| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |
| <!--NewPage--> |
| <HTML> |
| <HEAD> |
| <!-- Generated by javadoc (build 1.6.0_18) on Mon Apr 19 13:38:31 EDT 2010 --> |
| <META http-equiv="Content-Type" content="text/html; charset=UTF-8"> |
| <TITLE> |
| PathExpression (OpenJPA Parent POM 2.0.0 API) |
| </TITLE> |
| |
| <META NAME="date" CONTENT="2010-04-19"> |
| |
| <LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../../stylesheet.css" TITLE="Style"> |
| |
| <SCRIPT type="text/javascript"> |
| function windowTitle() |
| { |
| if (location.href.indexOf('is-external=true') == -1) { |
| parent.document.title="PathExpression (OpenJPA Parent POM 2.0.0 API)"; |
| } |
| } |
| </SCRIPT> |
| <NOSCRIPT> |
| </NOSCRIPT> |
| |
| </HEAD> |
| |
| <BODY BGCOLOR="white" onload="windowTitle();"> |
| <HR> |
| |
| |
| <!-- ========= START OF TOP NAVBAR ======= --> |
| <A NAME="navbar_top"><!-- --></A> |
| <A HREF="#skip-navbar_top" title="Skip navigation links"></A> |
| <TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""> |
| <TR> |
| <TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> |
| <A NAME="navbar_top_firstrow"><!-- --></A> |
| <TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> |
| <TR ALIGN="center" VALIGN="top"> |
| <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD> |
| <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> |
| <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> |
| <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="class-use/PathExpression.html"><FONT CLASS="NavBarFont1"><B>Use</B></FONT></A> </TD> |
| <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> |
| <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> |
| <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> |
| <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> |
| </TR> |
| </TABLE> |
| </TD> |
| <TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM> |
| </EM> |
| </TD> |
| </TR> |
| |
| <TR> |
| <TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> |
| <A HREF="../../../../../org/apache/openjpa/persistence/query/ParameterExpression.html" title="class in org.apache.openjpa.persistence.query"><B>PREV CLASS</B></A> |
| <A HREF="../../../../../org/apache/openjpa/persistence/query/PathOperator.html" title="enum in org.apache.openjpa.persistence.query"><B>NEXT CLASS</B></A></FONT></TD> |
| <TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> |
| <A HREF="../../../../../index.html?org/apache/openjpa/persistence/query/PathExpression.html" target="_top"><B>FRAMES</B></A> |
| <A HREF="PathExpression.html" target="_top"><B>NO FRAMES</B></A> |
| <SCRIPT type="text/javascript"> |
| <!-- |
| if(window==top) { |
| document.writeln('<A HREF="../../../../../allclasses-noframe.html"><B>All Classes</B></A>'); |
| } |
| //--> |
| </SCRIPT> |
| <NOSCRIPT> |
| <A HREF="../../../../../allclasses-noframe.html"><B>All Classes</B></A> |
| </NOSCRIPT> |
| |
| |
| </FONT></TD> |
| </TR> |
| <TR> |
| <TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> |
| SUMMARY: NESTED | FIELD | CONSTR | <A HREF="#method_summary">METHOD</A></FONT></TD> |
| <TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> |
| DETAIL: FIELD | CONSTR | <A HREF="#method_detail">METHOD</A></FONT></TD> |
| </TR> |
| </TABLE> |
| <A NAME="skip-navbar_top"></A> |
| <!-- ========= END OF TOP NAVBAR ========= --> |
| |
| <HR> |
| <!-- ======== START OF CLASS DATA ======== --> |
| <H2> |
| <FONT SIZE="-1"> |
| org.apache.openjpa.persistence.query</FONT> |
| <BR> |
| Interface PathExpression</H2> |
| <DL> |
| <DT><B>All Superinterfaces:</B> <DD><A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/OrderByItem.html" title="interface in org.apache.openjpa.persistence.query">OrderByItem</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html" title="interface in org.apache.openjpa.persistence.query">PredicateOperand</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/SelectItem.html" title="interface in org.apache.openjpa.persistence.query">SelectItem</A></DD> |
| </DL> |
| <DL> |
| <DT><B>All Known Subinterfaces:</B> <DD><A HREF="../../../../../org/apache/openjpa/persistence/query/DomainObject.html" title="interface in org.apache.openjpa.persistence.query">DomainObject</A></DD> |
| </DL> |
| <DL> |
| <DT><B>All Known Implementing Classes:</B> <DD><A HREF="../../../../../org/apache/openjpa/persistence/query/AbstractDomainObject.html" title="class in org.apache.openjpa.persistence.query">AbstractDomainObject</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/EntryExpression.html" title="class in org.apache.openjpa.persistence.query">EntryExpression</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/FetchPath.html" title="class in org.apache.openjpa.persistence.query">FetchPath</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/JoinPath.html" title="class in org.apache.openjpa.persistence.query">JoinPath</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/KeyExpression.html" title="class in org.apache.openjpa.persistence.query">KeyExpression</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/OperatorPath.html" title="class in org.apache.openjpa.persistence.query">OperatorPath</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/RootPath.html" title="class in org.apache.openjpa.persistence.query">RootPath</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/ValueExpression.html" title="class in org.apache.openjpa.persistence.query">ValueExpression</A></DD> |
