/*******************************************************************************
* Copyright 2014,
* Luis Pina <luis@luispina.me>,
* Michael Hicks <mwh@cs.umd.edu>
*
* This file is part of Rubah.
*
* Rubah 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.
*
* Rubah 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 Rubah. If not, see <http://www.gnu.org/licenses/>.
*******************************************************************************/
package rubah.runtime.state;
import java.io.IOException;
import rubah.RubahException;
import rubah.RubahThread;
import rubah.runtime.VersionManager;
public abstract class RubahState {
protected UpdateState state;
protected RubahState(UpdateState state) {
this.state = state;
}
public RubahState start() {
this.doStart();
return this.state.getStates().moveToNextState();
}
protected abstract void doStart();
public abstract boolean isUpdating();
public abstract boolean isUpdateRequested();
public void update(String updatePoint) {
throw new Error("Input not expected");
}
public RubahState installUpdate(Installer installer, Options updateOptions) {
throw new Error("Input not expected");
}
public void redirectThread(RubahThread t0, RubahThread t1) {
throw new Error("Input not expected");
}
public Object getConverted(Object pre) {
return this.state.getOptions().getMigrationStrategy().migrate(pre);
}
public void registerRunningThread(RubahThread t) {
// System.out.println("Thread "+t+" is now running an instance of " + t.getTarget().getClass());
this.state.getRunning().put(t, t);
// System.out.println(this.running);
}
public void deregisterRunningThread(RubahThread t, RubahException e) {
// System.out.println("Thread "+t+" has stopped running");
this.state.getRunning().remove(t);
// System.out.println(this.running);
}
public byte[] getClassBytes(String className) throws IOException {
return VersionManager.getInstance().getClassBytes(className);
}
public void ensureStaticFieldsMigrated(Class<?> c) {
throw new Error("Input not expected");
}
}