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| org.apache.cayenne.query</FONT> |
| <BR> |
| Class BatchQuery</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 "><B>org.apache.cayenne.query.BatchQuery</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/query/Query.html" title="interface in org.apache.cayenne.query">Query</A></DD> |
| </DL> |
| <DL> |
| <DT><B>Direct Known Subclasses:</B> <DD><A HREF="../../../../org/apache/cayenne/query/DeleteBatchQuery.html" title="class in org.apache.cayenne.query">DeleteBatchQuery</A>, <A HREF="../../../../org/apache/cayenne/query/InsertBatchQuery.html" title="class in org.apache.cayenne.query">InsertBatchQuery</A>, <A HREF="../../../../org/apache/cayenne/query/UpdateBatchQuery.html" title="class in org.apache.cayenne.query">UpdateBatchQuery</A></DD> |
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| <HR> |
| <DL> |
| <DT><PRE>public abstract class <B>BatchQuery</B><DT>extends <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><DT>implements <A HREF="../../../../org/apache/cayenne/query/Query.html" title="interface in org.apache.cayenne.query">Query</A></DL> |
| </PRE> |
| |
| <P> |
| BatchQuery and its descendants allow to group similar data for the batch database |
| modifications, including inserts, updates and deletes. Single BatchQuery corresponds to |
| a parameterized PreparedStatement and a matrix of values. |
| <P> |
| |
| <P> |
| <DL> |
| <DT><B>See Also:</B><DD><A HREF="../../../../serialized-form.html#org.apache.cayenne.query.BatchQuery">Serialized Form</A></DL> |
| <HR> |
| |
| <P> |
| <!-- =========== FIELD SUMMARY =========== --> |
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| <B>Field Summary</B></FONT></TH> |
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| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE>protected int</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/cayenne/query/BatchQuery.html#batchIndex">batchIndex</A></B></CODE> |
| |
| <BR> |
| </TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE>protected <A HREF="../../../../org/apache/cayenne/map/DbEntity.html" title="class in org.apache.cayenne.map">DbEntity</A></CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/cayenne/query/BatchQuery.html#dbEntity">dbEntity</A></B></CODE> |
| |
| <BR> |
| </TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE>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></CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/cayenne/query/BatchQuery.html#name">name</A></B></CODE> |
| |
| <BR> |
| </TD> |
| </TR> |
| </TABLE> |
| |
| <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
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| <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/cayenne/query/BatchQuery.html#BatchQuery(org.apache.cayenne.map.DbEntity)">BatchQuery</A></B>(<A HREF="../../../../org/apache/cayenne/map/DbEntity.html" title="class in org.apache.cayenne.map">DbEntity</A> dbEntity)</CODE> |
| |
| <BR> |
| </TD> |
| </TR> |
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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> <A HREF="../../../../org/apache/cayenne/query/SQLAction.html" title="interface in org.apache.cayenne.query">SQLAction</A></CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/cayenne/query/BatchQuery.html#createSQLAction(org.apache.cayenne.query.SQLActionVisitor)">createSQLAction</A></B>(<A HREF="../../../../org/apache/cayenne/query/SQLActionVisitor.html" title="interface in org.apache.cayenne.query">SQLActionVisitor</A> visitor)</CODE> |
| |
| <BR> |
| Calls "batchAction" on the visitor.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE>abstract <A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</A><<A HREF="../../../../org/apache/cayenne/map/DbAttribute.html" title="class in org.apache.cayenne.map">DbAttribute</A>></CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/cayenne/query/BatchQuery.html#getDbAttributes()">getDbAttributes</A></B>()</CODE> |
| |
| <BR> |
| Returns a list of DbAttributes describing batch parameters.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> <A HREF="../../../../org/apache/cayenne/map/DbEntity.html" title="class in org.apache.cayenne.map">DbEntity</A></CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/cayenne/query/BatchQuery.html#getDbEntity()">getDbEntity</A></B>()</CODE> |
| |
| <BR> |
| Returns a DbEntity associated with this batch.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> <A HREF="../../../../org/apache/cayenne/query/QueryMetadata.html" title="interface in org.apache.cayenne.query">QueryMetadata</A></CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/cayenne/query/BatchQuery.html#getMetaData(org.apache.cayenne.map.EntityResolver)">getMetaData</A></B>(<A HREF="../../../../org/apache/cayenne/map/EntityResolver.html" title="class in org.apache.cayenne.map">EntityResolver</A> resolver)</CODE> |
