/** | |
* Copyright (C) 2011 Google Inc. | |
* | |
* 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 com.google.inject.internal; | |
import com.google.inject.Binding; | |
import com.google.inject.spi.UntargettedBinding; | |
/** | |
* Processes just UntargettedBindings. | |
* | |
* @author sameb@google.com (Sam Berlin) | |
*/ | |
class UntargettedBindingProcessor extends AbstractBindingProcessor { | |
UntargettedBindingProcessor(Errors errors, ProcessedBindingData bindingData) { | |
super(errors, bindingData); | |
} | |
@Override | |
public <T> Boolean visit(Binding<T> binding) { | |
return binding.acceptTargetVisitor(new Processor<T, Boolean>((BindingImpl<T>)binding) { | |
public Boolean visit(UntargettedBinding<? extends T> untargetted) { | |
prepareBinding(); | |
// Error: Missing implementation. | |
// Example: bind(Date.class).annotatedWith(Red.class); | |
// We can't assume abstract types aren't injectable. They may have an | |
// @ImplementedBy annotation or something. | |
if (key.getAnnotationType() != null) { | |
errors.missingImplementation(key); | |
putBinding(invalidBinding(injector, key, source)); | |
return true; | |
} | |
// This cast is safe after the preceeding check. | |
try { | |
BindingImpl<T> binding = injector.createUninitializedBinding( | |
key, scoping, source, errors, false); | |
scheduleInitialization(binding); | |
putBinding(binding); | |
} catch (ErrorsException e) { | |
errors.merge(e.getErrors()); | |
putBinding(invalidBinding(injector, key, source)); | |
} | |
return true; | |
} | |
@Override | |
protected Boolean visitOther(Binding<? extends T> binding) { | |
return false; | |
} | |
}); | |
} | |
} |