LoadClass xref

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    1   /*
    2    * Copyright  2000-2004 The Apache Software Foundation
    3    *
    4    *  Licensed under the Apache License, Version 2.0 (the "License");
    5    *  you may not use this file except in compliance with the License.
    6    *  You may obtain a copy of the License at
    7    *
    8    *      http://www.apache.org/licenses/LICENSE-2.0
    9    *
    10   *  Unless required by applicable law or agreed to in writing, software
    11   *  distributed under the License is distributed on an "AS IS" BASIS,
    12   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13   *  See the License for the specific language governing permissions and
    14   *  limitations under the License.
    15   *
    16   */
    17  package org.apache.bcel.generic;
    18
    19  /***
    20   * Denotes that an instruction may start the process of loading and resolving
    21   * the referenced class in the Virtual Machine.
    22   *
    23   * @version $Id: LoadClass.java 386056 2006-03-15 11:31:56Z tcurdt $
    24   * @author  <A HREF="mailto:m.dahm@gmx.de">M. Dahm</A>
    25   */
    26  public interface LoadClass {
    27
    28      /***
    29       * Returns the ObjectType of the referenced class or interface
    30       * that may be loaded and resolved.
    31       * @return object type that may be loaded or null if a primitive is
    32       * referenced
    33       */
    34      public ObjectType getLoadClassType( ConstantPoolGen cpg );
    35
    36
    37      /***
    38       * Returns the type associated with this instruction.
    39       * LoadClass instances are always typed, but this type
    40       * does not always refer to the type of the class or interface
    41       * that it possibly forces to load. For example, GETFIELD would
    42       * return the type of the field and not the type of the class
    43       * where the field is defined.
    44       * If no class is forced to be loaded, <B>null</B> is returned.
    45       * An example for this is an ANEWARRAY instruction that creates
    46       * an int[][].
    47       * @see #getLoadClassType(ConstantPoolGen)
    48       */
    49      public Type getType( ConstantPoolGen cpg );
    50  }