| /* Copyright 2009 Tonny Kohar. |
| * |
| * 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.tools.model.util; |
| |
| import java.lang.reflect.Method; |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| import org.apache.zest.api.association.Association; |
| import org.apache.zest.api.association.ManyAssociation; |
| import org.apache.zest.api.association.NamedAssociation; |
| import org.apache.zest.api.composite.CompositeDescriptor; |
| import org.apache.zest.api.property.Property; |
| import org.apache.zest.tools.model.descriptor.CompositeDetailDescriptor; |
| import org.apache.zest.tools.model.descriptor.CompositeMethodDetailDescriptor; |
| |
| public class MethodFinder |
| { |
| public List<CompositeMethodDetailDescriptor> findMethod( CompositeDetailDescriptor<?> descriptor ) |
| { |
| return findMethod( descriptor.methods() ); |
| } |
| |
| /** |
| * The Methods tab should show all the methods of all Mixins (private and public separated) |
| * that don't return one of Property, Association or ManyAssociation. |
| * |
| * "private" and "public" refers to if the interface they are declared in is extended by the Composite. |
| * If yes, then it is a public method, meaning, clients can call it. |
| * If no, then it is a private mixin type, and can only be used internally through @This injections. |
| */ |
| private List<CompositeMethodDetailDescriptor> findMethod( Iterable<CompositeMethodDetailDescriptor> iter ) |
| { |
| List<CompositeMethodDetailDescriptor> publicList = new ArrayList<>(); |
| List<CompositeMethodDetailDescriptor> privateList = new ArrayList<>(); |
| |
| for( CompositeMethodDetailDescriptor descriptor : iter ) |
| { |
| CompositeDescriptor compositeDescriptor = descriptor.composite().descriptor(); |
| Iterable<Class<?>> compositeType = compositeDescriptor.types(); |
| Class<?> mixinMethodClass = descriptor.descriptor().method().getDeclaringClass(); |
| for( Class<?> compositeClass : compositeType ) |
| { |
| if( mixinMethodClass.isAssignableFrom( compositeClass ) ) |
| { |
| publicList.add( descriptor ); |
| } |
| else |
| { |
| privateList.add( descriptor ); |
| } |
| } |
| } |
| |
| // combine into one list, with public listed first then private |
| publicList.addAll( privateList ); |
| |
| // filter Property, Association, ManyAssociation and NamedAssociation |
| doFilter( publicList ); |
| |
| return publicList; |
| } |
| |
| /** |
| * Do the filter for method return type (Property, Association, ManyAssociation, NamedAssociation) |
| * by removing the entry from the list. |
| * |
| * @param list list of CompositeMethodDetailDescriptor |
| */ |
| private void doFilter( List<CompositeMethodDetailDescriptor> list ) |
| { |
| if( list.isEmpty() ) |
| { |
| return; |
| } |
| |
| Iterator<CompositeMethodDetailDescriptor> iter = list.iterator(); |
| while( iter.hasNext() ) |
| { |
| CompositeMethodDetailDescriptor descriptor = iter.next(); |
| Method method = descriptor.descriptor().method(); |
| if( Property.class.isAssignableFrom( method.getReturnType() ) ) |
| { |
| iter.remove(); |
| } |
| else if( Association.class.isAssignableFrom( method.getReturnType() ) ) |
| { |
| iter.remove(); |
| } |
| else if( ManyAssociation.class.isAssignableFrom( method.getReturnType() ) ) |
| { |
| iter.remove(); |
| } |
| else if( NamedAssociation.class.isAssignableFrom( method.getReturnType() ) ) |
| { |
| iter.remove(); |
| } |
| } |
| } |
| } |