Add support for parsing and wrapping member const function pointers

Examples/test-suite/java/member_pointer_const_runme.java

@@ -0,0 +1,58 @@
+import member_pointer_const.*;
+
+public class member_pointer_const_runme {
+
+  static {
+    try {
+        System.loadLibrary("member_pointer_const");
+    } catch (UnsatisfiedLinkError e) {
+      System.err.println("Native code library failed to load. See the chapter on Dynamic Linking Problems in the SWIG Java documentation for help.\n" + e);
+      System.exit(1);
+    }
+  }
+
+  public static SWIGTYPE_m_Shape__f_void__double memberPtr = null;
+
+  public static void main(String argv[]) {
+    // Get the pointers
+
+    SWIGTYPE_m_Shape__f_void__double area_pt = member_pointer_const.areapt();
+    SWIGTYPE_m_Shape__f_void__double perim_pt = member_pointer_const.perimeterpt();
+
+    // Create some objects
+
+    Square s = new Square(10);
+
+    // Do some calculations
+
+    check( "Square area ", 100.0, member_pointer_const.do_op(s,area_pt) );
+    check( "Square perim", 40.0, member_pointer_const.do_op(s,perim_pt) );
+
+    memberPtr = member_pointer_const.getAreavar();
+    memberPtr = member_pointer_const.getPerimetervar();
+
+    // Try the variables
+    check( "Square area ", 100.0, member_pointer_const.do_op(s,member_pointer_const.getAreavar()) );
+    check( "Square perim", 40.0, member_pointer_const.do_op(s,member_pointer_const.getPerimetervar()) );
+
+    // Modify one of the variables
+    member_pointer_const.setAreavar(perim_pt);
+
+    check( "Square perimeter", 40.0, member_pointer_const.do_op(s,member_pointer_const.getAreavar()) );
+
+    // Try the constants
+
+    memberPtr = member_pointer_const.AREAPT;
+    memberPtr = member_pointer_const.PERIMPT;
+    memberPtr = member_pointer_const.NULLPT;
+
+    check( "Square area ", 100.0, member_pointer_const.do_op(s,member_pointer_const.AREAPT) );
+    check( "Square perim", 40.0, member_pointer_const.do_op(s,member_pointer_const.PERIMPT) );
+
+  }
+
+  private static void check(String what, double expected, double actual) {
+    if (expected != actual)
+      throw new RuntimeException("Failed: " + what + " Expected: " + expected + " Actual: " + actual);
+  }
+}