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Variable (OpenJPA Parent POM 2.2.1 API)
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SUMMARY:&nbsp;NESTED&nbsp;|&nbsp;<A HREF="#fields_inherited_from_class_org.apache.openjpa.jdbc.kernel.exps.AbstractVal">FIELD</A>&nbsp;|&nbsp;<A HREF="#constructor_summary">CONSTR</A>&nbsp;|&nbsp;<A HREF="#method_summary">METHOD</A></FONT></TD>
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DETAIL:&nbsp;FIELD&nbsp;|&nbsp;<A HREF="#constructor_detail">CONSTR</A>&nbsp;|&nbsp;<A HREF="#method_detail">METHOD</A></FONT></TD>
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org.apache.openjpa.jdbc.kernel.exps</FONT>
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Class Variable</H2>
<PRE>
<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</A>
<IMG SRC="../../../../../../resources/inherit.gif" ALT="extended by "><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html" title="class in org.apache.openjpa.jdbc.kernel.exps">org.apache.openjpa.jdbc.kernel.exps.AbstractVal</A>
<IMG SRC="../../../../../../resources/inherit.gif" ALT="extended by "><B>org.apache.openjpa.jdbc.kernel.exps.Variable</B>
</PRE>
<DL>
<DT><B>All Implemented Interfaces:</B> <DD><A HREF="http://download.oracle.com/javase/6/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html" title="interface in org.apache.openjpa.jdbc.kernel.exps">Val</A>, <A HREF="../../../../../../org/apache/openjpa/kernel/exps/Value.html" title="interface in org.apache.openjpa.kernel.exps">Value</A></DD>
</DL>
<HR>
<DL>
<DT><PRE> class <B>Variable</B><DT>extends <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html" title="class in org.apache.openjpa.jdbc.kernel.exps">AbstractVal</A></DL>
</PRE>
<P>
A variable in a filter. Typically, the <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Variable.html#initialize(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, int)"><CODE>initialize(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, int)</CODE></A> and
<CODE>#getJoins</CODE> methods of this value are not called. They are
only called if the variable is bound but otherwise unused in the filter,
in which case we must at least make the joins to the variable because the
act of binding a variable should at least guarantee that an instance
representing the variable could exist (i.e. the binding collection is not
empty).
<P>
<P>
<DL>
<DT><B>Author:</B></DT>
<DD>Abe White</DD>
</DL>
<HR>
<P>
<!-- =========== FIELD SUMMARY =========== -->
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<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
<B>Field Summary</B></FONT></TH>
</TR>
</TABLE>
&nbsp;<A NAME="fields_inherited_from_class_org.apache.openjpa.jdbc.kernel.exps.AbstractVal"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TH ALIGN="left"><B>Fields inherited from class org.apache.openjpa.jdbc.kernel.exps.<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html" title="class in org.apache.openjpa.jdbc.kernel.exps">AbstractVal</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html#FALSE">FALSE</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html#TRUE">TRUE</A></CODE></TD>
</TR>
</TABLE>
&nbsp;<A NAME="fields_inherited_from_class_org.apache.openjpa.jdbc.kernel.exps.Val"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TH ALIGN="left"><B>Fields inherited from interface org.apache.openjpa.jdbc.kernel.exps.<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html" title="interface in org.apache.openjpa.jdbc.kernel.exps">Val</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#ABS_VAL">ABS_VAL</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#ARGS_VAL">ARGS_VAL</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#CMP_EQUAL">CMP_EQUAL</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#COALESCE_VAL">COALESCE_VAL</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#CONCAT_VAL">CONCAT_VAL</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#FORCE_OUTER">FORCE_OUTER</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#GENERALCASE_VAL">GENERALCASE_VAL</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#INDEXOF_VAL">INDEXOF_VAL</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#JOIN_REL">JOIN_REL</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#LENGTH_VAL">LENGTH_VAL</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#LOCATE_VAL">LOCATE_VAL</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#LOWER_VAL">LOWER_VAL</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#MATH_VAL">MATH_VAL</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#NULL_CMP">NULL_CMP</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#NULLIF_VAL">NULLIF_VAL</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#SIMPLECASE_VAL">SIMPLECASE_VAL</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#SQRT_VAL">SQRT_VAL</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#SUBSTRING_VAL">SUBSTRING_VAL</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#TRIM_VAL">TRIM_VAL</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#UPPER_VAL">UPPER_VAL</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#VAL">VAL</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#WHENCONDITION_VAL">WHENCONDITION_VAL</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#WHENSCALAR_VAL">WHENSCALAR_VAL</A></CODE></TD>
</TR>
</TABLE>
&nbsp;
<!-- ======== CONSTRUCTOR SUMMARY ======== -->
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Variable.html#Variable(java.lang.String, java.lang.Class)">Variable</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;name,
<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&nbsp;type)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Constructor.</TD>
</TR>
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&nbsp;
<!-- ========== METHOD SUMMARY =========== -->
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<B>Method Summary</B></FONT></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Variable.html#acceptVisit(org.apache.openjpa.kernel.exps.ExpressionVisitor)">acceptVisit</A></B>(<A HREF="../../../../../../org/apache/openjpa/kernel/exps/ExpressionVisitor.html" title="interface in org.apache.openjpa.kernel.exps">ExpressionVisitor</A>&nbsp;visitor)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Accept a visit from a tree visitor.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Variable.html#appendIsEmpty(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer)">appendIsEmpty</A></B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</A>&nbsp;sel,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpContext.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpContext</A>&nbsp;ctx,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A>&nbsp;state,
