I don't know what is the problem with my code ?
package com.example.y00h00;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.DocumentBuilder;
import org.w3c.dom.Document;
import org.w3c.dom.NodeList;
import org.w3c.dom.Node;
import org.w3c.dom.Element;
import android.net.Uri;
import java.io.File;
public class MainActivity {
public static void main(String argv[]) {
try {
Uri path = Uri.parse("/mnt/sdcard/download/1safe.xml");
String newPath = path.toString();
File fXmlFile = new File(newPath);
DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
DocumentBuilder dBuilder = dbFactory.newDocumentBuilder();
Document doc = dBuilder.parse(fXmlFile);
//optional, but recommended
//read this - http://ift.tt/IJO9S6
doc.getDocumentElement().normalize();
System.out.println("Root element :" + doc.getDocumentElement().getNodeName());
NodeList nList = doc.getElementsByTagName("staff");
System.out.println("----------------------------");
for (int temp = 0; temp < nList.getLength(); temp++) {
Node nNode = nList.item(temp);
System.out.println("\nCurrent Element :" + nNode.getNodeName());
if (nNode.getNodeType() == Node.ELEMENT_NODE) {
Element eElement = (Element) nNode;
System.out.println("Staff id : " + eElement.getAttribute("id"));
System.out.println("First Name : " + eElement.getElementsByTagName("firstname").item(0).getTextContent());
System.out.println("Last Name : " + eElement.getElementsByTagName("lastname").item(0).getTextContent());
System.out.println("Nick Name : " + eElement.getElementsByTagName("nickname").item(0).getTextContent());
System.out.println("Salary : " + eElement.getElementsByTagName("salary").item(0).getTextContent());
}
}
} catch (Exception e) {
e.printStackTrace();
}
}
}
and this what log cat say : Didn't find class "com.example.y00h00.MainActivity" on path: /data/app/com.example.y00h00-2.apk !
full logcat is here:
E/AndroidRuntime(7921): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2097)
08-23 20:08:02.957: E/AndroidRuntime(7921): ... 11 more
08-23 20:08:04.237: I/Process(7921): Sending signal. PID: 7921 SIG: 9
08-23 20:12:26.353: E/Trace(8358): error opening trace file: No such file or directory (2)
08-23 20:12:26.389: D/AndroidRuntime(8358): Shutting down VM
08-23 20:12:26.389: W/dalvikvm(8358): threadid=1: thread exiting with uncaught exception (group=0xa6224908)
08-23 20:12:26.401: E/AndroidRuntime(8358): FATAL EXCEPTION: main
08-23 20:12:26.401: E/AndroidRuntime(8358): java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.example.y00h00/com.example.y00h00.MainActivity}: java.lang.ClassNotFoundException: Didn't find class "com.example.y00h00.MainActivity" on path: /data/app/com.example.y00h00-2.apk
08-23 20:12:26.401: E/AndroidRuntime(8358): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2106)
08-23 20:12:26.401: E/AndroidRuntime(8358): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2230)
08-23 20:12:26.401: E/AndroidRuntime(8358): at android.app.ActivityThread.access$600(ActivityThread.java:141)
08-23 20:12:26.401: E/AndroidRuntime(8358): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1234)
08-23 20:12:26.401: E/AndroidRuntime(8358): at android.os.Handler.dispatchMessage(Handler.java:99)
08-23 20:12:26.401: E/AndroidRuntime(8358): at android.os.Looper.loop(Looper.java:137)
08-23 20:12:26.401: E/AndroidRuntime(8358): at android.app.ActivityThread.main(ActivityThread.java:5041)
08-23 20:12:26.401: E/AndroidRuntime(8358): at java.lang.reflect.Method.invokeNative(Native Method)
08-23 20:12:26.401: E/AndroidRuntime(8358): at java.lang.reflect.Method.invoke(Method.java:511)
08-23 20:12:26.401: E/AndroidRuntime(8358): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:793)
08-23 20:12:26.401: E/AndroidRuntime(8358): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:560)
08-23 20:12:26.401: E/AndroidRuntime(8358): at dalvik.system.NativeStart.main(Native Method)
08-23 20:12:26.401: E/AndroidRuntime(8358): Caused by: java.lang.ClassNotFoundException: Didn't find class "com.example.y00h00.MainActivity" on path: /data/app/com.example.y00h00-2.apk
08-23 20:12:26.401: E/AndroidRuntime(8358): at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:65)
08-23 20:12:26.401: E/AndroidRuntime(8358): at java.lang.ClassLoader.loadClass(ClassLoader.java:501)
08-23 20:12:26.401: E/AndroidRuntime(8358): at java.lang.ClassLoader.loadClass(ClassLoader.java:461)
08-23 20:12:26.401: E/AndroidRuntime(8358): at android.app.Instrumentation.newActivity(Instrumentation.java:1054)
08-23 20:12:26.401: E/AndroidRuntime(8358): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2097)
08-23 20:12:26.401: E/AndroidRuntime(8358): ... 11 more
08-23 20:13:33.717: E/Trace(8422): error opening trace file: No such file or directory (2)
08-23 20:13:33.749: D/AndroidRuntime(8422): Shutting down VM
08-23 20:13:33.749: W/dalvikvm(8422): threadid=1: thread exiting with uncaught exception (group=0xa6224908)
08-23 20:13:33.753: E/AndroidRuntime(8422): FATAL EXCEPTION: main
08-23 20:13:33.753: E/AndroidRuntime(8422): java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.example.y00h00/com.example.y00h00.MainActivity}: java.lang.ClassCastException: com.example.y00h00.MainActivity cannot be cast to android.app.Activity
08-23 20:13:33.753: E/AndroidRuntime(8422): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2106)
08-23 20:13:33.753: E/AndroidRuntime(8422): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2230)
08-23 20:13:33.753: E/AndroidRuntime(8422): at android.app.ActivityThread.access$600(ActivityThread.java:141)
08-23 20:13:33.753: E/AndroidRuntime(8422): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1234)
08-23 20:13:33.753: E/AndroidRuntime(8422): at android.os.Handler.dispatchMessage(Handler.java:99)
08-23 20:13:33.753: E/AndroidRuntime(8422): at android.os.Looper.loop(Looper.java:137)
08-23 20:13:33.753: E/AndroidRuntime(8422): at android.app.ActivityThread.main(ActivityThread.java:5041)
08-23 20:13:33.753: E/AndroidRuntime(8422): at java.lang.reflect.Method.invokeNative(Native Method)
08-23 20:13:33.753: E/AndroidRuntime(8422): at java.lang.reflect.Method.invoke(Method.java:511)
08-23 20:13:33.753: E/AndroidRuntime(8422): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:793)
08-23 20:13:33.753: E/AndroidRuntime(8422): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:560)
08-23 20:13:33.753: E/AndroidRuntime(8422): at dalvik.system.NativeStart.main(Native Method)
08-23 20:13:33.753: E/AndroidRuntime(8422): Caused by: java.lang.ClassCastException: com.example.y00h00.MainActivity cannot be cast to android.app.Activity
08-23 20:13:33.753: E/AndroidRuntime(8422): at android.app.Instrumentation.newActivity(Instrumentation.java:1054)
08-23 20:13:33.753: E/AndroidRuntime(8422): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2097)
08-23 20:13:33.753: E/AndroidRuntime(8422): ... 11 more
Please Help Me :(
No comments:
Post a Comment