/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright 1997-2009 Sun Microsystems, Inc. All rights reserved.
* Copyright (c) Ericsson AB, 2004-2008. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can obtain
* a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
* or glassfish/bootstrap/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
* Sun designates this particular file as subject to the "Classpath" exception
* as provided by Sun in the GPL Version 2 section of the License file that
* accompanied this code. If applicable, add the following below the License
* Header, with the fields enclosed by brackets [] replaced by your own
* identifying information: "Portions Copyrighted [year]
* [name of copyright owner]"
*
* Contributor(s):
*
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package com.ericsson.ssa.sip;
import java.io.Externalizable;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import java.util.ArrayList;
import java.util.List;
import java.util.ListIterator;
import javax.servlet.sip.Address;
import javax.servlet.sip.Parameterable;
import javax.servlet.sip.ServletParseException;
/**
* @author ekrigro TODO To change the template for this generated type comment
* go to Window - Preferences - Java - Code Style - Code Templates
*/
public final class SingleLineHeader extends Header implements Externalizable {
/**
*
*/
private static final long serialVersionUID = 3256437027846566967L;
private AddressOrValue addressOrValue;
/**
* @param pretty
* @param systemHeader
*/
public SingleLineHeader(String pretty, boolean systemHeader) {
super(pretty, systemHeader, true);
}
public SingleLineHeader() {
} // Only for the Externalizable interface!
public void writeExternal(ObjectOutput output) throws IOException {
output.writeUTF((addressOrValue != null) ? addressOrValue.toString() : "");
super.writeExternal(output);
}
public void readExternal(ObjectInput input) throws IOException {
addressOrValue = new AddressOrValue(input.readUTF());
super.readExternal(input);
}
protected Object clone() {
SingleLineHeader newHeader = new SingleLineHeader(new String(_name),
_readOnly);
if (addressOrValue != null) {
newHeader.addressOrValue = (AddressOrValue) addressOrValue.clone();
}
return newHeader;
}
public String getValue() {
if (addressOrValue != null) {
return addressOrValue.toString();
}
return null;
}
public void setValue(String value, boolean ignore) {
if (value != null) {
if (addressOrValue == null) {
addressOrValue = new AddressOrValue(value);
} else {
addressOrValue.setValue(value);
}
}
}
public Address getAddressValue() throws ServletParseException {
if (addressOrValue != null) {
Address address = addressOrValue.getAddressValue();
// Even the address of a system header should be protected.
((AddressImpl) address).setReadOnly(_readOnly);
return address;
}
return null;
}
public void setAddressValue(Address address, boolean first) {
if (address != null) {
if (addressOrValue == null) {
addressOrValue = new AddressOrValue(address);
} else {
addressOrValue.setAddressValue(address);
}
}
}
public Parameterable getParameterableValue() throws ServletParseException {
if (addressOrValue != null) {
Parameterable parameterable = addressOrValue.getParameterableValue();
// Even the Parameterable of a system header should be protected.
((ParameterableImpl) parameterable).setReadOnly(_readOnly);
return parameterable;
}
return null;
}
public void setParameterableValue(Parameterable parameterable, boolean first) {
if (parameterable != null) {
if (addressOrValue == null) {
addressOrValue = new AddressOrValue(parameterable);
} else {
addressOrValue.setParameterableValue(parameterable);
}
}
}
public ListIterator<String> getValues() {
List<String> list = new ArrayList<String>(1);
if (addressOrValue != null) {
list.add(addressOrValue.toString());
}
final ListIterator<String> itr = list.listIterator();
return new ListIterator<String>() {
void validateSystemHeader() {
if (_readOnly) {
throw new IllegalArgumentException(ILLEGAL_ACCESS);
}
}
public void add(String str) {
validateSystemHeader();
if (addressOrValue != null)
throw new UnsupportedOperationException();
else
addressOrValue = new AddressOrValue(str);
}
public boolean hasNext() {
return itr.hasNext();
}
public boolean hasPrevious() {
return itr.hasPrevious();
}
public String next() {
return itr.next();
}
public int nextIndex() {
return itr.nextIndex();
}
public String previous() {
return itr.previous();
}
public int previousIndex() {
return itr.previousIndex();
}
public void remove() {
validateSystemHeader();
removeValues();
}
public void set(String str) {
validateSystemHeader();
setValue(str, true);
}
};
}
public ListIterator<Address> getAddressValues()
throws ServletParseException {
Address address = getAddressValue();
List<Address> list = new ArrayList<Address>(1);
if (address != null) {
list.add(address);
}
final ListIterator<Address> itr = list.listIterator();
return new ListIterator<Address>() {
void validateSystemHeader() {
if (_readOnly) {
throw new IllegalArgumentException(ILLEGAL_ACCESS);
}
}
public void add(Address addr) {
validateSystemHeader();
if (addressOrValue != null)
throw new UnsupportedOperationException();
else
addressOrValue = new AddressOrValue(addr);
}
public boolean hasNext() {
return itr.hasNext();
}
public boolean hasPrevious() {
return itr.hasPrevious();
}
public Address next() {
return itr.next();
}
public int nextIndex() {
return itr.nextIndex();
}
public Address previous() {
return itr.previous();
}
public int previousIndex() {
return itr.previousIndex();
}
public void remove() {
validateSystemHeader();
removeValues();
}
public void set(Address addr) {
validateSystemHeader();
setAddressValue(addr, true);
}
};
}
public ListIterator<Parameterable> getParameterableValues()
throws ServletParseException {
Parameterable parameterable = getParameterableValue();
List<Parameterable> list = new ArrayList<Parameterable>(1);
if (parameterable != null) {
list.add(parameterable);
}
final ListIterator<Parameterable> itr = list.listIterator();
return new ListIterator<Parameterable>() {
void validateSystemHeader() {
if (_readOnly) {
throw new IllegalArgumentException(ILLEGAL_ACCESS);
}
}
public void add(Parameterable param) {
validateSystemHeader();
if (addressOrValue != null)
throw new UnsupportedOperationException();
else
addressOrValue = new AddressOrValue(param);
}
public boolean hasNext() {
return itr.hasNext();
}
public boolean hasPrevious() {
return itr.hasPrevious();
}
public Parameterable next() {
return itr.next();
}
public int nextIndex() {
return itr.nextIndex();
}
public Parameterable previous() {
return itr.previous();
}
public int previousIndex() {
return itr.previousIndex();
}
public void remove() {
validateSystemHeader();
removeValues();
}
public void set(Parameterable param) {
validateSystemHeader();
setParameterableValue(param, true);
}
};
}
public void removeValues() {
addressOrValue = null;
}
public void merge(Header h) {
throw new UnsupportedOperationException("Header = " + _name +
" old val = " + String.valueOf(addressOrValue) + " merge with = " +
h.getName() + " : " + h.getValue());
}
public String toString() {
if (addressOrValue != null) {
StringBuilder sb = new StringBuilder(_name);
sb.append(": ");
sb.append(addressOrValue.toString());
sb.append(SipFactoryImpl.NEW_LINE);
return sb.toString();
}
return "";
}
}