<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/SQLBuffer.html" title="class in org.apache.openjpa.jdbc.sql">SQLBuffer</A>&nbsp;buf)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Append the SQL testing whether this value is empty to the given buffer.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Variable.html#appendIsNotEmpty(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer)">appendIsNotEmpty</A></B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</A>&nbsp;sel,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpContext.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpContext</A>&nbsp;ctx,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A>&nbsp;state,
<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/SQLBuffer.html" title="class in org.apache.openjpa.jdbc.sql">SQLBuffer</A>&nbsp;buf)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Append the SQL testing whether this value is not empty to
the given buffer.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Variable.html#appendIsNotNull(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer)">appendIsNotNull</A></B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</A>&nbsp;sel,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpContext.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpContext</A>&nbsp;ctx,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A>&nbsp;state,
<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/SQLBuffer.html" title="class in org.apache.openjpa.jdbc.sql">SQLBuffer</A>&nbsp;buf)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Append the SQL testing whether this value is not null to the given
buffer.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Variable.html#appendIsNull(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer)">appendIsNull</A></B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</A>&nbsp;sel,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpContext.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpContext</A>&nbsp;ctx,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A>&nbsp;state,
<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/SQLBuffer.html" title="class in org.apache.openjpa.jdbc.sql">SQLBuffer</A>&nbsp;buf)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Append the SQL testing whether this value is null to the given buffer.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Variable.html#appendSize(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer)">appendSize</A></B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</A>&nbsp;sel,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpContext.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpContext</A>&nbsp;ctx,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A>&nbsp;state,
<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/SQLBuffer.html" title="class in org.apache.openjpa.jdbc.sql">SQLBuffer</A>&nbsp;buf)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Append the SQL checking the size of this value.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Variable.html#appendTo(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer, int)">appendTo</A></B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</A>&nbsp;sel,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpContext.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpContext</A>&nbsp;ctx,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A>&nbsp;state,
<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/SQLBuffer.html" title="class in org.apache.openjpa.jdbc.sql">SQLBuffer</A>&nbsp;sql,
int&nbsp;index)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Append the <code>index</code>th SQL element to the given buffer.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Variable.html#calculateValue(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.kernel.exps.Val, org.apache.openjpa.jdbc.kernel.exps.ExpState)">calculateValue</A></B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</A>&nbsp;sel,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpContext.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpContext</A>&nbsp;ctx,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A>&nbsp;state,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html" title="interface in org.apache.openjpa.jdbc.kernel.exps">Val</A>&nbsp;other,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A>&nbsp;otherState)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Calculate and cache the SQL for this value.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/meta/ClassMetaData.html" title="class in org.apache.openjpa.meta">ClassMetaData</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Variable.html#getMetaData()">getMetaData</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return any associated persistent type.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Variable.html#getName()">getName</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the variable name.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/kernel/exps/Path.html" title="interface in org.apache.openjpa.kernel.exps">Path</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Variable.html#getPath()">getPath</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/PCPath.html" title="class in org.apache.openjpa.jdbc.kernel.exps">PCPath</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Variable.html#getPCPath()">getPCPath</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the path this variable is aliased to.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Variable.html#getType()">getType</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the expected type for this value, or <code>Object</code> if
the type is unknown.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Variable.html#groupBy(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState)">groupBy</A></B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</A>&nbsp;sel,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpContext.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpContext</A>&nbsp;ctx,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A>&nbsp;state)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Group by this value.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Variable.html#initialize(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, int)">initialize</A></B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</A>&nbsp;sel,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpContext.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpContext</A>&nbsp;ctx,
