org.apache.tomcat.util.bcel.classfile.Annotations 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.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
/**
* base class for annotations
*
* @version $Id: Annotations
* @author D. Brosius
* @since 5.3
*/
public abstract class Annotations extends Attribute {
private static final long serialVersionUID = 1L;
private AnnotationEntry[] annotation_table;
/**
* @param annotation_type the subclass type of the annotation
* @param name_index Index pointing to the name Code
* @param length Content length in bytes
* @param file Input stream
* @param constant_pool Array of constants
*/
public Annotations(byte annotation_type, int name_index, int length, DataInputStream file, ConstantPool constant_pool) throws IOException {
this(annotation_type, name_index, length, (AnnotationEntry[]) null, constant_pool);
final int annotation_table_length = (file.readUnsignedShort());
annotation_table = new AnnotationEntry[annotation_table_length];
for (int i = 0; i < annotation_table_length; i++) {
annotation_table[i] = AnnotationEntry.read(file, constant_pool);
}
}
/**
* @param annotation_type the subclass type of the annotation
* @param name_index Index pointing to the name Code
* @param length Content length in bytes
* @param annotation_table the actual annotations
* @param constant_pool Array of constants
*/
public Annotations(byte annotation_type, int name_index, int length, AnnotationEntry[] annotation_table, ConstantPool constant_pool) {
super(annotation_type, name_index, length, constant_pool);
setAnnotationTable(annotation_table);
}
/**
* @param annotation_table the entries to set in this annotation
*/
public final void setAnnotationTable( AnnotationEntry[] annotation_table ) {
this.annotation_table = annotation_table;
}
/**
* returns the array of annotation entries in this annotation
*/
public AnnotationEntry[] getAnnotationEntries() {
return annotation_table;
}
protected void writeAnnotations(DataOutputStream dos) throws IOException {
if (annotation_table == null) {
return;
}
dos.writeShort(annotation_table.length);
for (int i = 0; i < annotation_table.length; i++)
annotation_table[i].dump(dos);
}
}