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Java example source code file (ScopeBindingProcessor.java)
The ScopeBindingProcessor.java Java example source code/** * Copyright (C) 2008 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 static com.google.common.base.Preconditions.checkNotNull; import com.google.inject.Scope; import com.google.inject.spi.ScopeBinding; import java.lang.annotation.Annotation; /** * Handles {@code Binder.bindScope} commands. * * @author crazybob@google.com (Bob Lee) * @author jessewilson@google.com (Jesse Wilson) */ final class ScopeBindingProcessor extends AbstractProcessor { ScopeBindingProcessor(Errors errors) { super(errors); } @Override public Boolean visit(ScopeBinding command) { Scope scope = checkNotNull(command.getScope(), "scope"); Class<? extends Annotation> annotationType = checkNotNull(command.getAnnotationType(), "annotation type"); if (!Annotations.isScopeAnnotation(annotationType)) { errors.missingScopeAnnotation(annotationType); // Go ahead and bind anyway so we don't get collateral errors. } if (!Annotations.isRetainedAtRuntime(annotationType)) { errors.missingRuntimeRetention(annotationType); // Go ahead and bind anyway so we don't get collateral errors. } ScopeBinding existing = injector.state.getScopeBinding(annotationType); if (existing != null) { if (!scope.equals(existing.getScope())) { errors.duplicateScopes(existing, annotationType, scope); } } else { injector.state.putScopeBinding(annotationType, command); } return true; } } Other Java examples (source code examples)Here is a short list of links related to this Java ScopeBindingProcessor.java source code file: |
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