int&nbsp;flags)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Initialize the value.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Variable.html#isBound()">isBound</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return true if the variable is bound.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Variable.html#isVariable()">isVariable</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return true if this value is a variable.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Variable.html#length(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState)">length</A></B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</A>&nbsp;sel,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpContext.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpContext</A>&nbsp;ctx,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A>&nbsp;state)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the number of SQL elements in this value.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Variable.html#load(org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.Result)">load</A></B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpContext.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpContext</A>&nbsp;ctx,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A>&nbsp;state,
<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/Result.html" title="interface in org.apache.openjpa.jdbc.sql">Result</A>&nbsp;res)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Load the data for this value.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Variable.html#orderBy(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, boolean)">orderBy</A></B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</A>&nbsp;sel,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpContext.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpContext</A>&nbsp;ctx,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A>&nbsp;state,
boolean&nbsp;asc)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Order by this value.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Variable.html#select(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, boolean)">select</A></B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</A>&nbsp;sel,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpContext.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpContext</A>&nbsp;ctx,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A>&nbsp;state,
boolean&nbsp;pks)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Select the data for this value.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Variable.html#selectColumns(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, boolean)">selectColumns</A></B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</A>&nbsp;sel,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpContext.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpContext</A>&nbsp;ctx,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A>&nbsp;state,
boolean&nbsp;pks)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Select just the columns for this value.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Variable.html#setImplicitType(java.lang.Class)">setImplicitType</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&nbsp;type)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Set the implicit type of the value, based on how it is used in the
filter.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Variable.html#setMetaData(org.apache.openjpa.meta.ClassMetaData)">setMetaData</A></B>(<A HREF="../../../../../../org/apache/openjpa/meta/ClassMetaData.html" title="class in org.apache.openjpa.meta">ClassMetaData</A>&nbsp;meta)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Associate a persistent type with this value.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Variable.html#setPCPath(org.apache.openjpa.jdbc.kernel.exps.PCPath)">setPCPath</A></B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/PCPath.html" title="class in org.apache.openjpa.jdbc.kernel.exps">PCPath</A>&nbsp;path)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Set the path this variable is aliased to.</TD>
</TR>
</TABLE>
&nbsp;<A NAME="methods_inherited_from_class_org.apache.openjpa.jdbc.kernel.exps.AbstractVal"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TH ALIGN="left"><B>Methods inherited from class org.apache.openjpa.jdbc.kernel.exps.<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html" title="class in org.apache.openjpa.jdbc.kernel.exps">AbstractVal</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html#appendIndex(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer)">appendIndex</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html#appendType(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer)">appendType</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html#getAlias()">getAlias</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html#getId()">getId</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html#getSelectAs()">getSelectAs</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html#isAggregate()">isAggregate</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html#isXPath()">isXPath</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html#setAlias(java.lang.String)">setAlias</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html#toDataStoreValue(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, java.lang.Object)">toDataStoreValue</A></CODE></TD>
</TR>
</TABLE>
&nbsp;<A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TH ALIGN="left"><B>Methods inherited from class java.lang.<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</A>, <A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang">equals</A>, <A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</A>, <A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</A>, <A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</A>, <A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</A>, <A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</A>, <A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</A>, <A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</A>, <A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</A>, <A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long, int)" title="class or interface in java.lang">wait</A></CODE></TD>
</TR>
</TABLE>
&nbsp;
<P>
<!-- ========= CONSTRUCTOR DETAIL ======== -->
<A NAME="constructor_detail"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
<B>Constructor Detail</B></FONT></TH>
</TR>
</TABLE>
<A NAME="Variable(java.lang.String, java.lang.Class)"><!-- --></A><H3>
Variable</H3>
<PRE>
public <B>Variable</B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;name,
<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&nbsp;type)</PRE>
<DL>
<DD>Constructor. Supply variable name and type.
