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/* * 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 java.io.PrintStream;import java.util.Hashtable; /** * 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. */publicclass CaseStatement extends Statement {    Expression expr;     /**     * Constructor     */    public CaseStatement(long where, Expression expr) {        super(CASE, where);        this.expr = expr;    }     /**     * Check statement     */    Vset check(Environment env, Context ctx, Vset vset, Hashtable exp) {        if (expr != null) {            expr.checkValue(env, ctx, vset, exp);            expr = convert(env, ctx, Type.tInt, expr);            expr = expr.inlineValue(env, ctx);        }        return vset.clearDeadEnd();    }     /**     * The cost of inlining this statement     */    public int costInline(int thresh, Environment env, Context ctx) {        return 6;    }     /**     * Print     */    public void print(PrintStream out, int indent) {        super.print(out, indent);        if (expr == null) {            out.print("default");        } else {            out.print("case ");            expr.print(out);        }        out.print(":");    }}