/*
* JBoss, Home of Professional Open Source.
* Copyright 2015, 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 org.jboss.as.cli.CommandContext;
import org.jboss.as.cli.CommandLineException;
import org.jboss.as.cli.handlers.CommandHandlerWithHelp;
/**
*
* @author Alexey Loubyansky
*/
public class CatchHandler extends CommandHandlerWithHelp {
public CatchHandler() {
super("catch", true);
}
@Override
public boolean isAvailable(CommandContext ctx) {
final TryCatchFinallyControlFlow flow = TryCatchFinallyControlFlow.get(ctx);
return flow != null && flow.isInTry();
}
/* (non-Javadoc)
* @see org.jboss.as.cli.handlers.CommandHandlerWithHelp#doHandle(org.jboss.as.cli.CommandContext)
*/
@Override
protected void doHandle(CommandContext ctx) throws CommandLineException {
final TryCatchFinallyControlFlow flow = TryCatchFinallyControlFlow.get(ctx);
if(flow == null) {
throw new CommandLineException("catch is available only in try-catch-finally control flow");
}
if(flow.isInTry()) {
flow.moveToCatch();
} else {
throw new CommandLineException("catch may appear only once after try and before finally");
}
}
}