├── app
├── .gitignore
├── src
│ ├── main
│ │ ├── ic_launcher-web.png
│ │ ├── res
│ │ │ ├── mipmap-hdpi
│ │ │ │ ├── ic_launcher.png
│ │ │ │ ├── ic_launcher_round.png
│ │ │ │ └── ic_launcher_foreground.png
│ │ │ ├── mipmap-mdpi
│ │ │ │ ├── ic_launcher.png
│ │ │ │ ├── ic_launcher_round.png
│ │ │ │ └── ic_launcher_foreground.png
│ │ │ ├── mipmap-xhdpi
│ │ │ │ ├── ic_launcher.png
│ │ │ │ ├── ic_launcher_round.png
│ │ │ │ └── ic_launcher_foreground.png
│ │ │ ├── mipmap-xxhdpi
│ │ │ │ ├── ic_launcher.png
│ │ │ │ ├── ic_launcher_round.png
│ │ │ │ └── ic_launcher_foreground.png
│ │ │ ├── mipmap-xxxhdpi
│ │ │ │ ├── ic_launcher.png
│ │ │ │ ├── ic_launcher_round.png
│ │ │ │ └── ic_launcher_foreground.png
│ │ │ ├── values
│ │ │ │ ├── colors.xml
│ │ │ │ ├── strings.xml
│ │ │ │ └── styles.xml
│ │ │ ├── mipmap-anydpi-v26
│ │ │ │ ├── ic_launcher.xml
│ │ │ │ └── ic_launcher_round.xml
│ │ │ ├── drawable-v24
│ │ │ │ └── ic_launcher_foreground.xml
│ │ │ ├── layout
│ │ │ │ └── activity_main.xml
│ │ │ └── drawable
│ │ │ │ └── ic_launcher_background.xml
│ │ ├── AndroidManifest.xml
│ │ └── java
│ │ │ └── info
│ │ │ └── androidhive
│ │ │ └── androidlocation
│ │ │ └── MainActivity.java
│ ├── test
│ │ └── java
│ │ │ └── info
│ │ │ └── androidhive
│ │ │ └── androidlocation
│ │ │ └── ExampleUnitTest.java
│ └── androidTest
│ │ └── java
│ │ └── info
│ │ └── androidhive
│ │ └── androidlocation
│ │ └── ExampleInstrumentedTest.java
├── proguard-rules.pro
└── build.gradle
├── settings.gradle
├── gradle
└── wrapper
│ ├── gradle-wrapper.jar
│ └── gradle-wrapper.properties
├── .idea
├── caches
│ └── build_file_checksums.ser
├── vcs.xml
├── runConfigurations.xml
├── gradle.xml
├── assetWizardSettings.xml
├── codeStyles
│ └── Project.xml
└── misc.xml
├── .gitignore
├── README.md
├── gradle.properties
├── gradlew.bat
└── gradlew
/app/.gitignore:
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1 | /build
2 |
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/settings.gradle:
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1 | include ':app'
2 |
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/app/src/main/ic_launcher-web.png:
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https://raw.githubusercontent.com/ravi8x/AndroidLocation/HEAD/app/src/main/ic_launcher-web.png
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/gradle/wrapper/gradle-wrapper.jar:
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https://raw.githubusercontent.com/ravi8x/AndroidLocation/HEAD/gradle/wrapper/gradle-wrapper.jar
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/.idea/caches/build_file_checksums.ser:
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https://raw.githubusercontent.com/ravi8x/AndroidLocation/HEAD/.idea/caches/build_file_checksums.ser
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/app/src/main/res/mipmap-hdpi/ic_launcher.png:
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https://raw.githubusercontent.com/ravi8x/AndroidLocation/HEAD/app/src/main/res/mipmap-hdpi/ic_launcher.png
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/app/src/main/res/mipmap-mdpi/ic_launcher.png:
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/app/src/main/res/mipmap-xhdpi/ic_launcher.png:
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https://raw.githubusercontent.com/ravi8x/AndroidLocation/HEAD/app/src/main/res/mipmap-xhdpi/ic_launcher.png
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/app/src/main/res/mipmap-xxhdpi/ic_launcher.png:
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/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png:
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/app/src/main/res/mipmap-hdpi/ic_launcher_round.png:
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https://raw.githubusercontent.com/ravi8x/AndroidLocation/HEAD/app/src/main/res/mipmap-hdpi/ic_launcher_round.png
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/app/src/main/res/mipmap-mdpi/ic_launcher_round.png:
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https://raw.githubusercontent.com/ravi8x/AndroidLocation/HEAD/app/src/main/res/mipmap-mdpi/ic_launcher_round.png
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/app/src/main/res/mipmap-xhdpi/ic_launcher_round.png:
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/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.png:
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https://raw.githubusercontent.com/ravi8x/AndroidLocation/HEAD/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.png
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/app/src/main/res/mipmap-hdpi/ic_launcher_foreground.png:
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https://raw.githubusercontent.com/ravi8x/AndroidLocation/HEAD/app/src/main/res/mipmap-hdpi/ic_launcher_foreground.png
