PhoneFactory.getDefaultPhone()引发的问题解决
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今天遇到这样的问题,在调用PhoneFactory.getDefaultPhone()出现如下的错误:
PhoneFactory.getDefaultPhone must be called from Looper thread
E/AndroidRuntime( 2014): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1745)
E/AndroidRuntime( 2014): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1761)
E/AndroidRuntime( 2014): at android.app.ActivityThread.access$1500(ActivityThread.java:120)
E/AndroidRuntime( 2014): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:934)
E/AndroidRuntime( 2014): at android.os.Handler.dispatchMessage(Handler.java:99)
E/AndroidRuntime( 2014): at android.os.Looper.loop(Looper.java:130)
E/AndroidRuntime( 2014): at android.app.ActivityThread.main(ActivityThread.java:3781)
E/AndroidRuntime( 2014): at java.lang.reflect.Method.invokeNative(Native Method)
E/AndroidRuntime( 2014): at java.lang.reflect.Method.invoke(Method.java:507)
E/AndroidRuntime( 2014): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:921)
E/AndroidRuntime( 2014): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:679)
E/AndroidRuntime( 2014): at dalvik.system.NativeStart.main(Native Method)
E/AndroidRuntime( 2014): Caused by: java.lang.RuntimeException: PhoneFactory.getDefaultPhone must be called from Looper thread
E/AndroidRuntime( 2014): at com.android.internal.telephony.PhoneFactory.getDefaultPhone(PhoneFactory.java:211)
E/AndroidRuntime( 2014): at com.android.qrdtest.QRDTestActivity.onCreate(QRDTestActivity.java:17)
E/AndroidRuntime( 2014): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1047)
E/AndroidRuntime( 2014): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1709)
E/AndroidRuntime( 2014): ... 11 more
W/ActivityManager( 218): Force finishing activity com.android.qrdtest/.QRDTestActivity
解决方法如下:
1.使用eclipse 新建一个android 应用工程,我的测试应用代码如下:
- package com.android.qrdtest;
- import android.app.Activity;
- import android.os.Bundle;
- import android.util.Log;
- import com.android.internal.telephony.Phone;
- import com.android.internal.telephony.PhoneFactory;
- public class QRDTestActivity extends Activity {
- /** Called when the activity is first created. */
- @Override
- public void onCreate(Bundle savedInstanceState) {
- super.onCreate(savedInstanceState);
- setContentView(R.layout.main);
- Log.i("QRDTestActivity", " test test = ");
- Phone phone = PhoneFactory.getDefaultPhone();
- String text= phone.getActiveApn();
- Log.i("QRDTestActivity", " text = "+ text);
- }
- }
2,将新建的应用工程代码移入到packages/apps/,并在该目录中新建android.mk文件,注意LOCAL_CERTIFICATE := platform部分,具体内容如下:
- LOCAL_PATH:= $(call my-dir)
- include $(CLEAR_VARS)
- LOCAL_MODULE_TAGS := optional
- LOCAL_SRC_FILES := $(call all-java-files-under, src)
- LOCAL_PACKAGE_NAME := Qrdtest
- LOCAL_CERTIFICATE := platform
- include $(BUILD_PACKAGE)
- # Build the test package
- include $(call all-makefiles-under,$(LOCAL_PATH))
3. 修改AndroidManifest.xml 文件,具体修改如下,注意android:sharedUserId="android.uid.phone" 和android:process="com.android.phone"部分。
- <pre name="code" class="java"><?xml version="1.0" encoding="utf-8"?>
- <manifest xmlns:android="http://schemas.android.com/apk/res/android"
- package="com.android.qrdtest"
- android:sharedUserId="android.uid.phone"
- android:versionCode="1"
- android:versionName="1.0" >
- <uses-sdk android:minSdkVersion="10" />
- <application
- android:icon="@drawable/ic_launcher"
- android:process="com.android.phone"
- android:label="@string/app_name" >
- <activity
- android:label="@string/app_name"
- android:name=".QRDTestActivity" >
- <intent-filter >
- <action android:name="android.intent.action.MAIN" />
- <category android:name="android.intent.category.LAUNCHER" />
- </intent-filter>
- </activity>
- </application>
- </manifest></pre><br>
- <br>
- <pre></pre>
- 4.编译该应用程序并安装。
- <p></p>
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- <p></p>
- <p></p>
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- <pre></pre>
- <pre></pre>
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