[java] excludes @author tag from completion in method Javadoc (IDEA-159020)

java/java-psi-impl/src/com/intellij/psi/impl/source/javadoc/AuthorDocTagInfo.java

@@ -0,0 +1,38 @@
+/*
+ * Copyright 2000-2016 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 com.intellij.psi.impl.source.javadoc;
+
+import com.intellij.pom.java.LanguageLevel;
+import com.intellij.psi.PsiClass;
+import com.intellij.psi.PsiElement;
+import com.intellij.psi.PsiMethod;
+import com.intellij.psi.PsiPackage;
+
+class AuthorDocTagInfo extends SimpleDocTagInfo {
+  AuthorDocTagInfo() {
+    super("author", LanguageLevel.JDK_1_3, false, PsiClass.class, PsiPackage.class, PsiMethod.class);
+  }
+
+  @Override
+  public boolean isValidInContext(PsiElement element) {
+    if (element instanceof PsiMethod && !element.isPhysical()) {
+      return false;
+    }
+    else {
+      return super.isValidInContext(element);
+    }
+  }
+}

java/java-psi-impl/src/com/intellij/psi/impl/source/javadoc/JavadocManagerImpl.java

@@ -39,7 +39,7 @@ public class JavadocManagerImpl implements JavadocManager {
   public JavadocManagerImpl(Project project) {
     myInfos = new ArrayList<JavadocTagInfo>();
 
-    myInfos.add(new SimpleDocTagInfo("author", LanguageLevel.JDK_1_3, false, PsiClass.class, PsiPackage.class, PsiMethod.class));
+    myInfos.add(new AuthorDocTagInfo());
     myInfos.add(new SimpleDocTagInfo("deprecated", LanguageLevel.JDK_1_3, false, PsiElement.class));
     myInfos.add(new SimpleDocTagInfo("serialData", LanguageLevel.JDK_1_3, false, PsiMethod.class));
     myInfos.add(new SimpleDocTagInfo("serialField", LanguageLevel.JDK_1_3, false, PsiField.class));