/*Source*/
import java.lang.StringBuffer;

public class StringBufferUse {

	public static void main(String[] args) {
		StringBuffer buffer = new StringBuffer("SuperMan is a man.");
		int index=buffer.indexOf(" a");
		System.out.println("the StringBuffer before is "+buffer);
		System.out.println("the insert index is "+index);
		buffer.insert(index, " good");
		System.out.println(buffer);
                System.out.println("reverse:\n" + buffer.reverse());

	}

}


/*Result
--------------------Configuration: <Default>--------------------
the StringBuffer before is SuperMan is a man.
the insert index is 11
SuperMan is good a man.
reverse:
.nam a doog si naMrepuS

Process completed.
*/