<html> <head> <title>Interface XSQLInput</title> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <link rel="stylesheet" type="text/css" href="../../../../idl.css"> </head> <body> <div id="adc-idlref"> <a name="_top_"> </a><table class="navimain" border="0" cellpadding="3"> <tr> <td class="navimain"><a href="../module-ix.html" class="navimain">Overview</a></td> <td class="navimain"><a href="module-ix.html" class="navimain">Module</a></td> <td class="navimain"><a href="XSQLInput-xref.html" class="navimain">Use</a></td> <td class="navimainnone">Devguide</td> <td class="navimain"><a href="../../../../index-files/index-1.html" class="navimain">Index</a></td> </tr> </table> <table class="navisub" border="0" cellpadding="0"> <tr> <td class="navisub"><a href="#MethodsSummary" class="navisub">Methods' Summary</a></td> <td class="navisub">Attributes' Summary</td> <td class="navisub"><a href="#MethodsDetails" class="navisub">Methods' Details</a></td> <td class="navisub">Attributes' Details</td> </tr> </table> <hr> <table border="0" width="100%" cellpadding="5" cellspacing="3" class="title-table" style="margin-bottom:6pt;"> <tr> <td><p class="namechain"><a href="../../../../module-ix.html" class="namechain">::</a> <a href="../../../module-ix.html" class="namechain">com</a> :: <a href="../../module-ix.html" class="namechain">sun</a> :: <a href="../module-ix.html" class="namechain">star</a> :: <a href="module-ix.html" class="namechain">sdbc</a> :: </p> </td> </tr> <tr> <td class="title">interface XSQLInput</td> </tr> <tr> <td/></tr> <tr> <td><dl> <dt><b>Description</b></dt> <dd>represents an input stream that contains a stream of values representing an instance of a SQL structured or distinct type. </dd> <dd><p> This interface, used only for custom mapping, is used by the driver behind the scenes, and a programmer never directly invokes <code>SQLInput</code> methods. </p> <p> When the method <code>getObject</code> is called with an object of a service implementing the interface <code>SQLData</code> , the SDBC driver calls the method <a href="XSQLData.html">XSQLData</a>::<a href="XSQLData.html#getSQLType">getSQLType()</a> to determine the SQL type of the user-defined type (UDT) being custom mapped. The driver creates an instance of <a href="XSQLInput.html">XSQLInput</a> , populating it with the attributes of the UDT. The driver then passes the input stream to the method <a href="XSQLData.html">XSQLData</a>::<a href="XSQLData.html#readSQL">readSQL()</a> , which in turn calls the <code>XSQLInput.readXXX</code> methods in its implementation for reading the attributes from the input stream. </p> </dd> </dl> </td> </tr> </table> <hr> <a name="MethodsSummary"/><table border="1" width="100%" cellpadding="5" cellspacing="0" class="subtitle"> <tr> <td class="subtitle" colspan="2">Methods' Summary</td> </tr> <tr> <td class="imsum_left"><a href="#readString">readString</a></td> <td class="imsum_right">reads the next attribute in the stream as string. </td> </tr> <tr> <td class="imsum_left"><a href="#readBoolean">readBoolean</a></td> <td class="imsum_right">reads the next attribute in the stream as boolean. </td> </tr> <tr> <td class="imsum_left"><a href="#readByte">readByte</a></td> <td class="imsum_right">reads the next attribute in the stream as byte. </td> </tr> <tr> <td class="imsum_left"><a href="#readShort">readShort</a></td> <td class="imsum_right">reads the next attribute in the stream as short. </td> </tr> <tr> <td class="imsum_left"><a href="#readInt">readInt</a></td> <td class="imsum_right">reads the next attribute in the stream as long. </td> </tr> <tr> <td class="imsum_left"><a href="#readLong">readLong</a></td> <td class="imsum_right">reads the next attribute in the stream as hyper. </td> </tr> <tr> <td class="imsum_left"><a href="#readFloat">readFloat</a></td> <td class="imsum_right">reads the next attribute in the stream as float. </td> </tr> <tr> <td class="imsum_left"><a href="#readDouble">readDouble</a></td> <td class="imsum_right">reads the next attribute in the stream as double. </td> </tr> <tr> <td