/*
* Copyright 2008 Udai Gupta, Ralf Joachim
*
* 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.castor.cpa.query.object;
import org.castor.cpa.query.Field;
/**
* Final immutable class that implements Field.
*
* @author <a href="mailto:mailtoud AT gmail DOT com">Udai Gupta</a>
* @author <a href="mailto:ralf DOT joachim AT syscon DOT eu">Ralf Joachim</a>
* @version $Revision: 7121 $ $Date: 2006-04-25 16:09:10 -0600 (Tue, 25 Apr 2006) $
* @since 1.3
*/
public final class FieldImpl extends AbstractField {
//--------------------------------------------------------------------------
/** The parent of the field. */
private final Field _parent;
/** The name of the field. */
private final String _name;
//--------------------------------------------------------------------------
/**
* Construct field implementation.
*
* @param parent The parent of the field.
* @param name The name of the field.
*/
public FieldImpl(final Field parent, final String name) {
if (parent == null) { throw new NullPointerException(); }
if (name == null) { throw new NullPointerException(); }
_parent = parent;
_name = name;
}
//--------------------------------------------------------------------------
/**
* Gets the parent of the field.
*
* @return The parent of the field.
*/
public Field getParent() {
return _parent;
}
/**
* Gets the name of the field.
*
* @return The name of the field.
*/
public String getName() {
return _name;
}
//--------------------------------------------------------------------------
/**
* {@inheritDoc}
*/
public StringBuilder toString(final StringBuilder sb) {
_parent.toString(sb);
sb.append('.');
sb.append(_name);
return sb;
}
//--------------------------------------------------------------------------
}