| /* |
| * Copyright (c) 2008, Rickard Öberg. All Rights Reserved. |
| * |
| * Licensed 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.zest.runtime.injection; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.List; |
| import org.apache.zest.api.composite.InjectedParametersDescriptor; |
| import org.apache.zest.functional.HierarchicalVisitor; |
| import org.apache.zest.functional.Specification; |
| import org.apache.zest.functional.VisitableHierarchy; |
| |
| /** |
| * JAVADOC |
| */ |
| public final class InjectedParametersModel |
| implements InjectedParametersDescriptor, Dependencies, VisitableHierarchy<Object, Object> |
| { |
| private final List<DependencyModel> parameterDependencies; |
| |
| public InjectedParametersModel() |
| { |
| parameterDependencies = new ArrayList<DependencyModel>(); |
| } |
| |
| @Override |
| public Iterable<DependencyModel> dependencies() |
| { |
| return parameterDependencies; |
| } |
| |
| // Context |
| public Object[] newParametersInstance( InjectionContext context ) |
| { |
| Object[] parametersInstance = new Object[ parameterDependencies.size() ]; |
| |
| // Inject parameterDependencies |
| for( int j = 0; j < parameterDependencies.size(); j++ ) |
| { |
| DependencyModel dependencyModel = parameterDependencies.get( j ); |
| Object parameter = dependencyModel.inject( context ); |
| parametersInstance[ j ] = parameter; |
| } |
| |
| return parametersInstance; |
| } |
| |
| public void addDependency( DependencyModel dependency ) |
| { |
| parameterDependencies.add( dependency ); |
| } |
| |
| @Override |
| public <ThrowableType extends Throwable> boolean accept( HierarchicalVisitor<? super Object, ? super Object, ThrowableType> visitor ) |
| throws ThrowableType |
| { |
| if( visitor.visitEnter( this ) ) |
| { |
| for( DependencyModel parameterDependency : parameterDependencies ) |
| { |
| if( !visitor.visit( parameterDependency ) ) |
| { |
| break; |
| } |
| } |
| } |
| return visitor.visitLeave( this ); |
| } |
| |
| public Collection<DependencyModel> filter( Specification<DependencyModel> specification ) |
| { |
| ArrayList<DependencyModel> result = new ArrayList<DependencyModel>(); |
| for( DependencyModel model : parameterDependencies ) |
| { |
| if( specification.satisfiedBy( model ) ) |
| { |
| result.add( model ); |
| } |
| } |
| return result; |
| } |
| |
| @Override |
| public String toString() |
| { |
| return "InjectedParametersModel{" + |
| "parameterDependencies=" + parameterDependencies + |
| '}'; |
| } |
| } |
| |