Default File Header made empty to avoid moronic comments like /* created by USER on DATE */. See IDEA-147100 Default File Header template causes pointless javadocs in projects

java/java-tests/testSrc/com/intellij/codeInspection/DefaultFileTemplateUsageInspectionTest.java

@@ -17,6 +17,7 @@ package com.intellij.codeInspection;
 
 import com.intellij.JavaTestUtil;
 import com.intellij.codeInspection.defaultFileTemplateUsage.DefaultFileTemplateUsageInspection;
+import com.intellij.testFramework.PlatformTestUtil;
 import com.intellij.testFramework.fixtures.LightCodeInsightFixtureTestCase;
 
 public class DefaultFileTemplateUsageInspectionTest extends LightCodeInsightFixtureTestCase {
@@ -34,4 +35,10 @@ public class DefaultFileTemplateUsageInspectionTest extends LightCodeInsightFixt
     myFixture.enableInspections(new DefaultFileTemplateUsageInspection());
     myFixture.testHighlighting(true, false, true, getTestName(false) + ".java");
   }
+
+  @Override
+  protected void setUp() throws Exception {
+    super.setUp();
+    PlatformTestUtil.setLongMeaninglessFileIncludeTemplateTemporarilyFor(getProject(), getTestRootDisposable());
+  }
 }

java/java-tests/testSrc/com/intellij/ide/actions/CreateModuleInfoActionTest.kt

@@ -24,6 +24,7 @@ import com.intellij.psi.PsiDirectory
 import com.intellij.psi.PsiJavaModule
 import com.intellij.psi.PsiManager
 import com.intellij.testFramework.MapDataContext
+import com.intellij.testFramework.PlatformTestUtil
 import com.intellij.testFramework.fixtures.LightJava9ModulesCodeInsightFixtureTestCase
 import com.intellij.testFramework.fixtures.MultiModuleJava9ProjectDescriptor.ModuleDescriptor.MAIN
 
@@ -48,4 +49,9 @@ class CreateModuleInfoActionTest : LightJava9ModulesCodeInsightFixtureTestCase()
     override fun getDirectories() = arrayOf(dir)
     override fun getOrChooseDirectory() = throw UnsupportedOperationException()
   }
+
+  override fun setUp() {
+    super.setUp()
+    PlatformTestUtil.setLongMeaninglessFileIncludeTemplateTemporarilyFor(project, testRootDisposable)
+  }
 }

platform/lang-impl/src/com/intellij/ide/fileTemplates/impl/FileTemplateManagerImpl.java

@@ -21,6 +21,7 @@ import com.intellij.ide.fileTemplates.FileTemplate;
 import com.intellij.ide.fileTemplates.FileTemplateManager;
 import com.intellij.ide.fileTemplates.FileTemplatesScheme;
 import com.intellij.ide.fileTemplates.InternalTemplateBean;
+import com.intellij.openapi.Disposable;
 import com.intellij.openapi.application.ApplicationManager;
 import com.intellij.openapi.application.ApplicationNamesInfo;
 import com.intellij.openapi.components.PersistentStateComponent;
@@ -32,6 +33,7 @@ import com.intellij.openapi.extensions.Extensions;
 import com.intellij.openapi.fileTypes.ex.FileTypeManagerEx;
 import com.intellij.openapi.project.Project;
 import com.intellij.openapi.project.ProjectManager;
+import com.intellij.openapi.util.Disposer;
 import com.intellij.openapi.util.io.FileUtilRt;
 import com.intellij.openapi.util.text.StringUtil;
 import com.intellij.project.ProjectKt;
@@ -344,14 +346,16 @@ public class FileTemplateManagerImpl extends FileTemplateManager implements Pers
   @Override
   @NotNull
   public FileTemplate getDefaultTemplate(@NotNull final String name) {
-    final String templateQName = myTypeManager.getExtension(name).isEmpty()? FileTemplateBase.getQualifiedName(name, "java") : name;
+    final String templateQName = getQualifiedName(name);
 
     for (FTManager manager : getAllManagers()) {
-      final FileTemplateBase template = manager.getTemplate(templateQName);
-      if (template instanceof BundledFileTemplate) {
-        final BundledFileTemplate copy = ((BundledFileTemplate)template).clone();
-        copy.revertToDefaults();
-        return copy;
+      FileTemplateBase template = manager.getTemplate(templateQName);
+      if (template != null) {
+        if (template instanceof BundledFileTemplate) {
+          template = ((BundledFileTemplate)template).clone();
+          ((BundledFileTemplate)template).revertToDefaults();
+        }
+        return template;
       }
     }
 