class="imsum_left"><a href="#readBytes">readBytes</a></td> <td class="imsum_right">reads the next attribute in the stream as sequence of bytes. </td> </tr> <tr> <td class="imsum_left"><a href="#readDate">readDate</a></td> <td class="imsum_right">reads the next attribute in the stream as date. </td> </tr> <tr> <td class="imsum_left"><a href="#readTime">readTime</a></td> <td class="imsum_right">reads the next attribute in the stream as time. </td> </tr> <tr> <td class="imsum_left"><a href="#readTimestamp">readTimestamp</a></td> <td class="imsum_right">reads the next attribute in the stream as datetime. </td> </tr> <tr> <td class="imsum_left"><a href="#readBinaryStream">readBinaryStream</a></td> <td class="imsum_right">reads the next attribute in the stream as sequence of bytes. </td> </tr> <tr> <td class="imsum_left"><a href="#readCharacterStream">readCharacterStream</a></td> <td class="imsum_right">reads the next attribute in the stream as a unicode string. </td> </tr> <tr> <td class="imsum_left"><a href="#readObject">readObject</a></td> <td class="imsum_right">returns the datum at the head of the stream as an any. </td> </tr> <tr> <td class="imsum_left"><a href="#readRef">readRef</a></td> <td class="imsum_right">reads a REF(&lt;structured-type&gt;) from the stream. </td> </tr> <tr> <td class="imsum_left"><a href="#readBlob">readBlob</a></td> <td class="imsum_right">reads a BLOB from the stream. </td> </tr> <tr> <td class="imsum_left"><a href="#readClob">readClob</a></td> <td class="imsum_right">reads a CLOB from the stream. </td> </tr> <tr> <td class="imsum_left"><a href="#readArray">readArray</a></td> <td class="imsum_right">reads an array from the stream. </td> </tr> <tr> <td class="imsum_left"><a href="#wasNull">wasNull</a></td> <td class="imsum_right">determines whether the last value read was null. </td> </tr> </table> <a name="MethodsDetails"/><table border="1" width="100%" cellpadding="5" cellspacing="0" class="subtitle"> <tr> <td class="subtitle">Methods' Details</td> </tr> <tr> <td class="imdetail"><a name="readString" class="membertitle">readString</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3">string</td> </tr> <tr> <td valign="top"><b>readString</b>()</td> </tr> <tr> <td valign="top" align="right">raises( </td> <td valign="top" colspan="2"><a href="SQLException.html">SQLException</a> );</td> </tr> </table> <hr> <dl> <dt><b>Description</b></dt> <dd>reads the next attribute in the stream as string. </dd> <dt><b>Returns</b></dt> <dd>the attribute; if the value is SQL NULL, return null. </dd> <dt><b>Throws</b></dt> <dd>SQLException if a database access error occurs. </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="readBoolean" class="membertitle">readBoolean</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3">boolean</td> </tr> <tr> <td valign="top"><b>readBoolean</b>()</td> </tr> <tr> <td valign="top" align="right">raises( </td> <td valign="top" colspan="2"><a href="SQLException.html">SQLException</a> );</td> </tr> </table> <hr> <dl> <dt><b>Description</b></dt> <dd>reads the next attribute in the stream as boolean. </dd> <dt><b>Returns</b></dt> <dd>the attribute; if the value is SQL NULL, return null. </dd> <dt><b>Throws</b></dt> <dd>SQLException if a database access error occurs. </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="readByte" class="membertitle">readByte</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3">byte</td> </tr> <tr> <td valign="top"><b>readByte</b>()</td> </tr> <tr> <td valign="top" align="right">raises( </td> <td valign="top" colspan="2"><a href="SQLException.html">SQLException</a> );</td> </tr> </table> <hr> <dl> <dt><b>Description</b></dt> <dd>reads the next attribute in the stream as byte. </dd> <dt><b>Returns</b></dt> <dd>the attribute; if the value is SQL NULL, return null. </dd> <dt><b>Throws</b></dt> <dd>SQLException if a database access error occurs. </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="readShort" class="membertitle">readShort</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3">short</td> </tr> <tr> <td