/*
* Copyright 2016 JBoss by Red Hat.
*
* 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 org.jboss.as.server.deployment;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.UUID;
import static org.jboss.as.server.controller.resources.DeploymentAttributes.CONTENT_HASH;
import static org.jboss.as.server.controller.resources.DeploymentAttributes.CONTENT_PATH;
import static org.jboss.as.server.deployment.DeploymentHandlerUtil.getContentItem;
import static org.jboss.as.server.deployment.DeploymentHandlerUtil.isManaged;
import static org.jboss.as.server.deployment.DeploymentHandlerUtils.createFailureException;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.OperationStepHandler;
import org.jboss.as.controller.PathAddress;
import org.jboss.as.controller.ProcessType;
import org.jboss.as.controller.registry.Resource;
import org.jboss.as.repository.ContentRepository;
import org.jboss.as.repository.ExplodedContentException;
import org.jboss.as.repository.TypedInputStream;
import org.jboss.as.server.logging.ServerLogger;
import org.jboss.dmr.ModelNode;
/**
* Handler for the "read-content" operation over an exploded managed deployment.
* @author Emmanuel Hugonnet (c) 2016 Red Hat, inc.
*/
public class ManagedDeploymentReadContentHandler implements OperationStepHandler {
protected final ContentRepository contentRepository;
public ManagedDeploymentReadContentHandler(final ContentRepository contentRepository) {
assert contentRepository != null : "Null contentRepository";
this.contentRepository = contentRepository;
}
@Override
public void execute(OperationContext context, ModelNode operation) throws OperationFailedException {
if (context.getProcessType() == ProcessType.SELF_CONTAINED) {
throw ServerLogger.ROOT_LOGGER.cannotReadContentFromSelfContainedServer();
}
final Resource deploymentResource = context.readResource(PathAddress.EMPTY_ADDRESS);
ModelNode contentItemNode = getContentItem(deploymentResource);
// Validate this op is available
if (!isManaged(contentItemNode)) {
throw ServerLogger.ROOT_LOGGER.cannotReadContentFromUnmanagedDeployment();
}
final byte[] deploymentHash = CONTENT_HASH.resolveModelAttribute(context, contentItemNode).asBytes();
final ModelNode contentPath = CONTENT_PATH.resolveModelAttribute(context, operation);
final String path = contentPath.isDefined() ? contentPath.asString() : "";
try {
TypedInputStream inputStream = contentRepository.readContent(deploymentHash, path);
String uuid = context.attachResultStream(inputStream.getContentType(), inputStream);
context.getResult().get(UUID).set(uuid);
} catch (ExplodedContentException ex) {
throw createFailureException(ex.toString());
}
}
}