/
PermissionTranslator.java
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/
PermissionTranslator.java
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/*
* Copyright 2016 Patrick Favre-Bulle
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package at.favre.lib.hood.util;
import android.app.Activity;
import android.content.pm.PackageManager;
import android.os.Build;
import android.support.annotation.IntDef;
import android.support.v4.app.ActivityCompat;
import android.support.v4.content.ContextCompat;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
/**
* Gets current runtime permission status
*/
public final class PermissionTranslator {
@Retention(RetentionPolicy.SOURCE)
@IntDef({GRANTED, GRANTED_ON_INSTALL, DENIED, BLOCKED})
public @interface PermissionState {
}
public static final int GRANTED = 0;
public static final int GRANTED_ON_INSTALL = 1;
public static final int DENIED = 2;
public static final int BLOCKED = 3;
private PermissionTranslator() {
}
/**
* Gets the current status. Caveat: returns {@link #BLOCKED} the first time before the user accepts or denies a permission
*
* @param activity needed for the check
* @param androidPermissionName the permission name as written in manifest
* @return the current state
*/
@PermissionState
public static int getPermissionStatus(Activity activity, String androidPermissionName) {
if (ContextCompat.checkSelfPermission(activity, androidPermissionName) != PackageManager.PERMISSION_GRANTED) {
if (!ActivityCompat.shouldShowRequestPermissionRationale(activity, androidPermissionName)) {
return BLOCKED;
}
return DENIED;
}
if (android.os.Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
return GRANTED;
} else {
return GRANTED_ON_INSTALL;
}
}
}