valign="top"><b>readShort</b>()</td> </tr> <tr> <td valign="top" align="right">raises( </td> <td valign="top" colspan="2"><a href="SQLException.html">SQLException</a> );</td> </tr> </table> <hr> <dl> <dt><b>Description</b></dt> <dd>reads the next attribute in the stream as short. </dd> <dt><b>Returns</b></dt> <dd>the attribute; if the value is SQL NULL, return null. </dd> <dt><b>Throws</b></dt> <dd>SQLException if a database access error occurs. </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="readInt" class="membertitle">readInt</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3">long</td> </tr> <tr> <td valign="top"><b>readInt</b>()</td> </tr> <tr> <td valign="top" align="right">raises( </td> <td valign="top" colspan="2"><a href="SQLException.html">SQLException</a> );</td> </tr> </table> <hr> <dl> <dt><b>Description</b></dt> <dd>reads the next attribute in the stream as long. </dd> <dt><b>Returns</b></dt> <dd>the attribute; if the value is SQL NULL, return null. </dd> <dt><b>Throws</b></dt> <dd>SQLException if a database access error occurs. </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="readLong" class="membertitle">readLong</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3">hyper</td> </tr> <tr> <td valign="top"><b>readLong</b>()</td> </tr> <tr> <td valign="top" align="right">raises( </td> <td valign="top" colspan="2"><a href="SQLException.html">SQLException</a> );</td> </tr> </table> <hr> <dl> <dt><b>Description</b></dt> <dd>reads the next attribute in the stream as hyper. </dd> <dt><b>Returns</b></dt> <dd>the attribute; if the value is SQL NULL, return null. </dd> <dt><b>Throws</b></dt> <dd>SQLException if a database access error occurs. </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="readFloat" class="membertitle">readFloat</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3">float</td> </tr> <tr> <td valign="top"><b>readFloat</b>()</td> </tr> <tr> <td valign="top" align="right">raises( </td> <td valign="top" colspan="2"><a href="SQLException.html">SQLException</a> );</td> </tr> </table> <hr> <dl> <dt><b>Description</b></dt> <dd>reads the next attribute in the stream as float. </dd> <dt><b>Returns</b></dt> <dd>the attribute; if the value is SQL NULL, return null. </dd> <dt><b>Throws</b></dt> <dd>SQLException if a database access error occurs. </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="readDouble" class="membertitle">readDouble</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3">double</td> </tr> <tr> <td valign="top"><b>readDouble</b>()</td> </tr> <tr> <td valign="top" align="right">raises( </td> <td valign="top" colspan="2"><a href="SQLException.html">SQLException</a> );</td> </tr> </table> <hr> <dl> <dt><b>Description</b></dt> <dd>reads the next attribute in the stream as double. </dd> <dt><b>Returns</b></dt> <dd>the attribute; if the value is SQL NULL, return null. </dd> <dt><b>Throws</b></dt> <dd>SQLException if a database access error occurs. </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="readBytes" class="membertitle">readBytes</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3">sequence< byte ></td> </tr> <tr> <td valign="top"><b>readBytes</b>()</td> </tr> <tr> <td valign="top" align="right">raises( </td> <td valign="top" colspan="2"><a href="SQLException.html">SQLException</a> );</td> </tr> </table> <hr> <dl> <dt><b>Description</b></dt> <dd>reads the next attribute in the stream as sequence of bytes. </dd> <dt><b>Returns</b></dt> <dd>the attribute; if the value is SQL NULL, return null. </dd> <dt><b>Throws</b></dt> <dd>SQLException if a database access error occurs. </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="readDate" class="membertitle">readDate</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3">::com::sun::star::<a href="../util/module-ix.html">util</a>::<a href="../util/Date.html">Date</a></td> </tr> <tr> <td valign="top"><b>readDate</b>()</td> </tr> <tr> <td valign="top" align="right">raises( </td> <td valign="top" colspan="2"><a