org.apache.tomcat.util.bcel.classfile.ConstantClass Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.tomcat.util.bcel.classfile;
import java.io.DataInput;
import java.io.IOException;
import org.apache.tomcat.util.bcel.Const;
/**
* This class is derived from the abstract {@link Constant} and represents a reference to a (external) class.
*
* @see Constant
*/
public final class ConstantClass extends Constant {
private final int nameIndex; // Identical to ConstantString except for the name
/**
* Constructs an instance from file data.
*
* @param dataInput Input stream
* @throws IOException if an I/O error occurs reading from the given {@code dataInput}.
*/
ConstantClass(final DataInput dataInput) throws IOException {
super(Const.CONSTANT_Class);
this.nameIndex = dataInput.readUnsignedShort();
}
/**
* @return Name index in constant pool of class name.
*/
public int getNameIndex() {
return nameIndex;
}
}