content: /*
   *  This file is part of AndroidIDE.
   *
   *  AndroidIDE is free software: you can redistribute it and/or modify
   *  it under the terms of the GNU General Public License as published by
   *  the Free Software Foundation, either version 3 of the License, or
   *  (at your option) any later version.
   *
   *  AndroidIDE 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 for more details.
   *
   *  You should have received a copy of the GNU General Public License
   *   along with AndroidIDE.  If not, see <https://www.gnu.org/licenses/>.
   */
  
  /*
   * reserved comment block
   * DO NOT REMOVE OR ALTER!
   */
  package jaxp.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.
   *
   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
   * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   * 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,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
   * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
   * 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 jaxp.sun.org.apache.bcel.internal.Constants;
  
  /**
   * Denotes array type, such as int[][]
   *
   * @author  <A HREF="mailto:markus.dahm@berlin.de">M. Dahm</A>
   */
  public final class ArrayType extends ReferenceType {
    private int  dimensions;
    private Type basic_type;
  
    /**
     * Convenience constructor for array type, e.g. int[]
     *
     * @param type array type, e.g. T_INT
     */
    public ArrayType(byte type, int dimensions) {
      this(BasicType.getType(type), dimensions);
    }
  
    /**
     * Convenience constructor for reference array type, e.g. Object[]
     *
     * @param class_name complete name of class (java.lang.String, e.g.)
     */
    public ArrayType(String class_name, int dimensions) {
      this(new ObjectType(class_name), dimensions);
    }
  
    /**
     * Constructor for array of given type
     *
     * @param type type of array (may be an array itself)
     */
    public ArrayType(Type type, int dimensions) {
      super(Constants.T_ARRAY, "<dummy>");
  
      if((dimensions < 1) || (dimensions > Constants.MAX_BYTE))
        throw new ClassGenException("Invalid number of dimensions: " + dimensions);
  
      switch(type.getType()) {
      case Constants.T_ARRAY:
        ArrayType array = (ArrayType)type;
        this.dimensions = dimensions + array.dimensions;
        basic_type      = array.basic_type;
        break;
  
      case Constants.T_VOID:
        throw new ClassGenException("Invalid type: void[]");
  
      default: // Basic type or reference
        this.dimensions = dimensions;
        basic_type = type;
        break;
      }
  
      StringBuffer buf = new StringBuffer();
      for(int i=0; i < this.dimensions; i++)
        buf.append('[');
  
      buf.append(basic_type.getSignature());
  
      signature = buf.toString();
    }
  
    /**
     * @return basic type of array, i.e., for int[][][] the basic type is int
     */
    public Type getBasicType() {
      return basic_type;
    }
  
    /**
     * @return element type of array, i.e., for int[][][] the element type is int[][]
     */
    public Type getElementType() {
      if(dimensions == 1)
        return basic_type;
      else
        return new ArrayType(basic_type, dimensions - 1);
    }
  
    /** @return number of dimensions of array
     */
    public int getDimensions() { return dimensions; }
  
    /** @return a hash code value for the object.
     */
    public int hashCode() { return basic_type.hashCode() ^ dimensions; }
  
    /** @return true if both type objects refer to the same array type.
     */
    public boolean equals(Object type) {
      if(type instanceof ArrayType) {
        ArrayType array = (ArrayType)type;
        return (array.dimensions == dimensions) && array.basic_type.equals(basic_type);
      } else
        return false;
    }
  }
  