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/app/src/main/res/mipmap-mdpi/ic_launcher_foreground.png:
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/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.png:
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https://raw.githubusercontent.com/ravi8x/AndroidLocation/HEAD/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.png
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/app/src/main/res/mipmap-xhdpi/ic_launcher_foreground.png:
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/app/src/main/res/mipmap-xxhdpi/ic_launcher_foreground.png:
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/app/src/main/res/mipmap-xxxhdpi/ic_launcher_foreground.png:
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/.gitignore:
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1 | *.iml
2 | .gradle
3 | /local.properties
4 | /.idea/libraries
5 | /.idea/modules.xml
6 | /.idea/workspace.xml
7 | .DS_Store
8 | /build
9 | /captures
10 | .externalNativeBuild
11 |
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/.idea/vcs.xml:
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1 |
2 |
3 |
4 |
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6 |
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/app/src/main/res/values/colors.xml:
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1 |
2 |
3 | #842dea
4 | #681dbd
5 | #00bdc1
6 |
7 |
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/gradle/wrapper/gradle-wrapper.properties:
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1 | #Sun May 20 11:09:23 IST 2018
2 | distributionBase=GRADLE_USER_HOME
3 | distributionPath=wrapper/dists
4 | zipStoreBase=GRADLE_USER_HOME
5 | zipStorePath=wrapper/dists
6 | distributionUrl=https\://services.gradle.org/distributions/gradle-4.4-all.zip
7 |
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/app/src/main/res/values/strings.xml:
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1 |
2 | Location
3 | START LOCATION UPDATES
4 | STOP LOCATION UPDATES
5 | GET LAST LOCATION
6 |
7 |
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/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml:
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/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml:
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/README.md:
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1 | Android fetching device location using Fused Location API
2 |
3 | [Tutorial](https://www.androidhive.info/2012/07/android-gps-location-manager-tutorial/)
4 |
5 | [Apk](http://download.androidhive.info/apk/android-location.apk)
6 |
7 | 
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/app/src/main/res/values/styles.xml:
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1 |
2 |
3 |
4 |
10 |
11 |
12 |
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/app/src/test/java/info/androidhive/androidlocation/ExampleUnitTest.java:
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1 | package info.androidhive.androidlocation;
2 |
3 | import org.junit.Test;
4 |
5 | import static org.junit.Assert.*;
6 |
7 | /**
8 | * Example local unit test, which will execute on the development machine (host).
9 | *
10 | * @see Testing documentation
11 | */
12 | public class ExampleUnitTest {
13 | @Test
14 | public void addition_isCorrect() {
15 | assertEquals(4, 2 + 2);
16 | }
17 | }
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/.idea/runConfigurations.xml:
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2 |
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11 |
12 |
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/.idea/gradle.xml:
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17 |
18 |
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/gradle.properties:
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1 | # Project-wide Gradle settings.
2 | # IDE (e.g. Android Studio) users:
3 | # Gradle settings configured through the IDE *will override*
4 | # any settings specified in this file.
5 | # For more details on how to configure your build environment visit
6 | # http://www.gradle.org/docs/current/userguide/build_environment.html
7 | # Specifies the JVM arguments used for the daemon process.
8 | # The setting is particularly useful for tweaking memory settings.
9 | org.gradle.jvmargs=-Xmx1536m
10 | # When configured, Gradle will run in incubating parallel mode.
11 | # This option should only be used with decoupled projects. More details, visit
12 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
13 | # org.gradle.parallel=true
14 |
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/app/proguard-rules.pro:
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1 | # Add project specific ProGuard rules here.
2 | # You can control the set of applied configuration files using the
3 | # proguardFiles setting in build.gradle.