| |
| <BR> |
| Returns default select parameters.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> <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/query/BatchQuery.html#getName()">getName</A></B>()</CODE> |
| |
| <BR> |
| Returns a symbolic name of the query.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> <A HREF="../../../../org/apache/cayenne/ObjectId.html" title="class in org.apache.cayenne">ObjectId</A></CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/cayenne/query/BatchQuery.html#getObjectId()">getObjectId</A></B>()</CODE> |
| |
| <BR> |
| Returns an ObjectId associated with the current batch iteration.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE>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></CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/cayenne/query/BatchQuery.html#getValue(int)">getValue</A></B>(int valueIndex)</CODE> |
| |
| <BR> |
| Returns a value at a given index for the current batch iteration.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE>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></CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/cayenne/query/BatchQuery.html#getValue(java.util.Map, org.apache.cayenne.map.DbAttribute)">getValue</A></B>(<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><<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/Object.html?is-external=true" title="class or interface in java.lang">Object</A>> valueMap, |
| <A HREF="../../../../org/apache/cayenne/map/DbAttribute.html" title="class in org.apache.cayenne.map">DbAttribute</A> attribute)</CODE> |
| |
| <BR> |
| A helper method used by subclasses to resolve deferred values on demand.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> boolean</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/cayenne/query/BatchQuery.html#isEmpty()">isEmpty</A></B>()</CODE> |
| |
| <BR> |
| Returns <code>true</code> if this batch query has no parameter rows.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> boolean</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/cayenne/query/BatchQuery.html#isUsingOptimisticLocking()">isUsingOptimisticLocking</A></B>()</CODE> |
| |
| <BR> |
| Returns true if the batch query uses optimistic locking.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> boolean</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/cayenne/query/BatchQuery.html#next()">next</A></B>()</CODE> |
| |
| <BR> |
| Repositions batch to the next object, so that subsequent calls to getObject(int) |
| would return the values of the next batch object.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> void</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/cayenne/query/BatchQuery.html#reset()">reset</A></B>()</CODE> |
| |
| <BR> |
| Rewinds batch to the first parameter row.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> void</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/cayenne/query/BatchQuery.html#route(org.apache.cayenne.query.QueryRouter, org.apache.cayenne.map.EntityResolver, org.apache.cayenne.query.Query)">route</A></B>(<A HREF="../../../../org/apache/cayenne/query/QueryRouter.html" title="interface in org.apache.cayenne.query">QueryRouter</A> router, |
| <A HREF="../../../../org/apache/cayenne/map/EntityResolver.html" title="class in org.apache.cayenne.map">EntityResolver</A> resolver, |
| <A HREF="../../../../org/apache/cayenne/query/Query.html" title="interface in org.apache.cayenne.query">Query</A> substitutedQuery)</CODE> |
| |
| <BR> |
| A callback method invoked by Cayenne during the routing phase of the query |
| execution.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> void</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/cayenne/query/BatchQuery.html#setName(java.lang.String)">setName</A></B>(<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> name)</CODE> |
| |
| <BR> |
| </TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE>abstract int</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/cayenne/query/BatchQuery.html#size()">size</A></B>()</CODE> |
| |
| <BR> |
| Returns the number of parameter rows in a batch.</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/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#equals(java.lang.Object)" title="class or interface in java.lang">equals</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#toString()" title="class or interface in java.lang">toString</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> |
| |
| <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="batchIndex"><!-- --></A><H3> |
| batchIndex</H3> |
| <PRE> |
| protected int <B>batchIndex</B></PRE> |
| <DL> |
| <DL> |
| <DT><B>Since:</B></DT> |
| <DD>1.2</DD> |
| </DL> |
| </DL> |
| <HR> |
| |
