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| org.apache.openjpa.util</FONT> |
| <BR> |
| Class ImplHelper</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 "><B>org.apache.openjpa.util.ImplHelper</B> |
| </PRE> |
| <HR> |
| <DL> |
| <DT><PRE>public class <B>ImplHelper</B><DT>extends <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></DL> |
| </PRE> |
| |
| <P> |
| Helper for OpenJPA back-ends. |
| <P> |
| |
| <P> |
| <DL> |
| <DT><B>Since:</B></DT> |
| <DD>0.3.0</DD> |
| <DT><B>Author:</B></DT> |
| <DD>Abe White</DD> |
| </DL> |
| <HR> |
| |
| <P> |
| <!-- =========== FIELD SUMMARY =========== --> |
| |
| <A NAME="field_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>Field Summary</B></FONT></TH> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE>static <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/Map.html" title="class or interface in java.util">Map</A></CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/openjpa/util/ImplHelper.html#_unenhancedInstanceMap">_unenhancedInstanceMap</A></B></CODE> |
| |
| <BR> |
| </TD> |
| </TR> |
| </TABLE> |
| |
| <!-- ======== 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><CODE><B><A HREF="../../../../org/apache/openjpa/util/ImplHelper.html#ImplHelper()">ImplHelper</A></B>()</CODE> |
| |
| <BR> |
| </TD> |
| </TR> |
| </TABLE> |
| |
| <!-- ========== METHOD SUMMARY =========== --> |
| |
| <A NAME="method_summary"><!-- --></A> |
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| <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>static void</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/openjpa/util/ImplHelper.html#close(java.lang.Object)">close</A></B>(<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> o)</CODE> |
| |
| <BR> |
| Close the given resource.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE>static <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/util/ImplHelper.html#generateFieldValue(org.apache.openjpa.kernel.StoreContext, org.apache.openjpa.meta.FieldMetaData)">generateFieldValue</A></B>(<A HREF="../../../../org/apache/openjpa/kernel/StoreContext.html" title="interface in org.apache.openjpa.kernel">StoreContext</A> ctx, |
| <A HREF="../../../../org/apache/openjpa/meta/FieldMetaData.html" title="class in org.apache.openjpa.meta">FieldMetaData</A> fmd)</CODE> |
| |
| <BR> |
| Generate a value for the given metadata, or return null.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE>static <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/util/ImplHelper.html#generateIdentityValue(org.apache.openjpa.kernel.StoreContext, org.apache.openjpa.meta.ClassMetaData, int)">generateIdentityValue</A></B>(<A HREF="../../../../org/apache/openjpa/kernel/StoreContext.html" title="interface in org.apache.openjpa.kernel">StoreContext</A> ctx, |
| <A HREF="../../../../org/apache/openjpa/meta/ClassMetaData.html" title="class in org.apache.openjpa.meta">ClassMetaData</A> meta, |
| int typeCode)</CODE> |
| |
| <BR> |
| Generate a value for the given metadata, or return null.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE>static <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/util/ImplHelper.html#getManagedInstance(java.lang.Object)">getManagedInstance</A></B>(<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> o)</CODE> |
| |
| <BR> |
| </TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE>static <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/BitSet.html" title="class or interface in java.util">BitSet</A></CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/openjpa/util/ImplHelper.html#getUpdateFields(org.apache.openjpa.kernel.OpenJPAStateManager)">getUpdateFields</A></B>(<A HREF="../../../../org/apache/openjpa/kernel/OpenJPAStateManager.html" title="interface in org.apache.openjpa.kernel">OpenJPAStateManager</A> sm)</CODE> |
| |
| <BR> |
| Returns the fields of the state that require an update.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE>static boolean</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/openjpa/util/ImplHelper.html#isAssignable(java.lang.Class, java.lang.Class)">isAssignable</A></B>(<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Class.html" title="class or interface in java.lang">Class</A> from, |
| <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Class.html" title="class or interface in java.lang">Class</A> to)</CODE> |
