-
Notifications
You must be signed in to change notification settings - Fork 15
/
LoadJNI.java
39 lines (35 loc) · 895 Bytes
/
LoadJNI.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
package go;
import java.io.FileOutputStream;
import java.io.OutputStream;
import java.io.InputStream;
import java.io.File;
import java.io.IOException;
public class LoadJNI {
static {
try {
loadLibrary();
} catch (IOException ex) {
throw new RuntimeException(ex);
}
}
private static void loadLibrary() throws IOException {
File temp = File.createTempFile("gojava", "gojava");
temp.deleteOnExit();
InputStream input = LoadJNI.class.getResourceAsStream("/go/libgojava");
if (input == null) {
throw new RuntimeException("Go JNI library not found in classpath");
}
OutputStream out = new FileOutputStream(temp);
try {
byte[] buffer = new byte[1024];
int readBytes = 0;
while ((readBytes = input.read(buffer)) != -1) {
out.write(buffer, 0, readBytes);
}
} finally {
out.close();
input.close();
}
System.load(temp.getAbsolutePath());
}
}