4 | #
5 | # For more details, see
6 | # http://developer.android.com/guide/developing/tools/proguard.html
7 |
8 | # If your project uses WebView with JS, uncomment the following
9 | # and specify the fully qualified class name to the JavaScript interface
10 | # class:
11 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview {
12 | # public *;
13 | #}
14 |
15 | # Uncomment this to preserve the line number information for
16 | # debugging stack traces.
17 | #-keepattributes SourceFile,LineNumberTable
18 |
19 | # If you keep the line number information, uncomment this to
20 | # hide the original source file name.
21 | #-renamesourcefileattribute SourceFile
22 |
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/app/src/main/AndroidManifest.xml:
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1 |
2 |
4 |
5 |
6 |
7 |
14 |
15 |
16 |
17 |
18 |
19 |
20 |
21 |
22 |
23 |
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/app/src/androidTest/java/info/androidhive/androidlocation/ExampleInstrumentedTest.java:
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1 | package info.androidhive.androidlocation;
2 |
3 | import android.content.Context;
4 | import android.support.test.InstrumentationRegistry;
5 | import android.support.test.runner.AndroidJUnit4;
6 |
7 | import org.junit.Test;
8 | import org.junit.runner.RunWith;
9 |
10 | import static org.junit.Assert.*;
11 |
12 | /**
13 | * Instrumented test, which will execute on an Android device.
14 | *
15 | * @see Testing documentation
16 | */
17 | @RunWith(AndroidJUnit4.class)
18 | public class ExampleInstrumentedTest {
19 | @Test
20 | public void useAppContext() {
21 | // Context of the app under test.
22 | Context appContext = InstrumentationRegistry.getTargetContext();
23 |
24 | assertEquals("info.androidhive.androidlocation", appContext.getPackageName());
25 | }
26 | }
27 |
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/app/build.gradle:
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1 | apply plugin: 'com.android.application'
2 |
3 | android {
4 | compileSdkVersion 27
5 | defaultConfig {
6 | applicationId "info.androidhive.androidlocation"
7 | minSdkVersion 16
8 | targetSdkVersion 27
9 | versionCode 1
10 | versionName "1.0"
11 | testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
12 | }
13 | buildTypes {
14 | release {
15 | minifyEnabled false
16 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
17 | }
18 | }
19 | }
20 |
21 | dependencies {
22 | implementation fileTree(dir: 'libs', include: ['*.jar'])
23 | implementation 'com.android.support:appcompat-v7:27.1.1'
24 | implementation 'com.android.support:design:27.1.0'
25 | implementation 'com.android.support.constraint:constraint-layout:1.1.0'
26 | testImplementation 'junit:junit:4.12'
27 | androidTestImplementation 'com.android.support.test:runner:1.0.2'
28 | androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
29 |
30 | // location play services
31 | implementation 'com.google.android.gms:play-services-location:15.0.1'
32 |
33 | // dexter runtime permissions
34 | implementation 'com.karumi:dexter:4.2.0'
35 |
36 | // ButterKnife view binding
37 | implementation 'com.jakewharton:butterknife:8.8.1'
38 | annotationProcessor 'com.jakewharton:butterknife-compiler:8.8.1'
39 | }
40 |
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/.idea/assetWizardSettings.xml:
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/app/src/main/res/drawable-v24/ic_launcher_foreground.xml:
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/gradlew.bat:
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1 | @if "%DEBUG%" == "" @echo off
2 | @rem ##########################################################################
3 | @rem
4 | @rem Gradle startup script for Windows
5 | @rem
6 | @rem ##########################################################################
7 |
8 | @rem Set local scope for the variables with windows NT shell
9 | if "%OS%"=="Windows_NT" setlocal
10 |
11 | set DIRNAME=%~dp0
12 | if "%DIRNAME%" == "" set DIRNAME=.
13 | set APP_BASE_NAME=%~n0
14 | set APP_HOME=%DIRNAME%
15 |
16 | @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
17 | set DEFAULT_JVM_OPTS=
18 |
19 | @rem Find java.exe
20 | if defined JAVA_HOME goto findJavaFromJavaHome
21 |
22 | set JAVA_EXE=java.exe
23 | %JAVA_EXE% -version >NUL 2>&1
24 | if "%ERRORLEVEL%" == "0" goto init
25 |
26 | echo.
