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public class StringSplit {
public static void main(String[] args) {
StringBuffer buffer = new StringBuffer();
String str = "int param1, String param2, Byte[] param3";
String[] strs = str.split(",");
for(int i = 0; i < strs.length; i++){
String[] strs1 = strs[i].trim().split(" ");
buffer.append(strs1[1]);
if(i != strs.length -1)
buffer.append(",");
}
System.out.println(buffer.toString());
}
}