SSR: simpler language check

java/structuralsearch-java/src/com/intellij/structuralsearch/JavaStructuralSearchProfile.java

@@ -6,7 +6,7 @@ import com.intellij.codeInsight.template.TemplateContextType;
 import com.intellij.codeInsight.template.TemplateManager;
 import com.intellij.dupLocator.iterators.NodeIterator;
 import com.intellij.lang.Language;
-import com.intellij.lang.StdLanguages;
+import com.intellij.lang.java.JavaLanguage;
 import com.intellij.openapi.editor.Document;
 import com.intellij.openapi.editor.Editor;
 import com.intellij.openapi.fileEditor.FileEditorManager;
@@ -173,13 +173,8 @@ public class JavaStructuralSearchProfile extends StructuralSearchProfile {
     return new JavaCompiledPattern();
   }
 
-  @Override
-  public boolean canProcess(@NotNull FileType fileType) {
-    return fileType == StdFileTypes.JAVA;
-  }
-
   public boolean isMyLanguage(@NotNull Language language) {
-    return language == StdLanguages.JAVA;
+    return language == JavaLanguage.INSTANCE;
   }
 
   @Override

platform/structuralsearch/source/com/intellij/structuralsearch/StructuralSearchProfile.java

@@ -57,7 +57,9 @@ public abstract class StructuralSearchProfile {
     return fileType.getName().toLowerCase();
   }
 
-  public abstract boolean canProcess(@NotNull FileType fileType);
+  public final boolean canProcess(@NotNull FileType fileType) {
+    return fileType instanceof LanguageFileType && isMyLanguage(((LanguageFileType)fileType).getLanguage());
+  }
 
   public abstract boolean isMyLanguage(@NotNull Language language);
 
@@ -137,9 +139,7 @@ public abstract class StructuralSearchProfile {
   }
 
   @Nullable
-  public Class<? extends TemplateContextType> getTemplateContextTypeClass() {
-    return null;
-  }
+  public abstract Class<? extends TemplateContextType> getTemplateContextTypeClass();
 
   public final TemplateContextType getTemplateContextType() {
     final Class<? extends TemplateContextType> clazz = getTemplateContextTypeClass();

platform/structuralsearch/source/com/intellij/structuralsearch/StructuralSearchProfileBase.java

@@ -191,12 +191,6 @@ public abstract class StructuralSearchProfileBase extends StructuralSearchProfil
     };
   }
 
-  @Override
-  public boolean canProcess(@NotNull FileType fileType) {
-    return fileType instanceof LanguageFileType &&
-           isMyLanguage(((LanguageFileType)fileType).getLanguage());
-  }
-
   @Override
   public boolean isMyLanguage(@NotNull Language language) {
     return language.isKindOf(getFileType().getLanguage());

platform/structuralsearch/source/com/intellij/structuralsearch/XmlStructuralSearchProfile.java

@@ -62,12 +62,6 @@ public class XmlStructuralSearchProfile extends StructuralSearchProfile {
     return new XmlCompiledPattern();
   }
 
-  @Override
-  public boolean canProcess(@NotNull FileType fileType) {
-    return fileType == StdFileTypes.XML || fileType == StdFileTypes.HTML || fileType == StdFileTypes.JSP ||
-           fileType == StdFileTypes.JSPX || fileType == StdFileTypes.XHTML;
-  }
-
   public boolean isMyLanguage(@NotNull Language language) {
     return language instanceof XMLLanguage;
   }