/*
* JBoss, Home of Professional Open Source.
* Copyright (c) 2011, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.server.deployment;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.ARCHIVE;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.HASH;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.PATH;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.RELATIVE_TO;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.List;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.server.logging.ServerLogger;
import org.jboss.as.server.controller.resources.DeploymentAttributes;
import org.jboss.dmr.ModelNode;
/**
* @author <a href="mailto:cdewolf@redhat.com">Carlo de Wolf</a>
*/
public abstract class DeploymentHandlerUtils {
protected static String asString(final ModelNode node, final String name) {
return node.has(name) ? node.require(name).asString() : null;
}
protected static OperationFailedException createFailureException(String msg) {
return new OperationFailedException(msg);
}
protected static OperationFailedException createFailureException(Throwable cause, String msg) {
return new OperationFailedException(cause, new ModelNode(msg));
}
protected static DeploymentHandlerUtil.ContentItem[] getContents(ModelNode contentNode) {
final List<ModelNode> nodes = contentNode.asList();
final DeploymentHandlerUtil.ContentItem[] contents = new DeploymentHandlerUtil.ContentItem[nodes.size()];
for(int i = 0; i < contents.length; i++) {
final ModelNode node = nodes.get(i);
if (node.has(HASH)) {
contents[i] = new DeploymentHandlerUtil.ContentItem(node.require(HASH).asBytes(), DeploymentHandlerUtil.isArchive(node));
} else {
contents[i] = new DeploymentHandlerUtil.ContentItem(node.require(PATH).asString(), asString(node, RELATIVE_TO), node.require(ARCHIVE).asBoolean());
}
}
return contents;
}
public static InputStream getInputStream(OperationContext context, ModelNode contentItem) throws OperationFailedException {
InputStream in = null;
if(!contentItem.isDefined()) {
ByteArrayOutputStream out = new ByteArrayOutputStream();
try ( ZipOutputStream zout = new ZipOutputStream(out);) {
zout.putNextEntry(new ZipEntry(context.getCurrentAddressValue() + '/'));
zout.closeEntry();
out.close();
} catch(IOException ioex) {
throw new OperationFailedException(ioex);
}
return new ByteArrayInputStream(out.toByteArray());
}
if (contentItem.hasDefined(DeploymentAttributes.CONTENT_INPUT_STREAM_INDEX.getName())) {
int streamIndex = DeploymentAttributes.CONTENT_INPUT_STREAM_INDEX.resolveModelAttribute(context, contentItem).asInt();
int maxIndex = context.getAttachmentStreamCount();
if (streamIndex > maxIndex) {
throw ServerLogger.ROOT_LOGGER.invalidStreamIndex(DeploymentAttributes.CONTENT_INPUT_STREAM_INDEX.getName(), streamIndex, maxIndex);
}
in = context.getAttachmentStream(streamIndex);
} else if (contentItem.hasDefined(DeploymentAttributes.CONTENT_BYTES.getName())) {
try {
in = new ByteArrayInputStream(DeploymentAttributes.CONTENT_BYTES.resolveModelAttribute(context, contentItem).asBytes());
} catch (IllegalArgumentException iae) {
throw ServerLogger.ROOT_LOGGER.invalidStreamBytes(DeploymentAttributes.CONTENT_BYTES.getName());
}
} else if (contentItem.hasDefined(DeploymentAttributes.CONTENT_URL.getName())) {
final String urlSpec = DeploymentAttributes.CONTENT_URL.resolveModelAttribute(context, contentItem).asString();
try {
in = new URL(urlSpec).openStream();
} catch (MalformedURLException e) {
throw ServerLogger.ROOT_LOGGER.invalidStreamURL(e, urlSpec);
} catch (IOException e) {
throw ServerLogger.ROOT_LOGGER.invalidStreamURL(e, urlSpec);
}
}
if (in == null) {
// Won't happen, as we call hasValidContentAdditionParameterDefined first
throw new IllegalStateException();
}
return in;
}
/**
* Checks to see if a valid deployment parameter has been defined.
*
* @param operation the operation to check.
*
* @return {@code true} of the parameter is valid, otherwise {@code false}.
*/
public static boolean hasValidContentAdditionParameterDefined(ModelNode operation) {
for (String s : DeploymentAttributes.MANAGED_CONTENT_ATTRIBUTES.keySet()) {
if (operation.hasDefined(s)) {
return true;
}
}
return false;
}
protected static void validateOnePieceOfContent(final ModelNode content) throws OperationFailedException {
// TODO: implement overlays
if (content.asList().size() != 1)
throw ServerLogger.ROOT_LOGGER.multipleContentItemsNotSupported();
}
public static InputStream emptyStream() {
return new InputStream() {
@Override
public int read() throws IOException {
return -1;
}
};
}
}