From e30c2c64077c5d577c0cd7d3cead809d31f7dab1 Mon Sep 17 00:00:00 2001
From: Roman Savin <savin9201@gmail.com>
Date: Mon, 28 Sep 2015 16:59:22 +0300
Subject: [PATCH] Add hasMetadata() method.

---
 README.md                                     |  4 +--
 opfutils/build.gradle                         |  6 ++--
 .../java/org/onepf/opfutils/OPFChecks.java    | 28 ++++++++++++++++++-
 3 files changed, 32 insertions(+), 6 deletions(-)

diff --git a/README.md b/README.md
index 493f8fe..e173766 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@ Common utils used among OPF libraries. Intended for the internal use.
 
 Download [the latest JAR][opfutils-latest-jar] or grab via Gradle:
 ```groovy
-compile 'org.onepf:opfutils:0.1.25'
+compile 'org.onepf:opfutils:0.1.26'
 ```
 
 or Maven:
@@ -13,7 +13,7 @@ or Maven:
 <dependency>
    <groupId>org.onepf</groupId>
    <artifactId>opfutils</artifactId>
-   <version>0.1.25</version>
+   <version>0.1.26</version>
 </dependency>
 ```
 
diff --git a/opfutils/build.gradle b/opfutils/build.gradle
index 6759c6e..8458617 100644
--- a/opfutils/build.gradle
+++ b/opfutils/build.gradle
@@ -35,9 +35,9 @@ android {
 
     defaultConfig {
         minSdkVersion 15
-        targetSdkVersion 22
+        targetSdkVersion 23
         versionCode 1
-        versionName "0.1.25"
+        versionName "0.1.26"
     }
 
     buildTypes {
@@ -60,5 +60,5 @@ dependencies {
     testCompile 'org.robolectric:robolectric:3.0-rc2'
     testCompile group: 'org.hamcrest', name: 'hamcrest-library', version: '1.3'
 
-    compile 'com.android.support:support-annotations:21.0.3'
+    compile 'com.android.support:support-annotations:23.0.1'
 }
diff --git a/opfutils/src/main/java/org/onepf/opfutils/OPFChecks.java b/opfutils/src/main/java/org/onepf/opfutils/OPFChecks.java
index 7a45e9b..a096b10 100644
--- a/opfutils/src/main/java/org/onepf/opfutils/OPFChecks.java
+++ b/opfutils/src/main/java/org/onepf/opfutils/OPFChecks.java
@@ -23,6 +23,7 @@
 import android.content.pm.PackageInfo;
 import android.content.pm.PackageManager;
 import android.content.pm.ResolveInfo;
+import android.os.Bundle;
 import android.support.annotation.NonNull;
 import android.support.annotation.Nullable;
 import android.text.TextUtils;
@@ -124,7 +125,7 @@ public static void checkPermission(@NonNull final Context context,
 
     /**
      * Checks if supplied permission is requested in AndroidManifest.xml file.
-     * <p>
+     * <p/>
      * Throws {@link SecurityException} if it's not.
      *
      * @param context          The instance of {@link android.content.Context}.
@@ -139,6 +140,31 @@ public static void checkPermission(@NonNull final Context context,
         }
     }
 
+    /**
+     * Checks if metadata is added in AndroidManifest.xml file.
+     *
+     * @param context     The instance of {@link android.content.Context}.
+     * @param metadataKey The checked metadata key.
+     * @return True if metadata is added, false otherwise.
+     */
+    public static boolean hasMetadata(@NonNull final Context context, @NonNull final String metadataKey) {
+        if (TextUtils.isEmpty(metadataKey)) {
+            throw new IllegalArgumentException("Meta data key can't be null or empty.");
+        }
+
+        try {
+            final PackageInfo info = context.getPackageManager()
+                    .getPackageInfo(context.getPackageName(), PackageManager.GET_META_DATA);
+            final Bundle metaData = info.applicationInfo.metaData;
+            if (metaData != null && metaData.get(metadataKey) != null) {
+                return true;
+            }
+        } catch (PackageManager.NameNotFoundException e) {
+            //ignore
+        }
+        return false;
+    }
+
     /**
      * The same as {@link #checkReceiver(android.content.Context, String, android.content.Intent, String)}
      * with the {@code null} values for the {@code receiverName} and {@code permission} parameters.