| package org.eclipse.aether.internal.impl; |
| |
| /* |
| * 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. |
| */ |
| |
| final class PrioritizedComponent<T> |
| implements Comparable<PrioritizedComponent<?>> |
| { |
| |
| private final T component; |
| |
| private final Class<?> type; |
| |
| private final float priority; |
| |
| private final int index; |
| |
| PrioritizedComponent( T component, Class<?> type, float priority, int index ) |
| { |
| this.component = component; |
| this.type = type; |
| this.priority = priority; |
| this.index = index; |
| } |
| |
| public T getComponent() |
| { |
| return component; |
| } |
| |
| public Class<?> getType() |
| { |
| return type; |
| } |
| |
| public float getPriority() |
| { |
| return priority; |
| } |
| |
| public boolean isDisabled() |
| { |
| return Float.isNaN( priority ); |
| } |
| |
| public int compareTo( PrioritizedComponent<?> o ) |
| { |
| int rel = ( isDisabled() ? 1 : 0 ) - ( o.isDisabled() ? 1 : 0 ); |
| if ( rel == 0 ) |
| { |
| rel = Float.compare( o.priority, priority ); |
| if ( rel == 0 ) |
| { |
| rel = index - o.index; |
| } |
| } |
| return rel; |
| } |
| |
| @Override |
| public String toString() |
| { |
| return priority + " (#" + index + "): " + component; |
| } |
| |
| } |