/**
* Copyright (C) 2010 Daniel Manzke <daniel.manzke@googlemail.com>
*
* 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 de.devsurf.injection.guice.annotations.features;
import static de.devsurf.injection.guice.annotations.To.Type.IMPLEMENTATION;
import java.lang.annotation.Annotation;
import java.util.Map;
import java.util.logging.Level;
import javax.inject.Singleton;
import de.devsurf.injection.guice.annotations.Bind;
import de.devsurf.injection.guice.install.BindingStage;
@Singleton
public class ImplementationBindingFeature extends AutoBindingFeature {
@Override
public BindingStage accept(Class<Object> annotatedClass, Map<String, Annotation> annotations) {
if (annotations.containsKey(Bind.class.getName())) {
Bind annotation = (Bind) annotations.get(Bind.class.getName());
if (!annotation.multiple() && (annotation.to().value() == IMPLEMENTATION)) {
return BindingStage.BINDING;
}
}
return BindingStage.IGNORE;
}
@Override
public void process(final Class<Object> annotatedClass,
final Map<String, Annotation> annotations) {
final boolean asSingleton = (annotations.containsKey(com.google.inject.Singleton.class
.getName()) || annotations.containsKey(javax.inject.Singleton.class.getName()));
if (_logger.isLoggable(Level.FINE)) {
_logger.fine(String.format("Binding Class %s. Singleton? %s ",
annotatedClass, asSingleton));
}
bind(annotatedClass, null, (asSingleton ? Singleton.class : null));
}
}