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SimpleNode (Cayenne Documentation 3.0.2 API)
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org.apache.cayenne.exp.parser</FONT>
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Class SimpleNode</H2>
<PRE>
<A HREF="http://java.sun.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/cayenne/exp/Expression.html" title="class in org.apache.cayenne.exp">org.apache.cayenne.exp.Expression</A>
<IMG SRC="../../../../../resources/inherit.gif" ALT="extended by "><B>org.apache.cayenne.exp.parser.SimpleNode</B>
</PRE>
<DL>
<DT><B>All Implemented Interfaces:</B> <DD><A HREF="http://java.sun.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/cayenne/exp/parser/Node.html" title="interface in org.apache.cayenne.exp.parser">Node</A>, <A HREF="../../../../../org/apache/cayenne/util/XMLSerializable.html" title="interface in org.apache.cayenne.util">XMLSerializable</A></DD>
</DL>
<DL>
<DT><B>Direct Known Subclasses:</B> <DD><A HREF="../../../../../org/apache/cayenne/exp/parser/AggregateConditionNode.html" title="class in org.apache.cayenne.exp.parser">AggregateConditionNode</A>, <A HREF="../../../../../org/apache/cayenne/exp/parser/ASTAdd.html" title="class in org.apache.cayenne.exp.parser">ASTAdd</A>, <A HREF="../../../../../org/apache/cayenne/exp/parser/ASTDivide.html" title="class in org.apache.cayenne.exp.parser">ASTDivide</A>, <A HREF="../../../../../org/apache/cayenne/exp/parser/ASTList.html" title="class in org.apache.cayenne.exp.parser">ASTList</A>, <A HREF="../../../../../org/apache/cayenne/exp/parser/ASTMultiply.html" title="class in org.apache.cayenne.exp.parser">ASTMultiply</A>, <A HREF="../../../../../org/apache/cayenne/exp/parser/ASTNegate.html" title="class in org.apache.cayenne.exp.parser">ASTNegate</A>, <A HREF="../../../../../org/apache/cayenne/exp/parser/ASTPath.html" title="class in org.apache.cayenne.exp.parser">ASTPath</A>, <A HREF="../../../../../org/apache/cayenne/exp/parser/ASTScalar.html" title="class in org.apache.cayenne.exp.parser">ASTScalar</A>, <A HREF="../../../../../org/apache/cayenne/exp/parser/ASTSubtract.html" title="class in org.apache.cayenne.exp.parser">ASTSubtract</A>, <A HREF="../../../../../org/apache/cayenne/exp/parser/ConditionNode.html" title="class in org.apache.cayenne.exp.parser">ConditionNode</A></DD>
</DL>
<HR>
<DL>
<DT><PRE>public abstract class <B>SimpleNode</B><DT>extends <A HREF="../../../../../org/apache/cayenne/exp/Expression.html" title="class in org.apache.cayenne.exp">Expression</A><DT>implements <A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html" title="interface in org.apache.cayenne.exp.parser">Node</A></DL>
</PRE>
<P>
Superclass of AST* expressions that implements Node interface defined by JavaCC
framework.
<p>
Some parts of the parser are based on OGNL parser, copyright (c) 2002, Drew Davidson
and Luke Blanshard.
