    001// Copyright 2010, 2013 The Apache Software Foundation
    002//
    003// Licensed under the Apache License, Version 2.0 (the "License");
    004// you may not use this file except in compliance with the License.
    005// You may obtain a copy of the License at
    006//
    007// http://www.apache.org/licenses/LICENSE-2.0
    008//
    009// Unless required by applicable law or agreed to in writing, software
    010// distributed under the License is distributed on an "AS IS" BASIS,
    011// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    012// See the License for the specific language governing permissions and
    013// limitations under the License.
    014
    015package org.apache.tapestry5;
    016
    017import java.util.List;
    018
    019/**
    020 * Wrapper around a {@link ValidationTracker} that delegates all methods to the wrapped instance.
    021 * Subclasses will often override specific methods.
    022 *
    023 * @since 5.2.0
    024 */
    025public class ValidationTrackerWrapper implements ValidationTracker
    026{
    027    private final ValidationTracker delegate;
    028
    029    public ValidationTrackerWrapper(ValidationTracker delegate)
    030    {
    031        this.delegate = delegate;
    032    }
    033
    034    public void clear()
    035    {
    036        delegate.clear();
    037    }
    038
    039    public String getError(Field field)
    040    {
    041        return delegate.getError(field);
    042    }
    043
    044    public List<String> getErrors()
    045    {
    046        return delegate.getErrors();
    047    }
    048
    049    public List<String> getUnassociatedErrors()
    050    {
    051        return delegate.getUnassociatedErrors();
    052    }
    053
    054    public boolean getHasErrors()
    055    {
    056        return delegate.getHasErrors();
    057    }
    058
    059    public String getInput(Field field)
    060    {
    061        return delegate.getInput(field);
    062    }
    063
    064    public boolean inError(Field field)
    065    {
    066        return delegate.inError(field);
    067    }
    068
    069    public void recordError(Field field, String errorMessage)
    070    {
    071        delegate.recordError(field, errorMessage);
    072    }
    073
    074    public void recordError(String errorMessage)
    075    {
    076        delegate.recordError(errorMessage);
    077    }
    078
    079    public void recordInput(Field field, String input)
    080    {
    081        delegate.recordInput(field, input);
    082    }
    083
    084    /** Returns the instance to which methods are delegated. */
    085    protected ValidationTracker getDelegate()
    086    {
    087        return delegate;
    088    }
    089}