| |
| <BR> |
| Returns true if the referenced "to" class is assignable to the "from" |
| class.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE>static boolean</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/openjpa/util/ImplHelper.html#isManageable(java.lang.Object)">isManageable</A></B>(<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> instance)</CODE> |
| |
| <BR> |
| Returns true if the specified instance is manageable.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE>static boolean</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/openjpa/util/ImplHelper.html#isManagedType(org.apache.openjpa.conf.OpenJPAConfiguration, java.lang.Class)">isManagedType</A></B>(<A HREF="../../../../org/apache/openjpa/conf/OpenJPAConfiguration.html" title="interface in org.apache.openjpa.conf">OpenJPAConfiguration</A> conf, |
| <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Class.html" title="class or interface in java.lang">Class</A> type)</CODE> |
| |
| <BR> |
| Returns true if the specified class is a type that can be managed by |
| OpenJPA.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE>static <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/Collection.html" title="class or interface in java.util">Collection</A></CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/openjpa/util/ImplHelper.html#loadAll(java.util.Collection, org.apache.openjpa.kernel.StoreManager, org.apache.openjpa.kernel.PCState, int, org.apache.openjpa.kernel.FetchConfiguration, java.lang.Object)">loadAll</A></B>(<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/Collection.html" title="class or interface in java.util">Collection</A> sms, |
| <A HREF="../../../../org/apache/openjpa/kernel/StoreManager.html" title="interface in org.apache.openjpa.kernel">StoreManager</A> store, |
| <A HREF="../../../../org/apache/openjpa/kernel/PCState.html" title="class in org.apache.openjpa.kernel">PCState</A> state, |
| int load, |
| <A HREF="../../../../org/apache/openjpa/kernel/FetchConfiguration.html" title="interface in org.apache.openjpa.kernel">FetchConfiguration</A> fetch, |
| <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> context)</CODE> |
| |
| <BR> |
| Helper for store manager implementations.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE>static <A HREF="../../../../org/apache/openjpa/enhance/PersistenceCapable.html" title="interface in org.apache.openjpa.enhance">PersistenceCapable</A></CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/openjpa/util/ImplHelper.html#toPersistenceCapable(java.lang.Object, java.lang.Object)">toPersistenceCapable</A></B>(<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> o, |
| <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> ctx)</CODE> |
| |
| <BR> |
| </TD> |
| </TR> |
| </TABLE> |
| <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/j2se/1.5.0/docs/api/java/lang/Object.html" 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/j2se/1.5.0/docs/api/java/lang/Object.html#clone()" title="class or interface in java.lang">clone</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#equals(java.lang.Object)" title="class or interface in java.lang">equals</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#finalize()" title="class or interface in java.lang">finalize</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#getClass()" title="class or interface in java.lang">getClass</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#hashCode()" title="class or interface in java.lang">hashCode</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#notify()" title="class or interface in java.lang">notify</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#notifyAll()" title="class or interface in java.lang">notifyAll</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#toString()" title="class or interface in java.lang">toString</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#wait()" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#wait(long)" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#wait(long, int)" title="class or interface in java.lang">wait</A></CODE></TD> |
| </TR> |
| </TABLE> |
| |
| <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="_unenhancedInstanceMap"><!-- --></A><H3> |
| _unenhancedInstanceMap</H3> |
| <PRE> |
