/* | |
* 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.myfaces.extensions.validator.core.metadata.transformer.mapper; | |
import org.apache.myfaces.extensions.validator.core.mapper.NameMapper; | |
import org.apache.myfaces.extensions.validator.core.mapper.SubMapperAwareNameMapper; | |
import org.apache.myfaces.extensions.validator.core.Nested; | |
import org.apache.myfaces.extensions.validator.core.InvocationOrderComparator; | |
import org.apache.myfaces.extensions.validator.core.InvocationOrder; | |
import org.apache.myfaces.extensions.validator.core.validation.strategy.ValidationStrategy; | |
import org.apache.myfaces.extensions.validator.internal.UsageInformation; | |
import org.apache.myfaces.extensions.validator.internal.UsageCategory; | |
import java.util.List; | |
import java.util.ArrayList; | |
import java.util.Collections; | |
import java.util.concurrent.CopyOnWriteArrayList; | |
/** | |
* @author Gerhard Petracek | |
* @since x.x.3 | |
*/ | |
@InvocationOrder(100) | |
@UsageInformation({UsageCategory.INTERNAL}) | |
public class ValidationStrategyToMetaDataTransformerSubMapperAwareNameMapper | |
extends AbstractValidationStrategyToMetaDataTransformerNameMapper | |
implements SubMapperAwareNameMapper<ValidationStrategy> | |
{ | |
private List<NameMapper<ValidationStrategy>> subNameMappers = | |
new CopyOnWriteArrayList<NameMapper<ValidationStrategy>>(); | |
public void addNameMapper(NameMapper<ValidationStrategy> nameMapper) | |
{ | |
if(!this.subNameMappers.contains(nameMapper) && nameMapper.getClass().isAnnotationPresent(Nested.class)) | |
{ | |
this.subNameMappers.add(nameMapper); | |
sortSubNameMappers(); | |
} | |
} | |
public void removeNameMapper(Class<? extends NameMapper> nameMapperClass) | |
{ | |
List<NameMapper<ValidationStrategy>> nameMappersToRemove = | |
new ArrayList<NameMapper<ValidationStrategy>>(this.subNameMappers.size()); | |
for(NameMapper<ValidationStrategy> currentSubNameMapper : this.subNameMappers) | |
{ | |
if(currentSubNameMapper.getClass().getName().equals(nameMapperClass.getName())) | |
{ | |
nameMappersToRemove.add(currentSubNameMapper); | |
//don't break - e.g. to deregister all wrappers... | |
//break; | |
} | |
} | |
//do it manually due to the CopyOnWriteArrayList | |
for(NameMapper<ValidationStrategy> currentSubNameMapper : nameMappersToRemove) | |
{ | |
this.subNameMappers.remove(currentSubNameMapper); | |
} | |
} | |
private void sortSubNameMappers() | |
{ | |
List<NameMapper<ValidationStrategy>> sortableList = | |
new ArrayList<NameMapper<ValidationStrategy>>(this.subNameMappers); | |
Collections.sort(sortableList, new InvocationOrderComparator<NameMapper<ValidationStrategy>>()); | |
subNameMappers.clear(); | |
subNameMappers.addAll(sortableList); | |
} | |
public String createName(ValidationStrategy source) | |
{ | |
String result = null; | |
for(NameMapper<ValidationStrategy> mapper : this.subNameMappers) | |
{ | |
result = mapper.createName(source); | |
if(result != null) | |
{ | |
return result; | |
} | |
} | |
return result; | |
} | |
} |