/*

 * reserved comment block

 * DO NOT REMOVE OR ALTER!

 */

package com.sun.org.apache.bcel.internal.generic;

import com.sun.org.apache.bcel.internal.Constants;

import com.sun.org.apache.bcel.internal.ExceptionConstants;

/**

 * INVOKESTATIC - Invoke a class (static) method

 *

 * <PRE>Stack: ..., [arg1, [arg2 ...]] -&gt; ...</PRE>

 *

 * @author  <A HREF="mailto:markus.dahm@berlin.de">M. Dahm</A>

 */

public class INVOKESTATIC extends InvokeInstruction {

  /**

   * Empty constructor needed for the Class.newInstance() statement in

   * Instruction.readInstruction(). Not to be used otherwise.

   */

  INVOKESTATIC() {}

  public INVOKESTATIC(int index) {

    super(Constants.INVOKESTATIC, index);

  }

  public Class[] getExceptions() {

    Class[] cs = new Class[2 + 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.UNSATISFIED_LINK_ERROR;

    cs[ExceptionConstants.EXCS_FIELD_AND_METHOD_RESOLUTION.length+1] = 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.visitExceptionThrower(this);

    v.visitTypedInstruction(this);

    v.visitStackConsumer(this);

    v.visitStackProducer(this);

    v.visitLoadClass(this);

    v.visitCPInstruction(this);

    v.visitFieldOrMethod(this);

    v.visitInvokeInstruction(this);

    v.visitINVOKESTATIC(this);

  }

}