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package com.sun.xml.ws.handler;
import com.sun.xml.ws.api.message.Attachment;
import com.sun.xml.ws.api.message.AttachmentSet;
import com.sun.xml.ws.api.message.Packet;
import com.sun.xml.ws.util.ReadOnlyPropertyException;
import javax.activation.DataHandler;
import javax.xml.ws.handler.MessageContext;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
import java.util.Set;
/**
*
* @author WS Development Team
*/
class MessageContextImpl implements MessageContext {
private Map<String,Object> fallbackMap = null;
private Set<String> handlerScopeProps;
Packet packet;
void fallback() {
if(fallbackMap == null) {
fallbackMap = new HashMap<String,Object>();
fallbackMap.putAll(packet.createMapView());
fallbackMap.putAll(packet.invocationProperties);
}
}
/** Creates a new instance of MessageContextImpl */
public MessageContextImpl(Packet packet) {
this.packet = packet;
handlerScopeProps = packet.getHandlerScopePropertyNames(false);
}
protected void updatePacket() {
throw new UnsupportedOperationException("wrong call");
}
public void setScope(String name, Scope scope) {
if(!containsKey(name))
throw new IllegalArgumentException("Property " + name + " does not exist.");
if(scope == Scope.APPLICATION) {
handlerScopeProps.remove(name);
} else {
handlerScopeProps.add(name);
}
}
public Scope getScope(String name) {
if(!containsKey(name))
throw new IllegalArgumentException("Property " + name + " does not exist.");
if(handlerScopeProps.contains(name)) {
return Scope.HANDLER;
} else {
return Scope.APPLICATION;
}
}
public int size() {
fallback();
return fallbackMap.size();
}
public boolean isEmpty() {
fallback();
return fallbackMap.isEmpty();
}
public boolean containsKey(Object key) {
if(fallbackMap == null) {
if(packet.supports(key))
return true;
return packet.invocationProperties.containsKey(key);
} else {
fallback();
return fallbackMap.containsKey(key);
}
}
public boolean containsValue(Object value) {
fallback();
return fallbackMap.containsValue(value);
}
public Object put(String key, Object value) {
if (fallbackMap == null) {
if (packet.supports(key)) {
return packet.put(key, value); // strongly typed
}
if (!packet.invocationProperties.containsKey(key)) {
//New property, default to Scope.HANDLER
handlerScopeProps.add(key);
}
return packet.invocationProperties.put(key, value);
} else {
fallback();
if (!fallbackMap.containsKey(key)) {
//new property, default to Scope.HANDLER
handlerScopeProps.add(key);
}
return fallbackMap.put(key, value);
}
}
public Object get(Object key) {
if(key == null)
return null;
Object value;
if(fallbackMap == null) {
if (packet.supports(key)) {
value = packet.get(key); // strongly typed
} else {
value = packet.invocationProperties.get(key);
}
} else {
fallback();
value = fallbackMap.get(key);
}
//add the attachments from the Message to the corresponding attachment property
if(key.equals(MessageContext.OUTBOUND_MESSAGE_ATTACHMENTS) ||
key.equals(MessageContext.INBOUND_MESSAGE_ATTACHMENTS)){
Map<String, DataHandler> atts = (Map<String, DataHandler>) value;
if(atts == null)
atts = new HashMap<String, DataHandler>();
AttachmentSet attSet = packet.getMessage().getAttachments();
for(Attachment att : attSet){
atts.put(att.getContentId(), att.asDataHandler());
}
return atts;
}
return value;
}
public void putAll(Map<? extends String, ? extends Object> t) {
fallback();
for(String key: t.keySet()) {
if(!fallbackMap.containsKey(key)) {
//new property, default to Scope.HANDLER
handlerScopeProps.add(key);
}
}
fallbackMap.putAll(t);
}
public void clear() {
fallback();
fallbackMap.clear();
}
public Object remove(Object key){
fallback();
handlerScopeProps.remove(key);
return fallbackMap.remove(key);
}
public Set<String> keySet() {
fallback();
return fallbackMap.keySet();
}
public Set<Map.Entry<String, Object>> entrySet(){
fallback();
return fallbackMap.entrySet();
}
public Collection<Object> values() {
fallback();
return fallbackMap.values();
}
/**
* Fill a {@link Packet} with values of this {@link MessageContext}.
*/
void fill(Packet packet) {
if(fallbackMap != null) {
for (Entry<String, Object> entry : fallbackMap.entrySet()) {
String key = entry.getKey();
if (packet.supports(key)) {
try {
packet.put(key, entry.getValue());
} catch (ReadOnlyPropertyException e) {
// Nothing to do
}
} else {
packet.invocationProperties.put(key, entry.getValue());
}
}
//Remove properties which are removed by user.
packet.createMapView().keySet().retainAll(fallbackMap.keySet());
packet.invocationProperties.keySet().retainAll(fallbackMap.keySet());
}
}
}