</p>
<P>
<P>
<DL>
<DT><B>Since:</B></DT>
<DD>1.1</DD>
<DT><B>See Also:</B><DD><A HREF="../../../../../serialized-form.html#org.apache.cayenne.exp.parser.SimpleNode">Serialized Form</A></DL>
<HR>
<P>
<!-- =========== FIELD SUMMARY =========== -->
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<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
<B>Field Summary</B></FONT></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;<A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html" title="interface in org.apache.cayenne.exp.parser">Node</A>[]</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/apache/cayenne/exp/parser/SimpleNode.html#children">children</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>protected &nbsp;int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/apache/cayenne/exp/parser/SimpleNode.html#id">id</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>protected &nbsp;<A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html" title="interface in org.apache.cayenne.exp.parser">Node</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/apache/cayenne/exp/parser/SimpleNode.html#parent">parent</A></B></CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
</TR>
</TABLE>
&nbsp;<A NAME="fields_inherited_from_class_org.apache.cayenne.exp.Expression"><!-- --></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.cayenne.exp.<A HREF="../../../../../org/apache/cayenne/exp/Expression.html" title="class in org.apache.cayenne.exp">Expression</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html#ADD">ADD</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#AND">AND</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#BETWEEN">BETWEEN</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#DB_PATH">DB_PATH</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#DIVIDE">DIVIDE</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#EQUAL_TO">EQUAL_TO</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#FALSE">FALSE</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#GREATER_THAN">GREATER_THAN</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#GREATER_THAN_EQUAL_TO">GREATER_THAN_EQUAL_TO</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#IN">IN</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#LESS_THAN">LESS_THAN</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#LESS_THAN_EQUAL_TO">LESS_THAN_EQUAL_TO</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#LIKE">LIKE</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#LIKE_IGNORE_CASE">LIKE_IGNORE_CASE</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#LIST">LIST</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#MULTIPLY">MULTIPLY</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#NEGATIVE">NEGATIVE</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#NOT">NOT</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#NOT_BETWEEN">NOT_BETWEEN</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#NOT_EQUAL_TO">NOT_EQUAL_TO</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#NOT_IN">NOT_IN</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#NOT_LIKE">NOT_LIKE</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#NOT_LIKE_IGNORE_CASE">NOT_LIKE_IGNORE_CASE</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#OBJ_PATH">OBJ_PATH</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#OR">OR</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#PRUNED_NODE">PRUNED_NODE</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#SUBTRACT">SUBTRACT</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#TRUE">TRUE</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#type">type</A></CODE></TD>
</TR>
</TABLE>
&nbsp;
<!-- ======== CONSTRUCTOR SUMMARY ======== -->
<A NAME="constructor_summary"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
<B>Constructor Summary</B></FONT></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected </CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/apache/cayenne/exp/parser/SimpleNode.html#SimpleNode(int)">SimpleNode</A></B>(int&nbsp;i)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
</TR>
</TABLE>
&nbsp;
<!-- ========== METHOD SUMMARY =========== -->
<A NAME="method_summary"><!-- --></A>
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<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
<B>Method Summary</B></FONT></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/apache/cayenne/exp/parser/SimpleNode.html#connectChildren()">connectChildren</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Sets the parent to this for all children.</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/cayenne/exp/parser/SimpleNode.html#encodeAsEJBQL(java.io.PrintWriter, java.lang.String)">encodeAsEJBQL</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/io/PrintWriter.html?is-external=true" title="class or interface in java.io">PrintWriter</A>&nbsp;pw,
<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;rootId)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Stores a String representation of Expression as EJBQL using a provided PrintWriter.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected static&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/apache/cayenne/exp/parser/SimpleNode.html#encodeAsEscapedString(java.io.PrintWriter, java.lang.String)">encodeAsEscapedString</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/io/PrintWriter.html?is-external=true" title="class or interface in java.io">PrintWriter</A>&nbsp;pw,
<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;source)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Utility method that prints a string to the provided PrintWriter, escaping special
characters.</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/cayenne/exp/parser/SimpleNode.html#encodeAsString(java.io.PrintWriter)">encodeAsString</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/io/PrintWriter.html?is-external=true" title="class or interface in java.io">PrintWriter</A>&nbsp;pw)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Stores a String representation of Expression using a provided PrintWriter.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/apache/cayenne/exp/parser/SimpleNode.html#encodeChildrenAsEJBQL(java.io.PrintWriter, java.lang.String)">encodeChildrenAsEJBQL</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/io/PrintWriter.html?is-external=true" title="class or interface in java.io">PrintWriter</A>&nbsp;pw,
<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;rootId)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Encodes child of this node with specified index to EJBQL</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected static&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/apache/cayenne/exp/parser/SimpleNode.html#encodeScalarAsString(java.io.PrintWriter, java.lang.Object, char)">encodeScalarAsString</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/io/PrintWriter.html?is-external=true" title="class or interface in java.io">PrintWriter</A>&nbsp;pw,
<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A>&nbsp;scalar,
char&nbsp;quoteChar)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Utility method that encodes an object that is not an expression Node to String.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="http://java.sun.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/cayenne/exp/parser/SimpleNode.html#evaluate(java.lang.Object)">evaluate</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A>&nbsp;o)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Calculates expression value with object as a context for path expressions.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;<A HREF="http://java.sun.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/cayenne/exp/parser/SimpleNode.html#evaluateChild(int, java.lang.Object)">evaluateChild</A></B>(int&nbsp;index,
<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A>&nbsp;o)</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>protected abstract &nbsp;<A HREF="http://java.sun.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/cayenne/exp/parser/SimpleNode.html#evaluateNode(java.lang.Object)">evaluateNode</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A>&nbsp;o)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Evaluates itself with object, pushing result on the stack.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="http://java.sun.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/cayenne/exp/parser/SimpleNode.html#expName()">expName</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Implemented for backwards compatibility with exp package.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/apache/cayenne/exp/parser/SimpleNode.html#flattenTree()">flattenTree</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Flattens the tree under this node by eliminating any children that are of the same
class as this node and copying their children to this node.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;<A HREF="http://java.sun.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/cayenne/exp/parser/SimpleNode.html#getEJBQLExpressionOperator(int)">getEJBQLExpressionOperator</A></B>(int&nbsp;index)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns operator for ebjql statements, which can differ for Cayenne expression operator</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected abstract &nbsp;<A HREF="http://java.sun.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/cayenne/exp/parser/SimpleNode.html#getExpressionOperator(int)">getExpressionOperator</A></B>(int&nbsp;index)</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="http://java.sun.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/cayenne/exp/parser/SimpleNode.html#getOperand(int)">getOperand</A></B>(int&nbsp;index)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns a value of operand at <code>index</code>.</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/cayenne/exp/parser/SimpleNode.html#getOperandCount()">getOperandCount</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns a count of operands of this expression.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</A>&lt;<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>,<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&gt;</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/apache/cayenne/exp/parser/SimpleNode.html#getPathAliases()">getPathAliases</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Always returns empty map.</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/cayenne/exp/parser/SimpleNode.html#jjtAddChild(org.apache.cayenne.exp.parser.Node, int)">jjtAddChild</A></B>(<A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html" title="interface in org.apache.cayenne.exp.parser">Node</A>&nbsp;n,
int&nbsp;i)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This method tells the node to add its argument to the node's
list of children.</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/cayenne/exp/parser/SimpleNode.html#jjtClose()">jjtClose</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Called after all the child nodes have been
