Information Security/Android
Java VM Type Signature(JNI Type Signature)
hackcatml
2021. 10. 20. 00:53
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| Type Signature | Java Type |
| Z | boolean |
| B | byte |
| C | char |
| S | short |
| I | int |
| J | long |
| F | float |
| D | double |
| L fully-qualified-class ; | fully-qualified-class |
| [ type | type[] |
| ( arg-types ) ret-type | method type |
Ex)
터미널에서 "javap -s java.lang.String" 명령어 입력하면 메서드의 JNI 타입 Signature 예시를 볼 수 있습니다.
static int indexOf(byte[], byte, int, java.lang.String, int);
==> ([BBILjava/lang/String;I)I
public java.lang.CharSequence subSequence(int, int);
==> (II)Ljava/lang/CharSequence;
public java.lang.String[] split(java.lang.String, int);
==> (Ljava/lang/String;I)[Ljava/lang/String;
public static java.lang.String valueOf(java.lang.Object);
==> (Ljava/lang/Object;)Ljava/lang/String;
※ 출처
https://docs.oracle.com/javase/7/docs/technotes/guides/jni/spec/types.html
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