org.apache.jackrabbit.commons.predicate

Class IsNodePredicate

java.lang.Object

org.apache.jackrabbit.commons.predicate.DepthPredicate

org.apache.jackrabbit.commons.predicate.IsNodePredicate

All Implemented Interfaces:

Predicate

public class IsNodePredicate
extends DepthPredicate

Item filter that checks if an item is a node.

Field Summary

Fields

Modifier and Type	Field and Description
protected boolean	isNode Polarity of this filter

Fields inherited from class org.apache.jackrabbit.commons.predicate.DepthPredicate

maxDepth, minDepth

Fields inherited from interface org.apache.jackrabbit.commons.predicate.Predicate

FALSE, TRUE

Constructor Summary

Constructors

Constructor and Description
IsNodePredicate() Default constructor.
IsNodePredicate(boolean polarity) Creates a new node item filter
IsNodePredicate(boolean polarity, int minDepth, int maxDepth) Creates a new node item filter.

Method Summary

Methods

Modifier and Type	Method and Description
protected boolean	matches(javax.jcr.Item item) Returns true if the item is a node and the polarity is positive (true).

Methods inherited from class org.apache.jackrabbit.commons.predicate.DepthPredicate

evaluate

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

isNode

protected final boolean isNode

Polarity of this filter

Constructor Detail

IsNodePredicate

public IsNodePredicate()

Default constructor.

IsNodePredicate

public IsNodePredicate(boolean polarity,
               int minDepth,
               int maxDepth)

Creates a new node item filter.

Parameters:

polarity - the polarity of this filter. if true it matches nodes, if false it matches properties.

minDepth - the minimum depth

maxDepth - the maximum depth

See Also:

DepthPredicate

IsNodePredicate

public IsNodePredicate(boolean polarity)

Creates a new node item filter

Parameters:

polarity - the polarity of this filter. if true it matches nodes, if false it matches properties.

Method Detail

matches

protected boolean matches(javax.jcr.Item item)
                   throws javax.jcr.RepositoryException

Returns true if the item is a node and the polarity is positive (true).

Overrides:

matches in class DepthPredicate

Parameters:

item - the item to match

Returns:

true if the item matches; false otherwise.

Throws:

javax.jcr.RepositoryException - if an error occurs.

See Also:

DepthPredicate.matches(javax.jcr.Item)