added.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html" title="interface in org.apache.cayenne.exp.parser">Node</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/apache/cayenne/exp/parser/SimpleNode.html#jjtGetChild(int)">jjtGetChild</A></B>(int&nbsp;i)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This method returns a child node.</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/cayenne/exp/parser/SimpleNode.html#jjtGetNumChildren()">jjtGetNumChildren</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the number of children the node has.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html" title="interface in org.apache.cayenne.exp.parser">Node</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/apache/cayenne/exp/parser/SimpleNode.html#jjtGetParent()">jjtGetParent</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;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/apache/cayenne/exp/parser/SimpleNode.html#jjtOpen()">jjtOpen</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Called after the node has been made the current
node.</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/cayenne/exp/parser/SimpleNode.html#jjtSetParent(org.apache.cayenne.exp.parser.Node)">jjtSetParent</A></B>(<A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html" title="interface in org.apache.cayenne.exp.parser">Node</A>&nbsp;n)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This pair of methods are used to inform the node of its
parent.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../../org/apache/cayenne/exp/Expression.html" title="class in org.apache.cayenne.exp">Expression</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/apache/cayenne/exp/parser/SimpleNode.html#notExp()">notExp</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns a logical NOT of current expression.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/apache/cayenne/exp/parser/SimpleNode.html#pruneNodeForPrunedChild(java.lang.Object)">pruneNodeForPrunedChild</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A>&nbsp;prunedChild)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns true if this node should be pruned from expression tree in the event a
child is removed.</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/cayenne/exp/parser/SimpleNode.html#setOperand(int, java.lang.Object)">setOperand</A></B>(int&nbsp;index,
<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A>&nbsp;value)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Sets a value of operand at <code>index</code>.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;<A HREF="http://java.sun.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/cayenne/exp/parser/SimpleNode.html#unwrapChild(org.apache.cayenne.exp.parser.Node)">unwrapChild</A></B>(<A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html" title="interface in org.apache.cayenne.exp.parser">Node</A>&nbsp;child)</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>protected &nbsp;<A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html" title="interface in org.apache.cayenne.exp.parser">Node</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/apache/cayenne/exp/parser/SimpleNode.html#wrapChild(java.lang.Object)">wrapChild</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A>&nbsp;child)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
</TR>
</TABLE>
&nbsp;<A NAME="methods_inherited_from_class_org.apache.cayenne.exp.Expression"><!-- --></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.cayenne.exp.<A HREF="../../../../../org/apache/cayenne/exp/Expression.html" title="class in org.apache.cayenne.exp">Expression</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html#andExp(org.apache.cayenne.exp.Expression)">andExp</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#deepCopy()">deepCopy</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#encodeAsXML(org.apache.cayenne.util.XMLEncoder)">encodeAsXML</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#equals(java.lang.Object)">equals</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#expWithParameters(java.util.Map)">expWithParameters</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#expWithParameters(java.util.Map, boolean)">expWithParameters</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#filter(java.util.Collection, java.util.Collection)">filter</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#filterObjects(java.util.List)">filterObjects</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#fromString(java.lang.String)">fromString</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#getType()">getType</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#joinExp(int, org.apache.cayenne.exp.Expression)">joinExp</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#match(java.lang.Object)">match</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#orExp(org.apache.cayenne.exp.Expression)">orExp</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#setType(int)">setType</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#shallowCopy()">shallowCopy</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#toEJBQL(java.lang.String)">toEJBQL</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#toString()">toString</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#transform(org.apache.commons.collections.Transformer)">transform</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#transformExpression(org.apache.commons.collections.Transformer)">transformExpression</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#traverse(org.apache.cayenne.exp.Expression, org.apache.cayenne.exp.TraversalHandler)">traverse</A>, <A HREF="../../../../../org/apache/cayenne/exp/Expression.html#traverse(org.apache.cayenne.exp.TraversalHandler)">traverse</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://java.sun.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://java.sun.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://java.sun.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://java.sun.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://java.sun.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://java.sun.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://java.sun.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://java.sun.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://java.sun.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://java.sun.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>
