Fix NullPointerException in

org.apache.commons.lang3.SystemUtils.IS_OS_ANDROID

Author: garydgregory

src/changes/changes.xml

@@ -95,6 +95,7 @@ The <action> type attribute can be add,update,fix,remove.
     <action                   type="fix" dev="ggregory" due-to="Ken Dombeck">Fix Javadoc code examples in DiffBuilder and ReflectionDiffBuilder #1400.</action>
     <action                   type="fix" dev="ggregory" due-to="Gary Gregory">Fix generics in org.apache.commons.lang3.stream.Streams.toArray(Class) signature.</action>
     <action issue="LANG-1727" type="fix" dev="ggregory" due-to="Elliotte Rusty Harold, Gary Gregory">EventListenerSupport doesn't document ordering of events.</action>
+    <action                   type="fix" dev="ggregory" due-to="Gary Gregory">Fix NullPointerException in org.apache.commons.lang3.SystemUtils.IS_OS_ANDROID.</action>
     <!-- ADD -->
     <action                   type="add" dev="ggregory" due-to="Gary Gregory">Add Strings and refactor StringUtils.</action>
     <action issue="LANG-1747" type="add" dev="ggregory" due-to="Oliver B. Fischer, Gary Gregory">Add StopWatch.run([Failable]Runnable) and get([Failable]Supplier).</action>

src/main/java/org/apache/commons/lang3/SystemUtils.java

@@ -1160,7 +1160,7 @@ public class SystemUtils {
      *
      * @since 3.15.0
      */
-    public static final boolean IS_OS_ANDROID = SystemProperties.getJavaVendor().contains("Android");
+    public static final boolean IS_OS_ANDROID = Strings.CS.contains(SystemProperties.getJavaVendor(), "Android");
 
     /**
      * The constant {@code true} if this is HP-UX.