27 | echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
28 | echo.
29 | echo Please set the JAVA_HOME variable in your environment to match the
30 | echo location of your Java installation.
31 |
32 | goto fail
33 |
34 | :findJavaFromJavaHome
35 | set JAVA_HOME=%JAVA_HOME:"=%
36 | set JAVA_EXE=%JAVA_HOME%/bin/java.exe
37 |
38 | if exist "%JAVA_EXE%" goto init
39 |
40 | echo.
41 | echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
42 | echo.
43 | echo Please set the JAVA_HOME variable in your environment to match the
44 | echo location of your Java installation.
45 |
46 | goto fail
47 |
48 | :init
49 | @rem Get command-line arguments, handling Windows variants
50 |
51 | if not "%OS%" == "Windows_NT" goto win9xME_args
52 |
53 | :win9xME_args
54 | @rem Slurp the command line arguments.
55 | set CMD_LINE_ARGS=
56 | set _SKIP=2
57 |
58 | :win9xME_args_slurp
59 | if "x%~1" == "x" goto execute
60 |
61 | set CMD_LINE_ARGS=%*
62 |
63 | :execute
64 | @rem Setup the command line
65 |
66 | set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
67 |
68 | @rem Execute Gradle
69 | "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
70 |
71 | :end
72 | @rem End local scope for the variables with windows NT shell
73 | if "%ERRORLEVEL%"=="0" goto mainEnd
74 |
75 | :fail
76 | rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
77 | rem the _cmd.exe /c_ return code!
78 | if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
79 | exit /b 1
80 |
81 | :mainEnd
82 | if "%OS%"=="Windows_NT" endlocal
83 |
84 | :omega
85 |
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/app/src/main/res/drawable/ic_launcher_background.xml:
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/gradlew:
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1 | #!/usr/bin/env sh
2 |
3 | ##############################################################################
4 | ##
5 | ## Gradle start up script for UN*X
6 | ##
7 | ##############################################################################
8 |
9 | # Attempt to set APP_HOME
10 | # Resolve links: $0 may be a link
11 | PRG="$0"
12 | # Need this for relative symlinks.
13 | while [ -h "$PRG" ] ; do
14 | ls=`ls -ld "$PRG"`
15 | link=`expr "$ls" : '.*-> \(.*\)$'`
16 | if expr "$link" : '/.*' > /dev/null; then
17 | PRG="$link"
18 | else
19 | PRG=`dirname "$PRG"`"/$link"
20 | fi
21 | done
22 | SAVED="`pwd`"
23 | cd "`dirname \"$PRG\"`/" >/dev/null
24 | APP_HOME="`pwd -P`"
25 | cd "$SAVED" >/dev/null
26 |
27 | APP_NAME="Gradle"
28 | APP_BASE_NAME=`basename "$0"`
29 |
30 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
31 | DEFAULT_JVM_OPTS=""
32 |
33 | # Use the maximum available, or set MAX_FD != -1 to use that value.
34 | MAX_FD="maximum"
35 |
36 | warn () {
37 | echo "$*"
38 | }
39 |
40 | die () {
41 | echo
42 | echo "$*"
43 | echo
44 | exit 1
45 | }
46 |
47 | # OS specific support (must be 'true' or 'false').
48 | cygwin=false
49 | msys=false
50 | darwin=false
51 | nonstop=false
52 | case "`uname`" in
53 | CYGWIN* )
54 | cygwin=true
55 | ;;
56 | Darwin* )
57 | darwin=true
58 | ;;
59 | MINGW* )
60 | msys=true
61 | ;;
62 | NONSTOP* )
63 | nonstop=true
64 | ;;
65 | esac
66 |
67 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
68 |
69 | # Determine the Java command to use to start the JVM.
70 | if [ -n "$JAVA_HOME" ] ; then
71 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
72 | # IBM's JDK on AIX uses strange locations for the executables
73 | JAVACMD="$JAVA_HOME/jre/sh/java"
74 | else
75 | JAVACMD="$JAVA_HOME/bin/java"
76 | fi
77 | if [ ! -x "$JAVACMD" ] ; then
78 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
79 |
80 | Please set the JAVA_HOME variable in your environment to match the
81 | location of your Java installation."
82 | fi
83 | else
84 | JAVACMD="java"
85 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
86 |
87 | Please set the JAVA_HOME variable in your environment to match the
88 | location of your Java installation."
