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<div class="subTitle">com.amazon.carbonado.qe</div>
<h2 title="Class AbstractQueryExecutor" class="title">Class AbstractQueryExecutor<S extends <a href="../../../../com/amazon/carbonado/Storable.html" title="interface in com.amazon.carbonado">Storable</a>></h2>
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<ul class="inheritance">
<li>java.lang.Object</li>
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<li>com.amazon.carbonado.qe.AbstractQueryExecutor<S></li>
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<dl>
<dt>All Implemented Interfaces:</dt>
<dd><a href="../../../../com/amazon/carbonado/qe/QueryExecutor.html" title="interface in com.amazon.carbonado.qe">QueryExecutor</a><S></dd>
</dl>
<dl>
<dt>Direct Known Subclasses:</dt>
<dd><a href="../../../../com/amazon/carbonado/qe/FilteredQueryExecutor.html" title="class in com.amazon.carbonado.qe">FilteredQueryExecutor</a>, <a href="../../../../com/amazon/carbonado/qe/FullScanQueryExecutor.html" title="class in com.amazon.carbonado.qe">FullScanQueryExecutor</a>, <a href="../../../../com/amazon/carbonado/qe/IndexedQueryExecutor.html" title="class in com.amazon.carbonado.qe">IndexedQueryExecutor</a>, <a href="../../../../com/amazon/carbonado/qe/IterableQueryExecutor.html" title="class in com.amazon.carbonado.qe">IterableQueryExecutor</a>, <a href="../../../../com/amazon/carbonado/qe/JoinedQueryExecutor.html" title="class in com.amazon.carbonado.qe">JoinedQueryExecutor</a>, <a href="../../../../com/amazon/carbonado/qe/KeyQueryExecutor.html" title="class in com.amazon.carbonado.qe">KeyQueryExecutor</a>, <a href="../../../../com/amazon/carbonado/qe/SortedQueryExecutor.html" title="class in com.amazon.carbonado.qe">SortedQueryExecutor</a>, <a href="../../../../com/amazon/carbonado/qe/UnionQueryExecutor.html" title="class in com.amazon.carbonado.qe">UnionQueryExecutor</a></dd>
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<pre>public abstract class <span class="strong">AbstractQueryExecutor<S extends <a href="../../../../com/amazon/carbonado/Storable.html" title="interface in com.amazon.carbonado">Storable</a>></span>
extends java.lang.Object
implements <a href="../../../../com/amazon/carbonado/qe/QueryExecutor.html" title="interface in com.amazon.carbonado.qe">QueryExecutor</a><S></pre>
<div class="block">AbstractQueryExecutor implements a small set of common QueryExecutor methods.</div>
<dl><dt><span class="strong">Author:</span></dt>
<dd>Brian S O'Neill</dd></dl>
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<th class="colOne" scope="col">Constructor and Description</th>
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<td class="colOne"><code><strong><a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html#AbstractQueryExecutor()">AbstractQueryExecutor</a></strong>()</code> </td>
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<caption><span>Methods</span><span class="tabEnd"> </span></caption>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
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<tr class="altColor">
<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><strong><a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html#count(com.amazon.carbonado.filter.FilterValues)">count</a></strong>(<a href="../../../../com/amazon/carbonado/filter/FilterValues.html" title="class in com.amazon.carbonado.filter">FilterValues</a><<a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html" title="type parameter in AbstractQueryExecutor">S</a>> values)</code>
<div class="block">Counts results by opening a cursor and skipping entries.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><strong><a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html#count(com.amazon.carbonado.filter.FilterValues, com.amazon.carbonado.Query.Controller)">count</a></strong>(<a href="../../../../com/amazon/carbonado/filter/FilterValues.html" title="class in com.amazon.carbonado.filter">FilterValues</a><<a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html" title="type parameter in AbstractQueryExecutor">S</a>> values,
<a href="../../../../com/amazon/carbonado/Query.Controller.html" title="interface in com.amazon.carbonado">Query.Controller</a> controller)</code>
<div class="block">Counts results by opening a cursor and skipping entries.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../com/amazon/carbonado/Cursor.html" title="interface in com.amazon.carbonado">Cursor</a><<a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html" title="type parameter in AbstractQueryExecutor">S</a>></code></td>
<td class="colLast"><code><strong><a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html#fetchSlice(com.amazon.carbonado.filter.FilterValues, long, java.lang.Long)">fetchSlice</a></strong>(<a href="../../../../com/amazon/carbonado/filter/FilterValues.html" title="class in com.amazon.carbonado.filter">FilterValues</a><<a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html" title="type parameter in AbstractQueryExecutor">S</a>> values,
long from,
java.lang.Long to)</code>
