| /* |
| * Copyright (c) 1998, 2013, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code 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 General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package build.tools.jdwpgen; |
| |
| import java.util.*; |
| |
| class Context { |
| |
| static final int outer = 0; |
| static final int readingReply = 1; |
| static final int writingCommand = 2; |
| |
| final String whereJava; |
| final String whereC; |
| |
| int state = outer; |
| private boolean inEvent = false; |
| |
| Context() { |
| whereJava = ""; |
| whereC = ""; |
| } |
| |
| private Context(String whereJava, String whereC) { |
| this.whereJava = whereJava; |
| this.whereC = whereC; |
| } |
| |
| Context subcontext(String level) { |
| Context ctx; |
| if (whereC.length() == 0) { |
| ctx = new Context(level, level); |
| } else { |
| ctx = new Context(whereJava + "." + level, whereC + "_" + level); |
| } |
| ctx.state = state; |
| ctx.inEvent = inEvent; |
| return ctx; |
| } |
| |
| private Context cloneContext() { |
| Context ctx = new Context(whereJava, whereC); |
| ctx.state = state; |
| ctx.inEvent = inEvent; |
| return ctx; |
| } |
| |
| Context replyReadingSubcontext() { |
| Context ctx = cloneContext(); |
| ctx.state = readingReply; |
| return ctx; |
| } |
| |
| Context commandWritingSubcontext() { |
| Context ctx = cloneContext(); |
| ctx.state = writingCommand; |
| return ctx; |
| } |
| |
| Context inEventSubcontext() { |
| Context ctx = cloneContext(); |
| ctx.inEvent = true; |
| return ctx; |
| } |
| |
| boolean inEvent() { |
| return inEvent; |
| } |
| |
| boolean isWritingCommand() { |
| return state == writingCommand; |
| } |
| |
| boolean isReadingReply() { |
| return state == readingReply; |
| } |
| } |