Package org.apache.jackrabbit.spi.commons.query

Class OrQueryNode

java.lang.Object

org.apache.jackrabbit.spi.commons.query.QueryNode

org.apache.jackrabbit.spi.commons.query.NAryQueryNode<QueryNode>

org.apache.jackrabbit.spi.commons.query.OrQueryNode

public class OrQueryNode
extends NAryQueryNode<QueryNode>

Implements a query node that defines an OR operation between arbitrary other QueryNodes.

Field Summary

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

Constructors

Modifier	Constructor	Description
protected	OrQueryNode(QueryNode parent)	Creates a new OrQueryNode with a parent query node.

Method Summary

Modifier and Type	Method	Description
Object	accept(QueryNodeVisitor visitor, Object data)	Accepts a QueryNodeVisitor and calls the appropriate 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.
int	getType()	Returns the type of this node.

Methods inherited from class org.apache.jackrabbit.spi.commons.query.NAryQueryNode

acceptOperands, addOperand, getNumOperands, getOperands, needsSystemTree, 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

OrQueryNode

protected OrQueryNode(QueryNode parent)

Creates a new OrQueryNode with a parent query node.

Parameters:

parent - the parent of this OrQueryNode.

Method Detail

accept

public Object accept(QueryNodeVisitor visitor,
                     Object data)
              throws RepositoryException

Accepts a QueryNodeVisitor and calls the appropriate visit method on the visitor depending on the concrete implementation of this QueryNode.

Specified by:

accept in class QueryNode

Parameters:

visitor - the visitor to call back.

data - arbitrary data for the visitor.

Returns:

the return value of the visitor.visit() call.

Throws:

RepositoryException

getType

public int getType()

Returns the type of this node.

Specified by:

getType in class QueryNode

Returns:

the type of this node.

equals

public boolean equals(Object obj)

Returns true if obj is the same type of QueryNode as this node and is equal to this node.

Overrides:

equals in class NAryQueryNode<QueryNode>

Parameters:

obj - the reference object with which to compare.

Returns:

true if obj is equal to this; false otherwise.