org.hobsoft.symmetry.ui.traversal.DelegatingTreeVisitor Maven / Gradle / Ivy
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/*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.hobsoft.symmetry.ui.traversal;
import org.hobsoft.symmetry.ui.Tree;
import org.hobsoft.symmetry.ui.model.TreePath;
/**
*
*
* @author Mark Hobson
* @param
* the component type this visitor can visit
* @param
* the parameter type this visitor takes
* @param
* the exception type this visitor can throw
*/
public abstract class DelegatingTreeVisitor
extends DelegatingHierarchicalComponentVisitor
implements TreeVisitor
{
// constructors -----------------------------------------------------------
public DelegatingTreeVisitor(TreeVisitor delegate)
{
super(delegate);
}
// TreeVisitor methods ----------------------------------------------------
/**
* {@inheritDoc}
*/
@Override
public Visit visitNode(T tree, P parameter, TreePath path) throws E
{
return getDelegate(tree, parameter).visitNode(tree, parameter, path);
}
/**
* {@inheritDoc}
*/
@Override
public Visit visitNodeChildren(T tree, P parameter, TreePath path) throws E
{
return getDelegate(tree, parameter).visitNodeChildren(tree, parameter, path);
}
/**
* {@inheritDoc}
*/
@Override
public EndVisit endVisitNodeChildren(T tree, P parameter, TreePath path) throws E
{
return getDelegate(tree, parameter).endVisitNodeChildren(tree, parameter, path);
}
/**
* {@inheritDoc}
*/
@Override
public EndVisit endVisitNode(T tree, P parameter, TreePath path) throws E
{
return getDelegate(tree, parameter).endVisitNode(tree, parameter, path);
}
// DelegatingHierarchicalComponentVisitor methods -------------------------
/**
* {@inheritDoc}
*/
@Override
public TreeVisitor getDelegate(T tree, P parameter)
{
return (TreeVisitor) super.getDelegate(tree, parameter);
}
}