/*
* JBoss, Home of Professional Open Source
* Copyright 2011, Red Hat, Inc. and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.mobicents.protocols.ss7.map.smstpdu;
import org.mobicents.protocols.ss7.map.api.smstpdu.CharacterSet;
import org.mobicents.protocols.ss7.map.api.smstpdu.DataCodingGroup;
import org.mobicents.protocols.ss7.map.api.smstpdu.DataCodingSchemaIndicationType;
import org.mobicents.protocols.ss7.map.api.smstpdu.DataCodingSchemaMessageClass;
import org.mobicents.protocols.ss7.map.api.smstpdu.DataCodingScheme;
/**
*
* @author sergey vetyutnev
*
*/
public class DataCodingSchemeImpl implements DataCodingScheme {
private int code;
public DataCodingSchemeImpl(int code) {
this.code = code;
}
public DataCodingSchemeImpl(DataCodingGroup dataCodingGroup, DataCodingSchemaMessageClass messageClass,
DataCodingSchemaIndicationType dataCodingSchemaIndicationType, Boolean setIndicationActive,
CharacterSet characterSet, boolean isCompressed) {
if (dataCodingGroup == null)
return;
switch (dataCodingGroup) {
case GeneralGroup:
case MessageMarkedForAutomaticDeletionGroup:
this.code = (dataCodingGroup == DataCodingGroup.MessageMarkedForAutomaticDeletionGroup ? 0x40 : 0)
| (isCompressed ? 0x20 : 0) | (messageClass != null ? (0x10 | messageClass.getCode()) : 0)
| (characterSet != null ? (characterSet.getCode() << 2) : 0);
break;
case MessageWaitingIndicationGroupDiscardMessage:
case MessageWaitingIndicationGroupStoreMessage:
int i1;
if (dataCodingGroup == DataCodingGroup.MessageWaitingIndicationGroupDiscardMessage) {
i1 = 0xC0;
} else {
if (characterSet != null && characterSet == CharacterSet.UCS2)
i1 = 0xE0;
else
i1 = 0xD0;
}
this.code = i1 | (setIndicationActive ? 0x08 : 0)
| (dataCodingSchemaIndicationType != null ? (dataCodingSchemaIndicationType.getCode()) : 0);
break;
case DataCodingMessageClass:
this.code = 0xF0 | (characterSet == CharacterSet.GSM8 ? 0x04 : 0)
| (messageClass != null ? (messageClass.getCode()) : 0);
break;
}
}
public int getCode() {
return this.code;
}
public DataCodingGroup getDataCodingGroup() {
switch ((this.code & 0xC0) >> 6) {
case 0:
return DataCodingGroup.GeneralGroup;
case 1:
return DataCodingGroup.MessageMarkedForAutomaticDeletionGroup;
case 2:
return DataCodingGroup.Reserved;
default: {
switch ((this.code & 0x30) >> 4) {
case 0:
return DataCodingGroup.MessageWaitingIndicationGroupDiscardMessage;
case 1:
case 2:
return DataCodingGroup.MessageWaitingIndicationGroupStoreMessage;
default:
return DataCodingGroup.DataCodingMessageClass;
}
}
}
}
public DataCodingSchemaMessageClass getMessageClass() {
DataCodingGroup dcg = this.getDataCodingGroup();
switch (dcg) {
case GeneralGroup:
case MessageMarkedForAutomaticDeletionGroup:
if ((this.code & 0x10) != 0)
return DataCodingSchemaMessageClass.getInstance(this.code & 0x03);
else
return null;
case DataCodingMessageClass:
return DataCodingSchemaMessageClass.getInstance(this.code & 0x03);
default:
return null;
}
}
public DataCodingSchemaIndicationType getDataCodingSchemaIndicationType() {
DataCodingGroup dcg = this.getDataCodingGroup();
switch (dcg) {
case MessageWaitingIndicationGroupDiscardMessage:
case MessageWaitingIndicationGroupStoreMessage:
return DataCodingSchemaIndicationType.getInstance(this.code & 0x03);
default:
return null;
}
}
public Boolean getSetIndicationActive() {
DataCodingGroup dcg = this.getDataCodingGroup();
switch (dcg) {
case MessageWaitingIndicationGroupDiscardMessage:
case MessageWaitingIndicationGroupStoreMessage:
if ((this.code & 0x08) != 0)
return true;
else
return false;
default:
return null;
}
}
public CharacterSet getCharacterSet() {
int cg1 = (this.code & 0xC0) >> 6;
switch (cg1) {
case 0:
case 1:
int cs = (this.code & 0x0C) >> 2;
return CharacterSet.getInstance(cs);
case 3:
int cg2 = (this.code & 0x30) >> 4;
switch (cg2) {
case 0:
case 1:
return CharacterSet.GSM7;
case 2:
return CharacterSet.UCS2;
default:
if ((this.code & 0x04) == 0)
return CharacterSet.GSM7;
else
return CharacterSet.GSM8;
}
default:
return CharacterSet.Reserved;
}
}
public boolean getIsCompressed() {
if (((this.code & 0xC0) == 0 || (this.code & 0xC0) == 0x40) && (this.code & 0x20) != 0)
return true;
else
return false;
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
sb.append("TP-Data-Coding-Scheme [");
sb.append("Code=");
sb.append(this.code);
sb.append(", DataCodingGroup=");
sb.append(this.getDataCodingGroup());
if (this.getMessageClass() != null) {
sb.append(", MessageClass=");
sb.append(this.getMessageClass());
}
if (this.getDataCodingSchemaIndicationType() != null) {
sb.append(", IndicationType=");
sb.append(this.getDataCodingSchemaIndicationType());
}
if (this.getSetIndicationActive() != null) {
sb.append(", SetIndicationActive=");
sb.append(this.getSetIndicationActive());
}
sb.append(", CharacterSet=");
sb.append(this.getCharacterSet());
if (this.getIsCompressed())
sb.append(", Compressed");
sb.append("]");
return sb.toString();
}
}