| </DL> |
| <HR> |
| <DL> |
| <DT><PRE>public interface <B>PathExpression</B><DT>extends <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></DL> |
| </PRE> |
| |
| <P> |
| Interface for operations over objects reached via paths |
| <P> |
| |
| <P> |
| <HR> |
| |
| <P> |
| |
| <!-- ========== METHOD SUMMARY =========== --> |
| |
| <A NAME="method_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>Method Summary</B></FONT></TH> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> <A HREF="../../../../../org/apache/openjpa/persistence/query/Aggregate.html" title="interface in org.apache.openjpa.persistence.query">Aggregate</A></CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../../org/apache/openjpa/persistence/query/PathExpression.html#avg()">avg</A></B>()</CODE> |
| |
| <BR> |
| Specify that the avg operation is to be applied.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> <A HREF="../../../../../org/apache/openjpa/persistence/query/Aggregate.html" title="interface in org.apache.openjpa.persistence.query">Aggregate</A></CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../../org/apache/openjpa/persistence/query/PathExpression.html#count()">count</A></B>()</CODE> |
| |
| <BR> |
| Specify that the count operation is to be applied.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> <A HREF="../../../../../org/apache/openjpa/persistence/query/PathExpression.html" title="interface in org.apache.openjpa.persistence.query">PathExpression</A></CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../../org/apache/openjpa/persistence/query/PathExpression.html#get(java.lang.String)">get</A></B>(<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> attributeName)</CODE> |
| |
| <BR> |
| Return a path expression corresponding to the referenced attribute.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> <A HREF="../../../../../org/apache/openjpa/persistence/query/Predicate.html" title="interface in org.apache.openjpa.persistence.query">Predicate</A></CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../../org/apache/openjpa/persistence/query/PathExpression.html#isEmpty()">isEmpty</A></B>()</CODE> |
| |
| <BR> |
| Add a restriction that the path expression must correspond to an |
| association or element collection that is empty (has no elements).</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> <A HREF="../../../../../org/apache/openjpa/persistence/query/Aggregate.html" title="interface in org.apache.openjpa.persistence.query">Aggregate</A></CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../../org/apache/openjpa/persistence/query/PathExpression.html#max()">max</A></B>()</CODE> |
| |
| <BR> |
| Specify that the max operation is to be applied.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> <A HREF="../../../../../org/apache/openjpa/persistence/query/Aggregate.html" title="interface in org.apache.openjpa.persistence.query">Aggregate</A></CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../../org/apache/openjpa/persistence/query/PathExpression.html#min()">min</A></B>()</CODE> |
| |
| <BR> |
| Specify that the min operation is to be applied.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../../org/apache/openjpa/persistence/query/PathExpression.html#size()">size</A></B>()</CODE> |
| |
| <BR> |
| Return an expression that corresponds to the number of elements |
| association or element collection corresponding to the path expression.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> <A HREF="../../../../../org/apache/openjpa/persistence/query/Aggregate.html" title="interface in org.apache.openjpa.persistence.query">Aggregate</A></CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../../org/apache/openjpa/persistence/query/PathExpression.html#sum()">sum</A></B>()</CODE> |
| |
| <BR> |
| Specify that the sum operation is to be applied.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../../org/apache/openjpa/persistence/query/PathExpression.html#type()">type</A></B>()</CODE> |
| |
| <BR> |
| Return an expression that corresponds to the type of the entity.</TD> |
| </TR> |
| </TABLE> |
| <A NAME="methods_inherited_from_class_org.apache.openjpa.persistence.query.Expression"><!-- --></A> |
| <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
| <TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"> |
