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ImmutableValueHandler (OpenJPA 1.0.4 API)
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org.apache.openjpa.jdbc.meta.strats</FONT>
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Class ImmutableValueHandler</H2>
<PRE>
<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html" title="class or interface in java.lang">java.lang.Object</A>
<IMG SRC="../../../../../../resources/inherit.gif" ALT="extended by "><A HREF="../../../../../../org/apache/openjpa/jdbc/meta/strats/AbstractValueHandler.html" title="class in org.apache.openjpa.jdbc.meta.strats">org.apache.openjpa.jdbc.meta.strats.AbstractValueHandler</A>
<IMG SRC="../../../../../../resources/inherit.gif" ALT="extended by "><B>org.apache.openjpa.jdbc.meta.strats.ImmutableValueHandler</B>
</PRE>
<DL>
<DT><B>All Implemented Interfaces:</B> <DD><A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/io/Serializable.html" title="class or interface in java.io">Serializable</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/meta/ValueHandler.html" title="interface in org.apache.openjpa.jdbc.meta">ValueHandler</A></DD>
</DL>
<HR>
<DL>
<DT><PRE>public class <B>ImmutableValueHandler</B><DT>extends <A HREF="../../../../../../org/apache/openjpa/jdbc/meta/strats/AbstractValueHandler.html" title="class in org.apache.openjpa.jdbc.meta.strats">AbstractValueHandler</A></DL>
</PRE>
<P>
Handler for simple type and string values.
<P>
<P>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../../../serialized-form.html#org.apache.openjpa.jdbc.meta.strats.ImmutableValueHandler">Serialized Form</A></DL>
<HR>
<P>
<!-- ======== CONSTRUCTOR SUMMARY ======== -->
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<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/meta/strats/ImmutableValueHandler.html#ImmutableValueHandler()">ImmutableValueHandler</A></B>()</CODE>
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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static&nbsp;<A HREF="../../../../../../org/apache/openjpa/jdbc/meta/strats/ImmutableValueHandler.html" title="class in org.apache.openjpa.jdbc.meta.strats">ImmutableValueHandler</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/meta/strats/ImmutableValueHandler.html#getInstance()">getInstance</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Singleton instance.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/meta/strats/ImmutableValueHandler.html#isVersionable(org.apache.openjpa.jdbc.meta.ValueMapping)">isVersionable</A></B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/meta/ValueMapping.html" title="interface in org.apache.openjpa.jdbc.meta">ValueMapping</A>&nbsp;vm)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return whether the values managed by this handler can be used in
state image versioning.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/jdbc/schema/Column.html" title="class in org.apache.openjpa.jdbc.schema">Column</A>[]</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/meta/strats/ImmutableValueHandler.html#map(org.apache.openjpa.jdbc.meta.ValueMapping, java.lang.String, org.apache.openjpa.jdbc.schema.ColumnIO, boolean)">map</A></B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/meta/ValueMapping.html" title="interface in org.apache.openjpa.jdbc.meta">ValueMapping</A>&nbsp;vm,
<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>&nbsp;name,
<A HREF="../../../../../../org/apache/openjpa/jdbc/schema/ColumnIO.html" title="class in org.apache.openjpa.jdbc.schema">ColumnIO</A>&nbsp;io,
boolean&nbsp;adapt)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Map the given value and return all mapped columns, or simply return an
array of unmapped default columns.</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/j2se/1.5.0/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/jdbc/meta/strats/ImmutableValueHandler.html#toDataStoreValue(org.apache.openjpa.jdbc.meta.ValueMapping, java.lang.Object, org.apache.openjpa.jdbc.kernel.JDBCStore)">toDataStoreValue</A></B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/meta/ValueMapping.html" title="interface in org.apache.openjpa.jdbc.meta">ValueMapping</A>&nbsp;vm,
<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A>&nbsp;val,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/JDBCStore.html" title="interface in org.apache.openjpa.jdbc.kernel">JDBCStore</A>&nbsp;store)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Translate the given value to its datastore equivalent.</TD>
</TR>
</TABLE>
&nbsp;<A NAME="methods_inherited_from_class_org.apache.openjpa.jdbc.meta.strats.AbstractValueHandler"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TH ALIGN="left"><B>Methods inherited from class org.apache.openjpa.jdbc.meta.strats.<A HREF="../../../../../../org/apache/openjpa/jdbc/meta/strats/AbstractValueHandler.html" title="class in org.apache.openjpa.jdbc.meta.strats">AbstractValueHandler</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/meta/strats/AbstractValueHandler.html#getResultArgument(org.apache.openjpa.jdbc.meta.ValueMapping)">getResultArgument</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/meta/strats/AbstractValueHandler.html#objectValueRequiresLoad(org.apache.openjpa.jdbc.meta.ValueMapping)">objectValueRequiresLoad</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/meta/strats/AbstractValueHandler.html#toObjectValue(org.apache.openjpa.jdbc.meta.ValueMapping, java.lang.Object)">toObjectValue</A>, <A HREF="../../../../../../org/apache/openjpa/jdbc/meta/strats/AbstractValueHandler.html#toObjectValue(org.apache.openjpa.jdbc.meta.ValueMapping, java.lang.Object, org.apache.openjpa.kernel.OpenJPAStateManager, org.apache.openjpa.jdbc.kernel.JDBCStore, org.apache.openjpa.jdbc.kernel.JDBCFetchConfiguration)">toObjectValue</A></CODE></TD>
