/**
* This file is part of CloudML [ http://cloudml.org ]
*
* Copyright (C) 2012 - SINTEF ICT
* Contact: Franck Chauvel <franck.chauvel@sintef.no>
*
* Module: root
*
* CloudML 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 3 of
* the License, or (at your option) any later version.
*
* CloudML 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 CloudML. If not, see
* <http://www.gnu.org/licenses/>.
*/
package org.cloudml.core;
import java.sql.Timestamp;
public class Property extends NamedElement {
public static final String UNDEFINED = null;
public static final String CONCAT_IDENTIFIER = "_";
private String value;
public Property(String name) {
this(name, UNDEFINED);
}
public Property(String name, String value) {
super(name);
this.value = value;
}
public Property(String name, String value, Timestamp timestamp){
super(name);
this.value = value+ CONCAT_IDENTIFIER +timestamp.getTime();
}
public String getValue() {
return value;
}
public Timestamp getTimestamp(){
int index= value.lastIndexOf(CONCAT_IDENTIFIER);
String timestamp = value.substring(index+1);
return (new Timestamp(Long.valueOf(timestamp)));
}
public String getValueWithTimestamp(){
int index= value.lastIndexOf(CONCAT_IDENTIFIER);
return value.substring(0,index);
}
public boolean hasValue() {
return value != UNDEFINED;
}
public boolean hasValue(String value) {
return this.value.equals(value);
}
public void setValue(String value) {
this.value = value;
}
public void setValue(String value, Timestamp timestamp){
this.value = value+ CONCAT_IDENTIFIER +timestamp.getTime();
}
@Override
public boolean equals(Object other) {
if (other == null) {
return false;
}
if (other instanceof Property) {
Property p = (Property) other;
return isNamed(p.getName()) && (p.hasValue() && hasValue(p.getValue()));
}
return false;
}
@Override
public String toString() {
return String.format("(%s = %s)", getName(), getValue());
}
}