<P>
</DL>
<!-- ============ METHOD DETAIL ========== -->
<A NAME="method_detail"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
<B>Method Detail</B></FONT></TH>
</TR>
</TABLE>
<A NAME="getName()"><!-- --></A><H3>
getName</H3>
<PRE>
public <A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <B>getName</B>()</PRE>
<DL>
<DD>Return the variable name.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../../org/apache/openjpa/kernel/exps/Value.html#getName()">getName</A></CODE> in interface <CODE><A HREF="../../../../../../org/apache/openjpa/kernel/exps/Value.html" title="interface in org.apache.openjpa.kernel.exps">Value</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html#getName()">getName</A></CODE> in class <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html" title="class in org.apache.openjpa.jdbc.kernel.exps">AbstractVal</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="isBound()"><!-- --></A><H3>
isBound</H3>
<PRE>
public boolean <B>isBound</B>()</PRE>
<DL>
<DD>Return true if the variable is bound.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="getPCPath()"><!-- --></A><H3>
getPCPath</H3>
<PRE>
public <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/PCPath.html" title="class in org.apache.openjpa.jdbc.kernel.exps">PCPath</A> <B>getPCPath</B>()</PRE>
<DL>
<DD>Return the path this variable is aliased to.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="getPath()"><!-- --></A><H3>
getPath</H3>
<PRE>
public <A HREF="../../../../../../org/apache/openjpa/kernel/exps/Path.html" title="interface in org.apache.openjpa.kernel.exps">Path</A> <B>getPath</B>()</PRE>
<DL>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../../org/apache/openjpa/kernel/exps/Value.html#getPath()">getPath</A></CODE> in interface <CODE><A HREF="../../../../../../org/apache/openjpa/kernel/exps/Value.html" title="interface in org.apache.openjpa.kernel.exps">Value</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html#getPath()">getPath</A></CODE> in class <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html" title="class in org.apache.openjpa.jdbc.kernel.exps">AbstractVal</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="setPCPath(org.apache.openjpa.jdbc.kernel.exps.PCPath)"><!-- --></A><H3>
setPCPath</H3>
<PRE>
public void <B>setPCPath</B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/PCPath.html" title="class in org.apache.openjpa.jdbc.kernel.exps">PCPath</A>&nbsp;path)</PRE>
<DL>
<DD>Set the path this variable is aliased to.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="getMetaData()"><!-- --></A><H3>
getMetaData</H3>
<PRE>
public <A HREF="../../../../../../org/apache/openjpa/meta/ClassMetaData.html" title="class in org.apache.openjpa.meta">ClassMetaData</A> <B>getMetaData</B>()</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../../org/apache/openjpa/kernel/exps/Value.html#getMetaData()">Value</A></CODE></B></DD>
<DD>Return any associated persistent type.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="setMetaData(org.apache.openjpa.meta.ClassMetaData)"><!-- --></A><H3>
setMetaData</H3>
<PRE>
public void <B>setMetaData</B>(<A HREF="../../../../../../org/apache/openjpa/meta/ClassMetaData.html" title="class in org.apache.openjpa.meta">ClassMetaData</A>&nbsp;meta)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../../org/apache/openjpa/kernel/exps/Value.html#setMetaData(org.apache.openjpa.meta.ClassMetaData)">Value</A></CODE></B></DD>
<DD>Associate a persistent type with this value.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="isVariable()"><!-- --></A><H3>
isVariable</H3>
<PRE>
public boolean <B>isVariable</B>()</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../../org/apache/openjpa/kernel/exps/Value.html#isVariable()">Value</A></CODE></B></DD>
<DD>Return true if this value is a variable.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../../org/apache/openjpa/kernel/exps/Value.html#isVariable()">isVariable</A></CODE> in interface <CODE><A HREF="../../../../../../org/apache/openjpa/kernel/exps/Value.html" title="interface in org.apache.openjpa.kernel.exps">Value</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html#isVariable()">isVariable</A></CODE> in class <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html" title="class in org.apache.openjpa.jdbc.kernel.exps">AbstractVal</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="getType()"><!-- --></A><H3>
getType</H3>
<PRE>
public <A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A> <B>getType</B>()</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../../org/apache/openjpa/kernel/exps/Value.html#getType()">Value</A></CODE></B></DD>
<DD>Return the expected type for this value, or <code>Object</code> if
the type is unknown.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="setImplicitType(java.lang.Class)"><!-- --></A><H3>
