Java ApiView: Add context to annotation id

src/java/apiview-java-processor/src/main/java/com/azure/tools/apiview/processor/analysers/JavaASTAnalyser.java

@@ -1031,7 +1031,7 @@ private void getAnnotations(final NodeWithAnnotations<?> nodeWithAnnotations,
                     addToken(makeWhitespace());
                 }
 
-                addToken(new Token(TYPE_NAME, "@" + annotation.getName().toString(), makeId(annotation)));
+                addToken(new Token(TYPE_NAME, "@" + annotation.getName().toString(), makeId(annotation, nodeWithAnnotations)));
                 if (showAnnotationProperties) {
                     if (annotation instanceof NormalAnnotationExpr) {
                         addToken(new Token(PUNCTUATION, "("));

src/java/apiview-java-processor/src/main/java/com/azure/tools/apiview/processor/analysers/util/ASTUtils.java

@@ -10,13 +10,16 @@
 import com.github.javaparser.ast.body.CallableDeclaration;
 import com.github.javaparser.ast.body.ClassOrInterfaceDeclaration;
 import com.github.javaparser.ast.body.ConstructorDeclaration;
+import com.github.javaparser.ast.body.EnumConstantDeclaration;
+import com.github.javaparser.ast.body.EnumDeclaration;
 import com.github.javaparser.ast.body.FieldDeclaration;
 import com.github.javaparser.ast.body.MethodDeclaration;
 import com.github.javaparser.ast.body.TypeDeclaration;
 import com.github.javaparser.ast.body.VariableDeclarator;
 import com.github.javaparser.ast.comments.Comment;
 import com.github.javaparser.ast.comments.JavadocComment;
 import com.github.javaparser.ast.expr.AnnotationExpr;
+import com.github.javaparser.ast.nodeTypes.NodeWithAnnotations;
 import com.github.javaparser.ast.nodeTypes.NodeWithJavadoc;
 
 import java.util.Collections;
@@ -197,9 +200,43 @@ public static String makeId(String fullPath) {
         return MAKE_ID.matcher(fullPath).replaceAll("-");
     }
 
-    public static String makeId(AnnotationExpr annotation) {
-        int line = annotation.getBegin().orElseThrow(RuntimeException::new).line;
-        return makeId(getNodeFullyQualifiedName(annotation.getParentNode()) + "." + annotation.getNameAsString() + "-L" + line);
+    public static String makeId(AnnotationExpr annotation, NodeWithAnnotations<?> nodeWithAnnotations) {
+        String annotationContext = getAnnotationContext(nodeWithAnnotations);
+
+        String idSuffix;
+
+        if (annotationContext == null || annotationContext.isEmpty()) {
+            idSuffix = "-L" + annotation.getBegin().orElseThrow(RuntimeException::new).line;
+        } else {
+            idSuffix = "-" + annotationContext;
+        }
+        return makeId(getNodeFullyQualifiedName(annotation.getParentNode()) + "." + annotation.getNameAsString() + idSuffix);
+    }
+
+    private static String getAnnotationContext(NodeWithAnnotations<?> nodeWithAnnotations) {
+        if (nodeWithAnnotations == null) {
+            return "";
+        }
+        if (nodeWithAnnotations instanceof MethodDeclaration) {
+            MethodDeclaration methodDeclaration = (MethodDeclaration) nodeWithAnnotations;
+            // use the method declaration string instead of method name as there can be overloads
+            return methodDeclaration.getDeclarationAsString(true, true, true);
+        } else if (nodeWithAnnotations instanceof ClassOrInterfaceDeclaration) {
+            ClassOrInterfaceDeclaration classOrInterfaceDeclaration = (ClassOrInterfaceDeclaration) nodeWithAnnotations;
+            return classOrInterfaceDeclaration.getNameAsString();
+        } else if (nodeWithAnnotations instanceof EnumDeclaration) {
+            EnumDeclaration enumDeclaration = (EnumDeclaration) nodeWithAnnotations;
+            return enumDeclaration.getNameAsString();
+        } else if (nodeWithAnnotations instanceof EnumConstantDeclaration) {
+            EnumConstantDeclaration enumValueDeclaration = (EnumConstantDeclaration) nodeWithAnnotations;
+            return enumValueDeclaration.getNameAsString();
+        } else if (nodeWithAnnotations instanceof ConstructorDeclaration) {
+            ConstructorDeclaration constructorDeclaration = (ConstructorDeclaration) nodeWithAnnotations;
+            // use the constructor declaration string instead of the name as there can be overloads
+            return constructorDeclaration.getDeclarationAsString(true, true, true);
+        } else {
+            return "";
+        }
     }
 
