|
||||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | |||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |
java.lang.Objectorg.apache.jackrabbit.spi.commons.query.QueryNode
org.apache.jackrabbit.spi.commons.query.NAryQueryNode
org.apache.jackrabbit.spi.commons.query.LocationStepQueryNode
org.apache.jackrabbit.spi.commons.query.DerefQueryNode
public class DerefQueryNode
Represents query node that dereferences a reference property into a node and does an optional name test on the target node.
Field Summary |
---|
Fields inherited from class org.apache.jackrabbit.spi.commons.query.LocationStepQueryNode |
---|
EMPTY_NAME, LAST, NONE |
Fields inherited from class org.apache.jackrabbit.spi.commons.query.NAryQueryNode |
---|
operands |
Fields inherited from class org.apache.jackrabbit.spi.commons.query.QueryNode |
---|
TYPE_AND, TYPE_DEREF, TYPE_EXACT, TYPE_LOCATION, TYPE_NODETYPE, TYPE_NOT, TYPE_OR, TYPE_ORDER, TYPE_PATH, TYPE_PROP_FUNCTION, TYPE_RELATION, TYPE_ROOT, TYPE_TEXTSEARCH |
Constructor Summary | |
---|---|
protected |
DerefQueryNode(QueryNode parent,
Name nameTest,
boolean descendants)
Creates a new DerefQueryNode without a name set for the
reference property. |
Method Summary | |
---|---|
Object |
accept(QueryNodeVisitor visitor,
Object data)
Accepts a QueryNodeVisitor and calls the apropriate visit
method on the visitor depending on the concrete implementation of
this QueryNode . |
boolean |
equals(Object obj)
Returns true if obj is the same type of
QueryNode as this node and is equal to
this node. |
Name |
getRefProperty()
Returns the name of the reference property or null if
none is set. |
int |
getType()
Returns the type of this query node. |
boolean |
needsSystemTree()
Returns true if this query node needs items under
/jcr:system to be queried. |
void |
setRefProperty(Name propertyName)
Sets a new name for the reference property. |
Methods inherited from class org.apache.jackrabbit.spi.commons.query.LocationStepQueryNode |
---|
addPredicate, getIncludeDescendants, getIndex, getNameTest, getPredicates, setIncludeDescendants, setIndex, setNameTest |
Methods inherited from class org.apache.jackrabbit.spi.commons.query.NAryQueryNode |
---|
acceptOperands, addOperand, getNumOperands, getOperands, removeOperand |
Methods inherited from class org.apache.jackrabbit.spi.commons.query.QueryNode |
---|
dump, getParent |
Methods inherited from class java.lang.Object |
---|
clone, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
---|
protected DerefQueryNode(QueryNode parent, Name nameTest, boolean descendants)
DerefQueryNode
without a name set for the
reference property.
parent
- the parent query node.nameTest
- the name test on the target node, or null
if no name test should be performed on the target node.descendants
- if true
this location step uses the
descendant-or-self axis; otherwise the child axis.Method Detail |
---|
public void setRefProperty(Name propertyName)
propertyName
- the name of the reference property.public Name getRefProperty()
null
if
none is set.
null
if
none is set.public int getType()
getType
in class LocationStepQueryNode
public Object accept(QueryNodeVisitor visitor, Object data) throws RepositoryException
QueryNodeVisitor
and calls the apropriate visit
method on the visitor depending on the concrete implementation of
this QueryNode
.
accept
in class LocationStepQueryNode
visitor
- the visitor to call back.data
- arbitrary data for the visitor.
visitor.visit()
call.
RepositoryException
public boolean equals(Object obj)
QueryNode
true
if obj
is the same type of
QueryNode
as this
node and is equal to
this
node.
equals
in class LocationStepQueryNode
obj
- the reference object with which to compare.
true
if obj
is equal to
this
; false
otherwise.public boolean needsSystemTree()
true
if this query node needs items under
/jcr:system to be queried.
needsSystemTree
in class NAryQueryNode
true
if this query node needs content under
/jcr:system to be queried; false
otherwise.
|
||||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | |||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |