/*
* reserved comment block
* DO NOT REMOVE OR ALTER!
*/
package com.sun.org.apache.bcel.internal.generic;
/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2001 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Apache" and "Apache Software Foundation" and
* "Apache BCEL" must not be used to endorse or promote products
* derived from this software without prior written permission. For
* written permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache",
* "Apache BCEL", nor may "Apache" appear in their name, without
* prior written permission of the Apache Software Foundation.
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/
import com.sun.org.apache.bcel.internal.Constants;
import com.sun.org.apache.bcel.internal.ExceptionConstants;
/**
* GETSTATIC - Fetch static field from class
* <PRE>Stack: ..., -> ..., value</PRE>
* OR
* <PRE>Stack: ..., -> ..., value.word1, value.word2</PRE>
*
* @version $Id: GETSTATIC.java,v 1.1.2.1 2005/07/31 23:45:28 jeffsuttor Exp $
* @author <A HREF="mailto:markus.dahm@berlin.de">M. Dahm</A>
*/
public class GETSTATIC extends FieldInstruction implements PushInstruction, ExceptionThrower {
/**
* Empty constructor needed for the Class.newInstance() statement in
* Instruction.readInstruction(). Not to be used otherwise.
*/
GETSTATIC() {}
public GETSTATIC(int index) {
super(Constants.GETSTATIC, index);
}
public int produceStack(ConstantPoolGen cpg) { return getFieldSize(cpg); }
public Class[] getExceptions() {
Class[] cs = new Class[1 + ExceptionConstants.EXCS_FIELD_AND_METHOD_RESOLUTION.length];
System.arraycopy(ExceptionConstants.EXCS_FIELD_AND_METHOD_RESOLUTION, 0,
cs, 0, ExceptionConstants.EXCS_FIELD_AND_METHOD_RESOLUTION.length);
cs[ExceptionConstants.EXCS_FIELD_AND_METHOD_RESOLUTION.length] =
ExceptionConstants.INCOMPATIBLE_CLASS_CHANGE_ERROR;
return cs;
}
/**
* Call corresponding visitor method(s). The order is:
* Call visitor methods of implemented interfaces first, then
* call methods according to the class hierarchy in descending order,
* i.e., the most specific visitXXX() call comes last.
*
* @param v Visitor object
*/
public void accept(Visitor v) {
v.visitStackProducer(this);
v.visitPushInstruction(this);
v.visitExceptionThrower(this);
v.visitTypedInstruction(this);
v.visitLoadClass(this);
v.visitCPInstruction(this);
v.visitFieldOrMethod(this);
v.visitFieldInstruction(this);
v.visitGETSTATIC(this);
}
}