| package org.apache.maven.plugins.assembly.io; |
| |
| /* |
| * 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. |
| */ |
| |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| /** |
| * The Locator. |
| * |
| */ |
| final class Locator |
| { |
| |
| private List<LocatorStrategy> strategies; |
| private final MessageHolder messageHolder; |
| |
| /** |
| * @param strategies List of strategies |
| * @param messageHolder {@link MessageHolder} |
| */ |
| Locator( List<LocatorStrategy> strategies, MessageHolder messageHolder ) |
| { |
| this.messageHolder = messageHolder; |
| this.strategies = new ArrayList<LocatorStrategy>( strategies ); |
| } |
| |
| /** |
| * Create instance. |
| */ |
| Locator() |
| { |
| this.messageHolder = new DefaultMessageHolder(); |
| this.strategies = new ArrayList<LocatorStrategy>(); |
| } |
| |
| /** |
| * @return {@link MessageHolder} |
| */ |
| MessageHolder getMessageHolder() |
| { |
| return messageHolder; |
| } |
| |
| /** |
| * @param strategy The strategy to be added. |
| */ |
| void addStrategy( LocatorStrategy strategy ) |
| { |
| this.strategies.add( strategy ); |
| } |
| |
| /** |
| * @param strategy the strategy to remove. |
| */ |
| void removeStrategy( LocatorStrategy strategy ) |
| { |
| this.strategies.remove( strategy ); |
| } |
| |
| /** |
| * @param strategies the strategies to be set. |
| */ |
| void setStrategies( List<LocatorStrategy> strategies ) |
| { |
| this.strategies.clear(); |
| this.strategies.addAll( strategies ); |
| } |
| |
| /** |
| * @return list of strategies. |
| */ |
| List<LocatorStrategy> getStrategies() |
| { |
| return strategies; |
| } |
| |
| /** |
| * @param locationSpecification location spec |
| * @return {@link Location} |
| */ |
| Location resolve( String locationSpecification ) |
| { |
| Location location = null; |
| |
| for ( Iterator<LocatorStrategy> it = strategies.iterator(); location == null && it.hasNext(); ) |
| { |
| LocatorStrategy strategy = (LocatorStrategy) it.next(); |
| |
| location = strategy.resolve( locationSpecification, messageHolder ); |
| } |
| |
| return location; |
| } |
| |
| } |