/**
* 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.jaxb.attachment;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import org.apache.cxf.attachment.AttachmentDataSource;
import org.apache.cxf.helpers.CastUtils;
import org.apache.cxf.interceptor.Fault;
import org.apache.cxf.interceptor.Interceptor;
import org.apache.cxf.message.Attachment;
import org.apache.cxf.message.Message;
import org.apache.cxf.phase.AbstractPhaseInterceptor;
import org.apache.cxf.phase.Phase;
/**
*
*/
public final class JAXBAttachmentSchemaValidationHack extends AbstractPhaseInterceptor<Message> {
public static final Interceptor INSTANCE = new JAXBAttachmentSchemaValidationHack();
private static final String SAVED_DATASOURCES
= JAXBAttachmentSchemaValidationHack.class.getName() + ".SAVED_DATASOURCES";
private JAXBAttachmentSchemaValidationHack() {
super(Phase.POST_PROTOCOL);
}
public void handleMessage(Message message) throws Fault {
Object en = message.getContextualProperty(Message.SCHEMA_VALIDATION_ENABLED);
if ((Boolean.TRUE.equals(en) || "true".equals(en)) && message.getAttachments() != null) {
Collection<AttachmentDataSource> dss = new ArrayList<AttachmentDataSource>();
for (Attachment at : message.getAttachments()) {
if (at.getDataHandler().getDataSource() instanceof AttachmentDataSource) {
AttachmentDataSource ds = (AttachmentDataSource)at.getDataHandler().getDataSource();
try {
ds.hold();
} catch (IOException e) {
throw new Fault(e);
}
dss.add(ds);
}
}
if (!dss.isEmpty()) {
message.put(SAVED_DATASOURCES, dss);
message.getInterceptorChain().add(EndingInterceptor.INSTANCE);
}
}
}
static class EndingInterceptor extends AbstractPhaseInterceptor<Message> {
static final EndingInterceptor INSTANCE = new EndingInterceptor();
EndingInterceptor() {
super(Phase.PRE_LOGICAL);
}
public void handleMessage(Message message) throws Fault {
Collection<AttachmentDataSource> dss = CastUtils.cast((List<?>)message.get(SAVED_DATASOURCES));
for (AttachmentDataSource ds : dss) {
ds.release();
}
}
}
}