xml 구문 분석을 통해 응용 프로그램에 버전 확인을 추가했습니다.xml 파일을 구문 분석하는 중 오류가 발생했습니다. Android
하지만 그것을 실행하려고 할 때, 내가 거기 붙여 넣은 예외로 실행 :
11-03 19:21:36.809: E/AndroidRuntime(16531): FATAL EXCEPTION: main
11-03 19:21:36.809: E/AndroidRuntime(16531): java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.lookedpath.firstlesson/com.lookedpath.firstlesson.Update}: android.os.NetworkOnMainThreadException
11-03 19:21:36.809: E/AndroidRuntime(16531): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2099)
11-03 19:21:36.809: E/AndroidRuntime(16531): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2210)
11-03 19:21:36.809: E/AndroidRuntime(16531): at android.app.ActivityThread.access$600(ActivityThread.java:142)
11-03 19:21:36.809: E/AndroidRuntime(16531): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1208)
11-03 19:21:36.809: E/AndroidRuntime(16531): at android.os.Handler.dispatchMessage(Handler.java:99)
11-03 19:21:36.809: E/AndroidRuntime(16531): at android.os.Looper.loop(Looper.java:137)
11-03 19:21:36.809: E/AndroidRuntime(16531): at android.app.ActivityThread.main(ActivityThread.java:4931)
11-03 19:21:36.809: E/AndroidRuntime(16531): at java.lang.reflect.Method.invokeNative(Native Method)
11-03 19:21:36.809: E/AndroidRuntime(16531): at java.lang.reflect.Method.invoke(Method.java:511)
11-03 19:21:36.809: E/AndroidRuntime(16531): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:791)
11-03 19:21:36.809: E/AndroidRuntime(16531): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:558)
11-03 19:21:36.809: E/AndroidRuntime(16531): at dalvik.system.NativeStart.main(Native Method)
11-03 19:21:36.809: E/AndroidRuntime(16531): Caused by: android.os.NetworkOnMainThreadException
11-03 19:21:36.809: E/AndroidRuntime(16531): at android.os.StrictMode$AndroidBlockGuardPolicy.onNetwork(StrictMode.java:1117)
11-03 19:21:36.809: E/AndroidRuntime(16531): at java.net.InetAddress.lookupHostByName(InetAddress.java:385)
11-03 19:21:36.809: E/AndroidRuntime(16531): at java.net.InetAddress.getAllByNameImpl(InetAddress.java:236)
11-03 19:21:36.809: E/AndroidRuntime(16531): at java.net.InetAddress.getAllByName(InetAddress.java:214)
11-03 19:21:36.809: E/AndroidRuntime(16531): at org.apache.http.impl.conn.DefaultClientConnectionOperator.openConnection(DefaultClientConnectionOperator.java:137)
11-03 19:21:36.809: E/AndroidRuntime(16531): at org.apache.http.impl.conn.AbstractPoolEntry.open(AbstractPoolEntry.java:164)
11-03 19:21:36.809: E/AndroidRuntime(16531): at org.apache.http.impl.conn.AbstractPooledConnAdapter.open(AbstractPooledConnAdapter.java:119)
11-03 19:21:36.809: E/AndroidRuntime(16531): at org.apache.http.impl.client.DefaultRequestDirector.execute(DefaultRequestDirector.java:360)
11-03 19:21:36.809: E/AndroidRuntime(16531): at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:555)
11-03 19:21:36.809: E/AndroidRuntime(16531): at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:487)
11-03 19:21:36.809: E/AndroidRuntime(16531): at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:465)
11-03 19:21:36.809: E/AndroidRuntime(16531): at com.lookedpath.firstlesson.XMLParser.getXmlFromUrl(XMLParser.java:35)
11-03 19:21:36.809: E/AndroidRuntime(16531): at com.lookedpath.firstlesson.Update.<init>(Update.java:24)
11-03 19:21:36.809: E/AndroidRuntime(16531): at java.lang.Class.newInstanceImpl(Native Method)
11-03 19:21:36.809: E/AndroidRuntime(16531): at java.lang.Class.newInstance(Class.java:1319)
11-03 19:21:36.809: E/AndroidRuntime(16531): at android.app.Instrumentation.newActivity(Instrumentation.java:1053)
11-03 19:21:36.809: E/AndroidRuntime(16531): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2090)
11-03 19:21:36.809: E/AndroidRuntime(16531): ... 11 more
사용하여 Eclipse 프로젝트를 얻을 수 있습니다 GitHub의 : https://github.com/LookedPath/lookedpath_android_applications/tree/FirstApp/PrimaLezione
무엇을해야 나는한다?
[NetworkOnMainThreadException] (http://developer.android.com/reference/android/os/NetworkOnMainThreadException.html)의 설명서를 참조하십시오. –
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