| public static final <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/Map.html" title="class or interface in java.util">Map</A> <B>_unenhancedInstanceMap</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="ImplHelper()"><!-- --></A><H3> |
| ImplHelper</H3> |
| <PRE> |
| public <B>ImplHelper</B>()</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="loadAll(java.util.Collection, org.apache.openjpa.kernel.StoreManager, org.apache.openjpa.kernel.PCState, int, org.apache.openjpa.kernel.FetchConfiguration, java.lang.Object)"><!-- --></A><H3> |
| loadAll</H3> |
| <PRE> |
| public static <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/Collection.html" title="class or interface in java.util">Collection</A> <B>loadAll</B>(<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/Collection.html" title="class or interface in java.util">Collection</A> sms, |
| <A HREF="../../../../org/apache/openjpa/kernel/StoreManager.html" title="interface in org.apache.openjpa.kernel">StoreManager</A> store, |
| <A HREF="../../../../org/apache/openjpa/kernel/PCState.html" title="class in org.apache.openjpa.kernel">PCState</A> state, |
| int load, |
| <A HREF="../../../../org/apache/openjpa/kernel/FetchConfiguration.html" title="interface in org.apache.openjpa.kernel">FetchConfiguration</A> fetch, |
| <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> context)</PRE> |
| <DL> |
| <DD>Helper for store manager implementations. This method simply delegates |
| to the proper singular method for each state manager. |
| <P> |
| <DD><DL> |
| <DT><B>Since:</B></DT> |
| <DD>0.4.0</DD> |
| <DT><B>See Also:</B><DD><A HREF="../../../../org/apache/openjpa/kernel/StoreManager.html#loadAll(java.util.Collection, org.apache.openjpa.kernel.PCState, int, org.apache.openjpa.kernel.FetchConfiguration, java.lang.Object)"><CODE>StoreManager.loadAll(java.util.Collection, org.apache.openjpa.kernel.PCState, int, org.apache.openjpa.kernel.FetchConfiguration, java.lang.Object)</CODE></A></DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="generateIdentityValue(org.apache.openjpa.kernel.StoreContext, org.apache.openjpa.meta.ClassMetaData, int)"><!-- --></A><H3> |
| generateIdentityValue</H3> |
| <PRE> |
| public static <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>generateIdentityValue</B>(<A HREF="../../../../org/apache/openjpa/kernel/StoreContext.html" title="interface in org.apache.openjpa.kernel">StoreContext</A> ctx, |
| <A HREF="../../../../org/apache/openjpa/meta/ClassMetaData.html" title="class in org.apache.openjpa.meta">ClassMetaData</A> meta, |
| int typeCode)</PRE> |
| <DL> |
| <DD>Generate a value for the given metadata, or return null. Generates |
| values for hte following strategies: <A HREF="../../../../org/apache/openjpa/meta/ValueStrategies.html#SEQUENCE"><CODE>ValueStrategies.SEQUENCE</CODE></A>, |
| <A HREF="../../../../org/apache/openjpa/meta/ValueStrategies.html#UUID_STRING"><CODE>ValueStrategies.UUID_STRING</CODE></A>, <A HREF="../../../../org/apache/openjpa/meta/ValueStrategies.html#UUID_HEX"><CODE>ValueStrategies.UUID_HEX</CODE></A> |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="generateFieldValue(org.apache.openjpa.kernel.StoreContext, org.apache.openjpa.meta.FieldMetaData)"><!-- --></A><H3> |
| generateFieldValue</H3> |
| <PRE> |
| public static <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>generateFieldValue</B>(<A HREF="../../../../org/apache/openjpa/kernel/StoreContext.html" title="interface in org.apache.openjpa.kernel">StoreContext</A> ctx, |
| <A HREF="../../../../org/apache/openjpa/meta/FieldMetaData.html" title="class in org.apache.openjpa.meta">FieldMetaData</A> fmd)</PRE> |
| <DL> |
| <DD>Generate a value for the given metadata, or return null. Generates |
| values for hte following strategies: <A HREF="../../../../org/apache/openjpa/meta/ValueStrategies.html#SEQUENCE"><CODE>ValueStrategies.SEQUENCE</CODE></A>, |
| <A HREF="../../../../org/apache/openjpa/meta/ValueStrategies.html#UUID_STRING"><CODE>ValueStrategies.UUID_STRING</CODE></A>, <A HREF="../../../../org/apache/openjpa/meta/ValueStrategies.html#UUID_HEX"><CODE>ValueStrategies.UUID_HEX</CODE></A> |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="getUpdateFields(org.apache.openjpa.kernel.OpenJPAStateManager)"><!-- --></A><H3> |
| getUpdateFields</H3> |
| <PRE> |
