1 files changed, 104 insertions, 0 deletions
diff --git a/platform/duplicates-analysis/src/com/intellij/dupLocator/DuplicatesProfile.java b/platform/duplicates-analysis/src/com/intellij/dupLocator/DuplicatesProfile.java
new file mode 100644
index 000000000000..56387b07bc85
--- /dev/null
+++ b/platform/duplicates-analysis/src/com/intellij/dupLocator/DuplicatesProfile.java
@@ -0,0 +1,104 @@
+/*
+ * Copyright 2000-2009 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.dupLocator;
+
+import com.intellij.dupLocator.treeHash.FragmentsCollector;
+import com.intellij.dupLocator.util.PsiFragment;
+import com.intellij.lang.Language;
+import com.intellij.openapi.extensions.ExtensionPointName;
+import com.intellij.openapi.extensions.Extensions;
+import com.intellij.psi.PsiElement;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+/**
+ * Created by IntelliJ IDEA.
+ * User: Eugene.Kudelevsky
+ * Date: 15.05.2009
+ * Time: 14:53:00
+ * To change this template use File | Settings | File Templates.
+ */
+public abstract class DuplicatesProfile {
+  public static final ExtensionPointName<DuplicatesProfile> EP_NAME = ExtensionPointName.create("com.intellij.duplicates.profile");
+
+  @NotNull
+  public abstract DuplocateVisitor createVisitor(@NotNull FragmentsCollector collector);
+
+  @NotNull
+  public DuplocateVisitor createVisitor(@NotNull FragmentsCollector collector, boolean forIndexing) {
+    return createVisitor(collector);
+  }
+
+  public abstract boolean isMyLanguage(@NotNull Language language);
+
+  @NotNull
+  public abstract DuplocatorState getDuplocatorState(@NotNull Language language);
+
+  @Nullable
+  public String getComment(@NotNull DupInfo info, int index) {
+    return null;
+  }
+
+  public abstract boolean isMyDuplicate(@NotNull DupInfo info, int index);
+
+  public boolean supportIndex() {
+    return true;
+  }
+
+  private static final int FACTOR = 2;
+  private static final int MAX_COST = 7000;
+
+  public boolean shouldPutInIndex(PsiFragment fragment, int cost, DuplocatorState state) {
+    final int lowerBound = state.getLowerBound();
+    if (cost < FACTOR*lowerBound || cost > MAX_COST) {
+      return false;
+    }
+
+    return true;
+  }
+
+  @Nullable
+  public static DuplicatesProfile findProfileForLanguage(@NotNull Language language) {
+    return findProfileForLanguage(EP_NAME.getExtensions(), language);
+  }
+
+  @NotNull
+  public static DuplicatesProfile[] getAllProfiles() {
+    return Extensions.getExtensions(EP_NAME);
+  }
+
+  @Nullable
+  public static DuplicatesProfile findProfileForLanguage(DuplicatesProfile[] profiles, @NotNull Language language) {
+    for (DuplicatesProfile profile : profiles) {
+      if (profile.isMyLanguage(language)) {
+        return profile;
+      }
+    }
+
+    return null;
+  }
+
+  @NotNull
+  public Language getLanguage(@NotNull PsiElement element) {
+    return element.getLanguage();
+  }
+
+  @Nullable
+  public PsiElementRole getRole(@NotNull PsiElement element) {
+    return null;
+  }
+}