/* | |
* 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 | |
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* 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. | |
*/ | |
public | |
class 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<Object, Object> 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; | |
} | |
/** | |
*/ | |
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(":"); | |
} | |
} |