BooleanBinding.java

/*-
 * See the file LICENSE for redistribution information.
 *
 * Copyright (c) 2000-2005
 *      Sleepycat Software.  All rights reserved.
 *
 * $Id: BooleanBinding.java,v 12.2 2005/08/01 20:25:10 mark Exp $
 */

package com.sleepycat.bind.tuple;

import com.sleepycat.db.DatabaseEntry;

public class BooleanBinding extends TupleBinding {

    private static final int BOOLEAN_SIZE = 1;

    // javadoc is inherited
    public Object entryToObject(TupleInput input) {

        return input.readBoolean() ? Boolean.TRUE : Boolean.FALSE;
    }

    // javadoc is inherited
    public void objectToEntry(Object object, TupleOutput output) {

        output.writeBoolean(((Boolean) object).booleanValue());
    }

    // javadoc is inherited
    protected TupleOutput getTupleOutput(Object object) {

        return sizedOutput();
    }

    public static boolean entryToBoolean(DatabaseEntry entry) {

        return entryToInput(entry).readBoolean();
    }

    public static void booleanToEntry(boolean val, DatabaseEntry entry) {

        outputToEntry(sizedOutput().writeBoolean(val), entry);
    }

    private static TupleOutput sizedOutput() {

        return new TupleOutput(new byte[BOOLEAN_SIZE]);
    }
}

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