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<div class="subTitle">org.apache.accumulo.core.client.mapred</div>
<h2 title="Class AbstractInputFormat" class="title">Class AbstractInputFormat&lt;K,V&gt;</h2>
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<ul class="inheritance">
<li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
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<li>org.apache.accumulo.core.client.mapred.AbstractInputFormat&lt;K,V&gt;</li>
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<dt>All Implemented Interfaces:</dt>
<dd>org.apache.hadoop.mapred.InputFormat&lt;K,V&gt;</dd>
</dl>
<dl>
<dt>Direct Known Subclasses:</dt>
<dd><a href="../../../../../../org/apache/accumulo/core/client/mapred/AccumuloMultiTableInputFormat.html" title="class in org.apache.accumulo.core.client.mapred">AccumuloMultiTableInputFormat</a>, <a href="../../../../../../org/apache/accumulo/core/client/mapred/InputFormatBase.html" title="class in org.apache.accumulo.core.client.mapred">InputFormatBase</a></dd>
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<pre>public abstract class <span class="typeNameLabel">AbstractInputFormat&lt;K,V&gt;</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>
implements org.apache.hadoop.mapred.InputFormat&lt;K,V&gt;</pre>
<div class="block">An abstract input format to provide shared methods common to all other input format classes. At
the very least, any classes inheriting from this class will need to define their own
<code>RecordReader</code>.</div>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Class and Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.AbstractRecordReader.html" title="class in org.apache.accumulo.core.client.mapred">AbstractInputFormat.AbstractRecordReader</a>&lt;<a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.AbstractRecordReader.html" title="type parameter in AbstractInputFormat.AbstractRecordReader">K</a>,<a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.AbstractRecordReader.html" title="type parameter in AbstractInputFormat.AbstractRecordReader">V</a>&gt;</span></code>
<div class="block">An abstract base class to be used to create <code>RecordReader</code>
instances that convert from Accumulo
<a href="../../../../../../org/apache/accumulo/core/data/Key.html" title="class in org.apache.accumulo.core.data"><code>Key</code></a>/<a href="../../../../../../org/apache/accumulo/core/data/Value.html" title="class in org.apache.accumulo.core.data"><code>Value</code></a> pairs to
the user's K/V types.</div>
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<td class="colFirst"><code>protected static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a>&lt;?&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#CLASS">CLASS</a></span></code>&nbsp;</td>
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<tr class="rowColor">
<td class="colFirst"><code>protected static org.apache.log4j.Logger</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#log">log</a></span></code>&nbsp;</td>
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<td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#AbstractInputFormat--">AbstractInputFormat</a></span>()</code>&nbsp;</td>
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<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t6" class="tableTab"><span><a href="javascript:show(32);">Deprecated Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
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<tr id="i0" class="altColor">
<td class="colFirst"><code>protected static <a href="../../../../../../org/apache/accumulo/core/client/security/tokens/AuthenticationToken.html" title="interface in org.apache.accumulo.core.client.security.tokens">AuthenticationToken</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#getAuthenticationToken-org.apache.hadoop.mapred.JobConf-">getAuthenticationToken</a></span>(org.apache.hadoop.mapred.JobConf&nbsp;job)</code>
<div class="block">Gets the authenticated token from either the specified token file or directly from the
configuration, whichever was used when the job was configured.</div>
</td>
</tr>
<tr id="i1" 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/accumulo/core/client/mapred/AbstractInputFormat.html#getClassLoaderContext-org.apache.hadoop.mapred.JobConf-">getClassLoaderContext</a></span>(org.apache.hadoop.mapred.JobConf&nbsp;job)</code>