href="SQLException.html">SQLException</a> );</td> </tr> </table> <hr> <dl> <dt><b>Description</b></dt> <dd>reads the next attribute in the stream as date. </dd> <dt><b>Returns</b></dt> <dd>the attribute; if the value is SQL NULL, return null. </dd> <dt><b>Throws</b></dt> <dd>SQLException if a database access error occurs. </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="readTime" class="membertitle">readTime</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3">::com::sun::star::<a href="../util/module-ix.html">util</a>::<a href="../util/Time.html">Time</a></td> </tr> <tr> <td valign="top"><b>readTime</b>()</td> </tr> <tr> <td valign="top" align="right">raises( </td> <td valign="top" colspan="2"><a href="SQLException.html">SQLException</a> );</td> </tr> </table> <hr> <dl> <dt><b>Description</b></dt> <dd>reads the next attribute in the stream as time. </dd> <dt><b>Returns</b></dt> <dd>the attribute; if the value is SQL NULL, return null. </dd> <dt><b>Throws</b></dt> <dd>SQLException if a database access error occurs. </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="readTimestamp" class="membertitle">readTimestamp</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3">::com::sun::star::<a href="../util/module-ix.html">util</a>::<a href="../util/DateTime.html">DateTime</a></td> </tr> <tr> <td valign="top"><b>readTimestamp</b>()</td> </tr> <tr> <td valign="top" align="right">raises( </td> <td valign="top" colspan="2"><a href="SQLException.html">SQLException</a> );</td> </tr> </table> <hr> <dl> <dt><b>Description</b></dt> <dd>reads the next attribute in the stream as datetime. </dd> <dt><b>Returns</b></dt> <dd>the attribute; if the value is SQL NULL, return null. </dd> <dt><b>Throws</b></dt> <dd>SQLException if a database access error occurs. </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="readBinaryStream" class="membertitle">readBinaryStream</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3">::com::sun::star::<a href="../io/module-ix.html">io</a>::<a href="../io/XInputStream.html">XInputStream</a></td> </tr> <tr> <td valign="top"><b>readBinaryStream</b>()</td> </tr> <tr> <td valign="top" align="right">raises( </td> <td valign="top" colspan="2"><a href="SQLException.html">SQLException</a> );</td> </tr> </table> <hr> <dl> <dt><b>Description</b></dt> <dd>reads the next attribute in the stream as sequence of bytes. </dd> <dt><b>Returns</b></dt> <dd>the attribute; if the value is SQL NULL, return null. </dd> <dt><b>Throws</b></dt> <dd>SQLException if a database access error occurs. </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="readCharacterStream" class="membertitle">readCharacterStream</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3">::com::sun::star::<a href="../io/module-ix.html">io</a>::<a href="../io/XInputStream.html">XInputStream</a></td> </tr> <tr> <td valign="top"><b>readCharacterStream</b>()</td> </tr> <tr> <td valign="top" align="right">raises( </td> <td valign="top" colspan="2"><a href="SQLException.html">SQLException</a> );</td> </tr> </table> <hr> <dl> <dt><b>Description</b></dt> <dd>reads the next attribute in the stream as a unicode string. </dd> <dt><b>Returns</b></dt> <dd>the attribute; if the value is SQL NULL, return null. </dd> <dt><b>Throws</b></dt> <dd>SQLException if a database access error occurs. </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="readObject" class="membertitle">readObject</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3">any</td> </tr> <tr> <td valign="top"><b>readObject</b>()</td> </tr> <tr> <td valign="top" align="right">raises( </td> <td valign="top" colspan="2"><a href="SQLException.html">SQLException</a> );</td> </tr> </table> <hr> <dl> <dt><b>Description</b></dt> <dd>returns the datum at the head of the stream as an any. </dd> <dd><p> The actual type of the any returned is determined by the default type mapping, and any customizations present in this stream's type map. <br/> A type map is registered with the stream by the SDBC driver before the stream is passed to the application. <br/> When the datum at the head