org.apache.tomcat.util.bcel.classfile.SourceFile 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;
/**
* This class is derived from Attribute and represents a reference
* to the source file of this class. At most one SourceFile attribute
* should appear per classfile. The intention of this class is that it is
* instantiated from the Attribute.readAttribute() method.
*
* @author M. Dahm
* @see Attribute
*/
public final class SourceFile extends Attribute {
private static final long serialVersionUID = 332346699609443704L;
/**
* Construct object from file stream.
* @param name_index Index in constant pool to CONSTANT_Utf8
* @param length Content length in bytes
* @param file Input stream
* @param constant_pool Array of constants
* @throws IOException
*/
SourceFile(int name_index, int length, DataInput file, ConstantPool constant_pool)
throws IOException {
super(name_index, length, constant_pool);
file.readUnsignedShort(); // Unused sourcefile_index
}
}