com.predic8.membrane.core.exchange.snapshots.DynamicAbstractExchangeSnapshot Maven / Gradle / Ivy
/* Copyright 2018 predic8 GmbH, www.predic8.com
Licensed 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 com.predic8.membrane.core.exchange.snapshots;
import com.predic8.membrane.core.exchange.AbstractExchange;
import com.predic8.membrane.core.http.AbstractBody;
import com.predic8.membrane.core.http.MessageObserver;
import com.predic8.membrane.core.http.Response;
import com.predic8.membrane.core.model.AbstractExchangeViewerListener;
import com.predic8.membrane.core.util.functionalInterfaces.Consumer;
import java.util.stream.Stream;
public class DynamicAbstractExchangeSnapshot extends AbstractExchangeSnapshot{
public DynamicAbstractExchangeSnapshot() {
this(null,null);
}
public DynamicAbstractExchangeSnapshot(AbstractExchange exc, Consumer updateCallback) {
super(exc);
addObservers(exc,this,updateCallback);
}
public static void addObservers(AbstractExchange exc, AbstractExchangeSnapshot excCopy, Consumer callback) {
MessageObserver obs = new MessageObserver() {
@Override
public void bodyRequested(AbstractBody body) {
}
@Override
public void bodyComplete(AbstractBody body) {
update(callback, excCopy, exc);
}
};
exc.addExchangeViewerListener(new AbstractExchangeViewerListener() {
@Override
public void addResponse(Response response) {
response.addObserver(obs);
}
@Override
public void setExchangeFinished() {
update(callback, excCopy, exc);
}
});
Stream.of(exc.getRequest(),exc.getResponse()).forEach(msg -> {
if(msg == null)
return;
if(msg.containsObserver(obs))
return;
msg.addObserver(obs);
});
update(callback,excCopy,exc);
}
public static void update(Consumer callback, AbstractExchangeSnapshot excCopy, AbstractExchange exc) {
try {
excCopy = excCopy.updateFrom(exc);
if(callback != null)
callback.call(excCopy);
} catch (Exception e) {
e.printStackTrace();
}
}
}