of the stream is a SQL NULL, the method returns <b>void</b>. If the datum is a SQL structured or distinct type, it determines the SQL type of the datum at the head of the stream, constructs an object of the appropriate service, and calls the method <a href="XSQLData.html">XSQLData</a>::<a href="XSQLData.html#readSQL">readSQL()</a> on that object, which reads additional data from the stream using the protocol described for that method. </p> </dd> <dt><b>Returns</b></dt> <dd>the attribute; if the value is SQL NULL, return null. </dd> <dt><b>Throws</b></dt> <dd>SQLException if a database access error occurs. </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="readRef" class="membertitle">readRef</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3"><a href="XRef.html">XRef</a></td> </tr> <tr> <td valign="top"><b>readRef</b>()</td> </tr> <tr> <td valign="top" align="right">raises( </td> <td valign="top" colspan="2"><a href="SQLException.html">SQLException</a> );</td> </tr> </table> <hr> <dl> <dt><b>Description</b></dt> <dd>reads a REF(&lt;structured-type&gt;) from the stream. </dd> <dt><b>Returns</b></dt> <dd>the attribute; if the value is SQL NULL, return null. </dd> <dt><b>Throws</b></dt> <dd>SQLException if a database access error occurs. </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="readBlob" class="membertitle">readBlob</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3"><a href="XBlob.html">XBlob</a></td> </tr> <tr> <td valign="top"><b>readBlob</b>()</td> </tr> <tr> <td valign="top" align="right">raises( </td> <td valign="top" colspan="2"><a href="SQLException.html">SQLException</a> );</td> </tr> </table> <hr> <dl> <dt><b>Description</b></dt> <dd>reads a BLOB from the stream. </dd> <dt><b>Returns</b></dt> <dd>the attribute; if the value is SQL NULL, return null. </dd> <dt><b>Throws</b></dt> <dd>SQLException if a database access error occurs. </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="readClob" class="membertitle">readClob</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3"><a href="XClob.html">XClob</a></td> </tr> <tr> <td valign="top"><b>readClob</b>()</td> </tr> <tr> <td valign="top" align="right">raises( </td> <td valign="top" colspan="2"><a href="SQLException.html">SQLException</a> );</td> </tr> </table> <hr> <dl> <dt><b>Description</b></dt> <dd>reads a CLOB from the stream. </dd> <dt><b>Returns</b></dt> <dd>the attribute; if the value is SQL NULL, return null. </dd> <dt><b>Throws</b></dt> <dd>SQLException if a database access error occurs. </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="readArray" class="membertitle">readArray</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3"><a href="XArray.html">XArray</a></td> </tr> <tr> <td valign="top"><b>readArray</b>()</td> </tr> <tr> <td valign="top" align="right">raises( </td> <td valign="top" colspan="2"><a href="SQLException.html">SQLException</a> );</td> </tr> </table> <hr> <dl> <dt><b>Description</b></dt> <dd>reads an array from the stream. </dd> <dt><b>Returns</b></dt> <dd>the attribute; if the value is SQL NULL, return null. </dd> <dt><b>Throws</b></dt> <dd>SQLException if a database access error occurs. </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="wasNull" class="membertitle">wasNull</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3">boolean</td> </tr> <tr> <td valign="top"><b>wasNull</b>()</td> </tr> <tr> <td valign="top" align="right">raises( </td> <td valign="top" colspan="2"><a href="SQLException.html">SQLException</a> );</td> </tr> </table> <hr> <dl> <dt><b>Description</b></dt> <dd>determines whether the last value read was null. </dd> <dt><b>Returns</b></dt> <dd><b>true</b> if the most recently gotten SQL value was null; otherwise, <b>false</b> </dd> <dt><b>Throws</b></dt> <dd>SQLException if a database access error occurs. </dd> </dl> </td> </tr> </table> </td> </tr> </table> <a href="#_top_">Top of Page</a><hr size="3"><p class="copyright" align="center">Copyright © 2011, Oracle and/or its affiliates. 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