setImplicitType</H3>
<PRE>
public void <B>setImplicitType</B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&nbsp;type)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../../org/apache/openjpa/kernel/exps/Value.html#setImplicitType(java.lang.Class)">Value</A></CODE></B></DD>
<DD>Set the implicit type of the value, based on how it is used in the
filter. This method is only called on values who return
<code>Object</code> from <A HREF="../../../../../../org/apache/openjpa/kernel/exps/Value.html#getType()"><CODE>Value.getType()</CODE></A>.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="initialize(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, int)"><!-- --></A><H3>
initialize</H3>
<PRE>
public <A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A> <B>initialize</B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</A>&nbsp;sel,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpContext.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpContext</A>&nbsp;ctx,
int&nbsp;flags)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#initialize(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, int)">Val</A></CODE></B></DD>
<DD>Initialize the value. This method should recursively initialize any
sub-values.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="select(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, boolean)"><!-- --></A><H3>
select</H3>
<PRE>
public void <B>select</B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</A>&nbsp;sel,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpContext.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpContext</A>&nbsp;ctx,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A>&nbsp;state,
boolean&nbsp;pks)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#select(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, boolean)">Val</A></CODE></B></DD>
<DD>Select the data for this value.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="selectColumns(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, boolean)"><!-- --></A><H3>
selectColumns</H3>
<PRE>
public void <B>selectColumns</B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</A>&nbsp;sel,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpContext.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpContext</A>&nbsp;ctx,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A>&nbsp;state,
boolean&nbsp;pks)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#selectColumns(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, boolean)">Val</A></CODE></B></DD>
<DD>Select just the columns for this value.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="groupBy(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState)"><!-- --></A><H3>
groupBy</H3>
<PRE>
public void <B>groupBy</B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</A>&nbsp;sel,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpContext.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpContext</A>&nbsp;ctx,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A>&nbsp;state)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#groupBy(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState)">Val</A></CODE></B></DD>
<DD>Group by this value.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="orderBy(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, boolean)"><!-- --></A><H3>
orderBy</H3>
<PRE>
public void <B>orderBy</B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</A>&nbsp;sel,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpContext.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpContext</A>&nbsp;ctx,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A>&nbsp;state,
boolean&nbsp;asc)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#orderBy(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, boolean)">Val</A></CODE></B></DD>
<DD>Order by this value.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="load(org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.Result)"><!-- --></A><H3>
load</H3>
<PRE>
public <A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A> <B>load</B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpContext.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpContext</A>&nbsp;ctx,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A>&nbsp;state,
<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/Result.html" title="interface in org.apache.openjpa.jdbc.sql">Result</A>&nbsp;res)
throws <A HREF="http://download.oracle.com/javase/6/docs/api/java/sql/SQLException.html?is-external=true" title="class or interface in java.sql">SQLException</A></PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#load(org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.Result)">Val</A></CODE></B></DD>
<DD>Load the data for this value.
