1.9/apidocs/org/apache/accumulo/core/client/Instance.html - accumulo-website - Git at Google

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 <h2 title="Interface Instance" class="title">Interface Instance</h2>
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 <dt>All Known Implementing Classes:</dt>
 <dd><a href="../../../../../org/apache/accumulo/minicluster/MiniAccumuloInstance.html" title="class in org.apache.accumulo.minicluster">MiniAccumuloInstance</a>, <a href="../../../../../org/apache/accumulo/core/client/mock/MockInstance.html" title="class in org.apache.accumulo.core.client.mock">MockInstance</a>, <a href="../../../../../org/apache/accumulo/core/client/ZooKeeperInstance.html" title="class in org.apache.accumulo.core.client">ZooKeeperInstance</a></dd>
 </dl>
 <hr>
 <br>
 <pre>public interface <span class="typeNameLabel">Instance</span></pre>
 <div class="block">This class represents the information a client needs to know to connect to an instance of
  accumulo.</div>
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 <h3>Method Summary</h3>
 <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
 <caption><span id="t0" class="activeTableTab"><span>All Methods</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="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract 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>
 <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>org.apache.accumulo.core.conf.AccumuloConfiguration</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/accumulo/core/client/Instance.html#getConfiguration--">getConfiguration</a></span>()</code>
 <div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;
 <div class="block"><span class="deprecationComment">since 1.6.0. This method makes very little sense in the context of the client API
              and never should have been exposed.</span></div>
 </div>
 </td>
 </tr>
 <tr id="i1" class="rowColor">
 <td class="colFirst"><code><a href="../../../../../org/apache/accumulo/core/client/Connector.html" title="class in org.apache.accumulo.core.client">Connector</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/accumulo/core/client/Instance.html#getConnector-java.lang.String-org.apache.accumulo.core.client.security.tokens.AuthenticationToken-">getConnector</a></span>(<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">Returns a connection to this instance of accumulo.</div>
 </td>
 </tr>
 <tr id="i2" class="altColor">
 <td class="colFirst"><code><a href="../../../../../org/apache/accumulo/core/client/Connector.html" title="class in org.apache.accumulo.core.client">Connector</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/accumulo/core/client/Instance.html#getConnector-java.lang.String-byte:A-">getConnector</a></span>(<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;user,
             byte[]&nbsp;pass)</code>
 <div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;
 <div class="block"><span class="deprecationComment">since 1.5, use <a href="../../../../../org/apache/accumulo/core/client/Instance.html#getConnector-java.lang.String-org.apache.accumulo.core.client.security.tokens.AuthenticationToken-"><code>getConnector(String, AuthenticationToken)</code></a> with
              <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></span></div>
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 <tr id="i3" class="rowColor">
 <td class="colFirst"><code><a href="../../../../../org/apache/accumulo/core/client/Connector.html" title="class in org.apache.accumulo.core.client">Connector</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/accumulo/core/client/Instance.html#getConnector-java.lang.String-java.nio.ByteBuffer-">getConnector</a></span>(<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;user,
             <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/ByteBuffer.html?is-external=true" title="class or interface in java.nio">ByteBuffer</a>&nbsp;pass)</code>
 <div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;
 <div class="block"><span class="deprecationComment">since 1.5, use <a href="../../../../../org/apache/accumulo/core/client/Instance.html#getConnector-java.lang.String-org.apache.accumulo.core.client.security.tokens.AuthenticationToken-"><code>getConnector(String, AuthenticationToken)</code></a> with
              <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></span></div>
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 <tr id="i4" class="altColor">
 <td class="colFirst"><code><a href="../../../../../org/apache/accumulo/core/client/Connector.html" title="class in org.apache.accumulo.core.client">Connector</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/accumulo/core/client/Instance.html#getConnector-java.lang.String-java.lang.CharSequence-">getConnector</a></span>(<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;user,
             <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/CharSequence.html?is-external=true" title="class or interface in java.lang">CharSequence</a>&nbsp;pass)</code>
 <div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;
 <div class="block"><span class="deprecationComment">since 1.5, use <a href="../../../../../org/apache/accumulo/core/client/Instance.html#getConnector-java.lang.String-org.apache.accumulo.core.client.security.tokens.AuthenticationToken-"><code>getConnector(String, AuthenticationToken)</code></a> with
              <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></span></div>
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 <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/accumulo/core/client/Instance.html#getInstanceID--">getInstanceID</a></span>()</code>
 <div class="block">Returns a unique string that identifies this instance of accumulo.</div>
 </td>
 </tr>
 <tr id="i6" 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/accumulo/core/client/Instance.html#getInstanceName--">getInstanceName</a></span>()</code>
 <div class="block">Returns the instance name given at system initialization time.</div>
 </td>
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 <tr id="i7" class="rowColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</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>&gt;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/accumulo/core/client/Instance.html#getMasterLocations--">getMasterLocations</a></span>()</code>
 <div class="block">Returns the location(s) of the accumulo master and any redundant servers.</div>
 </td>
