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/**
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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 at
 *
 *     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 org.apache.openejb.test.object;

import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;

public class OperationsPolicy implements java.io.Externalizable {

    public static final int Context_getEJBHome = 0;
    public static final int Context_getCallerPrincipal = 1;
    public static final int Context_isCallerInRole = 2;
    public static final int Context_getRollbackOnly = 3;
    public static final int Context_setRollbackOnly = 4;
    public static final int Context_getUserTransaction = 5;
    public static final int Context_getEJBObject = 6;
    public static final int Context_getPrimaryKey = 7;
    public static final int JNDI_access_to_java_comp_env = 8;
    public static final int Context_lookup = 11;
    public static final int Context_getTimerService = 12;

    private boolean[] allowedOperations = new boolean[13];

    public OperationsPolicy() {
    }

    public OperationsPolicy(final int[] operations) {
        for (int i = 0; i < operations.length; i++) {
            allow(operations[i]);
        }
    }

    public void allow(final int i) {
        if (i < 0 || i > allowedOperations.length - 1) return;
        allowedOperations[i] = true;
    }

    public boolean equals(final Object object) {
        if (!(object instanceof OperationsPolicy)) return false;

        final OperationsPolicy that = (OperationsPolicy) object;
        for (int i = 0; i < allowedOperations.length; i++) {
            if (this.allowedOperations[i] != that.allowedOperations[i]) return false;
        }

        return true;
    }

    public void writeExternal(final ObjectOutput out) throws IOException {
        for (int i = 0; i < allowedOperations.length; i++) {
            out.writeBoolean(allowedOperations[i]);
        }
    }

    public void readExternal(final ObjectInput in) throws IOException, ClassNotFoundException {
        for (int i = 0; i < allowedOperations.length; i++) {
            allowedOperations[i] = in.readBoolean();
        }
    }

    public String toString() {
        String str = "";
        for (int i = 0; i < allowedOperations.length; i++) {
            String operation = "(empty)";
            switch (i) {
                case Context_getEJBHome:
                    operation = "Context_getEJBHome";
                    break;
                case Context_getCallerPrincipal:
                    operation = "Context_getCallerPrincipal";
                    break;
                case Context_isCallerInRole:
                    operation = "Context_isCallerInRole";
                    break;
                case Context_getRollbackOnly:
                    operation = "Context_getRollbackOnly";
                    break;
                case Context_setRollbackOnly:
                    operation = "Context_setRollbackOnly";
                    break;
                case Context_getUserTransaction:
                    operation = "Context_getUserTransaction";
                    break;
                case Context_getEJBObject:
                    operation = "Context_getEJBObject";
                    break;
                case Context_getPrimaryKey:
                    operation = "Context_getPrimaryKey";
                    break;
                case JNDI_access_to_java_comp_env:
                    operation = "JNDI_access_to_java_comp_env";
                    break;
                case Context_lookup:
                    operation = "Context_lookup";
                    break;
                case Context_getTimerService:
                    operation = "Context_getTimerService";
                    break;
            }
            str += allowedOperations[i] ? "TRUE   " : "FALSE  ";
            str += operation + "\n";

        }
        return str;

    }
}