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| <h2 title="Class CommandLineParser" class="title">Class CommandLineParser</h2> |
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| <ul class="inheritance"> |
| <li>org.apache.kudu.mapreduce.CommandLineParser</li> |
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| <div class="description"> |
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| <pre>@InterfaceAudience.Public |
| @InterfaceStability.Unstable |
| public class <span class="typeNameLabel">CommandLineParser</span> |
| extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre> |
| <div class="block">Utility class that manages common configurations to all MR jobs. For example, |
| any job that uses {#KuduTableMapReduceUtil} to setup an input or output format |
| and that has parsed the command line arguments with |
| <code>GenericOptionsParser</code> can simply be passed: |
| <code> |
| -Dmaster.address=ADDRESS |
| </code> |
| in order to specify where the master is. |
| Use <a href="../../../../org/apache/kudu/mapreduce/CommandLineParser.html#getHelpSnippet--"><code>getHelpSnippet()</code></a> to provide usage text for the configurations |
| managed by this class.</div> |
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| <h3>Field Summary</h3> |
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| <caption><span>Fields</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Field and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/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/kudu/mapreduce/CommandLineParser.html#ADMIN_OPERATION_TIMEOUT_MS_KEY">ADMIN_OPERATION_TIMEOUT_MS_KEY</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/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/kudu/mapreduce/CommandLineParser.html#MASTER_ADDRESSES_DEFAULT">MASTER_ADDRESSES_DEFAULT</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/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/kudu/mapreduce/CommandLineParser.html#MASTER_ADDRESSES_KEY">MASTER_ADDRESSES_KEY</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/kudu/mapreduce/CommandLineParser.html#NUM_REPLICAS_DEFAULT">NUM_REPLICAS_DEFAULT</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/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/kudu/mapreduce/CommandLineParser.html#NUM_REPLICAS_KEY">NUM_REPLICAS_KEY</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/kudu/mapreduce/CommandLineParser.html#OPERATION_TIMEOUT_MS_DEFAULT">OPERATION_TIMEOUT_MS_DEFAULT</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/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/kudu/mapreduce/CommandLineParser.html#OPERATION_TIMEOUT_MS_KEY">OPERATION_TIMEOUT_MS_KEY</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/kudu/mapreduce/CommandLineParser.html#SOCKET_READ_TIMEOUT_MS_DEFAULT">SOCKET_READ_TIMEOUT_MS_DEFAULT</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/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/kudu/mapreduce/CommandLineParser.html#SOCKET_READ_TIMEOUT_MS_KEY">SOCKET_READ_TIMEOUT_MS_KEY</a></span></code> </td> |
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| <th class="colOne" scope="col">Constructor and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/kudu/mapreduce/CommandLineParser.html#CommandLineParser-org.apache.hadoop.conf.Configuration-">CommandLineParser</a></span>(org.apache.hadoop.conf.Configuration conf)</code> |
| <div class="block">Constructor that uses a Configuration that has already been through |
| <code>GenericOptionsParser</code>'s command line parsing.</div> |
| </td> |
| </tr> |
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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>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/kudu/mapreduce/CommandLineParser.html#getAdminOperationTimeoutMs--">getAdminOperationTimeoutMs</a></span>()</code> |
| <div class="block">Get the configured timeout for admin operations.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/kudu/client/AsyncKuduClient.html" title="class in org.apache.kudu.client">AsyncKuduClient</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/kudu/mapreduce/CommandLineParser.html#getAsyncClient--">getAsyncClient</a></span>()</code> |
| <div class="block">Get an async client connected to the configured Master(s).</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/kudu/client/KuduClient.html" title="class in org.apache.kudu.client">KuduClient</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/kudu/mapreduce/CommandLineParser.html#getClient--">getClient</a></span>()</code> |
| <div class="block">Get a client connected to the configured Master(s).</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/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/kudu/mapreduce/CommandLineParser.html#getHelpSnippet--">getHelpSnippet</a></span>()</code> |
| <div class="block">This method returns a single multi-line string that contains the help snippet to append to |
| the tail of a usage() or help() type of method.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/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/kudu/mapreduce/CommandLineParser.html#getMasterAddresses--">getMasterAddresses</a></span>()</code> |
| <div class="block">Get the configured master's config.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/kudu/mapreduce/CommandLineParser.html#getNumReplicas--">getNumReplicas</a></span>()</code> |
| <div class="block">Get the number of replicas to use when configuring a new table.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/kudu/mapreduce/CommandLineParser.html#getOperationTimeoutMs--">getOperationTimeoutMs</a></span>()</code> |
| <div class="block">Get the configured timeout for operations on sessions and scanners.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/kudu/mapreduce/CommandLineParser.html#getSocketReadTimeoutMs--">getSocketReadTimeoutMs</a></span>()</code> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> |
