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public static void main(String[] args) {
testMethod();
}
public static void testMethod() {
String i = new String("a");
String k = new String("b");
StringBuffer a = new StringBuffer("AAA");
StringBuffer b = new StringBuffer("BBB");
setMethod(a, b);
setMethod(i, k);
System.out.println(a);
System.out.println(b);
System.out.println(i);
System.out.println(k);
}
public static void setMethod(StringBuffer a, StringBuffer b) {
a.append("BBBCCC");
b.append("AAADDD");
}
public static void setMethod(String a, String b) {
a = "10";
b = "20";
}
AAABBBCCC
BBBAAADDD
a
b