org.nasdanika.resources.EphemeralEntity Maven / Gradle / Ivy
package org.nasdanika.resources;
import org.nasdanika.common.ProgressMonitor;
/**
* Entity with the state stored in memory.
* @author Pavel
*
* @param
*/
public abstract class EphemeralEntity implements TypedEntity {
protected T state;
@Override
public T getState(ProgressMonitor monitor) {
return state;
}
@Override
public void setState(T contents, ProgressMonitor monitor) {
this.state = contents;
}
@Override
public boolean canRead() {
return true;
}
@Override
public boolean canWrite() {
return true;
}
@Override
public boolean exists(ProgressMonitor monitor) {
return state != null;
}
@Override
public void delete(ProgressMonitor monitor) {
setState(null, monitor);
}
@Override
public String toString() {
return getClass().getName()+"("+getPath()+")";
}
}