org.kalypso.contribs.eclipse.ui.pager.AbstractElementPage.java Source code

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Here is the source code for org.kalypso.contribs.eclipse.ui.pager.AbstractElementPage.java

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/*----------------    FILE HEADER KALYPSO ------------------------------------------
 *
 *  This file is part of kalypso.
 *  Copyright (C) 2004 by:
 * 
 *  Technical University Hamburg-Harburg (TUHH)
 *  Institute of River and coastal engineering
 *  Denickestrae 22
 *  21073 Hamburg, Germany
 *  http://www.tuhh.de/wb
 * 
 *  and
 *  
 *  Bjoernsen Consulting Engineers (BCE)
 *  Maria Trost 3
 *  56070 Koblenz, Germany
 *  http://www.bjoernsen.de
 * 
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2.1 of the License, or (at your option) any later version.
 * 
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  Lesser General Public License for more details.
 * 
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 * 
 *  Contact:
 * 
 *  E-Mail:
 *  belger@bjoernsen.de
 *  schlienger@bjoernsen.de
 *  v.doemming@tuhh.de
 *   
 *  ---------------------------------------------------------------------------*/
package org.kalypso.contribs.eclipse.ui.pager;

import org.apache.commons.lang3.builder.EqualsBuilder;
import org.apache.commons.lang3.builder.HashCodeBuilder;

/**
 * @author Dirk Kuch
 */
public abstract class AbstractElementPage implements IElementPage {

    private final String m_identifier;

    public AbstractElementPage(final String identifier) {
        m_identifier = identifier;
    }

    /**
     * @see org.kalypso.contribs.eclipse.ui.pager.IElementPage#getIdentifier()
     */
    @Override
    public final String getIdentifier() {
        return m_identifier;
    }

    /**
     * @see java.lang.Object#hashCode()
     */
    @Override
    public final int hashCode() {
        final HashCodeBuilder builder = new HashCodeBuilder();
        builder.append(getIdentifier());

        return builder.toHashCode();
    }

    @Override
    public final boolean equals(final Object obj) {
        if (obj instanceof IElementPage) {
            final IElementPage other = (IElementPage) obj;
            final EqualsBuilder builder = new EqualsBuilder();
            builder.append(getIdentifier(), other.getIdentifier());

            return builder.isEquals();
        }

        // TODO Auto-generated method stub
        return super.equals(obj);
    }
}