do not add private members references to index + add functional expressions to index

jps/jps-builders/src/org/jetbrains/jps/javac/ast/api/JavacDefSymbol.java

@@ -0,0 +1,52 @@
+/*
+ * Copyright 2000-2016 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 org.jetbrains.jps.javac.ast.api;
+
+import com.sun.source.tree.Tree;
+import com.sun.tools.javac.code.Symbol;
+
+public class JavacDefSymbol extends JavacRefSymbol {
+  private final int myOffset;
+
+  public JavacDefSymbol(Symbol symbol, Tree.Kind kind, int offset) {
+    super(symbol, kind);
+    myOffset = offset;
+  }
+
+  public int getOffset() {
+    return myOffset;
+  }
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) return true;
+    if (o == null || getClass() != o.getClass()) return false;
+    if (!super.equals(o)) return false;
+
+    JavacDefSymbol symbol = (JavacDefSymbol)o;
+
+    if (myOffset != symbol.myOffset) return false;
+
+    return true;
+  }
+
+  @Override
+  public int hashCode() {
+    int result = super.hashCode();
+    result = 31 * result + myOffset;
+    return result;
+  }
+}

jps/jps-builders/testData/referencesIndex/privateMembers/initialIndex.txt

@@ -0,0 +1,7 @@
+Backward Hierarchy:
+java.lang.Object -> PrivateMembers PrivateMembers$PrivateInnerClass
+
+Backward References:
+PrivateMembers in PrivateMembers
+PrivateMembers.<init>(0) in PrivateMembers
+java.lang.Object.<init>(0) in PrivateMembers