org.apache.maven.shared.dependency.tree.filter
Class AncestorOrSelfDependencyNodeFilter

java.lang.Object
  org.apache.maven.shared.dependency.tree.filter.AncestorOrSelfDependencyNodeFilter

All Implemented Interfaces:

DependencyNodeFilter

public class AncestorOrSelfDependencyNodeFilter
extends java.lang.Object
implements DependencyNodeFilter

A dependency node filter than only accepts nodes that are ancestors of, or equal to, a given list of nodes.

Since:

1.1

Version:

$Id: AncestorOrSelfDependencyNodeFilter.java 549521 2007-06-21 15:53:42Z markh $

Author:

Mark Hobson

Field Summary

private java.util.List

descendantNodes The list of nodes that this filter accepts ancestors-or-self of.

Constructor Summary

AncestorOrSelfDependencyNodeFilter(DependencyNode descendantNode)

AncestorOrSelfDependencyNodeFilter(java.util.List descendantNodes)
Creates a dependency node filter that only accepts nodes that are ancestors of, or equal to, the specified list of nodes.

Method Summary

boolean	accept(DependencyNode node) Gets whether this filter accepts the specified dependency node.
private boolean	isAncestorOrSelf(DependencyNode ancestorNode, DependencyNode descendantNode) Gets whether the first dependency node is an ancestor-or-self of the second.

Methods inherited from class java.lang.Object

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

Field Detail

descendantNodes

private final java.util.List descendantNodes

The list of nodes that this filter accepts ancestors-or-self of.

Constructor Detail

AncestorOrSelfDependencyNodeFilter

public AncestorOrSelfDependencyNodeFilter(DependencyNode descendantNode)

AncestorOrSelfDependencyNodeFilter

public AncestorOrSelfDependencyNodeFilter(java.util.List descendantNodes)

Creates a dependency node filter that only accepts nodes that are ancestors of, or equal to, the specified list of nodes.

Parameters:

descendantNodes - the list of nodes to accept ancestors-or-self of

Method Detail

accept

public boolean accept(DependencyNode node)

Description copied from interface: DependencyNodeFilter

Gets whether this filter accepts the specified dependency node.

Specified by:

accept in interface DependencyNodeFilter

Parameters:

node - the dependency node to check

Returns:

true if this filter accepts the specified dependency node

isAncestorOrSelf

private boolean isAncestorOrSelf(DependencyNode ancestorNode,
                                 DependencyNode descendantNode)

Gets whether the first dependency node is an ancestor-or-self of the second.

Parameters:

ancestorNode - the ancestor-or-self dependency node

descendantNode - the dependency node to test

Returns:

true if ancestorNode is an ancestor, or equal to, descendantNode