com.google.errorprone.bugpatterns.inject.OverlappingQualifierAndScopeAnnotation Maven / Gradle / Ivy
/*
* Copyright 2013 The Error Prone Authors.
*
* 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.errorprone.bugpatterns.inject;
import static com.google.errorprone.BugPattern.SeverityLevel.ERROR;
import static com.google.errorprone.matchers.InjectMatchers.GUICE_BINDING_ANNOTATION;
import static com.google.errorprone.matchers.InjectMatchers.GUICE_SCOPE_ANNOTATION;
import static com.google.errorprone.matchers.InjectMatchers.JAVAX_QUALIFIER_ANNOTATION;
import static com.google.errorprone.matchers.InjectMatchers.JAVAX_SCOPE_ANNOTATION;
import static com.google.errorprone.matchers.Matchers.allOf;
import static com.google.errorprone.matchers.Matchers.anyOf;
import static com.google.errorprone.matchers.Matchers.hasAnnotation;
import static com.google.errorprone.matchers.Matchers.kindIs;
import static com.sun.source.tree.Tree.Kind.ANNOTATION_TYPE;
import com.google.errorprone.BugPattern;
import com.google.errorprone.VisitorState;
import com.google.errorprone.bugpatterns.BugChecker;
import com.google.errorprone.bugpatterns.BugChecker.ClassTreeMatcher;
import com.google.errorprone.matchers.Description;
import com.google.errorprone.matchers.Matcher;
import com.sun.source.tree.ClassTree;
/**
* @author [email protected] (Steven Goldfeder)
*/
@BugPattern(
summary =
"Annotations cannot be both Scope annotations and Qualifier annotations: this causes "
+ "confusion when trying to use them.",
severity = ERROR)
public class OverlappingQualifierAndScopeAnnotation extends BugChecker implements ClassTreeMatcher {
private static final Matcher ANNOTATION_WITH_BOTH_TYPES =
allOf(
kindIs(ANNOTATION_TYPE),
anyOf(hasAnnotation(GUICE_BINDING_ANNOTATION), hasAnnotation(JAVAX_QUALIFIER_ANNOTATION)),
anyOf(hasAnnotation(GUICE_SCOPE_ANNOTATION), hasAnnotation(JAVAX_SCOPE_ANNOTATION)));
@Override
public final Description matchClass(ClassTree classTree, VisitorState state) {
return ANNOTATION_WITH_BOTH_TYPES.matches(classTree, state)
? describeMatch(classTree)
: Description.NO_MATCH;
}
}