     /**

src/java/apiview-java-processor/src/main/java/com/azure/tools/apiview/processor/diagnostics/rules/BadAnnotationDiagnosticRule.java

@@ -5,9 +5,9 @@
 import com.azure.tools.apiview.processor.model.Diagnostic;
 import com.github.javaparser.ast.CompilationUnit;
 import com.github.javaparser.ast.expr.AnnotationExpr;
+import com.github.javaparser.ast.nodeTypes.NodeWithAnnotations;
 
 import java.util.*;
-import java.util.function.Consumer;
 
 import static com.azure.tools.apiview.processor.analysers.util.ASTUtils.*;
 import static com.azure.tools.apiview.processor.model.DiagnosticKind.WARNING;
@@ -18,32 +18,44 @@
  */
 public class BadAnnotationDiagnosticRule implements DiagnosticRule {
 
-    private List<BadAnnotation> badAnnotations;
+    private final List<BadAnnotation> badAnnotations;
 
     public BadAnnotationDiagnosticRule(BadAnnotation... badAnnotations) {
         this.badAnnotations = Arrays.asList(badAnnotations);
     }
 
     @Override
     public void scanIndividual(final CompilationUnit cu, final APIListing listing) {
-        Consumer<AnnotationExpr> annotationConsumer = a -> {
-            badAnnotations.forEach(badAnnotation -> {
-                // check if the badAnnotation is the same as the found annotation
-                if (badAnnotation.annotation.equals(a.getNameAsString())) {
-                    // we've got a match - file it as a diagnostic
-                    listing.addDiagnostic(new Diagnostic(WARNING, makeId(a), badAnnotation.errorMessage));
-                }
-            });
-        };
 
         getClasses(cu).forEach(typeDeclaration -> {
             // check annotations on the type itself
-            typeDeclaration.getAnnotations().stream().forEach(annotationConsumer);
+            typeDeclaration.getAnnotations()
+                    .forEach(annotation -> checkForBadAnnotations(listing, typeDeclaration, annotation));
 
-            // check annotations on fields, constructors, methods
-            getPublicOrProtectedFields(typeDeclaration).flatMap(method -> method.getAnnotations().stream()).forEach(annotationConsumer);
-            getPublicOrProtectedConstructors(typeDeclaration).flatMap(method -> method.getAnnotations().stream()).forEach(annotationConsumer);
-            getPublicOrProtectedMethods(typeDeclaration).flatMap(method -> method.getAnnotations().stream()).forEach(annotationConsumer);
+            // check annotations on fields
+            getPublicOrProtectedFields(typeDeclaration)
+                    .forEach(field -> field.getAnnotations()
+                            .forEach(annotation -> checkForBadAnnotations(listing, field, annotation)));
+
+            // check annotations on constructors
+            getPublicOrProtectedConstructors(typeDeclaration)
+                    .forEach(constructor -> constructor.getAnnotations()
+                            .forEach(annotation -> checkForBadAnnotations(listing, constructor, annotation)));
+            // check annotations on methods
+            getPublicOrProtectedMethods(typeDeclaration)
+                    .forEach(method -> method.getAnnotations()
+                            .forEach(annotation -> checkForBadAnnotations(listing, method, annotation)));
+        });
+    }
+
+    private void checkForBadAnnotations(APIListing listing, NodeWithAnnotations<?> nodeWithAnnotations, AnnotationExpr annotation) {
+        badAnnotations.forEach(badAnnotation -> {
+            // check if the badAnnotation is the same as the found annotation
+            if (badAnnotation.annotation.equals(annotation.getNameAsString())) {
+                // we've got a match - file it as a diagnostic
+                listing.addDiagnostic(new Diagnostic(WARNING, makeId(annotation, nodeWithAnnotations),
+                        badAnnotation.errorMessage));
+            }
         });
     }