first commit

java/expression/generic/Tabulator.java

@@ -0,0 +1,18 @@
+package expression.generic;
+
+/**
+ * @author Georgiy Korneev (kgeorgiy@kgeorgiy.info)
+ */
+@FunctionalInterface
+public interface Tabulator {
+    Object[][][] tabulate(
+        String mode,
+        String expression,
+        int x1,
+        int x2,
+        int y1,
+        int y2,
+        int z1,
+        int z2
+    ) throws Exception;
+}