1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 */ 18 package org.apache.bcel.generic; 19 20 /** 21 * Denotes that an instruction may start the process of loading and resolving 22 * the referenced class in the Virtual Machine. 23 * 24 * @version $Id$ 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 */ getLoadClassType( ConstantPoolGen cpg )34 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 */ getType( ConstantPoolGen cpg )49 Type getType( ConstantPoolGen cpg ); 50 } 51