| <TH ALIGN="left"><B>Methods inherited from interface org.apache.openjpa.persistence.query.<A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></B></TH> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD><CODE><A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#abs()">abs</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#concat(org.apache.openjpa.persistence.query.Expression...)">concat</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#concat(java.lang.String...)">concat</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#dividedBy(org.apache.openjpa.persistence.query.Expression)">dividedBy</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#dividedBy(java.lang.Number)">dividedBy</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#in(java.lang.Class...)">in</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#in(java.lang.Enum...)">in</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#in(org.apache.openjpa.persistence.query.Expression...)">in</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#in(java.lang.Number...)">in</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#in(java.lang.String...)">in</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#in(org.apache.openjpa.persistence.query.Subquery)">in</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#isNull()">isNull</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#length()">length</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#locate(org.apache.openjpa.persistence.query.Expression)">locate</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#locate(org.apache.openjpa.persistence.query.Expression, org.apache.openjpa.persistence.query.Expression)">locate</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#locate(org.apache.openjpa.persistence.query.Expression, int)">locate</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#locate(java.lang.String)">locate</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#locate(java.lang.String, org.apache.openjpa.persistence.query.Expression)">locate</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#locate(java.lang.String, int)">locate</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#lower()">lower</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#member(org.apache.openjpa.persistence.query.PathExpression)">member</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#minus()">minus</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#minus(org.apache.openjpa.persistence.query.Expression)">minus</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#minus(java.lang.Number)">minus</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#mod(org.apache.openjpa.persistence.query.Expression)">mod</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#mod(int)">mod</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#plus(org.apache.openjpa.persistence.query.Expression)">plus</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#plus(java.lang.Number)">plus</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#sqrt()">sqrt</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#substring(org.apache.openjpa.persistence.query.Expression)">substring</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#substring(org.apache.openjpa.persistence.query.Expression, org.apache.openjpa.persistence.query.Expression)">substring</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#substring(org.apache.openjpa.persistence.query.Expression, int)">substring</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#substring(int)">substring</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#substring(int, org.apache.openjpa.persistence.query.Expression)">substring</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#substring(int, int)">substring</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#times(org.apache.openjpa.persistence.query.Expression)">times</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#times(java.lang.Number)">times</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#trim()">trim</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#trim(char)">trim</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#trim(char, org.apache.openjpa.persistence.query.TrimSpec)">trim</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#trim(org.apache.openjpa.persistence.query.Expression)">trim</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#trim(org.apache.openjpa.persistence.query.Expression, org.apache.openjpa.persistence.query.TrimSpec)">trim</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#trim(org.apache.openjpa.persistence.query.TrimSpec)">trim</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html#upper()">upper</A></CODE></TD> |
| </TR> |
| </TABLE> |
| <A NAME="methods_inherited_from_class_org.apache.openjpa.persistence.query.SelectItem"><!-- --></A> |
| <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
| <TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"> |
| <TH ALIGN="left"><B>Methods inherited from interface org.apache.openjpa.persistence.query.<A HREF="../../../../../org/apache/openjpa/persistence/query/SelectItem.html" title="interface in org.apache.openjpa.persistence.query">SelectItem</A></B></TH> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD><CODE><A HREF="../../../../../org/apache/openjpa/persistence/query/SelectItem.html#asc()">asc</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/SelectItem.html#desc()">desc</A></CODE></TD> |
| </TR> |
| </TABLE> |
| <A NAME="methods_inherited_from_class_org.apache.openjpa.persistence.query.PredicateOperand"><!-- --></A> |
