1 files changed, 60 insertions, 0 deletions
diff --git a/platform/structuralsearch/source/com/intellij/tokenindex/TokenIndexKey.java b/platform/structuralsearch/source/com/intellij/tokenindex/TokenIndexKey.java
new file mode 100644
index 000000000000..8c6ec1d93875
--- /dev/null
+++ b/platform/structuralsearch/source/com/intellij/tokenindex/TokenIndexKey.java
@@ -0,0 +1,60 @@
+package com.intellij.tokenindex;
+
+import org.jetbrains.annotations.NotNull;
+
+import java.util.Set;
+
+/**
+ * @author Eugene.Kudelevsky
+ */
+public class TokenIndexKey {
+  private final Set<String> myLanguages;
+  private final int myBlockId;
+
+  public TokenIndexKey(@NotNull Set<String> languages, int blockId) {
+    myLanguages = languages;
+    myBlockId = blockId;
+  }
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) return true;
+    if (o == null || getClass() != o.getClass()) return false;
+
+    TokenIndexKey that = (TokenIndexKey)o;
+
+    if (myBlockId != that.myBlockId) return false;
+    if (!myLanguages.equals(that.myLanguages)) return false;
+
+    return true;
+  }
+
+  @Override
+  public int hashCode() {
+    int result = myLanguages.hashCode();
+    result = 31 * result + myBlockId;
+    return result;
+  }
+
+  @Override
+  public String toString() {
+    return myLanguages + ": " + myBlockId;
+  }
+
+  public Set<String> getLanguages() {
+    return myLanguages;
+  }
+
+  public boolean containsLanguage(String languageId) {
+    for (String language : myLanguages) {
+      if (language.contains(languageId)) {
+        return true;
+      }
+    }
+    return false;
+  }
+
+  public int getBlockId() {
+    return myBlockId;
+  }
+}