[java] suppressable "redundant requires statement" inspection (IDEA-205523)

GitOrigin-RevId: a7591c521a9bd80f7442fa9e9e0f0d3dc2c236f6

java/java-analysis-impl/src/com/intellij/codeInspection/java19modules/Java9RedundantRequiresStatementInspection.java

@@ -61,7 +61,7 @@ public class Java9RedundantRequiresStatementInspection extends GlobalJavaBatchIn
                   isDependencyUnused(requiredModule.packagesExportedByModule, moduleImportedPackages, refJavaModule.getName())) {
                 PsiRequiresStatement requiresStatement = ContainerUtil.find(
                   psiJavaModule.getRequires(), statement -> requiredModuleName.equals(statement.getModuleName()));
-                if (requiresStatement != null) {
+                if (requiresStatement != null && !isSuppressedFor(requiresStatement)) {
                   CommonProblemDescriptor descriptor = manager.createProblemDescriptor(
                     requiresStatement,
                     InspectionsBundle.message("inspection.redundant.requires.statement.description", requiredModuleName),

java/java-tests/testData/inspection/redundantRequiresStatement/suppressionByAnnotation/expected.xml

@@ -0,0 +1,3 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<problems>
+</problems>

java/java-tests/testData/inspection/redundantRequiresStatement/suppressionByComment/expected.xml

@@ -0,0 +1,3 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<problems>
+</problems>

java/java-tests/testSrc/com/intellij/java/codeInspection/Java9RedundantRequiresStatementTest.kt

@@ -1,18 +1,4 @@
-/*
- * Copyright 2000-2017 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.
- */
+// Copyright 2000-2019 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package com.intellij.java.codeInspection
 
 import com.intellij.analysis.AnalysisScope
@@ -98,6 +84,16 @@ class Java9RedundantRequiresStatementTest : LightJava9ModulesCodeInsightFixtureT
     mainModule("module MAIN { requires java.base; }")
   }
 
+  fun testSuppressionByComment() {
+    mainClass()
+    mainModule("module M {\n //noinspection Java9RedundantRequiresStatement\n requires M2;\n}")
+  }
+
+  fun testSuppressionByAnnotation() {
+    mainClass()
+    mainModule("@SuppressWarnings(\"Java9RedundantRequiresStatement\") module M { requires M2; }")
+  }
+
   private fun mainModule(@Language("JAVA") text: String) {
     addFile("module-info.java", text, ModuleDescriptor.MAIN)