<div class="block">Returns the name of the current classloader context set on this scanner</div>
</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>protected static <a href="../../../../../../org/apache/accumulo/core/client/ClientConfiguration.html" title="class in org.apache.accumulo.core.client">ClientConfiguration</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#getClientConfiguration-org.apache.hadoop.mapred.JobConf-">getClientConfiguration</a></span>(org.apache.hadoop.mapred.JobConf&nbsp;job)</code>
<div class="block">Fetch the client configuration from the job.</div>
</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code>static <a href="../../../../../../org/apache/accumulo/core/client/mapreduce/InputTableConfig.html" title="class in org.apache.accumulo.core.client.mapreduce">InputTableConfig</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#getInputTableConfig-org.apache.hadoop.mapred.JobConf-java.lang.String-">getInputTableConfig</a></span>(org.apache.hadoop.mapred.JobConf&nbsp;job,
<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>&nbsp;tableName)</code>
<div class="block">Fetches a <a href="../../../../../../org/apache/accumulo/core/client/mapreduce/InputTableConfig.html" title="class in org.apache.accumulo.core.client.mapreduce"><code>InputTableConfig</code></a> that has been set on the configuration for a specific table.</div>
</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<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>,<a href="../../../../../../org/apache/accumulo/core/client/mapreduce/InputTableConfig.html" title="class in org.apache.accumulo.core.client.mapreduce">InputTableConfig</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#getInputTableConfigs-org.apache.hadoop.mapred.JobConf-">getInputTableConfigs</a></span>(org.apache.hadoop.mapred.JobConf&nbsp;job)</code>
<div class="block">Fetches all <a href="../../../../../../org/apache/accumulo/core/client/mapreduce/InputTableConfig.html" title="class in org.apache.accumulo.core.client.mapreduce"><code>InputTableConfig</code></a>s that have been set on the given Hadoop job.</div>
</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code>protected static <a href="../../../../../../org/apache/accumulo/core/client/Instance.html" title="interface in org.apache.accumulo.core.client">Instance</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#getInstance-org.apache.hadoop.mapred.JobConf-">getInstance</a></span>(org.apache.hadoop.mapred.JobConf&nbsp;job)</code>
<div class="block">Initializes an Accumulo <a href="../../../../../../org/apache/accumulo/core/client/Instance.html" title="interface in org.apache.accumulo.core.client"><code>Instance</code></a> based on the
configuration.</div>
</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code>protected static org.apache.log4j.Level</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#getLogLevel-org.apache.hadoop.mapred.JobConf-">getLogLevel</a></span>(org.apache.hadoop.mapred.JobConf&nbsp;job)</code>
<div class="block">Gets the log level from this configuration.</div>
</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code>protected 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/accumulo/core/client/mapred/AbstractInputFormat.html#getPrincipal-org.apache.hadoop.mapred.JobConf-">getPrincipal</a></span>(org.apache.hadoop.mapred.JobConf&nbsp;job)</code>
<div class="block">Gets the user name from the configuration.</div>
</td>
</tr>
<tr id="i8" class="altColor">
<td class="colFirst"><code>protected static <a href="../../../../../../org/apache/accumulo/core/security/Authorizations.html" title="class in org.apache.accumulo.core.security">Authorizations</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#getScanAuthorizations-org.apache.hadoop.mapred.JobConf-">getScanAuthorizations</a></span>(org.apache.hadoop.mapred.JobConf&nbsp;job)</code>
<div class="block">Gets the authorizations to set for the scans from the configuration.</div>
</td>
</tr>
<tr id="i9" class="rowColor">
<td class="colFirst"><code>org.apache.hadoop.mapred.InputSplit[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#getSplits-org.apache.hadoop.mapred.JobConf-int-">getSplits</a></span>(org.apache.hadoop.mapred.JobConf&nbsp;job,
int&nbsp;numSplits)</code>
<div class="block">Gets the splits of the tables that have been set on the job by reading the metadata table for
the specified ranges.</div>
