content/builds/3.1.0/apidocs/org/apache/openjpa/slice/jdbc/UniqueResultObjectProvider.html - openjpa-site - Git at Google

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 <h2 title="Class UniqueResultObjectProvider" class="title">Class UniqueResultObjectProvider</h2>
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 <li>org.apache.openjpa.slice.jdbc.UniqueResultObjectProvider</li>
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 <dl>
 <dt>All Implemented Interfaces:</dt>
 <dd><a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html" title="interface in org.apache.openjpa.lib.rop">ResultObjectProvider</a>, <a href="../../../../../org/apache/openjpa/lib/util/Closeable.html" title="interface in org.apache.openjpa.lib.util">Closeable</a></dd>
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 <pre>public class <span class="typeNameLabel">UniqueResultObjectProvider</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 <a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html" title="interface in org.apache.openjpa.lib.rop">ResultObjectProvider</a></pre>
 <div class="block">Aggregates individual single query results from different databases.</div>
 <dl>
 <dt><span class="simpleTagLabel">Author:</span></dt>
 <dd>Pinaki Poddar</dd>
 </dl>
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 <tr>
 <th class="colOne" scope="col">Constructor and Description</th>
 </tr>
 <tr class="altColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/openjpa/slice/jdbc/UniqueResultObjectProvider.html#UniqueResultObjectProvider-org.apache.openjpa.lib.rop.ResultObjectProvider:A-org.apache.openjpa.kernel.StoreQuery-org.apache.openjpa.kernel.exps.QueryExpressions:A-">UniqueResultObjectProvider</a></span>(<a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html" title="interface in org.apache.openjpa.lib.rop">ResultObjectProvider</a>[]&nbsp;rops,
                           <a href="../../../../../org/apache/openjpa/kernel/StoreQuery.html" title="interface in org.apache.openjpa.kernel">StoreQuery</a>&nbsp;q,
                           <a href="../../../../../org/apache/openjpa/kernel/exps/QueryExpressions.html" title="class in org.apache.openjpa.kernel.exps">QueryExpressions</a>[]&nbsp;exps)</code>&nbsp;</td>
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 <th class="colLast" scope="col">Method and Description</th>
 </tr>
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 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/openjpa/slice/jdbc/UniqueResultObjectProvider.html#absolute-int-">absolute</a></span>(int&nbsp;pos)</code>
 <div class="block">Move to the given 0-based position.</div>
 </td>
 </tr>
 <tr id="i1" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/openjpa/slice/jdbc/UniqueResultObjectProvider.html#close--">close</a></span>()</code>
 <div class="block">Free the resources associated with this provider.</div>
 </td>
 </tr>
 <tr id="i2" class="altColor">
 <td class="colFirst"><code><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></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/openjpa/slice/jdbc/UniqueResultObjectProvider.html#getResultObject--">getResultObject</a></span>()</code>
 <div class="block">Instantiate the current result object.</div>
 </td>
 </tr>
 <tr id="i3" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/openjpa/slice/jdbc/UniqueResultObjectProvider.html#handleCheckedException-java.lang.Exception-">handleCheckedException</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a>&nbsp;e)</code>
 <div class="block">Any checked exceptions that are thrown will be passed to this method.</div>
 </td>
 </tr>
 <tr id="i4" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/openjpa/slice/jdbc/UniqueResultObjectProvider.html#next--">next</a></span>()</code>
 <div class="block">Advance the input to the next position.</div>
 </td>
 </tr>
 <tr id="i5" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/openjpa/slice/jdbc/UniqueResultObjectProvider.html#open--">open</a></span>()</code>
 <div class="block">Open the result.</div>
 </td>
 </tr>
 <tr id="i6" class="altColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/openjpa/slice/jdbc/UniqueResultObjectProvider.html#reset--">reset</a></span>()</code>
 <div class="block">Reset this provider.</div>
 </td>
 </tr>
 <tr id="i7" class="rowColor">
 <td class="colFirst"><code>int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/openjpa/slice/jdbc/UniqueResultObjectProvider.html#size--">size</a></span>()</code>
 <div class="block">Return the number of items in the input, or <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true#MAX_VALUE" title="class or interface in java.lang"><code>Integer.MAX_VALUE</code></a>
  if the size in unknown.</div>
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 <tr id="i8" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/openjpa/slice/jdbc/UniqueResultObjectProvider.html#supportsRandomAccess--">supportsRandomAccess</a></span>()</code>
 <div class="block">Return true if this provider supports random access.</div>
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 <h4>UniqueResultObjectProvider</h4>
 <pre>public&nbsp;UniqueResultObjectProvider(<a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html" title="interface in org.apache.openjpa.lib.rop">ResultObjectProvider</a>[]&nbsp;rops,
                                   <a href="../../../../../org/apache/openjpa/kernel/StoreQuery.html" title="interface in org.apache.openjpa.kernel">StoreQuery</a>&nbsp;q,
                                   <a href="../../../../../org/apache/openjpa/kernel/exps/QueryExpressions.html" title="class in org.apache.openjpa.kernel.exps">QueryExpressions</a>[]&nbsp;exps)</pre>
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 <h4>absolute</h4>
 <pre>public&nbsp;boolean&nbsp;absolute(int&nbsp;pos)
                  throws <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></pre>
 <div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html#absolute-int-">ResultObjectProvider</a></code></span></div>
 <div class="block">Move to the given 0-based position. This method is
  only called for providers that support random access.