<div class="block">Produces a slice via skip and limit cursors.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../com/amazon/carbonado/Cursor.html" title="interface in com.amazon.carbonado">Cursor</a><<a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html" title="type parameter in AbstractQueryExecutor">S</a>></code></td>
<td class="colLast"><code><strong><a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html#fetchSlice(com.amazon.carbonado.filter.FilterValues, long, java.lang.Long, com.amazon.carbonado.Query.Controller)">fetchSlice</a></strong>(<a href="../../../../com/amazon/carbonado/filter/FilterValues.html" title="class in com.amazon.carbonado.filter">FilterValues</a><<a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html" title="type parameter in AbstractQueryExecutor">S</a>> values,
long from,
java.lang.Long to,
<a href="../../../../com/amazon/carbonado/Query.Controller.html" title="interface in com.amazon.carbonado">Query.Controller</a> controller)</code>
<div class="block">Produces a slice via skip and limit cursors.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>java.lang.Class<<a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html" title="type parameter in AbstractQueryExecutor">S</a>></code></td>
<td class="colLast"><code><strong><a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html#getStorableType()">getStorableType</a></strong>()</code>
<div class="block">Returns the storable type that this executor operates on.</div>
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<tr class="rowColor">
<td class="colFirst"><code>protected int</code></td>
<td class="colLast"><code><strong><a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html#increaseIndent(int)">increaseIndent</a></strong>(int indentLevel)</code>
<div class="block">Adds a constant amount to the given indent level.</div>
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<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><strong><a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html#indent(java.lang.Appendable, int)">indent</a></strong>(java.lang.Appendable app,
int indentLevel)</code>
<div class="block">Appends spaces to the given appendable.</div>
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<tr class="rowColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><strong><a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html#newline(java.lang.Appendable)">newline</a></strong>(java.lang.Appendable app)</code>
<div class="block">Appends a newline character.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html#printNative(java.lang.Appendable, int, com.amazon.carbonado.filter.FilterValues)">printNative</a></strong>(java.lang.Appendable app,
int indentLevel,
<a href="../../../../com/amazon/carbonado/filter/FilterValues.html" title="class in com.amazon.carbonado.filter">FilterValues</a><<a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html" title="type parameter in AbstractQueryExecutor">S</a>> values)</code>
<div class="block">Does nothing and returns false.</div>
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<h3>Methods inherited from class java.lang.Object</h3>
<code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li>
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<h3>Methods inherited from interface com.amazon.carbonado.qe.<a href="../../../../com/amazon/carbonado/qe/QueryExecutor.html" title="interface in com.amazon.carbonado.qe">QueryExecutor</a></h3>
<code><a href="../../../../com/amazon/carbonado/qe/QueryExecutor.html#fetch(com.amazon.carbonado.filter.FilterValues)">fetch</a>, <a href="../../../../com/amazon/carbonado/qe/QueryExecutor.html#fetch(com.amazon.carbonado.filter.FilterValues, com.amazon.carbonado.Query.Controller)">fetch</a>, <a href="../../../../com/amazon/carbonado/qe/QueryExecutor.html#getFilter()">getFilter</a>, <a href="../../../../com/amazon/carbonado/qe/QueryExecutor.html#getOrdering()">getOrdering</a>, <a href="../../../../com/amazon/carbonado/qe/QueryExecutor.html#printPlan(java.lang.Appendable, int, com.amazon.carbonado.filter.FilterValues)">printPlan</a></code></li>
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<h3>Constructor Detail</h3>
<a name="AbstractQueryExecutor()">
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<h4>AbstractQueryExecutor</h4>
<pre>public AbstractQueryExecutor()</pre>
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<h4>getStorableType</h4>
<pre>public java.lang.Class<<a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html" title="type parameter in AbstractQueryExecutor">S</a>> getStorableType()</pre>
<div class="block"><strong>Description copied from interface: <code><a href="../../../../com/amazon/carbonado/qe/QueryExecutor.html#getStorableType()">QueryExecutor</a></code></strong></div>
<div class="block">Returns the storable type that this executor operates on.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../com/amazon/carbonado/qe/QueryExecutor.html#getStorableType()">getStorableType</a></code> in interface <code><a href="../../../../com/amazon/carbonado/qe/QueryExecutor.html" title="interface in com.amazon.carbonado.qe">QueryExecutor</a><<a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html" title="type parameter in AbstractQueryExecutor">S</a> extends <a href="../../../../com/amazon/carbonado/Storable.html" title="interface in com.amazon.carbonado">Storable</a>></code></dd>