</td>
</tr>
<tr id="i10" class="altColor">
<td class="colFirst"><code>protected static org.apache.accumulo.core.client.impl.TabletLocator</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#getTabletLocator-org.apache.hadoop.mapred.JobConf-java.lang.String-">getTabletLocator</a></span>(org.apache.hadoop.mapred.JobConf&nbsp;job,
<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>&nbsp;tableId)</code>
<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;
<div class="block"><span class="deprecationComment">since 1.7.0 This method returns a type that is not part of the public API and is
not guaranteed to be stable. The method was deprecated to discourage its use.</span></div>
</div>
</td>
</tr>
<tr id="i11" class="rowColor">
<td class="colFirst"><code>protected static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Boolean.html?is-external=true" title="class or interface in java.lang">Boolean</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#isConnectorInfoSet-org.apache.hadoop.mapred.JobConf-">isConnectorInfoSet</a></span>(org.apache.hadoop.mapred.JobConf&nbsp;job)</code>
<div class="block">Determines if the connector has been configured.</div>
</td>
</tr>
<tr id="i12" class="altColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#setClassLoaderContext-org.apache.hadoop.mapred.JobConf-java.lang.String-">setClassLoaderContext</a></span>(org.apache.hadoop.mapred.JobConf&nbsp;job,
<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>&nbsp;context)</code>
<div class="block">Sets the name of the classloader context on this scanner</div>
</td>
</tr>
<tr id="i13" class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#setConnectorInfo-org.apache.hadoop.mapred.JobConf-java.lang.String-org.apache.accumulo.core.client.security.tokens.AuthenticationToken-">setConnectorInfo</a></span>(org.apache.hadoop.mapred.JobConf&nbsp;job,
<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>&nbsp;principal,
<a href="../../../../../../org/apache/accumulo/core/client/security/tokens/AuthenticationToken.html" title="interface in org.apache.accumulo.core.client.security.tokens">AuthenticationToken</a>&nbsp;token)</code>
<div class="block">Sets the connector information needed to communicate with Accumulo in this job.</div>
</td>
</tr>
<tr id="i14" class="altColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#setConnectorInfo-org.apache.hadoop.mapred.JobConf-java.lang.String-java.lang.String-">setConnectorInfo</a></span>(org.apache.hadoop.mapred.JobConf&nbsp;job,
<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>&nbsp;principal,
<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>&nbsp;tokenFile)</code>
<div class="block">Sets the connector information needed to communicate with Accumulo in this job.</div>
</td>
</tr>
<tr id="i15" class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#setLogLevel-org.apache.hadoop.mapred.JobConf-org.apache.log4j.Level-">setLogLevel</a></span>(org.apache.hadoop.mapred.JobConf&nbsp;job,
org.apache.log4j.Level&nbsp;level)</code>
<div class="block">Sets the log level for this job.</div>
</td>
</tr>
<tr id="i16" class="altColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#setMockInstance-org.apache.hadoop.mapred.JobConf-java.lang.String-">setMockInstance</a></span>(org.apache.hadoop.mapred.JobConf&nbsp;job,
<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>&nbsp;instanceName)</code>
<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;
<div class="block"><span class="deprecationComment">since 1.8.0; use MiniAccumuloCluster or a standard mock framework</span></div>
</div>
</td>
</tr>
<tr id="i17" class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#setScanAuthorizations-org.apache.hadoop.mapred.JobConf-org.apache.accumulo.core.security.Authorizations-">setScanAuthorizations</a></span>(org.apache.hadoop.mapred.JobConf&nbsp;job,
<a href="../../../../../../org/apache/accumulo/core/security/Authorizations.html" title="class in org.apache.accumulo.core.security">Authorizations</a>&nbsp;auths)</code>
<div class="block">Sets the <a href="../../../../../../org/apache/accumulo/core/security/Authorizations.html" title="class in org.apache.accumulo.core.security"><code>Authorizations</code></a> used to scan.</div>
</td>
</tr>
<tr id="i18" class="altColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#setZooKeeperInstance-org.apache.hadoop.mapred.JobConf-org.apache.accumulo.core.client.ClientConfiguration-">setZooKeeperInstance</a></span>(org.apache.hadoop.mapred.JobConf&nbsp;job,
