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org.apache.ws.jaxme.sqls

Interface JoinReference

All Superinterfaces:
SelectTableReference, TableReference
Known Implementing Classes:
JoinReferenceImpl, OraJoinReferenceImpl
public interface JoinReference
extends SelectTableReference
This interface allows to specify join constraints.
Author:
Jochen Wiedmann

Method Summary

SelectTableReference
getLeftJoinedTableReference()
If this is a left join or a left outer join: Returns the joins left table.
CombinedConstraint
getOn()
Returns the references ON condition, if any.
boolean
isJoin()
Returns whether this is a left join, as created by SelectTableReference.join(Table).
boolean
isLeftOuterJoin()
Returns whether this is a left outer join, as created by SelectTableReference.leftOuterJoin(Table).

Methods inherited from interface org.apache.ws.jaxme.sqls.SelectTableReference

getRightJoinedTableReference, getSelectStatement, join, leftOuterJoin

Methods inherited from interface org.apache.ws.jaxme.sqls.TableReference

getAlias, getStatement, getTable, newColumnReference, newColumnReference, newColumnReference, setAlias, setAlias

Method Details

getLeftJoinedTableReference

public SelectTableReference getLeftJoinedTableReference()
If this is a left join or a left outer join: Returns the joins left table.

getOn

public CombinedConstraint getOn()
Returns the references ON condition, if any. The method result is a combined constraint with CombinedConstraint.getType() == CombinedConstraint.Type.AND.

isJoin

public boolean isJoin()
Returns whether this is a left join, as created by SelectTableReference.join(Table).

isLeftOuterJoin

public boolean isLeftOuterJoin()
Returns whether this is a left outer join, as created by SelectTableReference.leftOuterJoin(Table).

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