The sm command should print method with Descriptor

[hengyunabc]

Before:

$ sm java.lang.String indexOf
java.lang.String->indexOf
Affect(row-cnt:1) cost in 10 ms.

After:

$ sm java.lang.String indexOf
java.lang.String indexOf(Ljava/lang/String;I)I
java.lang.String indexOf([CIILjava/lang/String;I)I
java.lang.String indexOf([CII[CIII)I
java.lang.String indexOf(I)I
java.lang.String indexOf(Ljava/lang/String;)I
java.lang.String indexOf(II)I
Affect(row-cnt:6) cost in 6 ms.

https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html#jvms-4.3.3