<!-- ============ FIELD DETAIL =========== -->
<A NAME="field_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>Field Detail</B></FONT></TH>
</TR>
</TABLE>
<A NAME="parent"><!-- --></A><H3>
parent</H3>
<PRE>
protected <A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html" title="interface in org.apache.cayenne.exp.parser">Node</A> <B>parent</B></PRE>
<DL>
<DL>
</DL>
</DL>
<HR>
<A NAME="children"><!-- --></A><H3>
children</H3>
<PRE>
protected <A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html" title="interface in org.apache.cayenne.exp.parser">Node</A>[] <B>children</B></PRE>
<DL>
<DL>
</DL>
</DL>
<HR>
<A NAME="id"><!-- --></A><H3>
id</H3>
<PRE>
protected int <B>id</B></PRE>
<DL>
<DL>
</DL>
</DL>
<!-- ========= 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="SimpleNode(int)"><!-- --></A><H3>
SimpleNode</H3>
<PRE>
protected <B>SimpleNode</B>(int&nbsp;i)</PRE>
<DL>
</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="encodeScalarAsString(java.io.PrintWriter, java.lang.Object, char)"><!-- --></A><H3>
encodeScalarAsString</H3>
<PRE>
protected static void <B>encodeScalarAsString</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/io/PrintWriter.html?is-external=true" title="class or interface in java.io">PrintWriter</A>&nbsp;pw,
<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A>&nbsp;scalar,
char&nbsp;quoteChar)</PRE>
<DL>
<DD>Utility method that encodes an object that is not an expression Node to String.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="encodeAsEscapedString(java.io.PrintWriter, java.lang.String)"><!-- --></A><H3>
encodeAsEscapedString</H3>
<PRE>
protected static void <B>encodeAsEscapedString</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/io/PrintWriter.html?is-external=true" title="class or interface in java.io">PrintWriter</A>&nbsp;pw,
<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;source)</PRE>
<DL>
<DD>Utility method that prints a string to the provided PrintWriter, escaping special
characters.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="getPathAliases()"><!-- --></A><H3>
getPathAliases</H3>
<PRE>
public <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</A>&lt;<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>,<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&gt; <B>getPathAliases</B>()</PRE>
<DL>
<DD>Always returns empty map.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html#getPathAliases()">getPathAliases</A></CODE> in class <CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html" title="class in org.apache.cayenne.exp">Expression</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Since:</B></DT>
<DD>3.0</DD>
</DL>
</DD>
</DL>
<HR>
<A NAME="getExpressionOperator(int)"><!-- --></A><H3>
getExpressionOperator</H3>
<PRE>
protected abstract <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <B>getExpressionOperator</B>(int&nbsp;index)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="getEJBQLExpressionOperator(int)"><!-- --></A><H3>
getEJBQLExpressionOperator</H3>
<PRE>
protected <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <B>getEJBQLExpressionOperator</B>(int&nbsp;index)</PRE>
<DL>
<DD>Returns operator for ebjql statements, which can differ for Cayenne expression operator
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="pruneNodeForPrunedChild(java.lang.Object)"><!-- --></A><H3>
pruneNodeForPrunedChild</H3>
<PRE>
protected boolean <B>pruneNodeForPrunedChild</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A>&nbsp;prunedChild)</PRE>
<DL>
<DD><B>Description copied from class: <CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html#pruneNodeForPrunedChild(java.lang.Object)">Expression</A></CODE></B></DD>
<DD>Returns true if this node should be pruned from expression tree in the event a
child is removed.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html#pruneNodeForPrunedChild(java.lang.Object)">pruneNodeForPrunedChild</A></CODE> in class <CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html" title="class in org.apache.cayenne.exp">Expression</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="expName()"><!-- --></A><H3>
expName</H3>
<PRE>
public <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <B>expName</B>()</PRE>
<DL>
<DD>Implemented for backwards compatibility with exp package.
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html#expName()">expName</A></CODE> in class <CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html" title="class in org.apache.cayenne.exp">Expression</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="flattenTree()"><!-- --></A><H3>
flattenTree</H3>
<PRE>
protected void <B>flattenTree</B>()</PRE>
<DL>
<DD>Flattens the tree under this node by eliminating any children that are of the same
class as this node and copying their children to this node.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html#flattenTree()">flattenTree</A></CODE> in class <CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html" title="class in org.apache.cayenne.exp">Expression</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="encodeAsString(java.io.PrintWriter)"><!-- --></A><H3>
encodeAsString</H3>
<PRE>
public void <B>encodeAsString</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/io/PrintWriter.html?is-external=true" title="class or interface in java.io">PrintWriter</A>&nbsp;pw)</PRE>
<DL>
<DD><B>Description copied from class: <CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html#encodeAsString(java.io.PrintWriter)">Expression</A></CODE></B></DD>
