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| <div class="subTitle">org.apache.beam.sdk.extensions.sql.impl.cep</div> |
| <h2 title="Class CEPUtils" class="title">Class CEPUtils</h2> |
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| <ul class="inheritance"> |
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| <pre>public class <span class="typeNameLabel">CEPUtils</span> |
| extends java.lang.Object</pre> |
| <div class="block">Some utility methods for transforming Calcite's constructs into our own Beam constructs (for |
| serialization purpose).</div> |
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| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/impl/cep/CEPUtils.html#CEPUtils--">CEPUtils</a></span>()</code> </td> |
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| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>static java.util.List<<a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/impl/cep/CEPFieldRef.html" title="class in org.apache.beam.sdk.extensions.sql.impl.cep">CEPFieldRef</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/impl/cep/CEPUtils.html#getCEPFieldRefFromParKeys-org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.util.ImmutableBitSet-">getCEPFieldRefFromParKeys</a></span>(org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.util.ImmutableBitSet partitionKeys)</code> |
| <div class="block">Transform the partition columns into serializable CEPFieldRef.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>static java.util.ArrayList<<a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/impl/cep/CEPPattern.html" title="class in org.apache.beam.sdk.extensions.sql.impl.cep">CEPPattern</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/impl/cep/CEPUtils.html#getCEPPatternFromPattern-org.apache.beam.sdk.schemas.Schema-org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.rex.RexNode-java.util.Map-">getCEPPatternFromPattern</a></span>(<a href="../../../../../../../../org/apache/beam/sdk/schemas/Schema.html" title="class in org.apache.beam.sdk.schemas">Schema</a> upStreamSchema, |
| org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.rex.RexNode call, |
| java.util.Map<java.lang.String,org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.rex.RexNode> patternDefs)</code> |
| <div class="block">Construct a list of <code>CEPPattern</code>s from a <code>RexNode</code>.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/impl/cep/CEPFieldRef.html" title="class in org.apache.beam.sdk.extensions.sql.impl.cep">CEPFieldRef</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/impl/cep/CEPUtils.html#getFieldRef-org.apache.beam.sdk.extensions.sql.impl.cep.CEPOperation-">getFieldRef</a></span>(<a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/impl/cep/CEPOperation.html" title="class in org.apache.beam.sdk.extensions.sql.impl.cep">CEPOperation</a> opr)</code> |
| <div class="block">a function that finds a pattern reference recursively.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../../../org/apache/beam/sdk/schemas/Schema.FieldType.html" title="class in org.apache.beam.sdk.schemas">Schema.FieldType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/impl/cep/CEPUtils.html#getFieldType-org.apache.beam.sdk.schemas.Schema-org.apache.beam.sdk.extensions.sql.impl.cep.CEPOperation-">getFieldType</a></span>(<a href="../../../../../../../../org/apache/beam/sdk/schemas/Schema.html" title="class in org.apache.beam.sdk.schemas">Schema</a> streamSchema, |
| <a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/impl/cep/CEPOperation.html" title="class in org.apache.beam.sdk.extensions.sql.impl.cep">CEPOperation</a> measureOperation)</code> </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>static java.lang.String</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/impl/cep/CEPUtils.html#getRegexFromPattern-org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.rex.RexNode-">getRegexFromPattern</a></span>(org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.rex.RexNode call)</code> |
| <div class="block">Recursively construct a regular expression from a <code>RexNode</code>.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>static java.util.ArrayList<<a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/impl/cep/OrderKey.html" title="class in org.apache.beam.sdk.extensions.sql.impl.cep">OrderKey</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/impl/cep/CEPUtils.html#makeOrderKeysFromCollation-org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.rel.RelCollation-">makeOrderKeysFromCollation</a></span>(org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.rel.RelCollation orderKeys)</code> |
| <div class="block">Transform a list of keys in Calcite to <code>ORDER BY</code> to <code>OrderKey</code>s.</div> |