89 | fi
90 |
91 | # Increase the maximum file descriptors if we can.
92 | if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
93 | MAX_FD_LIMIT=`ulimit -H -n`
94 | if [ $? -eq 0 ] ; then
95 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
96 | MAX_FD="$MAX_FD_LIMIT"
97 | fi
98 | ulimit -n $MAX_FD
99 | if [ $? -ne 0 ] ; then
100 | warn "Could not set maximum file descriptor limit: $MAX_FD"
101 | fi
102 | else
103 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
104 | fi
105 | fi
106 |
107 | # For Darwin, add options to specify how the application appears in the dock
108 | if $darwin; then
109 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
110 | fi
111 |
112 | # For Cygwin, switch paths to Windows format before running java
113 | if $cygwin ; then
114 | APP_HOME=`cygpath --path --mixed "$APP_HOME"`
115 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
116 | JAVACMD=`cygpath --unix "$JAVACMD"`
117 |
118 | # We build the pattern for arguments to be converted via cygpath
119 | ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
120 | SEP=""
121 | for dir in $ROOTDIRSRAW ; do
122 | ROOTDIRS="$ROOTDIRS$SEP$dir"
123 | SEP="|"
124 | done
125 | OURCYGPATTERN="(^($ROOTDIRS))"
126 | # Add a user-defined pattern to the cygpath arguments
127 | if [ "$GRADLE_CYGPATTERN" != "" ] ; then
128 | OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
129 | fi
130 | # Now convert the arguments - kludge to limit ourselves to /bin/sh
131 | i=0
132 | for arg in "$@" ; do
133 | CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
134 | CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option
135 |
136 | if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition
137 | eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
138 | else
139 | eval `echo args$i`="\"$arg\""
140 | fi
141 | i=$((i+1))
142 | done
143 | case $i in
144 | (0) set -- ;;
145 | (1) set -- "$args0" ;;
146 | (2) set -- "$args0" "$args1" ;;
147 | (3) set -- "$args0" "$args1" "$args2" ;;
148 | (4) set -- "$args0" "$args1" "$args2" "$args3" ;;
149 | (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
150 | (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
151 | (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
152 | (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
153 | (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
154 | esac
155 | fi
156 |
157 | # Escape application args
158 | save () {
159 | for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
160 | echo " "
161 | }
162 | APP_ARGS=$(save "$@")
163 |
164 | # Collect all arguments for the java command, following the shell quoting and substitution rules
165 | eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
166 |
167 | # by default we should be in the correct project dir, but when run from Finder on Mac, the cwd is wrong
168 | if [ "$(uname)" = "Darwin" ] && [ "$HOME" = "$PWD" ]; then
169 | cd "$(dirname "$0")"
170 | fi
171 |
172 | exec "$JAVACMD" "$@"
173 |
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/app/src/main/java/info/androidhive/androidlocation/MainActivity.java:
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1 | package info.androidhive.androidlocation;
2 |
3 | import android.Manifest;
4 | import android.annotation.SuppressLint;
5 | import android.app.Activity;
6 | import android.content.Intent;
7 | import android.content.IntentSender;
8 | import android.content.pm.PackageManager;
9 | import android.location.Location;
10 | import android.net.Uri;
11 | import android.os.Bundle;
12 | import android.os.Looper;
13 | import android.provider.Settings;
14 | import android.support.annotation.NonNull;
15 | import android.support.v4.app.ActivityCompat;
16 | import android.support.v7.app.AppCompatActivity;
17 | import android.util.Log;
18 | import android.widget.Button;
19 | import android.widget.TextView;
20 | import android.widget.Toast;
21 |
