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/*
 * Copyright 2004-2005 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

package com.sun.jts.pi;

import org.omg.CORBA.Any;
import org.omg.CORBA.Policy;
import org.omg.CORBA.PolicyError;
import org.omg.CORBA.LocalObject;
import org.omg.CosTransactions.REQUIRES;
import org.omg.CosTransactions.ADAPTS;
import org.omg.CosTransactions.FORBIDS;
import org.omg.CosTransactions.OTS_POLICY_TYPE;
import org.omg.CosTransactions.OTSPolicyValueHelper;
import org.omg.PortableInterceptor.PolicyFactory;

/**
 * This is the PolicyFactory to create an OTSPolicy object.
 *
 * @author Ram Jeyaraman 11/11/2000
 * @version 1.0
 */
public class OTSPolicyFactory extends LocalObject implements PolicyFactory {

    public OTSPolicyFactory() {}

    public Policy create_policy(int type, Any value) throws PolicyError {

        if (type != OTS_POLICY_TYPE.value) {
            throw new PolicyError("Invalid OTSPolicyType", (short) 0);
        }

        short policyValue = OTSPolicyValueHelper.extract(value);

        switch (policyValue) {
        case REQUIRES.value :
        case ADAPTS.value :
        case FORBIDS.value :
            break;
        default :
            throw new PolicyError("Invalid OTSPolicyValue", (short) 1);
        }

        return new OTSPolicyImpl(policyValue);
    }
}