| <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
| <TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"> |
| <TH ALIGN="left"><B>Methods inherited from interface org.apache.openjpa.persistence.query.<A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html" title="interface in org.apache.openjpa.persistence.query">PredicateOperand</A></B></TH> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD><CODE><A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#between(java.util.Calendar, java.util.Calendar)">between</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#between(java.util.Calendar, org.apache.openjpa.persistence.query.PredicateOperand)">between</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#between(java.util.Date, java.util.Date)">between</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#between(java.util.Date, org.apache.openjpa.persistence.query.PredicateOperand)">between</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#between(java.lang.Number, java.lang.Number)">between</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#between(java.lang.Number, org.apache.openjpa.persistence.query.PredicateOperand)">between</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#between(org.apache.openjpa.persistence.query.PredicateOperand, java.util.Calendar)">between</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#between(org.apache.openjpa.persistence.query.PredicateOperand, java.util.Date)">between</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#between(org.apache.openjpa.persistence.query.PredicateOperand, java.lang.Number)">between</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#between(org.apache.openjpa.persistence.query.PredicateOperand, org.apache.openjpa.persistence.query.PredicateOperand)">between</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#between(org.apache.openjpa.persistence.query.PredicateOperand, java.lang.String)">between</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#between(java.lang.String, org.apache.openjpa.persistence.query.PredicateOperand)">between</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#between(java.lang.String, java.lang.String)">between</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#equal(boolean)">equal</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#equal(java.util.Calendar)">equal</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#equal(java.lang.Class)">equal</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#equal(java.util.Date)">equal</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#equal(java.lang.Enum)">equal</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#equal(java.lang.Number)">equal</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#equal(org.apache.openjpa.persistence.query.PredicateOperand)">equal</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#equal(java.lang.String)">equal</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#greaterEqual(java.util.Calendar)">greaterEqual</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#greaterEqual(java.util.Date)">greaterEqual</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#greaterEqual(java.lang.Number)">greaterEqual</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#greaterEqual(org.apache.openjpa.persistence.query.PredicateOperand)">greaterEqual</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#greaterEqual(java.lang.String)">greaterEqual</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#greaterThan(java.util.Calendar)">greaterThan</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#greaterThan(java.util.Date)">greaterThan</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#greaterThan(java.lang.Number)">greaterThan</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#greaterThan(org.apache.openjpa.persistence.query.PredicateOperand)">greaterThan</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#greaterThan(java.lang.String)">greaterThan</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#lessEqual(java.util.Calendar)">lessEqual</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#lessEqual(java.util.Date)">lessEqual</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#lessEqual(java.lang.Number)">lessEqual</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#lessEqual(org.apache.openjpa.persistence.query.PredicateOperand)">lessEqual</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#lessEqual(java.lang.String)">lessEqual</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#lessThan(java.util.Calendar)">lessThan</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#lessThan(java.util.Date)">lessThan</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#lessThan(java.lang.Number)">lessThan</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#lessThan(org.apache.openjpa.persistence.query.PredicateOperand)">lessThan</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#lessThan(java.lang.String)">lessThan</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#like(org.apache.openjpa.persistence.query.PredicateOperand)">like</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