| public static <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/BitSet.html" title="class or interface in java.util">BitSet</A> <B>getUpdateFields</B>(<A HREF="../../../../org/apache/openjpa/kernel/OpenJPAStateManager.html" title="interface in org.apache.openjpa.kernel">OpenJPAStateManager</A> sm)</PRE> |
| <DL> |
| <DD>Returns the fields of the state that require an update. |
| <P> |
| <DD><DL> |
| <DT><B>Parameters:</B><DD><CODE>sm</CODE> - the state to check |
| <DT><B>Returns:</B><DD>the BitSet of fields that need update, or null if none</DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="close(java.lang.Object)"><!-- --></A><H3> |
| close</H3> |
| <PRE> |
| public static void <B>close</B>(<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> o)</PRE> |
| <DL> |
| <DD>Close the given resource. The resource can be an extent iterator, |
| query result, large result set relation, or any closeable OpenJPA |
| component. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="isManagedType(org.apache.openjpa.conf.OpenJPAConfiguration, java.lang.Class)"><!-- --></A><H3> |
| isManagedType</H3> |
| <PRE> |
| public static boolean <B>isManagedType</B>(<A HREF="../../../../org/apache/openjpa/conf/OpenJPAConfiguration.html" title="interface in org.apache.openjpa.conf">OpenJPAConfiguration</A> conf, |
| <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Class.html" title="class or interface in java.lang">Class</A> type)</PRE> |
| <DL> |
| <DD>Returns true if the specified class is a type that can be managed by |
| OpenJPA. |
| <P> |
| <DD><DL> |
| <DT><B>Parameters:</B><DD><CODE>type</CODE> - the class to test |
| <DT><B>Returns:</B><DD>true if the class is manageable.<DT><B>Since:</B></DT> |
| <DD>1.0.0</DD> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="isManageable(java.lang.Object)"><!-- --></A><H3> |
| isManageable</H3> |
| <PRE> |
| public static boolean <B>isManageable</B>(<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> instance)</PRE> |
| <DL> |
| <DD>Returns true if the specified instance is manageable. |
| <P> |
| <DD><DL> |
| <DT><B>Parameters:</B><DD><CODE>instance</CODE> - the object to check |
| <DT><B>Returns:</B><DD>true if the instance is a persistent type, false otherwise</DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="isAssignable(java.lang.Class, java.lang.Class)"><!-- --></A><H3> |
| isAssignable</H3> |
| <PRE> |
| public static boolean <B>isAssignable</B>(<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Class.html" title="class or interface in java.lang">Class</A> from, |
| <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Class.html" title="class or interface in java.lang">Class</A> to)</PRE> |
| <DL> |
| <DD>Returns true if the referenced "to" class is assignable to the "from" |
| class. This helper method utilizes a cache to help avoid the overhead |
| of the Class.isAssignableFrom() method. |
| <P> |
| <DD><DL> |
| <DT><B>Parameters:</B><DD><CODE>from</CODE> - target class instance to be checked for assignability<DD><CODE>to</CODE> - second class instance to be checked for assignability |
| <DT><B>Returns:</B><DD>true if the "to" class is assignable to the "from" class</DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="toPersistenceCapable(java.lang.Object, java.lang.Object)"><!-- --></A><H3> |
| toPersistenceCapable</H3> |
| <PRE> |
| public static <A HREF="../../../../org/apache/openjpa/enhance/PersistenceCapable.html" title="interface in org.apache.openjpa.enhance">PersistenceCapable</A> <B>toPersistenceCapable</B>(<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> o, |
| <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> ctx)</PRE> |
| <DL> |
| <DD><DL> |
| |
| <DT><B>Returns:</B><DD>the persistence-capable instance responsible for managing |
| <code>o</code>, or <code>null</code> if <code>o</code> is not manageable.<DT><B>Since:</B></DT> |
| <DD>1.0.0</DD> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="getManagedInstance(java.lang.Object)"><!-- --></A><H3> |
| getManagedInstance</H3> |
| <PRE> |
| public static <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>getManagedInstance</B>(<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> o)</PRE> |
| <DL> |
| <DD><DL> |
| |
| <DT><B>Returns:</B><DD>the user-visible representation of <code>o</code>.<DT><B>Since:</B></DT> |
| <DD>1.0.0</DD> |
| </DL> |
| </DD> |
| </DL> |
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