  Return <code>true</code> if there is data at this position;
  otherwise <code>false</code>. This may be invoked in place of
  <a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html#next--"><code>ResultObjectProvider.next()</code></a>.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
 <dd><code><a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html#absolute-int-">absolute</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html" title="interface in org.apache.openjpa.lib.rop">ResultObjectProvider</a></code></dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></code></dd>
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 <h4>close</h4>
 <pre>public&nbsp;void&nbsp;close()
            throws <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></pre>
 <div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html#close--">ResultObjectProvider</a></code></span></div>
 <div class="block">Free the resources associated with this provider.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
 <dd><code><a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html#close--">close</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html" title="interface in org.apache.openjpa.lib.rop">ResultObjectProvider</a></code></dd>
 <dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
 <dd><code><a href="../../../../../org/apache/openjpa/lib/util/Closeable.html#close--">close</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/lib/util/Closeable.html" title="interface in org.apache.openjpa.lib.util">Closeable</a></code></dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></code></dd>
 </dl>
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 <h4>getResultObject</h4>
 <pre>public&nbsp;<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>&nbsp;getResultObject()
                        throws <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></pre>
 <div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html#getResultObject--">ResultObjectProvider</a></code></span></div>
 <div class="block">Instantiate the current result object. This method will only be
  called after <a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html#next--"><code>ResultObjectProvider.next()</code></a> or <a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html#absolute-int-"><code>ResultObjectProvider.absolute(int)</code></a>.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
 <dd><code><a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html#getResultObject--">getResultObject</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html" title="interface in org.apache.openjpa.lib.rop">ResultObjectProvider</a></code></dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></code></dd>
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 <pre>public&nbsp;void&nbsp;handleCheckedException(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a>&nbsp;e)</pre>
 <div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html#handleCheckedException-java.lang.Exception-">ResultObjectProvider</a></code></span></div>
 <div class="block">Any checked exceptions that are thrown will be passed to this method.
  The provider should re-throw the exception as an appropriate unchecked
  exception.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
 <dd><code><a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html#handleCheckedException-java.lang.Exception-">handleCheckedException</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html" title="interface in org.apache.openjpa.lib.rop">ResultObjectProvider</a></code></dd>
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 <h4>next</h4>
 <pre>public&nbsp;boolean&nbsp;next()
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 <div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html#next--">ResultObjectProvider</a></code></span></div>
 <div class="block">Advance the input to the next position. Return <code>true</code> if
  there is more data; otherwise <code>false</code>.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
 <dd><code><a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html#next--">next</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html" title="interface in org.apache.openjpa.lib.rop">ResultObjectProvider</a></code></dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></code></dd>
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 <h4>open</h4>
 <pre>public&nbsp;void&nbsp;open()
           throws <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></pre>
 <div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html#open--">ResultObjectProvider</a></code></span></div>
 <div class="block">Open the result. This will be called before
  <a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html#next--"><code>ResultObjectProvider.next()</code></a>, <a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html#absolute-int-"><code>ResultObjectProvider.absolute(int)</code></a>, or <a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html#size--"><code>ResultObjectProvider.size()</code></a>.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
 <dd><code><a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html#open--">open</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html" title="interface in org.apache.openjpa.lib.rop">ResultObjectProvider</a></code></dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></code></dd>
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 <pre>public&nbsp;void&nbsp;reset()
            throws <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></pre>
 <div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html#reset--">ResultObjectProvider</a></code></span></div>
 <div class="block">Reset this provider. This is an optional operation. If supported,
  it should move the position of the provider to before the first
  element. Non-random-access providers may be able to support this
  method by re-acquiring all resources as if the result were just opened.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
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 <div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/lib/rop/ResultObjectProvider.html#size--">ResultObjectProvider</a></code></span></div>
 <div class="block">Return the number of items in the input, or <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true#MAX_VALUE" title="class or interface in java.lang"><code>Integer.MAX_VALUE</code></a>
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