22 | import com.google.android.gms.common.api.ApiException;
23 | import com.google.android.gms.common.api.ResolvableApiException;
24 | import com.google.android.gms.location.FusedLocationProviderClient;
25 | import com.google.android.gms.location.LocationCallback;
26 | import com.google.android.gms.location.LocationRequest;
27 | import com.google.android.gms.location.LocationResult;
28 | import com.google.android.gms.location.LocationServices;
29 | import com.google.android.gms.location.LocationSettingsRequest;
30 | import com.google.android.gms.location.LocationSettingsResponse;
31 | import com.google.android.gms.location.LocationSettingsStatusCodes;
32 | import com.google.android.gms.location.SettingsClient;
33 | import com.google.android.gms.tasks.OnCompleteListener;
34 | import com.google.android.gms.tasks.OnFailureListener;
35 | import com.google.android.gms.tasks.OnSuccessListener;
36 | import com.google.android.gms.tasks.Task;
37 | import com.karumi.dexter.Dexter;
38 | import com.karumi.dexter.PermissionToken;
39 | import com.karumi.dexter.listener.PermissionDeniedResponse;
40 | import com.karumi.dexter.listener.PermissionGrantedResponse;
41 | import com.karumi.dexter.listener.PermissionRequest;
42 | import com.karumi.dexter.listener.single.PermissionListener;
43 |
44 | import java.text.DateFormat;
45 | import java.util.Date;
46 |
47 | import butterknife.BindView;
48 | import butterknife.ButterKnife;
49 | import butterknife.OnClick;
50 |
51 | /**
52 | * Reference: https://github.com/googlesamples/android-play-location/tree/master/LocationUpdates
53 | */
54 |
55 | public class MainActivity extends AppCompatActivity {
56 |
57 | private static final String TAG = MainActivity.class.getSimpleName();
58 |
59 | @BindView(R.id.location_result)
60 | TextView txtLocationResult;
61 |
62 | @BindView(R.id.updated_on)
63 | TextView txtUpdatedOn;
64 |
65 | @BindView(R.id.btn_start_location_updates)
66 | Button btnStartUpdates;
67 |
68 | @BindView(R.id.btn_stop_location_updates)
69 | Button btnStopUpdates;
70 |
71 | // location last updated time
72 | private String mLastUpdateTime;
73 |
74 | // location updates interval - 10sec
75 | private static final long UPDATE_INTERVAL_IN_MILLISECONDS = 10000;
76 |
77 | // fastest updates interval - 5 sec
78 | // location updates will be received if another app is requesting the locations
79 | // than your app can handle
80 | private static final long FASTEST_UPDATE_INTERVAL_IN_MILLISECONDS = 5000;
81 |
82 | private static final int REQUEST_CHECK_SETTINGS = 100;
83 |
84 |
85 | // bunch of location related apis
86 | private FusedLocationProviderClient mFusedLocationClient;
87 | private SettingsClient mSettingsClient;
88 | private LocationRequest mLocationRequest;
89 | private LocationSettingsRequest mLocationSettingsRequest;
90 | private LocationCallback mLocationCallback;
91 | private Location mCurrentLocation;
92 |
93 | // boolean flag to toggle the ui
94 | private Boolean mRequestingLocationUpdates;
95 |
96 | @Override
97 | protected void onCreate(Bundle savedInstanceState) {
98 | super.onCreate(savedInstanceState);
99 | setContentView(R.layout.activity_main);
100 | ButterKnife.bind(this);
101 |
102 | // initialize the necessary libraries
103 | init();
104 |
105 | // restore the values from saved instance state
106 | restoreValuesFromBundle(savedInstanceState);
107 | }
108 |
109 | private void init() {
110 | mFusedLocationClient = LocationServices.getFusedLocationProviderClient(this);
111 | mSettingsClient = LocationServices.getSettingsClient(this);
112 |
113 | mLocationCallback = new LocationCallback() {
114 | @Override
115 | public void onLocationResult(LocationResult locationResult) {
116 | super.onLocationResult(locationResult);
117 | // location is received
118 | mCurrentLocation = locationResult.getLastLocation();
119 | mLastUpdateTime = DateFormat.getTimeInstance().format(new Date());
120 |
121 | updateLocationUI();
