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/*
* Copyright 2000-2014 JetBrains s.r.o.
*
* 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.jetbrains.plugins.groovy.annotator.inspections;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiMethod;
import com.intellij.psi.PsiModifier;
import com.intellij.psi.PsiModifierList;
import org.jetbrains.annotations.Nls;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.plugins.groovy.GroovyBundle;
import org.jetbrains.plugins.groovy.codeInspection.BaseInspection;
import org.jetbrains.plugins.groovy.codeInspection.BaseInspectionVisitor;
import org.jetbrains.plugins.groovy.lang.psi.api.auxiliary.modifiers.annotation.GrAnnotation;
import org.jetbrains.plugins.groovy.lang.psi.api.statements.typedef.GrTypeDefinition;
import org.jetbrains.plugins.groovy.lang.psi.util.GroovyCommonClassNames;
/**
* User: Dmitry.Krasilschikov
* Date: 29.04.2009
*/
public class GroovySingletonAnnotationInspection extends BaseInspection {
public static final String SINGLETON = GroovyCommonClassNames.GROOVY_LANG_SINGLETON;
@Override
protected BaseInspectionVisitor buildVisitor() {
return new Visitor();
}
@Override
public boolean isEnabledByDefault() {
return true;
}
@Override
@Nls
@NotNull
public String getGroupDisplayName() {
return ANNOTATIONS_ISSUES;
}
@Override
@Nls
@NotNull
public String getDisplayName() {
return "Check '@Singleton' annotation conventions";
}
private static class Visitor extends BaseInspectionVisitor {
@Override
public void visitAnnotation(GrAnnotation annotation) {
super.visitAnnotation(annotation);
PsiElement parent = annotation.getParent().getParent();
if (parent == null || !(parent instanceof GrTypeDefinition)) return;
if (SINGLETON.equals(annotation.getQualifiedName())) {
GrTypeDefinition typeDefinition = (GrTypeDefinition)parent;
PsiMethod[] methods = typeDefinition.getMethods();
for (PsiMethod method : methods) {
if (method.isConstructor()) {
PsiModifierList modifierList = method.getModifierList();
if (modifierList.hasModifierProperty(PsiModifier.PUBLIC)) {
registerClassError(typeDefinition);
}
}
}
}
}
}
@Override
protected String buildErrorString(Object... args) {
return GroovyBundle.message("singleton.class.should.have.private.constructor");
}
}
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