreams/dao/DaoFactory.html#DaoFactory-org.apache.beam.sdk.io.gcp.spanner.SpannerConfig-java.lang.String-org.apache.beam.sdk.io.gcp.spanner.SpannerConfig-java.lang.String-com.google.cloud.spanner.Options.RpcPriority-java.lang.String-">DaoFactory</a></span>(<a href="../../../../../../../../../org/apache/beam/sdk/io/gcp/spanner/SpannerConfig.html" title="class in org.apache.beam.sdk.io.gcp.spanner">SpannerConfig</a> changeStreamSpannerConfig, |
| java.lang.String changeStreamName, |
| <a href="../../../../../../../../../org/apache/beam/sdk/io/gcp/spanner/SpannerConfig.html" title="class in org.apache.beam.sdk.io.gcp.spanner">SpannerConfig</a> metadataSpannerConfig, |
| java.lang.String partitionMetadataTableName, |
| <a href="https://static.javadoc.io/com.google.cloud/google-cloud-spanner/6.20.0/com/google/cloud/spanner/Options.RpcPriority.html?is-external=true" title="class or interface in com.google.cloud.spanner">Options.RpcPriority</a> rpcPriority, |
| java.lang.String jobName)</code> |
| <div class="block">Constructs a <a href="../../../../../../../../../org/apache/beam/sdk/io/gcp/spanner/changestreams/dao/DaoFactory.html" title="class in org.apache.beam.sdk.io.gcp.spanner.changestreams.dao"><code>DaoFactory</code></a> with the configuration to be used for the underlying instances.</div> |
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| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../../../../../org/apache/beam/sdk/io/gcp/spanner/changestreams/dao/ChangeStreamDao.html" title="class in org.apache.beam.sdk.io.gcp.spanner.changestreams.dao">ChangeStreamDao</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../../org/apache/beam/sdk/io/gcp/spanner/changestreams/dao/DaoFactory.html#getChangeStreamDao--">getChangeStreamDao</a></span>()</code> |
| <div class="block">Creates and returns a singleton DAO instance for querying a partition change stream.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../../../../../org/apache/beam/sdk/io/gcp/spanner/changestreams/dao/PartitionMetadataAdminDao.html" title="class in org.apache.beam.sdk.io.gcp.spanner.changestreams.dao">PartitionMetadataAdminDao</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../../org/apache/beam/sdk/io/gcp/spanner/changestreams/dao/DaoFactory.html#getPartitionMetadataAdminDao--">getPartitionMetadataAdminDao</a></span>()</code> |
| <div class="block">Creates and returns a singleton DAO instance for admin operations over the partition metadata |
| table.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../../../../../org/apache/beam/sdk/io/gcp/spanner/changestreams/dao/PartitionMetadataDao.html" title="class in org.apache.beam.sdk.io.gcp.spanner.changestreams.dao">PartitionMetadataDao</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../../org/apache/beam/sdk/io/gcp/spanner/changestreams/dao/DaoFactory.html#getPartitionMetadataDao--">getPartitionMetadataDao</a></span>()</code> |
| <div class="block">Creates and returns a singleton DAO instance for accessing the partition metadata table.</div> |
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| <code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li> |
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| <h4>DaoFactory</h4> |
| <pre>public DaoFactory(<a href="../../../../../../../../../org/apache/beam/sdk/io/gcp/spanner/SpannerConfig.html" title="class in org.apache.beam.sdk.io.gcp.spanner">SpannerConfig</a> changeStreamSpannerConfig, |
| java.lang.String changeStreamName, |
| <a href="../../../../../../../../../org/apache/beam/sdk/io/gcp/spanner/SpannerConfig.html" title="class in org.apache.beam.sdk.io.gcp.spanner">SpannerConfig</a> metadataSpannerConfig, |
| java.lang.String partitionMetadataTableName, |
| <a href="https://static.javadoc.io/com.google.cloud/google-cloud-spanner/6.20.0/com/google/cloud/spanner/Options.RpcPriority.html?is-external=true" title="class or interface in com.google.cloud.spanner">Options.RpcPriority</a> rpcPriority, |
| java.lang.String jobName)</pre> |
| <div class="block">Constructs a <a href="../../../../../../../../../org/apache/beam/sdk/io/gcp/spanner/changestreams/dao/DaoFactory.html" title="class in org.apache.beam.sdk.io.gcp.spanner.changestreams.dao"><code>DaoFactory</code></a> with the configuration to be used for the underlying instances.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>changeStreamSpannerConfig</code> - the configuration for the change streams DAO</dd> |
| <dd><code>changeStreamName</code> - the name of the change stream for the change streams DAO</dd> |
| <dd><code>metadataSpannerConfig</code> - the metadata tables configuration</dd> |
| <dd><code>partitionMetadataTableName</code> - the name of the created partition metadata table</dd> |
| <dd><code>rpcPriority</code> - the priority of the requests made by the DAO queries</dd> |
| <dd><code>jobName</code> - the name of the running job</dd> |
| </dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| <!-- ============ METHOD DETAIL ========== --> |
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| <a name="getPartitionMetadataAdminDao--"> |
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| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getPartitionMetadataAdminDao</h4> |
| <pre>public <a href="../../../../../../../../../org/apache/beam/sdk/io/gcp/spanner/changestreams/dao/PartitionMetadataAdminDao.html" title="class in org.apache.beam.sdk.io.gcp.spanner.changestreams.dao">PartitionMetadataAdminDao</a> getPartitionMetadataAdminDao()</pre> |
| <div class="block">Creates and returns a singleton DAO instance for admin operations over the partition metadata |
| table. |
| |
| <p>This method is thread safe.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>singleton instance of the <a href="../../../../../../../../../org/apache/beam/sdk/io/gcp/spanner/changestreams/dao/PartitionMetadataDao.html" title="class in org.apache.beam.sdk.io.gcp.spanner.changestreams.dao"><code>PartitionMetadataDao</code></a></dd> |
| </dl> |
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| <a name="getPartitionMetadataDao--"> |
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| <h4>getPartitionMetadataDao</h4> |
| <pre>public <a href="../../../../../../../../../org/apache/beam/sdk/io/gcp/spanner/changestreams/dao/PartitionMetadataDao.html" title="class in org.apache.beam.sdk.io.gcp.spanner.changestreams.dao">PartitionMetadataDao</a> getPartitionMetadataDao()</pre> |
| <div class="block">Creates and returns a singleton DAO instance for accessing the partition metadata table. |
| |
| <p>This method is thread safe.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>singleton instance of the <a href="../../../../../../../../../org/apache/beam/sdk/io/gcp/spanner/changestreams/dao/PartitionMetadataDao.html" title="class in org.apache.beam.sdk.io.gcp.spanner.changestreams.dao"><code>PartitionMetadataDao</code></a></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getChangeStreamDao--"> |
| <!-- --> |
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| <h4>getChangeStreamDao</h4> |
| <pre>public <a href="../../../../../../../../../org/apache/beam/sdk/io/gcp/spanner/changestreams/dao/ChangeStreamDao.html" title="class in org.apache.beam.sdk.io.gcp.spanner.changestreams.dao">ChangeStreamDao</a> getChangeStreamDao()</pre> |
| <div class="block">Creates and returns a singleton DAO instance for querying a partition change stream. |
| |
| <p>This method is thread safe.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>singleton instance of the <a href="../../../../../../../../../org/apache/beam/sdk/io/gcp/spanner/changestreams/dao/ChangeStreamDao.html" title="class in org.apache.beam.sdk.io.gcp.spanner.changestreams.dao"><code>ChangeStreamDao</code></a></dd> |
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