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<a name="fetchSlice(com.amazon.carbonado.filter.FilterValues, long, java.lang.Long)">
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<h4>fetchSlice</h4>
<pre>public <a href="../../../../com/amazon/carbonado/Cursor.html" title="interface in com.amazon.carbonado">Cursor</a><<a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html" title="type parameter in AbstractQueryExecutor">S</a>> fetchSlice(<a href="../../../../com/amazon/carbonado/filter/FilterValues.html" title="class in com.amazon.carbonado.filter">FilterValues</a><<a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html" title="type parameter in AbstractQueryExecutor">S</a>> values,
long from,
java.lang.Long to)
throws <a href="../../../../com/amazon/carbonado/FetchException.html" title="class in com.amazon.carbonado">FetchException</a></pre>
<div class="block">Produces a slice via skip and limit cursors. Subclasses are encouraged
to override with a more efficient implementation.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../com/amazon/carbonado/qe/QueryExecutor.html#fetchSlice(com.amazon.carbonado.filter.FilterValues, long, java.lang.Long)">fetchSlice</a></code> in interface <code><a href="../../../../com/amazon/carbonado/qe/QueryExecutor.html" title="interface in com.amazon.carbonado.qe">QueryExecutor</a><<a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html" title="type parameter in AbstractQueryExecutor">S</a> extends <a href="../../../../com/amazon/carbonado/Storable.html" title="interface in com.amazon.carbonado">Storable</a>></code></dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../com/amazon/carbonado/FetchException.html" title="class in com.amazon.carbonado">FetchException</a></code></dd><dt><span class="strong">Since:</span></dt>
<dd>1.2</dd></dl>
</li>
</ul>
<a name="fetchSlice(com.amazon.carbonado.filter.FilterValues, long, java.lang.Long, com.amazon.carbonado.Query.Controller)">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>fetchSlice</h4>
<pre>public <a href="../../../../com/amazon/carbonado/Cursor.html" title="interface in com.amazon.carbonado">Cursor</a><<a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html" title="type parameter in AbstractQueryExecutor">S</a>> fetchSlice(<a href="../../../../com/amazon/carbonado/filter/FilterValues.html" title="class in com.amazon.carbonado.filter">FilterValues</a><<a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html" title="type parameter in AbstractQueryExecutor">S</a>> values,
long from,
java.lang.Long to,
<a href="../../../../com/amazon/carbonado/Query.Controller.html" title="interface in com.amazon.carbonado">Query.Controller</a> controller)
throws <a href="../../../../com/amazon/carbonado/FetchException.html" title="class in com.amazon.carbonado">FetchException</a></pre>
<div class="block">Produces a slice via skip and limit cursors. Subclasses are encouraged
to override with a more efficient implementation.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../com/amazon/carbonado/qe/QueryExecutor.html#fetchSlice(com.amazon.carbonado.filter.FilterValues, long, java.lang.Long, com.amazon.carbonado.Query.Controller)">fetchSlice</a></code> in interface <code><a href="../../../../com/amazon/carbonado/qe/QueryExecutor.html" title="interface in com.amazon.carbonado.qe">QueryExecutor</a><<a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html" title="type parameter in AbstractQueryExecutor">S</a> extends <a href="../../../../com/amazon/carbonado/Storable.html" title="interface in com.amazon.carbonado">Storable</a>></code></dd>
<dd><code>controller</code> - optional controller which can abort query operation</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../com/amazon/carbonado/FetchException.html" title="class in com.amazon.carbonado">FetchException</a></code></dd><dt><span class="strong">Since:</span></dt>
<dd>1.2</dd></dl>
</li>
</ul>
<a name="count(com.amazon.carbonado.filter.FilterValues)">
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<ul class="blockList">
<li class="blockList">
<h4>count</h4>
<pre>public long count(<a href="../../../../com/amazon/carbonado/filter/FilterValues.html" title="class in com.amazon.carbonado.filter">FilterValues</a><<a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html" title="type parameter in AbstractQueryExecutor">S</a>> values)
throws <a href="../../../../com/amazon/carbonado/FetchException.html" title="class in com.amazon.carbonado">FetchException</a></pre>
<div class="block">Counts results by opening a cursor and skipping entries. Subclasses are