#like(org.apache.openjpa.persistence.query.PredicateOperand, char)">like</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#like(org.apache.openjpa.persistence.query.PredicateOperand, org.apache.openjpa.persistence.query.PredicateOperand)">like</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#like(java.lang.String)">like</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#like(java.lang.String, char)">like</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#like(java.lang.String, org.apache.openjpa.persistence.query.PredicateOperand)">like</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#notEqual(boolean)">notEqual</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#notEqual(java.util.Calendar)">notEqual</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#notEqual(java.lang.Class)">notEqual</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#notEqual(java.util.Date)">notEqual</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#notEqual(java.lang.Enum)">notEqual</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#notEqual(java.lang.Number)">notEqual</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#notEqual(org.apache.openjpa.persistence.query.PredicateOperand)">notEqual</A>, <A HREF="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#notEqual(java.lang.String)">notEqual</A></CODE></TD> |
| </TR> |
| </TABLE> |
| |
| <P> |
| |
| <!-- ============ 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="get(java.lang.String)"><!-- --></A><H3> |
| get</H3> |
| <PRE> |
| <A HREF="../../../../../org/apache/openjpa/persistence/query/PathExpression.html" title="interface in org.apache.openjpa.persistence.query">PathExpression</A> <B>get</B>(<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> attributeName)</PRE> |
| <DL> |
| <DD>Return a path expression corresponding to the referenced attribute. It is |
| not permitted to invoke this method on a path expression that corresponds |
| to a multi-valued association or element collection. The path expression |
| on which this method is invoked must correspond to a class containing the |
| referenced attribute. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| <DT><B>Parameters:</B><DD><CODE>attributeName</CODE> - - |
| name of the referenced attribute |
| <DT><B>Returns:</B><DD>path expression</DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="type()"><!-- --></A><H3> |
| type</H3> |
| <PRE> |
| <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A> <B>type</B>()</PRE> |
| <DL> |
| <DD>Return an expression that corresponds to the type of the entity. This |
| method can only be invoked on a path expression corresponding to an |
| entity. It is not permitted to invoke this method on a path expression |
| that corresponds to a multi-valued association. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| |
| <DT><B>Returns:</B><DD>expression denoting the entity's type</DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="size()"><!-- --></A><H3> |
| size</H3> |
| <PRE> |
| <A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A> <B>size</B>()</PRE> |
| <DL> |
| <DD>Return an expression that corresponds to the number of elements |
| association or element collection corresponding to the path expression. |
| This method can only be invoked on a path expression that corresponds to |
| a multi-valued association or to an element collection. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| |
| <DT><B>Returns:</B><DD>expression denoting the size</DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="isEmpty()"><!-- --></A><H3> |
| isEmpty</H3> |
| <PRE> |
| <A HREF="../../../../../org/apache/openjpa/persistence/query/Predicate.html" title="interface in org.apache.openjpa.persistence.query">Predicate</A> <B>isEmpty</B>()</PRE> |
| <DL> |
| <DD>Add a restriction that the path expression must correspond to an |
| association or element collection that is empty (has no elements). This |
| method can only be invoked on a path expression that corresponds to a |
| multi-valued association or to an element collection. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| |
| <DT><B>Returns:</B><DD>predicate corresponding to the restriction</DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="avg()"><!-- --></A><H3> |
| avg</H3> |
| <PRE> |
| <A HREF="../../../../../org/apache/openjpa/persistence/query/Aggregate.html" title="interface in org.apache.openjpa.persistence.query">Aggregate</A> <B>avg</B>()</PRE> |
| <DL> |
| <DD>Specify that the avg operation is to be applied. The path expression must |
| correspond to an attribute of a numeric type. It is not permitted to |
| invoke this method on a path expression that corresponds to a |
| multi-valued association or element collection. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| |
| <DT><B>Returns:</B><DD>the resulting aggregate</DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="max()"><!-- --></A><H3> |
| max</H3> |
| <PRE> |
| <A HREF="../../../../../org/apache/openjpa/persistence/query/Aggregate.html" title="interface in org.apache.openjpa.persistence.query">Aggregate</A> <B>max</B>()</PRE> |
