org.apache.cayenne.access.jdbc
Class EJBQLJoinAppender
java.lang.Object
org.apache.cayenne.access.jdbc.EJBQLJoinAppender
public class EJBQLJoinAppender
- extends java.lang.Object
Handles appending joins to the content buffer at a marked position.
- Since:
- 3.0
Method Summary |
void |
appendInnerJoin(java.lang.String marker,
org.apache.cayenne.access.jdbc.EJBQLTableId lhsId,
org.apache.cayenne.access.jdbc.EJBQLTableId rhsId)
|
protected void |
appendJoin(java.lang.String marker,
org.apache.cayenne.access.jdbc.EJBQLTableId lhsId,
org.apache.cayenne.access.jdbc.EJBQLTableId rhsId,
java.lang.String semantics)
|
void |
appendOuterJoin(java.lang.String marker,
org.apache.cayenne.access.jdbc.EJBQLTableId lhsId,
org.apache.cayenne.access.jdbc.EJBQLTableId rhsId)
|
java.lang.String |
appendTable(org.apache.cayenne.access.jdbc.EJBQLTableId id)
|
java.lang.String |
registerReusableJoin(java.lang.String sourceIdPath,
java.lang.String relationship,
java.lang.String targetId)
Registers a "reusable" join, returning a preexisting ID if the join is already
registered. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
context
protected EJBQLTranslationContext context
EJBQLJoinAppender
public EJBQLJoinAppender(EJBQLTranslationContext context)
registerReusableJoin
public java.lang.String registerReusableJoin(java.lang.String sourceIdPath,
java.lang.String relationship,
java.lang.String targetId)
- Registers a "reusable" join, returning a preexisting ID if the join is already
registered. Reusable joins are the implicit inner joins that are added as a result
of processing of path expressions in SELECT or WHERE clauses. Note that if an
implicit INNER join overlaps with an explicit INNER join, both joins are added to
the query.
appendInnerJoin
public void appendInnerJoin(java.lang.String marker,
org.apache.cayenne.access.jdbc.EJBQLTableId lhsId,
org.apache.cayenne.access.jdbc.EJBQLTableId rhsId)
appendOuterJoin
public void appendOuterJoin(java.lang.String marker,
org.apache.cayenne.access.jdbc.EJBQLTableId lhsId,
org.apache.cayenne.access.jdbc.EJBQLTableId rhsId)
appendJoin
protected void appendJoin(java.lang.String marker,
org.apache.cayenne.access.jdbc.EJBQLTableId lhsId,
org.apache.cayenne.access.jdbc.EJBQLTableId rhsId,
java.lang.String semantics)
appendTable
public java.lang.String appendTable(org.apache.cayenne.access.jdbc.EJBQLTableId id)
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