| <div class="block"><span class="deprecationComment">socket read timeouts no longer have any effect</span></div> |
| </div> |
| </td> |
| </tr> |
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| <h3>Methods inherited from class java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3> |
| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
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| </div> |
| <div class="details"> |
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| <pre>public static final <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> MASTER_ADDRESSES_KEY</pre> |
| <dl> |
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| <h4>MASTER_ADDRESSES_DEFAULT</h4> |
| <pre>public static final <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> MASTER_ADDRESSES_DEFAULT</pre> |
| <dl> |
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| <pre>public static final <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> OPERATION_TIMEOUT_MS_KEY</pre> |
| <dl> |
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| <pre>public static final long OPERATION_TIMEOUT_MS_DEFAULT</pre> |
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| <pre>public static final <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> ADMIN_OPERATION_TIMEOUT_MS_KEY</pre> |
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| <pre>public static final <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> SOCKET_READ_TIMEOUT_MS_KEY</pre> |
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| <h4>SOCKET_READ_TIMEOUT_MS_DEFAULT</h4> |
| <pre>public static final long SOCKET_READ_TIMEOUT_MS_DEFAULT</pre> |
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| <pre>public static final <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> NUM_REPLICAS_KEY</pre> |
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| <pre>public static final int NUM_REPLICAS_DEFAULT</pre> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../constant-values.html#org.apache.kudu.mapreduce.CommandLineParser.NUM_REPLICAS_DEFAULT">Constant Field Values</a></dd> |
| </dl> |
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| <h4>CommandLineParser</h4> |
| <pre>public CommandLineParser(org.apache.hadoop.conf.Configuration conf)</pre> |
| <div class="block">Constructor that uses a Configuration that has already been through |
| <code>GenericOptionsParser</code>'s command line parsing.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>conf</code> - the configuration from which job configurations will be extracted</dd> |
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| <pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> getMasterAddresses()</pre> |
| <div class="block">Get the configured master's config.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a string that contains the passed config, or the default value</dd> |
| </dl> |
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| <h4>getOperationTimeoutMs</h4> |
| <pre>public long getOperationTimeoutMs()</pre> |
| <div class="block">Get the configured timeout for operations on sessions and scanners.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a long that represents the passed timeout, or the default value</dd> |
| </dl> |
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| <h4>getAdminOperationTimeoutMs</h4> |
| <pre>public long getAdminOperationTimeoutMs()</pre> |
| <div class="block">Get the configured timeout for admin operations.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a long that represents the passed timeout, or the default value</dd> |
| </dl> |
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| <h4>getSocketReadTimeoutMs</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang">@Deprecated</a> |
| public long getSocketReadTimeoutMs()</pre> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> <span class="deprecationComment">socket read timeouts no longer have any effect</span></div> |
| <div class="block">Socket read timeouts are no longer used in the Java client. |
| This method always returns 0, which previously indicated no socket read timeout.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a long that represents the passed timeout, or the default value</dd> |
| </dl> |
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| <h4>getNumReplicas</h4> |
| <pre>public int getNumReplicas()</pre> |
| <div class="block">Get the number of replicas to use when configuring a new table.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>an int that represents the passed number of replicas to use, or the default value.</dd> |
| </dl> |
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| <h4>getAsyncClient</h4> |
| <pre>public <a href="../../../../org/apache/kudu/client/AsyncKuduClient.html" title="class in org.apache.kudu.client">AsyncKuduClient</a> getAsyncClient()</pre> |
| <div class="block">Get an async client connected to the configured Master(s).</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>an async kudu client</dd> |
| </dl> |
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| <h4>getClient</h4> |
| <pre>public <a href="../../../../org/apache/kudu/client/KuduClient.html" title="class in org.apache.kudu.client">KuduClient</a> getClient()</pre> |
| <div class="block">Get a client connected to the configured Master(s).</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a kudu client</dd> |
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| <div class="block">This method returns a single multi-line string that contains the help snippet to append to |
| the tail of a usage() or help() type of method.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a string with all the available configurations and their defaults</dd> |
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