<a href="../../../../../../org/apache/accumulo/core/client/ClientConfiguration.html" title="class in org.apache.accumulo.core.client">ClientConfiguration</a>&nbsp;clientConfig)</code>
<div class="block">Configures a <a href="../../../../../../org/apache/accumulo/core/client/ZooKeeperInstance.html" title="class in org.apache.accumulo.core.client"><code>ZooKeeperInstance</code></a> for this job.</div>
</td>
</tr>
<tr id="i19" class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#setZooKeeperInstance-org.apache.hadoop.mapred.JobConf-java.lang.String-java.lang.String-">setZooKeeperInstance</a></span>(org.apache.hadoop.mapred.JobConf&nbsp;job,
<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>&nbsp;instanceName,
<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>&nbsp;zooKeepers)</code>
<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;
<div class="block"><span class="deprecationComment">since 1.6.0; Use <a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#setZooKeeperInstance-org.apache.hadoop.mapred.JobConf-org.apache.accumulo.core.client.ClientConfiguration-"><code>setZooKeeperInstance(JobConf, ClientConfiguration)</code></a>
instead.</span></div>
</div>
</td>
</tr>
<tr id="i20" class="altColor">
<td class="colFirst"><code>protected static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#validateOptions-org.apache.hadoop.mapred.JobConf-">validateOptions</a></span>(org.apache.hadoop.mapred.JobConf&nbsp;job)</code>
<div class="block">Check whether a configuration is fully configured to be used with an Accumulo
<code>InputFormat</code>.</div>
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<h3>Methods inherited from class&nbsp;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>
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<h3>Methods inherited from interface&nbsp;org.apache.hadoop.mapred.InputFormat</h3>
<code>getRecordReader</code></li>
</ul>
</li>
</ul>
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<pre>protected static final&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a>&lt;?&gt; CLASS</pre>
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<pre>protected static final&nbsp;org.apache.log4j.Logger log</pre>
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<pre>public&nbsp;AbstractInputFormat()</pre>
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<h4>setClassLoaderContext</h4>
<pre>public static&nbsp;void&nbsp;setClassLoaderContext(org.apache.hadoop.mapred.JobConf&nbsp;job,
<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>&nbsp;context)</pre>
<div class="block">Sets the name of the classloader context on this scanner</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>job</code> - the Hadoop job instance to be configured</dd>
<dd><code>context</code> - name of the classloader context</dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.8.0</dd>
</dl>
</li>
</ul>
<a name="getClassLoaderContext-org.apache.hadoop.mapred.JobConf-">
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<h4>getClassLoaderContext</h4>
<pre>public static&nbsp;<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>&nbsp;getClassLoaderContext(org.apache.hadoop.mapred.JobConf&nbsp;job)</pre>
<div class="block">Returns the name of the current classloader context set on this scanner</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>job</code> - the Hadoop job instance to be configured</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>name of the current context</dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.8.0</dd>
</dl>
</li>
</ul>
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<h4>setConnectorInfo</h4>
<pre>public static&nbsp;void&nbsp;setConnectorInfo(org.apache.hadoop.mapred.JobConf&nbsp;job,
<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>&nbsp;principal,
<a href="../../../../../../org/apache/accumulo/core/client/security/tokens/AuthenticationToken.html" title="interface in org.apache.accumulo.core.client.security.tokens">AuthenticationToken</a>&nbsp;token)
throws <a href="../../../../../../org/apache/accumulo/core/client/AccumuloSecurityException.html" title="class in org.apache.accumulo.core.client">AccumuloSecurityException</a></pre>
<div class="block">Sets the connector information needed to communicate with Accumulo in this job.
