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/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.cxf.message;
import java.util.Collection;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import org.apache.cxf.Bus;
import org.apache.cxf.endpoint.Endpoint;
import org.apache.cxf.helpers.CastUtils;
import org.apache.cxf.interceptor.InterceptorChain;
import org.apache.cxf.service.Service;
import org.apache.cxf.service.model.EndpointInfo;
import org.apache.cxf.transport.Destination;
public class MessageImpl extends StringMapImpl implements Message {
private static final long serialVersionUID = -3020763696429459865L;
private Exchange exchange;
private String id;
private InterceptorChain interceptorChain;
// array of Class/T pairs for contents
private Object[] contents = new Object[20];
private int index;
private Map contextCache;
public MessageImpl() {
//nothing
}
public MessageImpl(Message m) {
super(m);
if (m instanceof MessageImpl) {
MessageImpl impl = (MessageImpl)m;
exchange = impl.getExchange();
id = impl.id;
interceptorChain = impl.interceptorChain;
contents = impl.contents;
index = impl.index;
contextCache = impl.contextCache;
} else {
throw new RuntimeException("Not a MessageImpl! " + m.getClass());
}
}
public Collection getAttachments() {
return CastUtils.cast((Collection)get(ATTACHMENTS));
}
public void setAttachments(Collection attachments) {
put(ATTACHMENTS, attachments);
}
public String getAttachmentMimeType() {
//for sub class overriding
return null;
}
public Destination getDestination() {
return get(Destination.class);
}
public Exchange getExchange() {
return exchange;
}
public String getId() {
return id;
}
public InterceptorChain getInterceptorChain() {
return this.interceptorChain;
}
@SuppressWarnings("unchecked")
public T getContent(Class format) {
for (int x = 0; x < index; x += 2) {
if (contents[x] == format) {
return (T)contents[x + 1];
}
}
return null;
}
public void setContent(Class format, Object content) {
for (int x = 0; x < index; x += 2) {
if (contents[x] == format) {
contents[x + 1] = content;
return;
}
}
if (index >= contents.length) {
//very unlikely to happen. Haven't seen more than about 6,
//but just in case we'll add a few more
Object tmp[] = new Object[contents.length + 10];
System.arraycopy(contents, 0, tmp, 0, contents.length);
contents = tmp;
}
contents[index] = format;
contents[index + 1] = content;
index += 2;
}
public void removeContent(Class format) {
for (int x = 0; x < index; x += 2) {
if (contents[x] == format) {
index -= 2;
if (x != index) {
contents[x] = contents[index];
contents[x + 1] = contents[index + 1];
}
contents[index] = null;
contents[index + 1] = null;
return;
}
}
}
public Set> getContentFormats() {
Set> c = new HashSet>();
for (int x = 0; x < index; x += 2) {
c.add((Class)contents[x]);
}
return c;
}
public void setDestination(Destination d) {
put(Destination.class, d);
}
public void setExchange(Exchange e) {
this.exchange = e;
}
public void setId(String i) {
this.id = i;
}
public void setInterceptorChain(InterceptorChain ic) {
this.interceptorChain = ic;
}
public Object put(String key, Object value) {
if (contextCache != null) {
contextCache.put(key, value);
}
return super.put(key, value);
}
public Object getContextualProperty(String key) {
if (contextCache == null) {
calcContextCache();
}
return contextCache.get(key);
}
private void calcContextCache() {
Map o = new HashMap() {
private static final long serialVersionUID = 7067290677790419348L;
public void putAll(Map m) {
if (m != null && m.size() > 0) {
super.putAll(m);
}
}
};
Exchange ex = getExchange();
if (ex != null) {
Bus b = ex.getBus();
if (b != null) {
o.putAll(b.getProperties());
}
Service sv = ex.getService();
if (sv != null) {
o.putAll(sv);
}
Endpoint ep = ex.getEndpoint();
if (ep != null) {
EndpointInfo ei = ep.getEndpointInfo();
if (ei != null) {
o.putAll(ep.getEndpointInfo().getBinding().getProperties());
o.putAll(ep.getEndpointInfo().getProperties());
}
o.putAll(ep);
}
}
o.putAll(ex);
o.putAll(this);
contextCache = o;
}
public static void copyContent(Message m1, Message m2) {
for (Class c : m1.getContentFormats()) {
m2.setContent(c, m1.getContent(c));
}
}
public void resetContextCache() {
if (contextCache != null) {
contextCache = null;
}
}
public void setContextualProperty(String key, Object v) {
if (contextCache != null && !containsKey(key)) {
contextCache.put(key, v);
}
}
}