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/*
 * 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 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.jsmpp.bean;

/**
 * @author uudashr
 *
 */
public enum MessageMode {
    DEFAULT((byte) 0x00), 
    DATAGRAM((byte)0x01), 
    TRANSACTION((byte)0x02), 
    STORE_AND_FORWARD((byte)0x03);
    
    public static final byte CLEAR_BYTE = (byte) 0xfc; // 11111100
    public static final byte MASK_BYTE = 0x03; // 00000011
    
    private final byte value;

    MessageMode(byte value) {
        this.value = value;
    }

    public byte value() {
        return value;
    }
    
    public boolean containedIn(ESMClass esmClass) {
        return containedIn(esmClass.value());
    }
    
    public boolean containedIn(byte esmClass) {
        return this.value == (byte)(esmClass & MASK_BYTE);
    }
    
    public static byte compose(byte esmClass, MessageMode messageMode) {
        return (byte)(clean(esmClass) | messageMode.value());
    }
    
    public static byte clean(byte esmClass) {
        return (byte) (esmClass & CLEAR_BYTE);
    }
}