122 | }
123 | };
124 |
125 | mRequestingLocationUpdates = false;
126 |
127 | mLocationRequest = new LocationRequest();
128 | mLocationRequest.setInterval(UPDATE_INTERVAL_IN_MILLISECONDS);
129 | mLocationRequest.setFastestInterval(FASTEST_UPDATE_INTERVAL_IN_MILLISECONDS);
130 | mLocationRequest.setPriority(LocationRequest.PRIORITY_HIGH_ACCURACY);
131 |
132 | LocationSettingsRequest.Builder builder = new LocationSettingsRequest.Builder();
133 | builder.addLocationRequest(mLocationRequest);
134 | mLocationSettingsRequest = builder.build();
135 | }
136 |
137 | /**
138 | * Restoring values from saved instance state
139 | */
140 | private void restoreValuesFromBundle(Bundle savedInstanceState) {
141 | if (savedInstanceState != null) {
142 | if (savedInstanceState.containsKey("is_requesting_updates")) {
143 | mRequestingLocationUpdates = savedInstanceState.getBoolean("is_requesting_updates");
144 | }
145 |
146 | if (savedInstanceState.containsKey("last_known_location")) {
147 | mCurrentLocation = savedInstanceState.getParcelable("last_known_location");
148 | }
149 |
150 | if (savedInstanceState.containsKey("last_updated_on")) {
151 | mLastUpdateTime = savedInstanceState.getString("last_updated_on");
152 | }
153 | }
154 |
155 | updateLocationUI();
156 | }
157 |
158 |
159 | /**
160 | * Update the UI displaying the location data
161 | * and toggling the buttons
162 | */
163 | private void updateLocationUI() {
164 | if (mCurrentLocation != null) {
165 | txtLocationResult.setText(
166 | "Lat: " + mCurrentLocation.getLatitude() + ", " +
167 | "Lng: " + mCurrentLocation.getLongitude()
168 | );
169 |
170 | // giving a blink animation on TextView
171 | txtLocationResult.setAlpha(0);
172 | txtLocationResult.animate().alpha(1).setDuration(300);
173 |
174 | // location last updated time
175 | txtUpdatedOn.setText("Last updated on: " + mLastUpdateTime);
176 | }
177 |
178 | toggleButtons();
179 | }
180 |
181 | @Override
182 | public void onSaveInstanceState(Bundle outState) {
183 | super.onSaveInstanceState(outState);
184 | outState.putBoolean("is_requesting_updates", mRequestingLocationUpdates);
185 | outState.putParcelable("last_known_location", mCurrentLocation);
186 | outState.putString("last_updated_on", mLastUpdateTime);
187 |
188 | }
189 |
190 | private void toggleButtons() {
191 | if (mRequestingLocationUpdates) {
192 | btnStartUpdates.setEnabled(false);
193 | btnStopUpdates.setEnabled(true);
194 | } else {
195 | btnStartUpdates.setEnabled(true);
196 | btnStopUpdates.setEnabled(false);
197 | }
198 | }
199 |
200 | /**
201 | * Starting location updates
202 | * Check whether location settings are satisfied and then
203 | * location updates will be requested
204 | */
205 | private void startLocationUpdates() {
206 | mSettingsClient
207 | .checkLocationSettings(mLocationSettingsRequest)
208 | .addOnSuccessListener(this, new OnSuccessListener() {
209 | @SuppressLint("MissingPermission")
210 | @Override
211 | public void onSuccess(LocationSettingsResponse locationSettingsResponse) {
212 | Log.i(TAG, "All location settings are satisfied.");
213 |
214 | Toast.makeText(getApplicationContext(), "Started location updates!", Toast.LENGTH_SHORT).show();
215 |
216 | //noinspection MissingPermission
217 | mFusedLocationClient.requestLocationUpdates(mLocationRequest,
218 | mLocationCallback, Looper.myLooper());
219 |
220 | updateLocationUI();
221 | }
222 | })
223 | .addOnFailureListener(this, new OnFailureListener() {
224 | @Override
225 | public void onFailure(@NonNull Exception e) {
226 | int statusCode = ((ApiException) e).getStatusCode();
227 | switch (statusCode) {
228 | case LocationSettingsStatusCodes.RESOLUTION_REQUIRED:
229 | Log.i(TAG, "Location settings are not satisfied. Attempting to upgrade " +
230 | "location settings ");
231 | try {
232 | // Show the dialog by calling startResolutionForResult(), and check the
233 | // result in onActivityResult().
