diff --git a/python/src/com/jetbrains/NotNullPredicate.java b/python/src/com/jetbrains/NotNullPredicate.java
new file mode 100644
index 0000000..b34ab62
--- /dev/null
+++ b/python/src/com/jetbrains/NotNullPredicate.java
@@ -0,0 +1,29 @@
+package com.jetbrains;
+
+import com.google.common.base.Predicate;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+/**
+ * Filters out nullable elements allowing children to filter not-null elements
+ *
+ * @author Ilya.Kazakevich
+ */
+public class NotNullPredicate<T> implements Predicate<T> {
+  /**
+   * Simply filters nulls
+   */
+  public static final Predicate<Object> INSTANCE = new NotNullPredicate<Object>();
+
+  @Override
+  public final boolean apply(@Nullable final T input) {
+    if (input == null) {
+      return false;
+    }
+    return applyNotNull(input);
+  }
+
+  protected boolean applyNotNull(@NotNull final T input) {
+    return true;
+  }
+}