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<!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 1.5.0_14) on Mon Jan 28 05:46:59 PST 2008 --><TITLE>XmlElements (Java EE 5)</TITLE><META NAME="keywords" CONTENT="javax.xml.bind.annotation.XmlElements class"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="XmlElements (Java EE 5)";}</SCRIPT><NOSCRIPT></NOSCRIPT></HEAD><BODY BGCOLOR="white" onload="windowTitle();"><!-- ========= 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="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="../../../../javax/xml/bind/annotation/XmlElementRefs.html" title="annotation in javax.xml.bind.annotation"><B>PREV CLASS</B></A> <A HREF="../../../../javax/xml/bind/annotation/XmlElementWrapper.html" title="annotation in javax.xml.bind.annotation"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../index.html?javax/xml/bind/annotation/XmlElements.html" target="_top"><B>FRAMES</B></A> <A HREF="XmlElements.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: <A HREF="#annotation_type_required_element_summary">REQUIRED</A> | OPTIONAL</FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: <A HREF="#annotation_type_element_detail">ELEMENT</A></FONT></TD></TR></TABLE><A NAME="skip-navbar_top"></A><!-- ========= END OF TOP NAVBAR ========= --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">javax.xml.bind.annotation</FONT><BR>Annotation Type XmlElements</H2><HR><DL><DT><PRE><FONT SIZE="-1"><A HREF="http://java.sun.com/j2se/1.5/docs/api/java/lang/annotation/Retention.html" title="class or interface in java.lang.annotation">@Retention</A>(<A HREF="http://java.sun.com/j2se/1.5/docs/api/java/lang/annotation/Retention.html#value()" title="class or interface in java.lang.annotation">value</A>=<A HREF="http://java.sun.com/j2se/1.5/docs/api/java/lang/annotation/RetentionPolicy.html#RUNTIME" title="class or interface in java.lang.annotation">RUNTIME</A>)<A HREF="http://java.sun.com/j2se/1.5/docs/api/java/lang/annotation/Target.html" title="class or interface in java.lang.annotation">@Target</A>(<A HREF="http://java.sun.com/j2se/1.5/docs/api/java/lang/annotation/Target.html#value()" title="class or interface in java.lang.annotation">value</A>={<A HREF="http://java.sun.com/j2se/1.5/docs/api/java/lang/annotation/ElementType.html#FIELD" title="class or interface in java.lang.annotation">FIELD</A>,<A HREF="http://java.sun.com/j2se/1.5/docs/api/java/lang/annotation/ElementType.html#METHOD" title="class or interface in java.lang.annotation">METHOD</A>})</FONT>public @interface <B>XmlElements</B></DL></PRE><P><p> A container for multiple @<A HREF="../../../../javax/xml/bind/annotation/XmlElement.html" title="annotation in javax.xml.bind.annotation"><CODE>XmlElement</CODE></A> annotations. Multiple annotations of the same type are not allowed on a program element. This annotation therefore serves as a container annotation for multiple @XmlElements as follows: <pre> @XmlElements({ @XmlElement(...),@XmlElement(...) }) </pre> <p>The <tt>@XmlElements</tt> annnotation can be used with the following program elements: </p> <ul> <li> a JavaBean property </li> <li> non static, non transient field </li> </ul> This annotation is intended for annotation a JavaBean collection property (e.g. List). <p><b>Usage</b></p> <p>The usage is subject to the following constraints: <ul> <li> This annotation can be used with the following annotations: @<A HREF="../../../../javax/xml/bind/annotation/XmlIDREF.html" title="annotation in javax.xml.bind.annotation"><CODE>XmlIDREF</CODE></A>, @<A HREF="../../../../javax/xml/bind/annotation/XmlElementWrapper.html" title="annotation in javax.xml.bind.annotation"><CODE>XmlElementWrapper</CODE></A>. </li> <li> If @XmlIDREF is also specified on the JavaBean property, then each @XmlElement.type() must contain a JavaBean property annotated with <tt>@XmlID</tt>.</li> </ul> <p>See "Package Specification" in javax.xml.bind.package javadoc for additional common information.</p> <hr> <p><b>Example 1:</b> Map to a list of elements</p> <pre> // Mapped code fragment public class Foo { @XmlElements( @XmlElement(name="A", type=Integer.class), @XmlElement(name="B", type=Float.class) } public List items; } <!-- XML Representation for a List of {1,2.5} XML output is not wrapped using another element --> ... <A> 1 </A> <B> 2.5 </B> ... <!