ClassQueue.java
/*
* 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
*
* https://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.bcel.util;
import java.util.LinkedList;
import org.apache.bcel.classfile.JavaClass;
/**
* Utility class implementing a (typesafe) queue of JavaClass objects.
*/
public class ClassQueue {
/**
* @deprecated (since 6.0) will be made private; do not access
*/
@Deprecated
protected LinkedList<JavaClass> vec = new LinkedList<>(); // TODO not used externally
public JavaClass dequeue() {
return vec.removeFirst();
}
public boolean empty() {
return vec.isEmpty();
}
public void enqueue(final JavaClass clazz) {
vec.addLast(clazz);
}
@Override
public String toString() {
return vec.toString();
}
}