From 65f60eb9011bb2c549a6d83ae31257480368ddc5 Mon Sep 17 00:00:00 2001
From: Tor Norbye <tnorbye@google.com>
Date: Wed, 16 Jul 2014 18:07:37 -0700
Subject: Snapshot idea/138.1029 from
 git://git.jetbrains.org/idea/community.git

Update from idea/138.538 to idea/138.1029

Change-Id: I828f829a968439a99ec67640990c18ff7c9b58ce
---
 .../dupLocator/DuplicatesProfileCache.java         | 76 ++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100644 platform/duplicates-analysis/src/com/intellij/dupLocator/DuplicatesProfileCache.java

(limited to 'platform/duplicates-analysis/src/com/intellij/dupLocator/DuplicatesProfileCache.java')

diff --git a/platform/duplicates-analysis/src/com/intellij/dupLocator/DuplicatesProfileCache.java b/platform/duplicates-analysis/src/com/intellij/dupLocator/DuplicatesProfileCache.java
new file mode 100644
index 000000000000..db9ff875e9bf
--- /dev/null
+++ b/platform/duplicates-analysis/src/com/intellij/dupLocator/DuplicatesProfileCache.java
@@ -0,0 +1,76 @@
+package com.intellij.dupLocator;
+
+import com.intellij.dupLocator.treeHash.FragmentsCollector;
+import com.intellij.lang.Language;
+import com.intellij.openapi.extensions.Extensions;
+import gnu.trove.TIntObjectHashMap;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * Created by IntelliJ IDEA.
+ * User: Eugene.Kudelevsky
+ * Date: May 18, 2009
+ * Time: 7:39:35 PM
+ * To change this template use File | Settings | File Templates.
+ */
+public class DuplicatesProfileCache {
+  private static final Map<DupInfo, TIntObjectHashMap<DuplicatesProfile>> ourProfileCache = new HashMap<DupInfo, TIntObjectHashMap<DuplicatesProfile>>();
+
+  private DuplicatesProfileCache() {
+  }
+
+  public static void clear(@NotNull DupInfo info) {
+    ourProfileCache.remove(info);
+  }
+
+  @Nullable
+  public static DuplicatesProfile getProfile(@NotNull DupInfo dupInfo, int index) {
+    TIntObjectHashMap<DuplicatesProfile> patternCache = ourProfileCache.get(dupInfo);
+    if (patternCache == null) {
+      patternCache = new TIntObjectHashMap<DuplicatesProfile>();
+      ourProfileCache.put(dupInfo, patternCache);
+    }
+    DuplicatesProfile result = patternCache.get(index);
+    if (result == null) {
+      DuplicatesProfile[] profiles = Extensions.getExtensions(DuplicatesProfile.EP_NAME);
+      DuplicatesProfile theProfile = null;
+      for (DuplicatesProfile profile : profiles) {
+        if (profile.isMyDuplicate(dupInfo, index)) {
+          theProfile = profile;
+          break;
+        }
+      }
+      result = theProfile == null ? NULL_PROFILE : theProfile;
+      patternCache.put(index, result);
+    }
+    return result == NULL_PROFILE ? null : result;
+  }
+
+  private static final DuplicatesProfile NULL_PROFILE = new DuplicatesProfile() {
+    @NotNull
+    @Override
+    public DuplocateVisitor createVisitor(@NotNull FragmentsCollector collector) {
+      return null;
+    }
+
+    @Override
+    public boolean isMyLanguage(@NotNull Language language) {
+      return false;
+    }
+
+    @NotNull
+    @Override
+    public DuplocatorState getDuplocatorState(@NotNull Language language) {
+      return null;
+    }
+
+    @Override
+    public boolean isMyDuplicate(@NotNull DupInfo info, int index) {
+      return false;
+    }
+  };
+}
-- 
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