234 | ResolvableApiException rae = (ResolvableApiException) e;
235 | rae.startResolutionForResult(MainActivity.this, REQUEST_CHECK_SETTINGS);
236 | } catch (IntentSender.SendIntentException sie) {
237 | Log.i(TAG, "PendingIntent unable to execute request.");
238 | }
239 | break;
240 | case LocationSettingsStatusCodes.SETTINGS_CHANGE_UNAVAILABLE:
241 | String errorMessage = "Location settings are inadequate, and cannot be " +
242 | "fixed here. Fix in Settings.";
243 | Log.e(TAG, errorMessage);
244 |
245 | Toast.makeText(MainActivity.this, errorMessage, Toast.LENGTH_LONG).show();
246 | }
247 |
248 | updateLocationUI();
249 | }
250 | });
251 | }
252 |
253 | @OnClick(R.id.btn_start_location_updates)
254 | public void startLocationButtonClick() {
255 | // Requesting ACCESS_FINE_LOCATION using Dexter library
256 | Dexter.withActivity(this)
257 | .withPermission(Manifest.permission.ACCESS_FINE_LOCATION)
258 | .withListener(new PermissionListener() {
259 | @Override
260 | public void onPermissionGranted(PermissionGrantedResponse response) {
261 | mRequestingLocationUpdates = true;
262 | startLocationUpdates();
263 | }
264 |
265 | @Override
266 | public void onPermissionDenied(PermissionDeniedResponse response) {
267 | if (response.isPermanentlyDenied()) {
268 | // open device settings when the permission is
269 | // denied permanently
270 | openSettings();
271 | }
272 | }
273 |
274 | @Override
275 | public void onPermissionRationaleShouldBeShown(PermissionRequest permission, PermissionToken token) {
276 | token.continuePermissionRequest();
277 | }
278 | }).check();
279 | }
280 |
281 | @OnClick(R.id.btn_stop_location_updates)
282 | public void stopLocationButtonClick() {
283 | mRequestingLocationUpdates = false;
284 | stopLocationUpdates();
285 | }
286 |
287 | public void stopLocationUpdates() {
288 | // Removing location updates
289 | mFusedLocationClient
290 | .removeLocationUpdates(mLocationCallback)
291 | .addOnCompleteListener(this, new OnCompleteListener() {
292 | @Override
293 | public void onComplete(@NonNull Task task) {
294 | Toast.makeText(getApplicationContext(), "Location updates stopped!", Toast.LENGTH_SHORT).show();
295 | toggleButtons();
296 | }
297 | });
298 | }
299 |
300 | @OnClick(R.id.btn_get_last_location)
301 | public void showLastKnownLocation() {
302 | if (mCurrentLocation != null) {
303 | Toast.makeText(getApplicationContext(), "Lat: " + mCurrentLocation.getLatitude()
304 | + ", Lng: " + mCurrentLocation.getLongitude(), Toast.LENGTH_LONG).show();
305 | } else {
306 | Toast.makeText(getApplicationContext(), "Last known location is not available!", Toast.LENGTH_SHORT).show();
307 | }
308 | }
309 |
310 | @Override
311 | protected void onActivityResult(int requestCode, int resultCode, Intent data) {
312 | switch (requestCode) {
313 | // Check for the integer request code originally supplied to startResolutionForResult().
314 | case REQUEST_CHECK_SETTINGS:
315 | switch (resultCode) {
316 | case Activity.RESULT_OK:
317 | Log.e(TAG, "User agreed to make required location settings changes.");
318 | // Nothing to do. startLocationupdates() gets called in onResume again.
319 | break;
320 | case Activity.RESULT_CANCELED:
321 | Log.e(TAG, "User chose not to make required location settings changes.");
322 | mRequestingLocationUpdates = false;
323 | break;
324 | }
325 | break;
326 | }
327 | }
328 |
329 | private void openSettings() {
330 | Intent intent = new Intent();
331 | intent.setAction(
332 | Settings.ACTION_APPLICATION_DETAILS_SETTINGS);
333 | Uri uri = Uri.fromParts("package",
334 | BuildConfig.APPLICATION_ID, null);
335 | intent.setData(uri);
336 | intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
337 | startActivity(intent);
338 | }
339 |
340 | @Override
341 | public void onResume() {
342 | super.onResume();
343 |
344 | // Resuming location updates depending on button state and
345 | // allowed permissions
346 | if (mRequestingLocationUpdates && checkPermissions()) {
347 | startLocationUpdates();
348 | }
349 |
350 | updateLocationUI();
351 | }
352 |
353 | private boolean checkPermissions() {
354 | int permissionState = ActivityCompat.checkSelfPermission(this,
355 | Manifest.permission.ACCESS_FINE_LOCATION);
356 | return permissionState == PackageManager.PERMISSION_GRANTED;
357 | }
358 |
359 |
360 | @Override
361 | protected void onPause() {
362 | super.onPause();
363 |
364 | if (mRequestingLocationUpdates) {
365 | // pausing location updates
366 | stopLocationUpdates();
367 | }
368 | }
369 | }
370 |
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