/**
* Start time:09:11:07 2009-04-06<br>
* Project: mobicents-isup-stack<br>
*
* @author <a href="mailto:baranowb@gmail.com"> Bartosz Baranowski
* </a>
*
*/
package org.mobicents.ss7.isup.impl.message.parameter;
import java.io.IOException;
import org.mobicents.ss7.isup.ParameterRangeInvalidException;
import org.mobicents.ss7.isup.message.parameter.RedirectCapability;
/**
* Start time:09:11:07 2009-04-06<br>
* Project: mobicents-isup-stack<br>
*
* @author <a href="mailto:baranowb@gmail.com"> Bartosz Baranowski
* </a>
*/
public class RedirectCapabilityImpl extends AbstractParameter implements RedirectCapability{
private byte[] capabilities;
public RedirectCapabilityImpl(byte[] capabilities) throws ParameterRangeInvalidException {
super();
decodeElement(capabilities);
}
/*
* (non-Javadoc)
*
* @see org.mobicents.isup.ISUPComponent#decodeElement(byte[])
*/
public int decodeElement(byte[] b) throws ParameterRangeInvalidException {
try
{
this.setCapabilities(b);
}catch(Exception e)
{
throw new ParameterRangeInvalidException(e);
}
return b.length;
}
/*
* (non-Javadoc)
*
* @see org.mobicents.isup.ISUPComponent#encodeElement()
*/
public byte[] encodeElement() throws IOException {
for (int index = 0; index < this.capabilities.length; index++) {
this.capabilities[index] = (byte) (this.capabilities[index] & 0x07);
}
this.capabilities[this.capabilities.length - 1] = (byte) ((this.capabilities[this.capabilities.length - 1]) | (0x01 << 7));
return this.capabilities;
}
public byte[] getCapabilities() {
return capabilities;
}
public void setCapabilities(byte[] capabilities) {
if (capabilities == null || capabilities.length == 0) {
throw new IllegalArgumentException("byte[] must not be null and length must be greater than 0");
}
this.capabilities = capabilities;
}
public int getCapability(byte b) {
return b & 0x7F;
}
public int getCode() {
return _PARAMETER_CODE;
}
}