org.jboss.as.cli.parsing.InitialState 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.parsing;
import org.jboss.as.cli.CommandFormatException;
import org.jboss.as.cli.parsing.command.CommandState;
import org.jboss.as.cli.parsing.operation.OperationRequestState;
/**
*
* @author Alexey Loubyansky
*/
public class InitialState extends DefaultParsingState {
public static final InitialState INSTANCE;
static {
OperationRequestState opState = new OperationRequestState();
opState.setHandleEntrance(true);
INSTANCE = new InitialState(opState, CommandState.INSTANCE);
}
public static final String ID = "INITIAL";
InitialState() {
this(OperationRequestState.INSTANCE, CommandState.INSTANCE);
}
InitialState(OperationRequestState opState, final CommandState cmdState) {
super(ID);
final LeadingWhitespaceState leadingWs = new LeadingWhitespaceState();
leadingWs.setEndContentHandler(new CharacterHandler(){
@Override
public void handle(ParsingContext ctx) throws CommandFormatException {
ctx.enterState(cmdState);
}});
this.setEnterHandler(new CharacterHandler() {
@Override
public void handle(ParsingContext ctx) throws CommandFormatException {
if(Character.isWhitespace(ctx.getCharacter())) {
ctx.enterState(leadingWs);
}
}});
enterState('.', opState);
enterState(':', opState);
enterState('/', opState);
setDefaultHandler(new CharacterHandler() {
@Override
public void handle(ParsingContext ctx) throws CommandFormatException {
ctx.enterState(cmdState);
}});
setIgnoreWhitespaces(true);
}
class LeadingWhitespaceState extends DefaultParsingState {
public LeadingWhitespaceState() {
super("WS");
setDefaultHandler(new CharacterHandler() {
@Override
public void handle(ParsingContext ctx) throws CommandFormatException {
if(!Character.isWhitespace(ctx.getCharacter())) {
ctx.leaveState();
InitialState.this.getHandler(ctx.getCharacter()).handle(ctx);
}
}});
}
}
}