encouraged to override with a more efficient implementation.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../com/amazon/carbonado/qe/QueryExecutor.html#count(com.amazon.carbonado.filter.FilterValues)">count</a></code> in interface <code><a href="../../../../com/amazon/carbonado/qe/QueryExecutor.html" title="interface in com.amazon.carbonado.qe">QueryExecutor</a><<a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html" title="type parameter in AbstractQueryExecutor">S</a> extends <a href="../../../../com/amazon/carbonado/Storable.html" title="interface in com.amazon.carbonado">Storable</a>></code></dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../com/amazon/carbonado/FetchException.html" title="class in com.amazon.carbonado">FetchException</a></code></dd></dl>
</li>
</ul>
<a name="count(com.amazon.carbonado.filter.FilterValues, com.amazon.carbonado.Query.Controller)">
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<li class="blockList">
<h4>count</h4>
<pre>public long count(<a href="../../../../com/amazon/carbonado/filter/FilterValues.html" title="class in com.amazon.carbonado.filter">FilterValues</a><<a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html" title="type parameter in AbstractQueryExecutor">S</a>> values,
<a href="../../../../com/amazon/carbonado/Query.Controller.html" title="interface in com.amazon.carbonado">Query.Controller</a> controller)
throws <a href="../../../../com/amazon/carbonado/FetchException.html" title="class in com.amazon.carbonado">FetchException</a></pre>
<div class="block">Counts results by opening a cursor and skipping entries. Subclasses are
encouraged to override with a more efficient implementation.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../com/amazon/carbonado/qe/QueryExecutor.html#count(com.amazon.carbonado.filter.FilterValues, com.amazon.carbonado.Query.Controller)">count</a></code> in interface <code><a href="../../../../com/amazon/carbonado/qe/QueryExecutor.html" title="interface in com.amazon.carbonado.qe">QueryExecutor</a><<a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html" title="type parameter in AbstractQueryExecutor">S</a> extends <a href="../../../../com/amazon/carbonado/Storable.html" title="interface in com.amazon.carbonado">Storable</a>></code></dd>
<dd><code>controller</code> - optional controller which can abort query operation</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../com/amazon/carbonado/FetchException.html" title="class in com.amazon.carbonado">FetchException</a></code></dd></dl>
</li>
</ul>
<a name="printNative(java.lang.Appendable, int, com.amazon.carbonado.filter.FilterValues)">
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<ul class="blockList">
<li class="blockList">
<h4>printNative</h4>
<pre>public boolean printNative(java.lang.Appendable app,
int indentLevel,
<a href="../../../../com/amazon/carbonado/filter/FilterValues.html" title="class in com.amazon.carbonado.filter">FilterValues</a><<a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html" title="type parameter in AbstractQueryExecutor">S</a>> values)
throws java.io.IOException</pre>
<div class="block">Does nothing and returns false.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../com/amazon/carbonado/qe/QueryExecutor.html#printNative(java.lang.Appendable, int, com.amazon.carbonado.filter.FilterValues)">printNative</a></code> in interface <code><a href="../../../../com/amazon/carbonado/qe/QueryExecutor.html" title="interface in com.amazon.carbonado.qe">QueryExecutor</a><<a href="../../../../com/amazon/carbonado/qe/AbstractQueryExecutor.html" title="type parameter in AbstractQueryExecutor">S</a> extends <a href="../../../../com/amazon/carbonado/Storable.html" title="interface in com.amazon.carbonado">Storable</a>></code></dd>
<dd><code>values</code> - optional</dd>
<dt><span class="strong">Returns:</span></dt><dd>false if not implemented</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code>java.io.IOException</code></dd></dl>
</li>
</ul>
<a name="indent(java.lang.Appendable, int)">
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</a>
<ul class="blockList">
<li class="blockList">
<h4>indent</h4>
<pre>protected void indent(java.lang.Appendable app,
int indentLevel)
throws java.io.IOException</pre>
<div class="block">Appends spaces to the given appendable. Useful for implementing
printNative and printPlan.</div>
<dl><dt><span class="strong">Throws:</span></dt>
<dd><code>java.io.IOException</code></dd></dl>
</li>
</ul>
<a name="newline(java.lang.Appendable)">
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</a>
<ul class="blockList">
<li class="blockList">
<h4>newline</h4>
<pre>protected void newline(java.lang.Appendable app)
throws java.io.IOException</pre>
<div class="block">Appends a newline character.</div>
<dl><dt><span class="strong">Throws:</span></dt>
<dd><code>java.io.IOException</code></dd></dl>
</li>
</ul>
<a name="increaseIndent(int)">
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</a>
<ul class="blockListLast">
<li class="blockList">
<h4>increaseIndent</h4>
<pre>protected int increaseIndent(int indentLevel)</pre>
<div class="block">Adds a constant amount to the given indent level. Useful for
implementing printNative and printPlan.</div>
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