| </td> |
| </tr> |
| </table> |
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| <!-- --> |
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| <h3>Methods inherited from class java.lang.Object</h3> |
| <code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li> |
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| <h4>CEPUtils</h4> |
| <pre>public CEPUtils()</pre> |
| </li> |
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| <a name="getCEPPatternFromPattern-org.apache.beam.sdk.schemas.Schema-org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.rex.RexNode-java.util.Map-"> |
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| <h4>getCEPPatternFromPattern</h4> |
| <pre>public static java.util.ArrayList<<a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/impl/cep/CEPPattern.html" title="class in org.apache.beam.sdk.extensions.sql.impl.cep">CEPPattern</a>> getCEPPatternFromPattern(<a href="../../../../../../../../org/apache/beam/sdk/schemas/Schema.html" title="class in org.apache.beam.sdk.schemas">Schema</a> upStreamSchema, |
| org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.rex.RexNode call, |
| java.util.Map<java.lang.String,org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.rex.RexNode> patternDefs)</pre> |
| <div class="block">Construct a list of <code>CEPPattern</code>s from a <code>RexNode</code>.</div> |
| </li> |
| </ul> |
| <a name="getRegexFromPattern-org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.rex.RexNode-"> |
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| <h4>getRegexFromPattern</h4> |
| <pre>public static java.lang.String getRegexFromPattern(org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.rex.RexNode call)</pre> |
| <div class="block">Recursively construct a regular expression from a <code>RexNode</code>.</div> |
| </li> |
| </ul> |
| <a name="makeOrderKeysFromCollation-org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.rel.RelCollation-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
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| <h4>makeOrderKeysFromCollation</h4> |
| <pre>public static java.util.ArrayList<<a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/impl/cep/OrderKey.html" title="class in org.apache.beam.sdk.extensions.sql.impl.cep">OrderKey</a>> makeOrderKeysFromCollation(org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.rel.RelCollation orderKeys)</pre> |
| <div class="block">Transform a list of keys in Calcite to <code>ORDER BY</code> to <code>OrderKey</code>s.</div> |
| </li> |
| </ul> |
| <a name="getCEPFieldRefFromParKeys-org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.util.ImmutableBitSet-"> |
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| <h4>getCEPFieldRefFromParKeys</h4> |
| <pre>public static java.util.List<<a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/impl/cep/CEPFieldRef.html" title="class in org.apache.beam.sdk.extensions.sql.impl.cep">CEPFieldRef</a>> getCEPFieldRefFromParKeys(org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.util.ImmutableBitSet partitionKeys)</pre> |
| <div class="block">Transform the partition columns into serializable CEPFieldRef.</div> |
| </li> |
| </ul> |
| <a name="getFieldRef-org.apache.beam.sdk.extensions.sql.impl.cep.CEPOperation-"> |
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| </a> |
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| <h4>getFieldRef</h4> |
| <pre>public static <a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/impl/cep/CEPFieldRef.html" title="class in org.apache.beam.sdk.extensions.sql.impl.cep">CEPFieldRef</a> getFieldRef(<a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/impl/cep/CEPOperation.html" title="class in org.apache.beam.sdk.extensions.sql.impl.cep">CEPOperation</a> opr)</pre> |
| <div class="block">a function that finds a pattern reference recursively.</div> |
| </li> |
| </ul> |
| <a name="getFieldType-org.apache.beam.sdk.schemas.Schema-org.apache.beam.sdk.extensions.sql.impl.cep.CEPOperation-"> |
| <!-- --> |
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| <h4>getFieldType</h4> |
| <pre>public static <a href="../../../../../../../../org/apache/beam/sdk/schemas/Schema.FieldType.html" title="class in org.apache.beam.sdk.schemas">Schema.FieldType</a> getFieldType(<a href="../../../../../../../../org/apache/beam/sdk/schemas/Schema.html" title="class in org.apache.beam.sdk.schemas">Schema</a> streamSchema, |
| <a href="../../../../../../../../org/apache/beam/sdk/extensions/sql/impl/cep/CEPOperation.html" title="class in org.apache.beam.sdk.extensions.sql.impl.cep">CEPOperation</a> measureOperation)</pre> |
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