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Read and write model according to the JSON format
/*
* Copyright (c) 2016 University Nice Sophia Antipolis
*
* This file is part of btrplace.
* 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 3 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 program. If not, see .
*/
package org.btrplace.json.model.constraint.migration;
import net.minidev.json.JSONObject;
import org.btrplace.json.JSONConverterException;
import org.btrplace.json.JSONs;
import org.btrplace.json.model.constraint.ConstraintConverter;
import org.btrplace.model.Model;
import org.btrplace.model.VM;
import org.btrplace.model.constraint.migration.Precedence;
import java.util.Iterator;
import static org.btrplace.json.JSONs.requiredVM;
/**
* JSON Converter for the constraint {@link org.btrplace.model.constraint.migration.Precedence}.
*
* @author Vincent Kherbache
* @see org.btrplace.model.constraint.migration.Precedence
*/
public class PrecedenceConverter implements ConstraintConverter {
@Override
public Class getSupportedConstraint() {
return Precedence.class;
}
@Override
public String getJSONId() {
return "Precedence";
}
@Override
public Precedence fromJSON(Model mo, JSONObject in) throws JSONConverterException {
checkId(in);
return new Precedence(requiredVM(mo, in, "vm1"), requiredVM(mo, in, "vm2"));
}
@Override
public JSONObject toJSON(Precedence precedence) {
JSONObject c = new JSONObject();
Iterator it = precedence.getInvolvedVMs().iterator();
c.put("id", getJSONId());
c.put("vm1", JSONs.elementToJSON(it.next()));
c.put("vm2", JSONs.elementToJSON(it.next()));
c.put("continuous", precedence.isContinuous());
return c;
}
}