<p>
<b>WARNING:</b> Some tokens, when serialized, divulge sensitive information in the
configuration as a means to pass the token to MapReduce tasks. This information is BASE64
encoded to provide a charset safe conversion to a string, but this conversion is not intended
to be secure. <a href="../../../../../../org/apache/accumulo/core/client/security/tokens/PasswordToken.html" title="class in org.apache.accumulo.core.client.security.tokens"><code>PasswordToken</code></a> is one example that is insecure in this way; however
<a href="../../../../../../org/apache/accumulo/core/client/security/tokens/DelegationToken.html" title="interface in org.apache.accumulo.core.client.security.tokens"><code>DelegationToken</code></a>s, acquired using
<a href="../../../../../../org/apache/accumulo/core/client/admin/SecurityOperations.html#getDelegationToken-org.apache.accumulo.core.client.admin.DelegationTokenConfig-"><code>SecurityOperations.getDelegationToken(DelegationTokenConfig)</code></a>, is not subject to this
concern.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>job</code> - the Hadoop job instance to be configured</dd>
<dd><code>principal</code> - a valid Accumulo user name (user must have Table.CREATE permission)</dd>
<dd><code>token</code> - the user's password</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../../../../../../org/apache/accumulo/core/client/AccumuloSecurityException.html" title="class in org.apache.accumulo.core.client">AccumuloSecurityException</a></code></dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.5.0</dd>
</dl>
</li>
</ul>
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<pre>public static&nbsp;void&nbsp;setConnectorInfo(org.apache.hadoop.mapred.JobConf&nbsp;job,
<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>&nbsp;principal,
<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>&nbsp;tokenFile)
throws <a href="../../../../../../org/apache/accumulo/core/client/AccumuloSecurityException.html" title="class in org.apache.accumulo.core.client">AccumuloSecurityException</a></pre>
<div class="block">Sets the connector information needed to communicate with Accumulo in this job.
<p>
Stores the password in a file in HDFS and pulls that into the Distributed Cache in an attempt
to be more secure than storing it in the Configuration.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>job</code> - the Hadoop job instance to be configured</dd>
<dd><code>principal</code> - a valid Accumulo user name (user must have Table.CREATE permission)</dd>
<dd><code>tokenFile</code> - the path to the token file</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../../../../../../org/apache/accumulo/core/client/AccumuloSecurityException.html" title="class in org.apache.accumulo.core.client">AccumuloSecurityException</a></code></dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.6.0</dd>
</dl>
</li>
</ul>
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<pre>protected static&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Boolean.html?is-external=true" title="class or interface in java.lang">Boolean</a>&nbsp;isConnectorInfoSet(org.apache.hadoop.mapred.JobConf&nbsp;job)</pre>
<div class="block">Determines if the connector has been configured.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>job</code> - the Hadoop context for the configured job</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>true if the connector has been configured, false otherwise</dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.5.0</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#setConnectorInfo-org.apache.hadoop.mapred.JobConf-java.lang.String-org.apache.accumulo.core.client.security.tokens.AuthenticationToken-"><code>setConnectorInfo(JobConf, String, AuthenticationToken)</code></a></dd>
</dl>
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<pre>protected static&nbsp;<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>&nbsp;getPrincipal(org.apache.hadoop.mapred.JobConf&nbsp;job)</pre>
<div class="block">Gets the user name from the configuration.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>job</code> - the Hadoop context for the configured job</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the user name</dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.5.0</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#setConnectorInfo-org.apache.hadoop.mapred.JobConf-java.lang.String-org.apache.accumulo.core.client.security.tokens.AuthenticationToken-"><code>setConnectorInfo(JobConf, String, AuthenticationToken)</code></a></dd>
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<pre>protected static&nbsp;<a href="../../../../../../org/apache/accumulo/core/client/security/tokens/AuthenticationToken.html" title="interface in org.apache.accumulo.core.client.security.tokens">AuthenticationToken</a>&nbsp;getAuthenticationToken(org.apache.hadoop.mapred.JobConf&nbsp;job)</pre>