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<TH ALIGN="left"><B>Methods inherited from class java.lang.<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A></B></TH>
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<A NAME="ImmutableValueHandler()"><!-- --></A><H3>
ImmutableValueHandler</H3>
<PRE>
public <B>ImmutableValueHandler</B>()</PRE>
<DL>
</DL>
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<A NAME="getInstance()"><!-- --></A><H3>
getInstance</H3>
<PRE>
public static <A HREF="../../../../../../org/apache/openjpa/jdbc/meta/strats/ImmutableValueHandler.html" title="class in org.apache.openjpa.jdbc.meta.strats">ImmutableValueHandler</A> <B>getInstance</B>()</PRE>
<DL>
<DD>Singleton instance.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="map(org.apache.openjpa.jdbc.meta.ValueMapping, java.lang.String, org.apache.openjpa.jdbc.schema.ColumnIO, boolean)"><!-- --></A><H3>
map</H3>
<PRE>
public <A HREF="../../../../../../org/apache/openjpa/jdbc/schema/Column.html" title="class in org.apache.openjpa.jdbc.schema">Column</A>[] <B>map</B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/meta/ValueMapping.html" title="interface in org.apache.openjpa.jdbc.meta">ValueMapping</A>&nbsp;vm,
<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>&nbsp;name,
<A HREF="../../../../../../org/apache/openjpa/jdbc/schema/ColumnIO.html" title="class in org.apache.openjpa.jdbc.schema">ColumnIO</A>&nbsp;io,
boolean&nbsp;adapt)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/meta/ValueHandler.html#map(org.apache.openjpa.jdbc.meta.ValueMapping, java.lang.String, org.apache.openjpa.jdbc.schema.ColumnIO, boolean)">ValueHandler</A></CODE></B></DD>
<DD>Map the given value and return all mapped columns, or simply return an
array of unmapped default columns. The columns should have at least
their <code>Name</code> and <code>JavaType</code> properties set.
<P>
<DD><DL>
<DD><CODE>name</CODE> - use as a base to form column name(s); the column names
of unmapped columns will automatically be made to fit
database limitations<DD><CODE>io</CODE> - I/O information about mapped columns; you do not
have to set this information if returning templates<DD><CODE>adapt</CODE> - whether to adapt the mapping or schema</DL>
</DD>
</DL>
<HR>
<A NAME="isVersionable(org.apache.openjpa.jdbc.meta.ValueMapping)"><!-- --></A><H3>
isVersionable</H3>
<PRE>
public boolean <B>isVersionable</B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/meta/ValueMapping.html" title="interface in org.apache.openjpa.jdbc.meta">ValueMapping</A>&nbsp;vm)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/meta/ValueHandler.html#isVersionable(org.apache.openjpa.jdbc.meta.ValueMapping)">ValueHandler</A></CODE></B></DD>
<DD>Return whether the values managed by this handler can be used in
state image versioning.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/meta/ValueHandler.html#isVersionable(org.apache.openjpa.jdbc.meta.ValueMapping)">isVersionable</A></CODE> in interface <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/meta/ValueHandler.html" title="interface in org.apache.openjpa.jdbc.meta">ValueHandler</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/meta/strats/AbstractValueHandler.html#isVersionable(org.apache.openjpa.jdbc.meta.ValueMapping)">isVersionable</A></CODE> in class <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/meta/strats/AbstractValueHandler.html" title="class in org.apache.openjpa.jdbc.meta.strats">AbstractValueHandler</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="toDataStoreValue(org.apache.openjpa.jdbc.meta.ValueMapping, java.lang.Object, org.apache.openjpa.jdbc.kernel.JDBCStore)"><!-- --></A><H3>
toDataStoreValue</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A> <B>toDataStoreValue</B>(<A HREF="../../../../../../org/apache/openjpa/jdbc/meta/ValueMapping.html" title="interface in org.apache.openjpa.jdbc.meta">ValueMapping</A>&nbsp;vm,
<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A>&nbsp;val,
<A HREF="../../../../../../org/apache/openjpa/jdbc/kernel/JDBCStore.html" title="interface in org.apache.openjpa.jdbc.kernel">JDBCStore</A>&nbsp;store)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/meta/ValueHandler.html#toDataStoreValue(org.apache.openjpa.jdbc.meta.ValueMapping, java.lang.Object, org.apache.openjpa.jdbc.kernel.JDBCStore)">ValueHandler</A></CODE></B></DD>
<DD>Translate the given value to its datastore equivalent. If this value
occupies multiple columns, return an object array with one element
per column. For relation id columns, return the state manager
the column depends on.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/meta/ValueHandler.html#toDataStoreValue(org.apache.openjpa.jdbc.meta.ValueMapping, java.lang.Object, org.apache.openjpa.jdbc.kernel.JDBCStore)">toDataStoreValue</A></CODE> in interface <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/meta/ValueHandler.html" title="interface in org.apache.openjpa.jdbc.meta">ValueHandler</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/meta/strats/AbstractValueHandler.html#toDataStoreValue(org.apache.openjpa.jdbc.meta.ValueMapping, java.lang.Object, org.apache.openjpa.jdbc.kernel.JDBCStore)">toDataStoreValue</A></CODE> in class <CODE><A HREF="../../../../../../org/apache/openjpa/jdbc/meta/strats/AbstractValueHandler.html" title="class in org.apache.openjpa.jdbc.meta.strats">AbstractValueHandler</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
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