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 <tr id="i8" 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/accumulo/core/client/Instance.html#getRootTabletLocation--">getRootTabletLocation</a></span>()</code>
 <div class="block">Returns the location of the tablet server that is serving the root tablet.</div>
 </td>
 </tr>
 <tr id="i9" class="rowColor">
 <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/accumulo/core/client/Instance.html#getZooKeepers--">getZooKeepers</a></span>()</code>
 <div class="block">Returns a comma-separated list of zookeeper servers the instance is using.</div>
 </td>
 </tr>
 <tr id="i10" class="altColor">
 <td class="colFirst"><code>int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/accumulo/core/client/Instance.html#getZooKeepersSessionTimeOut--">getZooKeepersSessionTimeOut</a></span>()</code>
 <div class="block">Returns the zookeeper connection timeout.</div>
 </td>
 </tr>
 <tr id="i11" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/accumulo/core/client/Instance.html#setConfiguration-org.apache.accumulo.core.conf.AccumuloConfiguration-">setConfiguration</a></span>(org.apache.accumulo.core.conf.AccumuloConfiguration&nbsp;conf)</code>
 <div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;
 <div class="block"><span class="deprecationComment">since 1.6.0. This method makes very little sense in the context of the client API
              and never should have been exposed.</span></div>
 </div>
 </td>
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 <h4>getRootTabletLocation</h4>
 <pre><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;getRootTabletLocation()</pre>
 <div class="block">Returns the location of the tablet server that is serving the root tablet.</div>
 <dl>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>location in "hostname:port" form</dd>
 </dl>
 </li>
 </ul>
 <a name="getMasterLocations--">
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 <h4>getMasterLocations</h4>
 <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</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>&gt;&nbsp;getMasterLocations()</pre>
 <div class="block">Returns the location(s) of the accumulo master and any redundant servers.</div>
 <dl>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>a list of locations in "hostname:port" form</dd>
 </dl>
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 <a name="getInstanceID--">
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 <pre><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;getInstanceID()</pre>
 <div class="block">Returns a unique string that identifies this instance of accumulo.</div>
 <dl>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>a UUID</dd>
 </dl>
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 <pre><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;getInstanceName()</pre>
 <div class="block">Returns the instance name given at system initialization time.</div>
 <dl>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>current instance name</dd>
 </dl>
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 <pre><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;getZooKeepers()</pre>
 <div class="block">Returns a comma-separated list of zookeeper servers the instance is using.</div>
 <dl>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>the zookeeper servers this instance is using in "hostname:port" form</dd>
 </dl>
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 <pre>int&nbsp;getZooKeepersSessionTimeOut()</pre>
 <div class="block">Returns the zookeeper connection timeout.</div>
 <dl>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>the configured timeout to connect to zookeeper</dd>
 </dl>
 </li>
 </ul>
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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>
 <a href="../../../../../org/apache/accumulo/core/client/Connector.html" title="class in org.apache.accumulo.core.client">Connector</a>&nbsp;getConnector(<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;user,
                                    byte[]&nbsp;pass)
                             throws <a href="../../../../../org/apache/accumulo/core/client/AccumuloException.html" title="class in org.apache.accumulo.core.client">AccumuloException</a>,
                                    <a href="../../../../../org/apache/accumulo/core/client/AccumuloSecurityException.html" title="class in org.apache.accumulo.core.client">AccumuloSecurityException</a></pre>
 <div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;<span class="deprecationComment">since 1.5, use <a href="../../../../../org/apache/accumulo/core/client/Instance.html#getConnector-java.lang.String-org.apache.accumulo.core.client.security.tokens.AuthenticationToken-"><code>getConnector(String, AuthenticationToken)</code></a> with
              <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></span></div>
 <div class="block">Returns a connection to accumulo.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>user</code> - a valid accumulo user</dd>
 <dd><code>pass</code> - A UTF-8 encoded password. The password may be cleared after making this call.</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>the accumulo Connector</dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="../../../../../org/apache/accumulo/core/client/AccumuloException.html" title="class in org.apache.accumulo.core.client">AccumuloException</a></code> - when a generic exception occurs</dd>
 <dd><code><a href="../../../../../org/apache/accumulo/core/client/AccumuloSecurityException.html" title="class in org.apache.accumulo.core.client">AccumuloSecurityException</a></code> - when a user's credentials are invalid</dd>
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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>
 <a href="../../../../../org/apache/accumulo/core/client/Connector.html" title="class in org.apache.accumulo.core.client">Connector</a>&nbsp;getConnector(<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;user,
                                    <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/ByteBuffer.html?is-external=true" title="class or interface in java.nio">ByteBuffer</a>&nbsp;pass)
                             throws <a href="../../../../../org/apache/accumulo/core/client/AccumuloException.html" title="class in org.apache.accumulo.core.client">AccumuloException</a>,
                                    <a href="../../../../../org/apache/accumulo/core/client/AccumuloSecurityException.html" title="class in org.apache.accumulo.core.client">AccumuloSecurityException</a></pre>