<P>
<DD><DL>
<DT><B>Throws:</B>
<DD><CODE><A HREF="http://download.oracle.com/javase/6/docs/api/java/sql/SQLException.html?is-external=true" title="class or interface in java.sql">SQLException</A></CODE></DL>
</DD>
</DL>
<HR>
<A NAME="calculateValue(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.kernel.exps.Val, org.apache.openjpa.jdbc.kernel.exps.ExpState)"><!-- --></A><H3>
calculateValue</H3>
<PRE>
public void <B>calculateValue</B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</A>&nbsp;sel,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpContext.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpContext</A>&nbsp;ctx,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A>&nbsp;state,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html" title="interface in org.apache.openjpa.jdbc.kernel.exps">Val</A>&nbsp;other,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A>&nbsp;otherState)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#calculateValue(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.kernel.exps.Val, org.apache.openjpa.jdbc.kernel.exps.ExpState)">Val</A></CODE></B></DD>
<DD>Calculate and cache the SQL for this value. This method is called
before <code>length</code> or any <code>append</code> methods.
<P>
<DD><DL>
<DD><CODE>other</CODE> - the value being compared to, or null if not a comparison</DL>
</DD>
</DL>
<HR>
<A NAME="length(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState)"><!-- --></A><H3>
length</H3>
<PRE>
public int <B>length</B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</A>&nbsp;sel,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpContext.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpContext</A>&nbsp;ctx,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A>&nbsp;state)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#length(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState)">Val</A></CODE></B></DD>
<DD>Return the number of SQL elements in this value.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="appendTo(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer, int)"><!-- --></A><H3>
appendTo</H3>
<PRE>
public void <B>appendTo</B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</A>&nbsp;sel,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpContext.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpContext</A>&nbsp;ctx,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A>&nbsp;state,
<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/SQLBuffer.html" title="class in org.apache.openjpa.jdbc.sql">SQLBuffer</A>&nbsp;sql,
int&nbsp;index)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#appendTo(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer, int)">Val</A></CODE></B></DD>
<DD>Append the <code>index</code>th SQL element to the given buffer.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="appendIsEmpty(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer)"><!-- --></A><H3>
appendIsEmpty</H3>
<PRE>
public void <B>appendIsEmpty</B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</A>&nbsp;sel,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpContext.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpContext</A>&nbsp;ctx,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A>&nbsp;state,
<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/SQLBuffer.html" title="class in org.apache.openjpa.jdbc.sql">SQLBuffer</A>&nbsp;buf)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#appendIsEmpty(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer)">Val</A></CODE></B></DD>
<DD>Append the SQL testing whether this value is empty to the given buffer.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#appendIsEmpty(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer)">appendIsEmpty</A></CODE> in interface <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html" title="interface in org.apache.openjpa.jdbc.kernel.exps">Val</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html#appendIsEmpty(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer)">appendIsEmpty</A></CODE> in class <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html" title="class in org.apache.openjpa.jdbc.kernel.exps">AbstractVal</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="appendIsNotEmpty(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer)"><!-- --></A><H3>
appendIsNotEmpty</H3>
<PRE>
public void <B>appendIsNotEmpty</B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</A>&nbsp;sel,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpContext.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpContext</A>&nbsp;ctx,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A>&nbsp;state,
<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/SQLBuffer.html" title="class in org.apache.openjpa.jdbc.sql">SQLBuffer</A>&nbsp;buf)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#appendIsNotEmpty(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer)">Val</A></CODE></B></DD>
<DD>Append the SQL testing whether this value is not empty to
the given buffer.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#appendIsNotEmpty(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer)">appendIsNotEmpty</A></CODE> in interface <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html" title="interface in org.apache.openjpa.jdbc.kernel.exps">Val</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html#appendIsNotEmpty(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer)">appendIsNotEmpty</A></CODE> in class <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html" title="class in org.apache.openjpa.jdbc.kernel.exps">AbstractVal</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="appendSize(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer)"><!-- --></A><H3>
