/*
* Copyright (c) MuleSoft, Inc. All rights reserved. http://www.mulesoft.com
* The software in this package is published under the terms of the CPAL v1.0
* license, a copy of which has been included with this distribution in the
* LICENSE.txt file.
*/
package org.mule.runtime.core.el.context;
import static java.util.Collections.emptyMap;
import org.mule.runtime.core.api.Event;
import org.mule.runtime.core.internal.message.InternalMessage;
import java.util.Set;
import javax.activation.DataHandler;
public class OutboundAttachmentMapContext extends AbstractMapContext<DataHandler> {
private Event event;
private Event.Builder eventBuilder;
// TODO MULE-10471 Immutable event used in MEL/Scripting should be shared for consistency
public OutboundAttachmentMapContext(Event event, Event.Builder eventBuilder) {
this.event = event;
this.eventBuilder = eventBuilder;
}
@Override
public DataHandler doGet(String key) {
return ((InternalMessage) event.getMessage()).getOutboundAttachment(key);
}
@Override
public void doPut(String key, DataHandler value) {
eventBuilder.message(InternalMessage.builder(event.getMessage()).addOutboundAttachment(key, value).build());
event = eventBuilder.build();
}
@Override
public void doRemove(String key) {
eventBuilder.message(InternalMessage.builder(event.getMessage()).removeOutboundAttachment(key).build());
event = eventBuilder.build();
}
@Override
public Set<String> keySet() {
return ((InternalMessage) event.getMessage()).getOutboundAttachmentNames();
}
@Override
public void clear() {
eventBuilder.message(InternalMessage.builder(event.getMessage()).outboundAttachments(emptyMap()).build());
event = eventBuilder.build();
}
}