 <div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;<span class="deprecationComment">since 1.5, use <a href="../../../../../org/apache/accumulo/core/client/Instance.html#getConnector-java.lang.String-org.apache.accumulo.core.client.security.tokens.AuthenticationToken-"><code>getConnector(String, AuthenticationToken)</code></a> with
              <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></span></div>
 <div class="block">Returns a connection to accumulo.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>user</code> - a valid accumulo user</dd>
 <dd><code>pass</code> - A UTF-8 encoded password. The password may be cleared after making this call.</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>the accumulo Connector</dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="../../../../../org/apache/accumulo/core/client/AccumuloException.html" title="class in org.apache.accumulo.core.client">AccumuloException</a></code> - when a generic exception occurs</dd>
 <dd><code><a href="../../../../../org/apache/accumulo/core/client/AccumuloSecurityException.html" title="class in org.apache.accumulo.core.client">AccumuloSecurityException</a></code> - when a user's credentials are invalid</dd>
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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>
 <a href="../../../../../org/apache/accumulo/core/client/Connector.html" title="class in org.apache.accumulo.core.client">Connector</a>&nbsp;getConnector(<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;user,
                                    <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/CharSequence.html?is-external=true" title="class or interface in java.lang">CharSequence</a>&nbsp;pass)
                             throws <a href="../../../../../org/apache/accumulo/core/client/AccumuloException.html" title="class in org.apache.accumulo.core.client">AccumuloException</a>,
                                    <a href="../../../../../org/apache/accumulo/core/client/AccumuloSecurityException.html" title="class in org.apache.accumulo.core.client">AccumuloSecurityException</a></pre>
 <div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;<span class="deprecationComment">since 1.5, use <a href="../../../../../org/apache/accumulo/core/client/Instance.html#getConnector-java.lang.String-org.apache.accumulo.core.client.security.tokens.AuthenticationToken-"><code>getConnector(String, AuthenticationToken)</code></a> with
              <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></span></div>
 <div class="block">Returns a connection to this instance of accumulo.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>user</code> - a valid accumulo user</dd>
 <dd><code>pass</code> - If a mutable CharSequence is passed in, it may be cleared after this call.</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>the accumulo Connector</dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="../../../../../org/apache/accumulo/core/client/AccumuloException.html" title="class in org.apache.accumulo.core.client">AccumuloException</a></code> - when a generic exception occurs</dd>
 <dd><code><a href="../../../../../org/apache/accumulo/core/client/AccumuloSecurityException.html" title="class in org.apache.accumulo.core.client">AccumuloSecurityException</a></code> - when a user's credentials are invalid</dd>
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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>
 org.apache.accumulo.core.conf.AccumuloConfiguration&nbsp;getConfiguration()</pre>
 <div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;<span class="deprecationComment">since 1.6.0. This method makes very little sense in the context of the client API
              and never should have been exposed.</span></div>
 <div class="block">Returns the AccumuloConfiguration to use when interacting with this instance.</div>
 <dl>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>the AccumuloConfiguration that specifies properties related to interacting with this
          instance</dd>
 <dt><span class="seeLabel">See Also:</span></dt>
 <dd><a href="../../../../../org/apache/accumulo/core/client/admin/InstanceOperations.html#getSystemConfiguration--"><code>for client-side reading of the server-side
       configuration.</code></a></dd>
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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>
 void&nbsp;setConfiguration(org.apache.accumulo.core.conf.AccumuloConfiguration&nbsp;conf)</pre>
 <div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;<span class="deprecationComment">since 1.6.0. This method makes very little sense in the context of the client API
              and never should have been exposed.</span></div>
 <div class="block">Set the AccumuloConfiguration to use when interacting with this instance.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>conf</code> - accumulo configuration</dd>
 <dt><span class="seeLabel">See Also:</span></dt>
 <dd><a href="../../../../../org/apache/accumulo/core/client/admin/InstanceOperations.html#setProperty-java.lang.String-java.lang.String-"><code>InstanceOperations.setProperty(String, String)</code></a></dd>
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 <pre><a href="../../../../../org/apache/accumulo/core/client/Connector.html" title="class in org.apache.accumulo.core.client">Connector</a>&nbsp;getConnector(<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/AccumuloException.html" title="class in org.apache.accumulo.core.client">AccumuloException</a>,
                        <a href="../../../../../org/apache/accumulo/core/client/AccumuloSecurityException.html" title="class in org.apache.accumulo.core.client">AccumuloSecurityException</a></pre>
 <div class="block">Returns a connection to this instance of accumulo.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>principal</code> - a valid accumulo user</dd>
 <dd><code>token</code> - Use the token type configured for the Accumulo instance you are connecting to. An
           Accumulo instance with default configurations will use <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></dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="../../../../../org/apache/accumulo/core/client/AccumuloException.html" title="class in org.apache.accumulo.core.client">AccumuloException</a></code></dd>
 <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>
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