@@ -360,6 +364,11 @@ public class FileTemplateManagerImpl extends FileTemplateManager implements Pers
     throw new RuntimeException(message);
   }
 
+  @NotNull
+  private String getQualifiedName(@NotNull String name) {
+    return myTypeManager.getExtension(name).isEmpty() ? FileTemplateBase.getQualifiedName(name, "java") : name;
+  }
+
   @Override
   @NotNull
   public FileTemplate[] getAllPatterns() {
@@ -436,6 +445,57 @@ public class FileTemplateManagerImpl extends FileTemplateManager implements Pers
     return getSettings().getAllManagers();
   }
 
+  @TestOnly
+  public void setDefaultFileIncludeTemplateTextTemporarilyForTest(String simpleName, String text, @NotNull Disposable parentDisposable) {
+    FTManager defaultTemplatesManager = getSettings().getPatternsManager();
+    String qName = getQualifiedName(simpleName);
+    FileTemplateBase oldTemplate = defaultTemplatesManager.getTemplate(qName);
+    Map<String, FileTemplateBase> templates = defaultTemplatesManager.getTemplates();
+    templates.put(qName, new FileTemplateBase() {
+      @NotNull
+      @Override
+      public String getName() {
+        return simpleName;
+      }
+
+      @Override
+      public void setName(@NotNull String name) {
+        throw new AbstractMethodError();
+      }
+
+      @Override
+      public boolean isDefault() {
+        return true;
+      }
+
+      @NotNull
+      @Override
+      public String getDescription() {
+        throw new AbstractMethodError();
+      }
+
+      @NotNull
+      @Override
+      public String getExtension() {
+        return qName.substring(simpleName.length());
+      }
+
+      @Override
+      public void setExtension(@NotNull String extension) {
+        throw new AbstractMethodError();
+      }
+
+      @NotNull
+      @Override
+      protected String getDefaultText() {
+        return text;
+      }
+    });
+    Disposer.register(parentDisposable, () -> {
+      templates.put(qName, oldTemplate);
+    });
+  }
+
   public static class State {
     public List<String> RECENT_TEMPLATES = new ArrayList<>();
     public String SCHEME = FileTemplatesScheme.DEFAULT.getName();

platform/testFramework/src/com/intellij/testFramework/PlatformTestUtil.java

@@ -22,6 +22,8 @@ import com.intellij.execution.process.ProcessOutput;
 import com.intellij.execution.util.ExecUtil;
 import com.intellij.ide.DataManager;
 import com.intellij.ide.IdeEventQueue;
+import com.intellij.ide.fileTemplates.FileTemplateManager;
+import com.intellij.ide.fileTemplates.impl.FileTemplateManagerImpl;
 import com.intellij.ide.util.treeView.AbstractTreeNode;
 import com.intellij.ide.util.treeView.AbstractTreeStructure;
 import com.intellij.idea.Bombed;
@@ -1033,4 +1035,12 @@ public class PlatformTestUtil {
 
     return true;
   }
+
+  public static void setLongMeaninglessFileIncludeTemplateTemporarilyFor(@NotNull Project project, @NotNull Disposable parentDisposable) {
+    FileTemplateManagerImpl templateManager = (FileTemplateManagerImpl)FileTemplateManager.getInstance(project);
+    templateManager.setDefaultFileIncludeTemplateTextTemporarilyForTest(FileTemplateManager.FILE_HEADER_TEMPLATE_NAME,
+    "/**\n" +
+    " * Created by ${USER} on ${DATE}.\n" +
+    " */\n", parentDisposable);
+  }
 }

resources-en/src/fileTemplates/includes/File Header.java.ft

@@ -1,3 +0,0 @@
-/**
- * Created by ${USER} on ${DATE}.
- */