| <DL> |
| <DD>Specify that the max operation is to be applied. The path expression must |
| correspond to an attribute of an orderable type. It is not permitted to |
| invoke this method on a path expression that corresponds to a |
| multi-valued association or element collection. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| |
| <DT><B>Returns:</B><DD>the resulting aggregate</DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="min()"><!-- --></A><H3> |
| min</H3> |
| <PRE> |
| <A HREF="../../../../../org/apache/openjpa/persistence/query/Aggregate.html" title="interface in org.apache.openjpa.persistence.query">Aggregate</A> <B>min</B>()</PRE> |
| <DL> |
| <DD>Specify that the min operation is to be applied. The path expression must |
| correspond to an attribute of an orderable type. It is not permitted to |
| invoke this method on a path expression that corresponds to a |
| multi-valued association or element collection. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| |
| <DT><B>Returns:</B><DD>the resulting aggregate</DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="count()"><!-- --></A><H3> |
| count</H3> |
| <PRE> |
| <A HREF="../../../../../org/apache/openjpa/persistence/query/Aggregate.html" title="interface in org.apache.openjpa.persistence.query">Aggregate</A> <B>count</B>()</PRE> |
| <DL> |
| <DD>Specify that the count operation is to be applied. It is not permitted to |
| invoke this method on a path expression that corresponds to a |
| multi-valued association or element collection. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| |
| <DT><B>Returns:</B><DD>the resulting aggregate</DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="sum()"><!-- --></A><H3> |
| sum</H3> |
| <PRE> |
| <A HREF="../../../../../org/apache/openjpa/persistence/query/Aggregate.html" title="interface in org.apache.openjpa.persistence.query">Aggregate</A> <B>sum</B>()</PRE> |
| <DL> |
| <DD>Specify that the sum operation is to be applied. The path expression must |
| correspond to an attribute of a numeric type. It is not permitted to |
| invoke this method on a path expression that corresponds to a |
| multi-valued association or element collection. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| |
| <DT><B>Returns:</B><DD>the resulting aggregate</DL> |
| </DD> |
| </DL> |
| <!-- ========= END OF CLASS DATA ========= --> |
| <HR> |
| |
| |
| <!-- ======= START OF BOTTOM NAVBAR ====== --> |
| <A NAME="navbar_bottom"><!-- --></A> |
| <A HREF="#skip-navbar_bottom" title="Skip navigation links"></A> |
| <TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""> |
| <TR> |
| <TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> |
| <A NAME="navbar_bottom_firstrow"><!-- --></A> |
| <TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> |
| <TR ALIGN="center" VALIGN="top"> |
| <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD> |
| <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> |
| <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> |
| <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="class-use/PathExpression.html"><FONT CLASS="NavBarFont1"><B>Use</B></FONT></A> </TD> |
| <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> |
| <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> |
| <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> |
| <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> |
| </TR> |
| </TABLE> |
| </TD> |
| <TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM> |
| </EM> |
| </TD> |
| </TR> |
| |
| <TR> |
| <TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> |
| <A HREF="../../../../../org/apache/openjpa/persistence/query/ParameterExpression.html" title="class in org.apache.openjpa.persistence.query"><B>PREV CLASS</B></A> |
| <A HREF="../../../../../org/apache/openjpa/persistence/query/PathOperator.html" title="enum in org.apache.openjpa.persistence.query"><B>NEXT CLASS</B></A></FONT></TD> |
| <TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> |
| <A HREF="../../../../../index.html?org/apache/openjpa/persistence/query/PathExpression.html" target="_top"><B>FRAMES</B></A> |
| <A HREF="PathExpression.html" target="_top"><B>NO FRAMES</B></A> |
| <SCRIPT type="text/javascript"> |
| <!-- |
| if(window==top) { |
| document.writeln('<A HREF="../../../../../allclasses-noframe.html"><B>All Classes</B></A>'); |
| } |
| //--> |
| </SCRIPT> |
| <NOSCRIPT> |
| <A HREF="../../../../../allclasses-noframe.html"><B>All Classes</B></A> |
| </NOSCRIPT> |
| |
| |
| </FONT></TD> |
| </TR> |
| <TR> |
| <TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> |
| SUMMARY: NESTED | FIELD | CONSTR | <A HREF="#method_summary">METHOD</A></FONT></TD> |
| <TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> |
| DETAIL: FIELD | CONSTR | <A HREF="#method_detail">METHOD</A></FONT></TD> |
| </TR> |
| </TABLE> |
| <A NAME="skip-navbar_bottom"></A> |
| <!-- ======== END OF BOTTOM NAVBAR ======= --> |
| |
| <HR> |
| Copyright © 2006-2010 <a href="http://www.apache.org">Apache Software Foundation</a>. All Rights Reserved. |
| </BODY> |
| </HTML> |
