stonehorse.grit.SerializedVector Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of grit Show documentation

Persistent Collections for Java. Immutable containers with mutation as expression

The newest version!

package stonehorse.grit;

import stonehorse.grit.PersistentVector;
import stonehorse.grit.Vectors;

import java.io.IOException;
import java.io.ObjectOutputStream;
import java.io.ObjectStreamException;
import java.io.Serializable;
/**
 * Placeholder for serial vectors, implemented as a simple sequence of values
 */
public class SerializedVector implements Serializable {
	private static final long serialVersionUID = 1L;
	private transient PersistentVector vector;
	public SerializedVector(PersistentVector vector) {
		this.vector = vector;
	}
	private void writeObject(ObjectOutputStream out) throws IOException {
		out.defaultWriteObject();
		out.writeInt(vector.size());
		for (Object o : vector)
			out.writeObject(o);
	}
	
	private void readObject(java.io.ObjectInputStream in) throws IOException, ClassNotFoundException {
		in.defaultReadObject();
		int size = in.readInt();
		vector = Vectors.vector();
		for (int i = 0; i < size; i++) {
			vector = vector.with(in.readObject());
		}
	}
	
	private Object readResolve() throws ObjectStreamException {
		return vector;
	}
}