IMPORT java;

integer add1(integer val) := IMPORT(java, 'JavaCat.add1:(I)I');
string add2(string val) := IMPORT(java, 'JavaCat.add2:(Ljava/lang/String;)Ljava/lang/String;');
string add3(varstring val) := IMPORT(java, 'JavaCat.add2:(Ljava/lang/String;)Ljava/lang/String;');

add1(10);
add2('Hello');
add3('World');

s1 :=DATASET(250000, TRANSFORM({ integer a }, SELF.a := add1(COUNTER)));
s2 :=DATASET(250000, TRANSFORM({ integer a }, SELF.a := add1(COUNTER/2)));
 SUM(NOFOLD(s1 + s2), a);

s1a :=DATASET(250000, TRANSFORM({ integer a }, SELF.a := (integer) add2((STRING)COUNTER)));
s2a :=DATASET(250000, TRANSFORM({ integer a }, SELF.a := (integer) add3((STRING)(COUNTER/2))));
 SUM(NOFOLD(s1a + s2a), a);

s1b :=DATASET(250000, TRANSFORM({ integer a }, SELF.a := COUNTER+1));
s2b :=DATASET(250000, TRANSFORM({ integer a }, SELF.a := (COUNTER/2)+1));
 SUM(NOFOLD(s1b + s2b), a);

s1c :=DATASET(250000, TRANSFORM({ integer a }, SELF.a := (integer) ((STRING) COUNTER + '1')));
s2c :=DATASET(250000, TRANSFORM({ integer a }, SELF.a := (integer) ((STRING)(COUNTER/2) + '1')));
 SUM(NOFOLD(s1c + s2c), a);