Exception in thread "main" java.lang.UnsatisfiedLinkError: no jusb in java.library.path
at java.lang.ClassLoader.loadLibrary(ClassLoader.java:1709)
at java.lang.Runtime.loadLibrary0(Runtime.java:823)
at java.lang.System.loadLibrary(System.java:1030)
at usb.windows.Windows.getHost(Windows.java:93)
at usb.windows.Windows.createHost(Windows.java:79)
at usb.core.HostFactory.maybeGetHost(HostFactory.java:98)
at usb.core.HostFactory.getHost(HostFactory.java:80)
at ListUSB.main(ListUSB.java:10)
工程是有引用了juse包的.
不知道怎么解决,请大家帮忙看看。
at java.lang.ClassLoader.loadLibrary(ClassLoader.java:1709)
at java.lang.Runtime.loadLibrary0(Runtime.java:823)
at java.lang.System.loadLibrary(System.java:1030)
at usb.windows.Windows.getHost(Windows.java:93)
at usb.windows.Windows.createHost(Windows.java:79)
at usb.core.HostFactory.maybeGetHost(HostFactory.java:98)
at usb.core.HostFactory.getHost(HostFactory.java:80)
at ListUSB.main(ListUSB.java:10)
工程是有引用了juse包的.
不知道怎么解决,请大家帮忙看看。
import java.io.InputStream;
import java.io.OutputStream;import usb.core.*;public class ListUSB {
public static void main(String[] args) {
try {
// Bootstrap by getting the USB Host from the HostFactory.
Host host = HostFactory.getHost(); // Obtain a list of the USB buses available on the Host.
Bus[] bus = host.getBusses();
int total_bus = bus.length; // Traverse through all the USB buses.
for (int i = 0; i < total_bus; i++) {
// Access the root hub on the USB bus and obtain the
// number of USB ports available on the root hub.
Device root = bus[i].getRootHub();
int total_port = root.getNumPorts(); // Traverse through all the USB ports available on the
// root hub. It should be mentioned that the numbering
// starts from 1, not 0.
for (int j = 1; j <= total_port; j++) {
// Obtain the Device connected to the port.
Device device = root.getChild(j);
if (device != null) {
// Obtain the current Configuration of the device and
// the number of
// Interfaces available under the current Configuration.
Configuration config = device.getConfiguration();
int total_interface = config.getNumInterfaces(); // Traverse through the Interfaces
for (int k = 0; k < total_interface; k++) {
// Access the currently Interface and obtain the
// number of
// endpoints available on the Interface.
Interface itf = config.getInterface(k, 0);
int total_ep = itf.getNumEndpoints(); // Traverse through all the endpoints.
for (int l = 0; l < total_ep; l++) {
// Access the endpoint, and obtain its I/O type.
Endpoint ep = itf.getEndpoint(l);
String io_type = ep.getType();
boolean input = ep.isInput(); // If the endpoint is an input endpoint, obtain
// its
// InputStream and read in data.
if (input) {
InputStream in;
in = ep.getInputStream();
// Read in data here
in.close();
}
// If the Endpoint is and output Endpoint,
// obtain its
// OutputStream and write out data.
else {
OutputStream out;
out = ep.getOutputStream();
// Write out data here.
out.close();
}
}
}
}
}
}
} catch (Exception e) {
System.out.println(e.getMessage());
}
}
}
把那些文件所在目录加入path下就行了。