hivesterix/hivesterix-runtime/src/main/java/edu/uci/ics/hivesterix/runtime/inspector/HiveBinaryBooleanInspector.java

/*
 * Copyright 2009-2013 by The Regents of the University of California
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * you may obtain a copy of the License from
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package edu.uci.ics.hivesterix.runtime.inspector;

import edu.uci.ics.hyracks.algebricks.data.IBinaryBooleanInspector;

public class HiveBinaryBooleanInspector implements IBinaryBooleanInspector {

    HiveBinaryBooleanInspector() {
    }

    @Override
    public boolean getBooleanValue(byte[] bytes, int offset, int length) {
        if (length == 0)
            return false;
        if (length != 1)
            throw new IllegalStateException("boolean field error: with length " + length);
        return bytes[0] == 1;
    }

}