/*

 * Copyright (c) 1994, 2003, 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 sun.tools.tree;

import sun.tools.java.*;

import sun.tools.asm.Label;

/**

 * WARNING: The contents of this source file are not part of any

 * supported API.  Code that depends on them does so at its own risk:

 * they are subject to change or removal without notice.

 */

class CodeContext extends Context {

    Label breakLabel;

    Label contLabel;

    /**

     * Create a new nested context, for a block statement

     */

    CodeContext(Context ctx, Node node) {

        super(ctx, node);

        switch (node.op) {

          case DO:

          case WHILE:

          case FOR:

          case FINALLY:

          case SYNCHRONIZED:

            this.breakLabel = new Label();

            this.contLabel = new Label();

            break;

          case SWITCH:

          case TRY:

          case INLINEMETHOD:

          case INLINENEWINSTANCE:

            this.breakLabel = new Label();

            break;

          default:

            if ((node instanceof Statement) && (((Statement)node).labels != null)) {

                this.breakLabel = new Label();

            }

        }

    }

}