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| <h2 title="Interface Result" class="title">Interface Result</h2> |
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| <pre>public interface <span class="typeNameLabel">Result</span></pre> |
| <div class="block"><p>This interface represents the result of a <sql:query> |
| action. It provides access to the following information in the |
| query result:</p> |
| |
| <ul> |
| <li> The result rows (<tt>getRows()</tt> and <tt>getRowsByIndex()</tt>) |
| <li> The column names (<tt>getColumnNames()</tt>) |
| <li> The number of rows in the result (<tt>getRowCount()</tt>) |
| <li> An indication whether the rows returned represent the complete result |
| or just a subset that is limited by a maximum row setting |
| (<tt>isLimitedByMaxRows()</tt>) |
| </ul> |
| |
| <p>An implementation of the <tt>Result</tt> interface provides a |
| <i>disconnected</i> view into the result of a query.</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"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd"> </span></span></caption> |
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| <td class="colFirst"><code>java.lang.String[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../jakarta/servlet/jsp/jstl/sql/Result.html#getColumnNames--">getColumnNames</a></span>()</code> |
| <div class="block">Returns the names of the columns in the result.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../jakarta/servlet/jsp/jstl/sql/Result.html#getRowCount--">getRowCount</a></span>()</code> |
| <div class="block">Returns the number of rows in the cached ResultSet</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>java.util.SortedMap[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../jakarta/servlet/jsp/jstl/sql/Result.html#getRows--">getRows</a></span>()</code> |
| <div class="block">Returns the result of the query as an array of <code>SortedMap</code> objects.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>java.lang.Object[][]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../jakarta/servlet/jsp/jstl/sql/Result.html#getRowsByIndex--">getRowsByIndex</a></span>()</code> |
| <div class="block">Returns the result of the query as an array of arrays.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../jakarta/servlet/jsp/jstl/sql/Result.html#isLimitedByMaxRows--">isLimitedByMaxRows</a></span>()</code> |
| <div class="block">Returns true if the query was limited by a maximum row setting</div> |
| </td> |
| </tr> |
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| <h3>Method Detail</h3> |
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| <h4>getRows</h4> |
| <pre>java.util.SortedMap[] getRows()</pre> |
| <div class="block"><p>Returns the result of the query as an array of <code>SortedMap</code> objects. |
| Each item of the array represents a specific row in the query result.</p> |
| |
| <p>A row is structured as a <code>SortedMap</code> object where the key is the column name, |
| and where the value is the value associated with the column identified by |
| the key. The column value is an Object of the Java type corresponding |
| to the mapping between column types and Java types defined by the JDBC |
| specification when the <code>ResultSet.getObject()</code> method is used.</p> |
| |
| <p>The <code>SortedMap</code> must use the <code>Comparator</code> |
| <code>java.util.String.CASE_INSENSITIVE_ORDER</code>. |
| This makes it possible to access the key as a case insensitive representation |
| of a column name. This method will therefore work regardless of the case of |
| the column name returned by the database.</p></div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The result rows as an array of <code>SortedMap</code> objects</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getRowsByIndex--"> |
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| <h4>getRowsByIndex</h4> |
| <pre>java.lang.Object[][] getRowsByIndex()</pre> |
| <div class="block">Returns the result of the query as an array of arrays. |
| The first array dimension represents a specific row in the query result. |
| The array elements for each row are Object instances of the Java type |
| corresponding to the mapping between column types and Java types defined |
| by the JDBC specification when the <code>ResultSet.getObject()</code> method is used.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the result rows as an array of <code>Object[]</code> objects</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getColumnNames--"> |
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| <h4>getColumnNames</h4> |
| <pre>java.lang.String[] getColumnNames()</pre> |
| <div class="block">Returns the names of the columns in the result. The order of the names in the array |
| matches the order in which columns are returned in method getRowsByIndex().</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the column names as an array of <code>String</code> objects</dd> |
| </dl> |
| </li> |
| </ul> |
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| <h4>getRowCount</h4> |
| <pre>int getRowCount()</pre> |
| <div class="block">Returns the number of rows in the cached ResultSet</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the number of rows in the result</dd> |
| </dl> |
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| <h4>isLimitedByMaxRows</h4> |
| <pre>boolean isLimitedByMaxRows()</pre> |
| <div class="block">Returns true if the query was limited by a maximum row setting</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd><tt>true</tt> if the query was limited by a maximum |
| row setting</dd> |
| </dl> |
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