<div class="block">Gets the authenticated token from either the specified token file or directly from the
configuration, whichever was used when the job was configured.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>job</code> - the Hadoop context for the configured job</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the principal's authentication token</dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.6.0</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#setConnectorInfo-org.apache.hadoop.mapred.JobConf-java.lang.String-org.apache.accumulo.core.client.security.tokens.AuthenticationToken-"><code>setConnectorInfo(JobConf, String, AuthenticationToken)</code></a>,
<a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#setConnectorInfo-org.apache.hadoop.mapred.JobConf-java.lang.String-java.lang.String-"><code>setConnectorInfo(JobConf, String, String)</code></a></dd>
</dl>
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<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 static&nbsp;void&nbsp;setZooKeeperInstance(org.apache.hadoop.mapred.JobConf&nbsp;job,
<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>&nbsp;instanceName,
<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>&nbsp;zooKeepers)</pre>
<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;<span class="deprecationComment">since 1.6.0; Use <a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#setZooKeeperInstance-org.apache.hadoop.mapred.JobConf-org.apache.accumulo.core.client.ClientConfiguration-"><code>setZooKeeperInstance(JobConf, ClientConfiguration)</code></a>
instead.</span></div>
<div class="block">Configures a <a href="../../../../../../org/apache/accumulo/core/client/ZooKeeperInstance.html" title="class in org.apache.accumulo.core.client"><code>ZooKeeperInstance</code></a> for this job.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>job</code> - the Hadoop job instance to be configured</dd>
<dd><code>instanceName</code> - the Accumulo instance name</dd>
<dd><code>zooKeepers</code> - a comma-separated list of zookeeper servers</dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.5.0</dd>
</dl>
</li>
</ul>
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<pre>public static&nbsp;void&nbsp;setZooKeeperInstance(org.apache.hadoop.mapred.JobConf&nbsp;job,
<a href="../../../../../../org/apache/accumulo/core/client/ClientConfiguration.html" title="class in org.apache.accumulo.core.client">ClientConfiguration</a>&nbsp;clientConfig)</pre>
<div class="block">Configures a <a href="../../../../../../org/apache/accumulo/core/client/ZooKeeperInstance.html" title="class in org.apache.accumulo.core.client"><code>ZooKeeperInstance</code></a> for this job.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>job</code> - the Hadoop job instance to be configured</dd>
<dd><code>clientConfig</code> - client configuration containing connection options</dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.6.0</dd>
</dl>
</li>
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<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 static&nbsp;void&nbsp;setMockInstance(org.apache.hadoop.mapred.JobConf&nbsp;job,
<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>&nbsp;instanceName)</pre>
<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;<span class="deprecationComment">since 1.8.0; use MiniAccumuloCluster or a standard mock framework</span></div>
<div class="block">Configures a <a href="../../../../../../org/apache/accumulo/core/client/mock/MockInstance.html" title="class in org.apache.accumulo.core.client.mock"><code>MockInstance</code></a> for this job.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>job</code> - the Hadoop job instance to be configured</dd>
<dd><code>instanceName</code> - the Accumulo instance name</dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.5.0</dd>
</dl>
</li>
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<pre>protected static&nbsp;<a href="../../../../../../org/apache/accumulo/core/client/Instance.html" title="interface in org.apache.accumulo.core.client">Instance</a>&nbsp;getInstance(org.apache.hadoop.mapred.JobConf&nbsp;job)</pre>
<div class="block">Initializes an Accumulo <a href="../../../../../../org/apache/accumulo/core/client/Instance.html" title="interface in org.apache.accumulo.core.client"><code>Instance</code></a> based on the
configuration.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>job</code> - the Hadoop context for the configured job</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>an Accumulo instance</dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.5.0</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#setZooKeeperInstance-org.apache.hadoop.mapred.JobConf-org.apache.accumulo.core.client.ClientConfiguration-"><code>setZooKeeperInstance(JobConf, ClientConfiguration)</code></a></dd>
