org.jboss.as.cli.handlers.trycatch.EndTryHandler Maven / Gradle / Ivy
/*
* JBoss, Home of Professional Open Source.
* Copyright 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.cli.handlers.trycatch;
import java.io.IOException;
import org.jboss.as.cli.CommandContext;
import org.jboss.as.cli.CommandLineException;
import org.jboss.as.cli.Util;
import org.jboss.as.cli.batch.Batch;
import org.jboss.as.cli.batch.BatchManager;
import org.jboss.as.cli.handlers.CommandHandlerWithHelp;
import org.jboss.as.controller.client.ModelControllerClient;
import org.jboss.dmr.ModelNode;
/**
*
* @author Alexey Loubyansky
*/
public class EndTryHandler extends CommandHandlerWithHelp {
public EndTryHandler() {
super("end-try", true);
}
@Override
public boolean isAvailable(CommandContext ctx) {
try {
final TryBlock tryBlock = TryBlock.get(ctx);
return tryBlock != null && !tryBlock.isInTry();
} catch (CommandLineException e) {
return false;
}
}
/* (non-Javadoc)
* @see org.jboss.as.cli.handlers.CommandHandlerWithHelp#doHandle(org.jboss.as.cli.CommandContext)
*/
@Override
protected void doHandle(CommandContext ctx) throws CommandLineException {
final TryBlock tryBlock = TryBlock.remove(ctx);
final BatchManager batchManager = ctx.getBatchManager();
if(!batchManager.isBatchActive()) {
if(tryBlock.isInCatch()) {
throw new CommandLineException("catch block did not activate batch mode.");
} else {
throw new CommandLineException("finally block did not activate batch mode.");
}
}
final Batch batch = batchManager.getActiveBatch();
batchManager.discardActiveBatch();
final ModelControllerClient client = ctx.getModelControllerClient();
if(client == null) {
throw new CommandLineException("The connection to the controller has not been established.");
}
final ModelNode tryRequest = tryBlock.getTryRequest();
if(tryRequest == null) {
throw new CommandLineException("The try request is not available.");
}
ModelNode response;
try {
response = client.execute(tryRequest);
} catch (IOException e) {
throw new CommandLineException("try request failed", e);
}
CommandLineException catchError = null;
if(!Util.isSuccess(response)) {
ctx.printLine("try block failed: " + Util.getFailureDescription(response));
ModelNode catchRequest = tryBlock.getCatchRequest();
if(catchRequest == null && tryBlock.isInCatch() && batch.size() > 0) {
catchRequest = batch.toRequest();
}
if(catchRequest != null) {
try {
response = client.execute(catchRequest);
} catch (IOException e) {
throw new CommandLineException("catch request failed", e);
}
if(!Util.isSuccess(response)) {
catchError = new CommandLineException("catch request failed: " + Util.getFailureDescription(response));
}
}
}
if(tryBlock.isInFinally() && batch.size() > 0) {
final ModelNode finallyRequest = batch.toRequest();
try {
response = client.execute(finallyRequest);
} catch (IOException e) {
throw new CommandLineException("finally request failed", e);
}
if(!Util.isSuccess(response)) {
throw new CommandLineException("finally request failed: " + Util.getFailureDescription(response));
}
}
if(catchError != null) {
throw catchError;
}
}
}