/*******************************************************************************
*
* Copyright (c) 2005, 2009 Wessex Water Services Limited
*
* This file is part of Chellow.
*
* Chellow is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Chellow 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Chellow. If not, see <http://www.gnu.org/licenses/>.
*
*******************************************************************************/
package net.sf.chellow.physical;
import net.sf.chellow.monad.HttpException;
import net.sf.chellow.monad.Invocation;
import net.sf.chellow.monad.MethodNotAllowedException;
import net.sf.chellow.monad.NotFoundException;
import net.sf.chellow.monad.Urlable;
import net.sf.chellow.monad.types.MonadObject;
import net.sf.chellow.monad.types.UriPathElement;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
public abstract class PersistentEntity extends MonadObject implements Urlable {
private Long id;
public PersistentEntity() {
}
public Long getId() {
return id;
}
protected void setId(Long id) {
this.id = id;
}
public UriPathElement getUriId() throws HttpException {
return new UriPathElement(id.toString());
}
public Element toXml(Document doc, String elementName) throws HttpException {
Element element = (Element) super.toXml(doc, elementName);
element.setAttribute("id", id.toString());
return element;
}
public boolean equals(Object obj) {
boolean isEqual = false;
if (obj instanceof PersistentEntity) {
isEqual = ((PersistentEntity) obj).getId().equals(getId());
}
return isEqual;
}
public int hashCode() {
return id == null ? super.hashCode() : id.intValue();
}
public void httpDelete(Invocation inv) throws HttpException {
throw new MethodNotAllowedException();
}
public void httpGet(Invocation inv) throws HttpException {
throw new MethodNotAllowedException();
}
public void httpPost(Invocation inv) throws HttpException {
throw new MethodNotAllowedException();
}
public Urlable getChild(UriPathElement uriId) throws HttpException {
throw new NotFoundException();
}
}