</dl>
</li>
</ul>
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<pre>public static&nbsp;void&nbsp;setLogLevel(org.apache.hadoop.mapred.JobConf&nbsp;job,
org.apache.log4j.Level&nbsp;level)</pre>
<div class="block">Sets the log level for this job.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>job</code> - the Hadoop job instance to be configured</dd>
<dd><code>level</code> - the logging level</dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.5.0</dd>
</dl>
</li>
</ul>
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<h4>getLogLevel</h4>
<pre>protected static&nbsp;org.apache.log4j.Level&nbsp;getLogLevel(org.apache.hadoop.mapred.JobConf&nbsp;job)</pre>
<div class="block">Gets the log level from this configuration.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>job</code> - the Hadoop context for the configured job</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the log level</dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.5.0</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#setLogLevel-org.apache.hadoop.mapred.JobConf-org.apache.log4j.Level-"><code>setLogLevel(JobConf, Level)</code></a></dd>
</dl>
</li>
</ul>
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<pre>public static&nbsp;void&nbsp;setScanAuthorizations(org.apache.hadoop.mapred.JobConf&nbsp;job,
<a href="../../../../../../org/apache/accumulo/core/security/Authorizations.html" title="class in org.apache.accumulo.core.security">Authorizations</a>&nbsp;auths)</pre>
<div class="block">Sets the <a href="../../../../../../org/apache/accumulo/core/security/Authorizations.html" title="class in org.apache.accumulo.core.security"><code>Authorizations</code></a> used to scan. Must be a
subset of the user's authorization. Defaults to the empty set.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>job</code> - the Hadoop job instance to be configured</dd>
<dd><code>auths</code> - the user's authorizations</dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.5.0</dd>
</dl>
</li>
</ul>
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<pre>protected static&nbsp;<a href="../../../../../../org/apache/accumulo/core/security/Authorizations.html" title="class in org.apache.accumulo.core.security">Authorizations</a>&nbsp;getScanAuthorizations(org.apache.hadoop.mapred.JobConf&nbsp;job)</pre>
<div class="block">Gets the authorizations to set for the scans from the configuration.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>job</code> - the Hadoop context for the configured job</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the Accumulo scan authorizations</dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.5.0</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html#setScanAuthorizations-org.apache.hadoop.mapred.JobConf-org.apache.accumulo.core.security.Authorizations-"><code>setScanAuthorizations(JobConf, Authorizations)</code></a></dd>
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<a name="getTabletLocator-org.apache.hadoop.mapred.JobConf-java.lang.String-">
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<h4>getTabletLocator</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>
protected static&nbsp;org.apache.accumulo.core.client.impl.TabletLocator&nbsp;getTabletLocator(org.apache.hadoop.mapred.JobConf&nbsp;job,
<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>&nbsp;tableId)
throws <a href="../../../../../../org/apache/accumulo/core/client/TableNotFoundException.html" title="class in org.apache.accumulo.core.client">TableNotFoundException</a></pre>
<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;<span class="deprecationComment">since 1.7.0 This method returns a type that is not part of the public API and is
not guaranteed to be stable. The method was deprecated to discourage its use.</span></div>
<div class="block">Initializes an Accumulo <code>TabletLocator</code> based on the
configuration.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>job</code> - the Hadoop context for the configured job</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>an Accumulo tablet locator</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../../../../../../org/apache/accumulo/core/client/TableNotFoundException.html" title="class in org.apache.accumulo.core.client">TableNotFoundException</a></code> - if the table name set on the configuration doesn't exist</dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.6.0</dd>
</dl>
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</ul>
<a name="getClientConfiguration-org.apache.hadoop.mapred.JobConf-">
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<h4>getClientConfiguration</h4>
