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执行应用程序时返回异常 - Android

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运行该程序返回:

E / AndroidRuntime:FATAL EXCEPTION:main进程:pt.ubi.di.pdm.expermissions1,PID:4474 java.lang.RuntimeException:无法启动活动ComponentInfo {pt.ubi.di.pdm.expermissions1 / pt.ubi . di.pdm.expermissions1.Lastcall}:java.lang.SecurityException:Permission Denial:从ProcessRecord打开提供程序com.android.providers.contacts.CallLogProvider {212efa7 4474:pt.ubi.di.pdm.expermissions1 / u0a85}(pid = 4474,uid = 10085)Android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3048)在android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2913)上需要android.permission.READ_CALL_LOG或android.permission.WRITE_CALL_LOG在Android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:68)的android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:108)上的.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:78) android.app.ActivityThread $ H.handleMessage(ActivityThrea d.java:1808)android.app.Handler.dispatchMessage(Handler.java:106)android.app.Looper.loop(Looper.java:193)android.app.ActivityThread.main(ActivityThread.java:6669) )com.android.internal.os.ZygoteInit.main中的com.android.internal.os.RuntimeInit $ MethodAndArgsCaller.run(RuntimeInit.java:493)中的java.lang.reflect.Method.invoke(Native Method)(ZygoteInit) .java:858)引起:java.lang.SecurityException:Permission Denial:从ProcessRecord打开提供者com.android.providers.contacts.CallLogProvider {212efa7 4474:pt.ubi.di.pdm.expermissions1 / u0a85}(pid = 4474 ,uid = 10085)在Android的android.os.Parcel.readException(Parcel.java:1910)的android.os.Parcel.createException(Parcel.java:1942)中需要android.permission.READ_CALL_LOG或android.permission.WRITE_CALL_LOG . os.Parcel.readException(Parcel.java:1860)在android.app.IActivityManager $ Stub $ Proxy.getContentProvider(IActivityManager.java:4181)android.app.ActivityThread.acquireProvider(ActivityThread.java:5970)android.ap p.ContextImpl $ ApplicationContentResolver.acquireUnstableProvider(ContextImpl.java:2592)位于android.content.ContentResolver的android.contentResolver.actentResolver.query(ContentResolver.java:786)上的android.content.ContentResolver.acquireUnstableProvider(ContentResolver.java:1828) .query(ContentResolver.java:752)位于android.app的pt.ubi.di.pdm.expermissions1.Lastcall.onCreate(Lastcall.java:19)的android.content.ContentResolver.query(ContentResolver.java:710) . Activity.performCreate(Activity.java:7136)位于android.app.Anstrumentation.callActivityCnate(Instrumentation.java:1271)android.app.ActivityThread.performLaunchActivity(ActivityThread)的android.app.Activity.performCreate(Activity.java:7127) .java:2893)在android.app.ser.Tra.action.TeleTh响应事件处于android.app.ser.TransactionExecutor.executeCallbacks(TransactionExecutor . )的android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3048)处于android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:78) . java:108)在android.app.serv ertransaction.TransactionExecutor.execute(TransactionExecutor.java:68)在Android.os.Looper的android.app.Handler.dispatchMessage(Handler.java:106)上的android.app.ActivityThread $ H.handleMessage(ActivityThread.java:1808) .loop(Looper.java:193)位于android.app.ActivityThread.main(ActivityThread.java:6669)的java.lang.reflect.Method.invoke(Native Method)at com.android.internal.os.RuntimeInit $ MethodAndArgsCaller .run(RuntimeInit.java:493)在com.android.internal.os.ZygoteInit.main(ZygoteInit.java:858)引起:android.os.RemoteException:远程堆栈跟踪:在com.android.server.am . 位于com.android的android.app.IActivityManager $ Stub.onTransact(IActivityManager.java:357)的com.android.server.am.ActivityManagerService.getContentProvider(ActivityManagerService.java:12585)上的ActivityManagerService.getContentProviderImpl(ActivityManagerService.java:12188) android.os.Binder.execTransact上的.server.am.ActivityManagerService.onTransact(ActivityManagerService.java:3291)(Binder.java:731)

代码 activity_lastcall.xml

<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".Lastcall">

    <TextView
        android:id="@+id/lc"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Hello World!"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintLeft_toLeftOf="parent"
        app:layout_constraintRight_toRightOf="parent"
        app:layout_constraintTop_toTopOf="parent" />

</android.support.constraint.ConstraintLayout>

代码 LastCall.java

package pt.ubi.di.pdm.expermissions1;

import android.app.Activity;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.provider.CallLog;
import android.widget.TextView;

public class Lastcall extends Activity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_lastcall);
        TextView oTV = (TextView)findViewById(R.id.lc);
        String strUriCalls = "content://call_log/calls";
        Uri uriCalls=Uri.parse(strUriCalls);
        Cursor curCalls = getContentResolver().query(uriCalls ,null ,null ,null , null);
        String sInfo = "Last Call:";


        if (curCalls.moveToLast())
            sInfo += curCalls.getString(curCalls.getColumnIndex(CallLog.Calls.NUMBER))+"\n" +
                    "Duration:"+curCalls.getString(curCalls.getColumnIndex(CallLog.Calls.DURATION));
        oTV.setText(sInfo);

    }
}

代码 AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="pt.ubi.di.pdm.expermissions1">
    <uses-permission
        android:name="android.permission.READ_CALL_LOG"></uses-permission>
    <application
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:roundIcon="@mipmap/ic_launcher_round"
        android:supportsRtl="true"
        android:theme="@style/AppTheme">
        <activity android:name=".Lastcall">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>

我需要进行最后一次调用,并在textview中写下数字和名称 .

1 回答

  • 0

    将此添加到您的 manifest.xml

    <uses-permission
            android:name="android.permission.WRITE_CALL_LOG"></uses-permission>
    

    您需要在运行时请求如下所示 . 在执行任何与呼叫权限相关的任务之前,应执行此代码 .

    if (ContextCompat.checkSelfPermission(thisActivity,Manifest.permission.READ_CALL_LOG)!= PackageManager.PERMISSION_GRANTED) {
        // Permission is not granted
         if (ActivityCompat.shouldShowRequestPermissionRationale(thisActivity,
                Manifest.permission.READ_CALL_LOG)) {
    
        } else {
            // No explanation needed; request the permission
            ActivityCompat.requestPermissions(thisActivity,
                    new String[]{Manifest.permission.READ_CALL_LOG},
                    MY_PERMISSIONS_READ_CALL_LOG);
        }
    }
    

    这适用于读取呼叫日志权限,并且如果需要,也可以执行此操作以写入呼叫日志权限 .

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