| <A NAME="dbEntity"><!-- --></A><H3> |
| dbEntity</H3> |
| <PRE> |
| protected <A HREF="../../../../org/apache/cayenne/map/DbEntity.html" title="class in org.apache.cayenne.map">DbEntity</A> <B>dbEntity</B></PRE> |
| <DL> |
| <DL> |
| <DT><B>Since:</B></DT> |
| <DD>1.2</DD> |
| </DL> |
| </DL> |
| <HR> |
| |
| <A NAME="name"><!-- --></A><H3> |
| name</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>name</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="BatchQuery(org.apache.cayenne.map.DbEntity)"><!-- --></A><H3> |
| BatchQuery</H3> |
| <PRE> |
| public <B>BatchQuery</B>(<A HREF="../../../../org/apache/cayenne/map/DbEntity.html" title="class in org.apache.cayenne.map">DbEntity</A> dbEntity)</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="getName()"><!-- --></A><H3> |
| getName</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>getName</B>()</PRE> |
| <DL> |
| <DD><B>Description copied from interface: <CODE><A HREF="../../../../org/apache/cayenne/query/Query.html#getName()">Query</A></CODE></B></DD> |
| <DD>Returns a symbolic name of the query. The name may be used as a key to find queries |
| stored in the DataMap. Some query implementors reuse the name as a QueryMetadata |
| cache key. Generally the name can be null. |
| <P> |
| <DD><DL> |
| <DT><B>Specified by:</B><DD><CODE><A HREF="../../../../org/apache/cayenne/query/Query.html#getName()">getName</A></CODE> in interface <CODE><A HREF="../../../../org/apache/cayenne/query/Query.html" title="interface in org.apache.cayenne.query">Query</A></CODE></DL> |
| </DD> |
| <DD><DL> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="setName(java.lang.String)"><!-- --></A><H3> |
| setName</H3> |
| <PRE> |
| public void <B>setName</B>(<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> name)</PRE> |
| <DL> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="getMetaData(org.apache.cayenne.map.EntityResolver)"><!-- --></A><H3> |
| getMetaData</H3> |
| <PRE> |
| public <A HREF="../../../../org/apache/cayenne/query/QueryMetadata.html" title="interface in org.apache.cayenne.query">QueryMetadata</A> <B>getMetaData</B>(<A HREF="../../../../org/apache/cayenne/map/EntityResolver.html" title="class in org.apache.cayenne.map">EntityResolver</A> resolver)</PRE> |
| <DL> |
| <DD>Returns default select parameters. |
| <P> |
| <DD><DL> |
| <DT><B>Specified by:</B><DD><CODE><A HREF="../../../../org/apache/cayenne/query/Query.html#getMetaData(org.apache.cayenne.map.EntityResolver)">getMetaData</A></CODE> in interface <CODE><A HREF="../../../../org/apache/cayenne/query/Query.html" title="interface in org.apache.cayenne.query">Query</A></CODE></DL> |
| </DD> |
| <DD><DL> |
| <DT><B>Since:</B></DT> |
| <DD>1.2</DD> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="route(org.apache.cayenne.query.QueryRouter, org.apache.cayenne.map.EntityResolver, org.apache.cayenne.query.Query)"><!-- --></A><H3> |
| route</H3> |
| <PRE> |
| public void <B>route</B>(<A HREF="../../../../org/apache/cayenne/query/QueryRouter.html" title="interface in org.apache.cayenne.query">QueryRouter</A> router, |
| <A HREF="../../../../org/apache/cayenne/map/EntityResolver.html" title="class in org.apache.cayenne.map">EntityResolver</A> resolver, |
| <A HREF="../../../../org/apache/cayenne/query/Query.html" title="interface in org.apache.cayenne.query">Query</A> substitutedQuery)</PRE> |
| <DL> |
| <DD><B>Description copied from interface: <CODE><A HREF="../../../../org/apache/cayenne/query/Query.html#route(org.apache.cayenne.query.QueryRouter, org.apache.cayenne.map.EntityResolver, org.apache.cayenne.query.Query)">Query</A></CODE></B></DD> |
| <DD>A callback method invoked by Cayenne during the routing phase of the query |
| execution. Mapping of DataNodes is provided by QueryRouter. Query should use a |
| <A HREF="../../../../org/apache/cayenne/query/QueryRouter.html#route(org.apache.cayenne.access.QueryEngine, org.apache.cayenne.query.Query, org.apache.cayenne.query.Query)"><CODE>QueryRouter.route(QueryEngine, Query, Query)</CODE></A> callback method to route |
| itself. Query can create one or more substitute queries or even provide its own |
| QueryEngine to execute itself. |
| <P> |
| <DD><DL> |
| <DT><B>Specified by:</B><DD><CODE><A HREF="../../../../org/apache/cayenne/query/Query.html#route(org.apache.cayenne.query.QueryRouter, org.apache.cayenne.map.EntityResolver, org.apache.cayenne.query.Query)">route</A></CODE> in interface <CODE><A HREF="../../../../org/apache/cayenne/query/Query.html" title="interface in org.apache.cayenne.query">Query</A></CODE></DL> |
| </DD> |
| <DD><DL> |
| <DT><B>Since:</B></DT> |
| <DD>1.2</DD> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="createSQLAction(org.apache.cayenne.query.SQLActionVisitor)"><!-- --></A><H3> |
| createSQLAction</H3> |
| <PRE> |