appendSize</H3>
<PRE>
public void <B>appendSize</B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</A>&nbsp;sel,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpContext.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpContext</A>&nbsp;ctx,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A>&nbsp;state,
<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/SQLBuffer.html" title="class in org.apache.openjpa.jdbc.sql">SQLBuffer</A>&nbsp;buf)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#appendSize(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer)">Val</A></CODE></B></DD>
<DD>Append the SQL checking the size of this value.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#appendSize(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer)">appendSize</A></CODE> in interface <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html" title="interface in org.apache.openjpa.jdbc.kernel.exps">Val</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html#appendSize(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer)">appendSize</A></CODE> in class <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html" title="class in org.apache.openjpa.jdbc.kernel.exps">AbstractVal</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="appendIsNull(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer)"><!-- --></A><H3>
appendIsNull</H3>
<PRE>
public void <B>appendIsNull</B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</A>&nbsp;sel,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpContext.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpContext</A>&nbsp;ctx,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A>&nbsp;state,
<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/SQLBuffer.html" title="class in org.apache.openjpa.jdbc.sql">SQLBuffer</A>&nbsp;buf)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#appendIsNull(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer)">Val</A></CODE></B></DD>
<DD>Append the SQL testing whether this value is null to the given buffer.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#appendIsNull(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer)">appendIsNull</A></CODE> in interface <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html" title="interface in org.apache.openjpa.jdbc.kernel.exps">Val</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html#appendIsNull(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer)">appendIsNull</A></CODE> in class <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html" title="class in org.apache.openjpa.jdbc.kernel.exps">AbstractVal</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="appendIsNotNull(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer)"><!-- --></A><H3>
appendIsNotNull</H3>
<PRE>
public void <B>appendIsNotNull</B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</A>&nbsp;sel,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpContext.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpContext</A>&nbsp;ctx,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/ExpState.html" title="class in org.apache.openjpa.jdbc.kernel.exps">ExpState</A>&nbsp;state,
<A HREF="../../../../../../org/apache/openjpa/jdbc/sql/SQLBuffer.html" title="class in org.apache.openjpa.jdbc.sql">SQLBuffer</A>&nbsp;buf)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#appendIsNotNull(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer)">Val</A></CODE></B></DD>
<DD>Append the SQL testing whether this value is not null to the given
buffer.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html#appendIsNotNull(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer)">appendIsNotNull</A></CODE> in interface <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/Val.html" title="interface in org.apache.openjpa.jdbc.kernel.exps">Val</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html#appendIsNotNull(org.apache.openjpa.jdbc.sql.Select, org.apache.openjpa.jdbc.kernel.exps.ExpContext, org.apache.openjpa.jdbc.kernel.exps.ExpState, org.apache.openjpa.jdbc.sql.SQLBuffer)">appendIsNotNull</A></CODE> in class <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html" title="class in org.apache.openjpa.jdbc.kernel.exps">AbstractVal</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="acceptVisit(org.apache.openjpa.kernel.exps.ExpressionVisitor)"><!-- --></A><H3>
acceptVisit</H3>
<PRE>
public void <B>acceptVisit</B>(<A HREF="../../../../../../org/apache/openjpa/kernel/exps/ExpressionVisitor.html" title="interface in org.apache.openjpa.kernel.exps">ExpressionVisitor</A>&nbsp;visitor)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../../org/apache/openjpa/kernel/exps/Value.html#acceptVisit(org.apache.openjpa.kernel.exps.ExpressionVisitor)">Value</A></CODE></B></DD>
<DD>Accept a visit from a tree visitor.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../../org/apache/openjpa/kernel/exps/Value.html#acceptVisit(org.apache.openjpa.kernel.exps.ExpressionVisitor)">acceptVisit</A></CODE> in interface <CODE><A HREF="../../../../../../org/apache/openjpa/kernel/exps/Value.html" title="interface in org.apache.openjpa.kernel.exps">Value</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html#acceptVisit(org.apache.openjpa.kernel.exps.ExpressionVisitor)">acceptVisit</A></CODE> in class <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/exps/AbstractVal.html" title="class in org.apache.openjpa.jdbc.kernel.exps">AbstractVal</A></CODE></DL>
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