<DD>Stores a String representation of Expression using a provided PrintWriter.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html#encodeAsString(java.io.PrintWriter)">encodeAsString</A></CODE> in class <CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html" title="class in org.apache.cayenne.exp">Expression</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="getOperand(int)"><!-- --></A><H3>
getOperand</H3>
<PRE>
public <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A> <B>getOperand</B>(int&nbsp;index)</PRE>
<DL>
<DD><B>Description copied from class: <CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html#getOperand(int)">Expression</A></CODE></B></DD>
<DD>Returns a value of operand at <code>index</code>. Operand indexing starts at 0.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html#getOperand(int)">getOperand</A></CODE> in class <CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html" title="class in org.apache.cayenne.exp">Expression</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="wrapChild(java.lang.Object)"><!-- --></A><H3>
wrapChild</H3>
<PRE>
protected <A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html" title="interface in org.apache.cayenne.exp.parser">Node</A> <B>wrapChild</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A>&nbsp;child)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="unwrapChild(org.apache.cayenne.exp.parser.Node)"><!-- --></A><H3>
unwrapChild</H3>
<PRE>
protected <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A> <B>unwrapChild</B>(<A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html" title="interface in org.apache.cayenne.exp.parser">Node</A>&nbsp;child)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="getOperandCount()"><!-- --></A><H3>
getOperandCount</H3>
<PRE>
public int <B>getOperandCount</B>()</PRE>
<DL>
<DD><B>Description copied from class: <CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html#getOperandCount()">Expression</A></CODE></B></DD>
<DD>Returns a count of operands of this expression. In real life there are unary (count ==
1), binary (count == 2) and ternary (count == 3) expressions.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html#getOperandCount()">getOperandCount</A></CODE> in class <CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html" title="class in org.apache.cayenne.exp">Expression</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="setOperand(int, java.lang.Object)"><!-- --></A><H3>
setOperand</H3>
<PRE>
public void <B>setOperand</B>(int&nbsp;index,
<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A>&nbsp;value)</PRE>
<DL>
<DD><B>Description copied from class: <CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html#setOperand(int, java.lang.Object)">Expression</A></CODE></B></DD>
<DD>Sets a value of operand at <code>index</code>. Operand indexing starts at 0.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html#setOperand(int, java.lang.Object)">setOperand</A></CODE> in class <CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html" title="class in org.apache.cayenne.exp">Expression</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="jjtOpen()"><!-- --></A><H3>
jjtOpen</H3>
<PRE>
public void <B>jjtOpen</B>()</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html#jjtOpen()">Node</A></CODE></B></DD>
<DD>Called after the node has been made the current
node. It indicates that child nodes can now be added to it.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html#jjtOpen()">jjtOpen</A></CODE> in interface <CODE><A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html" title="interface in org.apache.cayenne.exp.parser">Node</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="jjtClose()"><!-- --></A><H3>
jjtClose</H3>
<PRE>
public void <B>jjtClose</B>()</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html#jjtClose()">Node</A></CODE></B></DD>
<DD>Called after all the child nodes have been
added.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html#jjtClose()">jjtClose</A></CODE> in interface <CODE><A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html" title="interface in org.apache.cayenne.exp.parser">Node</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="jjtSetParent(org.apache.cayenne.exp.parser.Node)"><!-- --></A><H3>
jjtSetParent</H3>
<PRE>
public void <B>jjtSetParent</B>(<A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html" title="interface in org.apache.cayenne.exp.parser">Node</A>&nbsp;n)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html#jjtSetParent(org.apache.cayenne.exp.parser.Node)">Node</A></CODE></B></DD>
<DD>This pair of methods are used to inform the node of its
parent.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html#jjtSetParent(org.apache.cayenne.exp.parser.Node)">jjtSetParent</A></CODE> in interface <CODE><A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html" title="interface in org.apache.cayenne.exp.parser">Node</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="jjtGetParent()"><!-- --></A><H3>
jjtGetParent</H3>
<PRE>
public <A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html" title="interface in org.apache.cayenne.exp.parser">Node</A> <B>jjtGetParent</B>()</PRE>
<DL>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html#jjtGetParent()">jjtGetParent</A></CODE> in interface <CODE><A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html" title="interface in org.apache.cayenne.exp.parser">Node</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="jjtAddChild(org.apache.cayenne.exp.parser.Node, int)"><!-- --></A><H3>
jjtAddChild</H3>
<PRE>
public void <B>jjtAddChild</B>(<A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html" title="interface in org.apache.cayenne.exp.parser">Node</A>&nbsp;n,
int&nbsp;i)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html#jjtAddChild(org.apache.cayenne.exp.parser.Node, int)">Node</A></CODE></B></DD>