<pre>protected static&nbsp;<a href="../../../../../../org/apache/accumulo/core/client/ClientConfiguration.html" title="class in org.apache.accumulo.core.client">ClientConfiguration</a>&nbsp;getClientConfiguration(org.apache.hadoop.mapred.JobConf&nbsp;job)</pre>
<div class="block">Fetch the client configuration from the job.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>job</code> - The job</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>The client configuration for the job</dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.7.0</dd>
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<h4>validateOptions</h4>
<pre>protected static&nbsp;void&nbsp;validateOptions(org.apache.hadoop.mapred.JobConf&nbsp;job)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Check whether a configuration is fully configured to be used with an Accumulo
<code>InputFormat</code>.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>job</code> - the Hadoop context for the configured job</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - if the context is improperly configured</dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.5.0</dd>
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<a name="getInputTableConfigs-org.apache.hadoop.mapred.JobConf-">
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<h4>getInputTableConfigs</h4>
<pre>public static&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<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>,<a href="../../../../../../org/apache/accumulo/core/client/mapreduce/InputTableConfig.html" title="class in org.apache.accumulo.core.client.mapreduce">InputTableConfig</a>&gt;&nbsp;getInputTableConfigs(org.apache.hadoop.mapred.JobConf&nbsp;job)</pre>
<div class="block">Fetches all <a href="../../../../../../org/apache/accumulo/core/client/mapreduce/InputTableConfig.html" title="class in org.apache.accumulo.core.client.mapreduce"><code>InputTableConfig</code></a>s that have been set on the given Hadoop job.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>job</code> - the Hadoop job instance to be configured</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the <a href="../../../../../../org/apache/accumulo/core/client/mapreduce/InputTableConfig.html" title="class in org.apache.accumulo.core.client.mapreduce"><code>InputTableConfig</code></a> objects set on the job</dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.6.0</dd>
</dl>
</li>
</ul>
<a name="getInputTableConfig-org.apache.hadoop.mapred.JobConf-java.lang.String-">
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<h4>getInputTableConfig</h4>
<pre>public static&nbsp;<a href="../../../../../../org/apache/accumulo/core/client/mapreduce/InputTableConfig.html" title="class in org.apache.accumulo.core.client.mapreduce">InputTableConfig</a>&nbsp;getInputTableConfig(org.apache.hadoop.mapred.JobConf&nbsp;job,
<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>&nbsp;tableName)</pre>
<div class="block">Fetches a <a href="../../../../../../org/apache/accumulo/core/client/mapreduce/InputTableConfig.html" title="class in org.apache.accumulo.core.client.mapreduce"><code>InputTableConfig</code></a> that has been set on the configuration for a specific table.
<p>
null is returned in the event that the table doesn't exist.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>job</code> - the Hadoop job instance to be configured</dd>
<dd><code>tableName</code> - the table name for which to grab the config object</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the <a href="../../../../../../org/apache/accumulo/core/client/mapreduce/InputTableConfig.html" title="class in org.apache.accumulo.core.client.mapreduce"><code>InputTableConfig</code></a> for the given table</dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.6.0</dd>
</dl>
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<h4>getSplits</h4>
<pre>public&nbsp;org.apache.hadoop.mapred.InputSplit[]&nbsp;getSplits(org.apache.hadoop.mapred.JobConf&nbsp;job,
int&nbsp;numSplits)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Gets the splits of the tables that have been set on the job by reading the metadata table for
the specified ranges.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code>getSplits</code>&nbsp;in interface&nbsp;<code>org.apache.hadoop.mapred.InputFormat&lt;<a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html" title="type parameter in AbstractInputFormat">K</a>,<a href="../../../../../../org/apache/accumulo/core/client/mapred/AbstractInputFormat.html" title="type parameter in AbstractInputFormat">V</a>&gt;</code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the splits from the tables based on the ranges.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - if a table set on the job doesn't exist or an error occurs initializing the tablet
locator</dd>
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