generaldatacoding.java

JSMPP Examples to send and receive sms from java via smpp protocol.

/*
 * 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;

/**
 * General Data Coding with coding group bits 7..4 -> 00xx
 * 
 * @author uudashr
 * @version 1.0
 * 
 */
public class GeneralDataCoding extends DataCoding1111 {
    /**
     * 11000000
     */
    private static final byte MASK_CODING_GROUP = (byte) 0xc0;
    /**
     * bin: 00100000
     */
    private static final byte MASK_COMPRESSED = 0x20;
    /**
     * bin: 00010000
     */
    private static final byte MASK_CONTAIN_MESSAGE_CLASS = 0x10;

    public GeneralDataCoding() {
        super();
    }

    public GeneralDataCoding(byte value) {
        super(value);
    }

    public GeneralDataCoding(int value) {
        super(value);
    }
    
    public GeneralDataCoding(boolean compressed, boolean containMessageClass,
            MessageClass messageClass, Alphabet alphabet) {
        super(alphabet, messageClass);
        setCompressed(compressed);
        setContainMessageClass(containMessageClass);
    }
    
    public boolean isCompressed() {
        return (value & MASK_COMPRESSED) == MASK_COMPRESSED;
    }

    public void setCompressed(boolean compressed) {
        if (compressed) {
            value = (byte)(value | MASK_COMPRESSED);
        } else {
            value = (byte)(value & (MASK_COMPRESSED ^ 0xff));
        }
    }

    /**
     * Indicate that the <tt>DataCoding</tt> have meaning message class
     * 
     * @return
     */
    public boolean isContainMessageClass() {
        return (value & MASK_CONTAIN_MESSAGE_CLASS) == MASK_CONTAIN_MESSAGE_CLASS;
    }

    public void setContainMessageClass(boolean containMessageClass) {
        if (containMessageClass) {
            value = (byte)(value | MASK_CONTAIN_MESSAGE_CLASS);
        } else {
            value = (byte)(value & (MASK_CONTAIN_MESSAGE_CLASS ^ 0xff));
        }
    }

    public static boolean isCompatible(byte dataCodingValue) {
        return (dataCodingValue & MASK_CODING_GROUP) == 0x00;
    }
    
    @Override
    public String toString() {
        return "GeneralDataCoding-" + value;
    }
}