<DD>This method tells the node to add its argument to the node's
list of children.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html#jjtAddChild(org.apache.cayenne.exp.parser.Node, int)">jjtAddChild</A></CODE> in interface <CODE><A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html" title="interface in org.apache.cayenne.exp.parser">Node</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="jjtGetChild(int)"><!-- --></A><H3>
jjtGetChild</H3>
<PRE>
public <A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html" title="interface in org.apache.cayenne.exp.parser">Node</A> <B>jjtGetChild</B>(int&nbsp;i)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html#jjtGetChild(int)">Node</A></CODE></B></DD>
<DD>This method returns a child node. The children are numbered
from zero, left to right.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html#jjtGetChild(int)">jjtGetChild</A></CODE> in interface <CODE><A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html" title="interface in org.apache.cayenne.exp.parser">Node</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="jjtGetNumChildren()"><!-- --></A><H3>
jjtGetNumChildren</H3>
<PRE>
public final int <B>jjtGetNumChildren</B>()</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html#jjtGetNumChildren()">Node</A></CODE></B></DD>
<DD>Return the number of children the node has.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html#jjtGetNumChildren()">jjtGetNumChildren</A></CODE> in interface <CODE><A HREF="../../../../../org/apache/cayenne/exp/parser/Node.html" title="interface in org.apache.cayenne.exp.parser">Node</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="evaluateNode(java.lang.Object)"><!-- --></A><H3>
evaluateNode</H3>
<PRE>
protected abstract <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A> <B>evaluateNode</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A>&nbsp;o)
throws <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</A></PRE>
<DL>
<DD>Evaluates itself with object, pushing result on the stack.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</A></CODE></DL>
</DD>
</DL>
<HR>
<A NAME="connectChildren()"><!-- --></A><H3>
connectChildren</H3>
<PRE>
protected void <B>connectChildren</B>()</PRE>
<DL>
<DD>Sets the parent to this for all children.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Since:</B></DT>
<DD>3.0</DD>
</DL>
</DD>
</DL>
<HR>
<A NAME="evaluateChild(int, java.lang.Object)"><!-- --></A><H3>
evaluateChild</H3>
<PRE>
protected <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A> <B>evaluateChild</B>(int&nbsp;index,
<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A>&nbsp;o)
throws <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</A></PRE>
<DL>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</A></CODE></DL>
</DD>
</DL>
<HR>
<A NAME="notExp()"><!-- --></A><H3>
notExp</H3>
<PRE>
public <A HREF="../../../../../org/apache/cayenne/exp/Expression.html" title="class in org.apache.cayenne.exp">Expression</A> <B>notExp</B>()</PRE>
<DL>
<DD><B>Description copied from class: <CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html#notExp()">Expression</A></CODE></B></DD>
<DD>Returns a logical NOT of current expression.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html#notExp()">notExp</A></CODE> in class <CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html" title="class in org.apache.cayenne.exp">Expression</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="evaluate(java.lang.Object)"><!-- --></A><H3>
evaluate</H3>
<PRE>
public <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A> <B>evaluate</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A>&nbsp;o)</PRE>
<DL>
<DD><B>Description copied from class: <CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html#evaluate(java.lang.Object)">Expression</A></CODE></B></DD>
<DD>Calculates expression value with object as a context for path expressions.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html#evaluate(java.lang.Object)">evaluate</A></CODE> in class <CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html" title="class in org.apache.cayenne.exp">Expression</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="encodeAsEJBQL(java.io.PrintWriter, java.lang.String)"><!-- --></A><H3>
encodeAsEJBQL</H3>
<PRE>
public void <B>encodeAsEJBQL</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/io/PrintWriter.html?is-external=true" title="class or interface in java.io">PrintWriter</A>&nbsp;pw,
<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;rootId)</PRE>
<DL>
<DD><B>Description copied from class: <CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html#encodeAsEJBQL(java.io.PrintWriter, java.lang.String)">Expression</A></CODE></B></DD>
<DD>Stores a String representation of Expression as EJBQL using a provided PrintWriter.
DB path expressions produce non-standard EJBQL path expressions.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html#encodeAsEJBQL(java.io.PrintWriter, java.lang.String)">encodeAsEJBQL</A></CODE> in class <CODE><A HREF="../../../../../org/apache/cayenne/exp/Expression.html" title="class in org.apache.cayenne.exp">Expression</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Since:</B></DT>
<DD>3.0</DD>
</DL>
</DD>
</DL>
<HR>
<A NAME="encodeChildrenAsEJBQL(java.io.PrintWriter, java.lang.String)"><!-- --></A><H3>
encodeChildrenAsEJBQL</H3>
<PRE>
protected void <B>encodeChildrenAsEJBQL</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/io/PrintWriter.html?is-external=true" title="class or interface in java.io">PrintWriter</A>&nbsp;pw,
<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;rootId)</PRE>
<DL>
<DD>Encodes child of this node with specified index to EJBQL
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
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