-- XML Schema fragment --> <xs:complexType name="Foo"> <xs:sequence> <xs:choice minOccurs="0" maxOccurs="unbounded"> <xs:element name="A" type="xs:int"/> <xs:element name="B" type="xs:float"/> <xs:choice> </xs:sequence> </xs:complexType> </pre> <p><b>Example 2:</b> Map to a list of elements wrapped with another element </p> <pre> // Mapped code fragment public class Foo { @XmlElementWrapper(name="bar") @XmlElements( @XmlElement(name="A", type=Integer.class), @XmlElement(name="B", type=Float.class) } public List items; } <!-- XML Schema fragment --> <xs:complexType name="Foo"> <xs:sequence> <xs:element name="bar"> <xs:complexType> <xs:choice minOccurs="0" maxOccurs="unbounded"> <xs:element name="A" type="xs:int"/> <xs:element name="B" type="xs:float"/> </xs:choice> </xs:complexType> </xs:element> </xs:sequence> </xs:complexType> </pre> <p><b>Example 3:</b> Change element name based on type using an adapter. </p> <pre> class Foo { @XmlJavaTypeAdapter(QtoPAdapter.class) @XmlElements({ @XmlElement(name="A",type=PX.class), @XmlElement(name="B",type=PY.class) }) Q bar; } @XmlType abstract class P {...} @XmlType(name="PX") class PX extends P {...} @XmlType(name="PY") class PY extends P {...} <!-- XML Schema fragment --> <xs:complexType name="Foo"> <xs:sequence> <xs:element name="bar"> <xs:complexType> <xs:choice minOccurs="0" maxOccurs="unbounded"> <xs:element name="A" type="PX"/> <xs:element name="B" type="PY"/> </xs:choice> </xs:complexType> </xs:element> </xs:sequence> </xs:complexType> </pre><P><P><DL><DT><B>Since:</B></DT> <DD>JAXB2.0</DD><DT><B>Author:</B></DT> <DD><ul><li>Kohsuke Kawaguchi, Sun Microsystems, Inc.</li><li>Sekhar Vajjhala, Sun Microsystems, Inc.</li></ul></DD><DT><B>See Also:</B><DD><A HREF="../../../../javax/xml/bind/annotation/XmlElement.html" title="annotation in javax.xml.bind.annotation"><CODE>XmlElement</CODE></A>, <A HREF="../../../../javax/xml/bind/annotation/XmlElementRef.html" title="annotation in javax.xml.bind.annotation"><CODE>XmlElementRef</CODE></A>, <A HREF="../../../../javax/xml/bind/annotation/XmlElementRefs.html" title="annotation in javax.xml.bind.annotation"><CODE>XmlElementRefs</CODE></A>, <A HREF="../../../../javax/xml/bind/annotation/adapters/XmlJavaTypeAdapter.html" title="annotation in javax.xml.bind.annotation.adapters"><CODE>XmlJavaTypeAdapter</CODE></A></DL><HR><P><!-- =========== ANNOTATION TYPE REQUIRED MEMBER SUMMARY =========== --><A NAME="annotation_type_required_element_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>Required Element Summary</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../../javax/xml/bind/annotation/XmlElement.html" title="annotation in javax.xml.bind.annotation">XmlElement</A>[]</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/xml/bind/annotation/XmlElements.html#value()">value</A></B></CODE><BR> Collection of @<A HREF="../../../../javax/xml/bind/annotation/XmlElement.html" title="annotation in javax.xml.bind.annotation"><CODE>XmlElement</CODE></A> annotations</TD></TR></TABLE> <P><!-- ============ ANNOTATION TYPE MEMBER DETAIL =========== --><A NAME="annotation_type_element_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>Element Detail</B></FONT></TH></TR></TABLE><A NAME="value()"><!-- --></A><H3>value</H3><PRE>public abstract <A HREF="../../../../javax/xml/bind/annotation/XmlElement.html" title="annotation in javax.xml.bind.annotation">XmlElement</A>[] <B>value</B></PRE><DL><DD>Collection of @<A HREF="../../../../javax/xml/bind/annotation/XmlElement.html" title="annotation in javax.xml.bind.annotation"><CODE>XmlElement</CODE></A> annotations<P><DD><DL></DL></DD><DD><DL></DL></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" 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HREF="#annotation_type_required_element_summary">REQUIRED</A> | OPTIONAL</FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: <A HREF="#annotation_type_element_detail">ELEMENT</A></FONT></TD></TR></TABLE><A NAME="skip-navbar_bottom"></A><!-- ======== END OF BOTTOM NAVBAR ======= --><HR><font size="-1"><a href="http://java.sun.com/webapps/bugreport">Submit a bug or feature</a> <p>Copyright 2007 Sun Microsystems, Inc. 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