org.jboss.as.cli.ArgumentValueConverter Maven / Gradle / Ivy
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* JBoss, Home of Professional Open Source.
* Copyright 2012, 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;
import org.jboss.as.cli.parsing.DefaultParsingState;
import org.jboss.as.cli.parsing.EnterStateCharacterHandler;
import org.jboss.as.cli.parsing.StateParser;
import org.jboss.as.cli.parsing.arguments.ArgumentValueCallbackHandler;
import org.jboss.as.cli.parsing.arguments.ArgumentValueInitialState;
import org.jboss.as.cli.parsing.arguments.ArgumentValueState;
import org.jboss.as.cli.parsing.arguments.ListState;
import org.jboss.dmr.ModelNode;
/**
*
* @author Alexey Loubyansky
*/
public interface ArgumentValueConverter {
abstract class DMRWithFallbackConverter implements ArgumentValueConverter {
@Override
public ModelNode fromString(CommandContext ctx, String value) throws CommandFormatException {
if(value == null) {
return new ModelNode();
}
if(ctx.isResolveParameterValues()) {
value = Util.resolveProperties(value);
}
try {
return ModelNode.fromString(value);
} catch(Exception e) {
return fromNonDMRString(ctx, value);
}
}
protected abstract ModelNode fromNonDMRString(CommandContext ctx, String value) throws CommandFormatException;
}
ArgumentValueConverter DEFAULT = new ArgumentValueConverter() {
@Override
public ModelNode fromString(CommandContext ctx, String value) throws CommandFormatException {
if (value == null) {
return new ModelNode();
}
if(ctx.isResolveParameterValues()) {
value = Util.resolveProperties(value);
}
ModelNode toSet = null;
try {
toSet = ModelNode.fromString(value);
} catch (Exception e) {
final ArgumentValueCallbackHandler handler = new ArgumentValueCallbackHandler();
StateParser.parse(value, handler, ArgumentValueInitialState.INSTANCE);
toSet = handler.getResult();
}
return toSet;
}
};
ArgumentValueConverter LIST = new DMRWithFallbackConverter() {
final DefaultParsingState initialState = new DefaultParsingState("IL"){
{
setDefaultHandler(new EnterStateCharacterHandler(new ListState(new ArgumentValueState())));
}
};
@Override
protected ModelNode fromNonDMRString(CommandContext ctx, String value) throws CommandFormatException {
final ArgumentValueCallbackHandler handler = new ArgumentValueCallbackHandler();
StateParser.parse(value, handler, initialState);
return handler.getResult();
}
};
ArgumentValueConverter PROPERTIES = new DMRWithFallbackConverter() {
final DefaultParsingState initialState = new DefaultParsingState("IPL"){
{
setDefaultHandler(new EnterStateCharacterHandler(new ListState(new ArgumentValueState())));
}
};
@Override
protected ModelNode fromNonDMRString(CommandContext ctx, String value) throws CommandFormatException {
final ArgumentValueCallbackHandler handler = new ArgumentValueCallbackHandler();
StateParser.parse(value, handler, initialState);
return handler.getResult();
}
};
ModelNode fromString(CommandContext ctx, String value) throws CommandFormatException;
}