| public <A HREF="../../../../org/apache/cayenne/query/SQLAction.html" title="interface in org.apache.cayenne.query">SQLAction</A> <B>createSQLAction</B>(<A HREF="../../../../org/apache/cayenne/query/SQLActionVisitor.html" title="interface in org.apache.cayenne.query">SQLActionVisitor</A> visitor)</PRE> |
| <DL> |
| <DD>Calls "batchAction" on the visitor. |
| <P> |
| <DD><DL> |
| <DT><B>Specified by:</B><DD><CODE><A HREF="../../../../org/apache/cayenne/query/Query.html#createSQLAction(org.apache.cayenne.query.SQLActionVisitor)">createSQLAction</A></CODE> in interface <CODE><A HREF="../../../../org/apache/cayenne/query/Query.html" title="interface in org.apache.cayenne.query">Query</A></CODE></DL> |
| </DD> |
| <DD><DL> |
| <DT><B>Since:</B></DT> |
| <DD>1.2</DD> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="isUsingOptimisticLocking()"><!-- --></A><H3> |
| isUsingOptimisticLocking</H3> |
| <PRE> |
| public boolean <B>isUsingOptimisticLocking</B>()</PRE> |
| <DL> |
| <DD>Returns true if the batch query uses optimistic locking. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| <DT><B>Since:</B></DT> |
| <DD>1.1</DD> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="getDbEntity()"><!-- --></A><H3> |
| getDbEntity</H3> |
| <PRE> |
| public <A HREF="../../../../org/apache/cayenne/map/DbEntity.html" title="class in org.apache.cayenne.map">DbEntity</A> <B>getDbEntity</B>()</PRE> |
| <DL> |
| <DD>Returns a DbEntity associated with this batch. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="isEmpty()"><!-- --></A><H3> |
| isEmpty</H3> |
| <PRE> |
| public boolean <B>isEmpty</B>()</PRE> |
| <DL> |
| <DD>Returns <code>true</code> if this batch query has no parameter rows. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="getDbAttributes()"><!-- --></A><H3> |
| getDbAttributes</H3> |
| <PRE> |
| public abstract <A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</A><<A HREF="../../../../org/apache/cayenne/map/DbAttribute.html" title="class in org.apache.cayenne.map">DbAttribute</A>> <B>getDbAttributes</B>()</PRE> |
| <DL> |
| <DD>Returns a list of DbAttributes describing batch parameters. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="reset()"><!-- --></A><H3> |
| reset</H3> |
| <PRE> |
| public void <B>reset</B>()</PRE> |
| <DL> |
| <DD>Rewinds batch to the first parameter row. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="next()"><!-- --></A><H3> |
| next</H3> |
| <PRE> |
| public boolean <B>next</B>()</PRE> |
| <DL> |
| <DD>Repositions batch to the next object, so that subsequent calls to getObject(int) |
| would return the values of the next batch object. Returns <code>true</code> if |
| batch has more objects to iterate over, <code>false</code> otherwise. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="getValue(int)"><!-- --></A><H3> |
| getValue</H3> |
| <PRE> |
| public 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>getValue</B>(int valueIndex)</PRE> |
| <DL> |
| <DD>Returns a value at a given index for the current batch iteration. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| <DT><B>Since:</B></DT> |
| <DD>1.2</DD> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="size()"><!-- --></A><H3> |
| size</H3> |
| <PRE> |
| public abstract int <B>size</B>()</PRE> |
| <DL> |
| <DD>Returns the number of parameter rows in a batch. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="getValue(java.util.Map, org.apache.cayenne.map.DbAttribute)"><!-- --></A><H3> |
| getValue</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>getValue</B>(<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><<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/Object.html?is-external=true" title="class or interface in java.lang">Object</A>> valueMap, |
| <A HREF="../../../../org/apache/cayenne/map/DbAttribute.html" title="class in org.apache.cayenne.map">DbAttribute</A> attribute)</PRE> |
| <DL> |
| <DD>A helper method used by subclasses to resolve deferred values on demand. This is |
| useful when a certain value comes from a generated key of another master object. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| <DT><B>Since:</B></DT> |
| <DD>1.2</DD> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="getObjectId()"><!-- --></A><H3> |
| getObjectId</H3> |
| <PRE> |
| public <A HREF="../../../../org/apache/cayenne/ObjectId.html" title="class in org.apache.cayenne">ObjectId</A> <B>getObjectId</B>()</PRE> |
| <DL> |
| <DD>Returns an ObjectId associated with the current batch iteration. Used internally by |
| Cayenne to match current iteration with a specific object and assign it generated |
| keys. |
| <p> |
| Default implementation simply returns null. |
| </p> |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| <DT><B>Since:</B></DT> |
| <DD>1.2</DD> |
| </DL> |
| </DD> |
| </DL> |
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