[LANG-1512] Add IS_JAVA_14 and IS_JAVA_15 to
org.apache.commons.lang3.SystemUtils.
diff --git a/src/changes/changes.xml b/src/changes/changes.xml
index 56b6041..2a307cb 100644
--- a/src/changes/changes.xml
+++ b/src/changes/changes.xml
@@ -93,6 +93,7 @@
     <action issue="LANG-1508" type="add" dev="ggregory" due-to="Gary Gregory">Add org.apache.commons.lang3.SystemUtils.getUserName().</action>
     <action issue="LANG-1509" type="add" dev="ggregory" due-to="Gary Gregory">Add ObjectToStringComparator. #483.</action>
     <action issue="LANG-1510" type="add" dev="ggregory" due-to="Gary Gregory">Add org.apache.commons.lang3.arch.Processor.Arch.getLabel().</action>
+    <action issue="LANG-1512" type="add" dev="ggregory" due-to="Gary Gregory">Add IS_JAVA_14 and IS_JAVA_15 to org.apache.commons.lang3.SystemUtils.</action>
   </release>
 
   <release version="3.9" date="2019-04-09" description="New features and bug fixes. Requires Java 8, supports Java 9, 10, 11.">
diff --git a/src/main/java/org/apache/commons/lang3/SystemUtils.java b/src/main/java/org/apache/commons/lang3/SystemUtils.java
index 6abb09e..e3c300c 100644
--- a/src/main/java/org/apache/commons/lang3/SystemUtils.java
+++ b/src/main/java/org/apache/commons/lang3/SystemUtils.java
@@ -1026,6 +1026,30 @@
      */
     public static final boolean IS_JAVA_13 = getJavaVersionMatches("13");
 
+    /**
+     * <p>
+     * Is {@code true} if this is Java version 14 (also 14.x versions).
+     * </p>
+     * <p>
+     * The field will return {@code false} if {@link #JAVA_VERSION} is {@code null}.
+     * </p>
+     *
+     * @since 3.10
+     */
+    public static final boolean IS_JAVA_14 = getJavaVersionMatches("14");
+
+    /**
+     * <p>
+     * Is {@code true} if this is Java version 15 (also 15.x versions).
+     * </p>
+     * <p>
+     * The field will return {@code false} if {@link #JAVA_VERSION} is {@code null}.
+     * </p>
+     *
+     * @since 3.10
+     */
+    public static final boolean IS_JAVA_15 = getJavaVersionMatches("15");
+
     // Operating system checks
     // -----------------------------------------------------------------------
     // These MUST be declared after those above as they depend on the
diff --git a/src/test/java/org/apache/commons/lang3/SystemUtilsTest.java b/src/test/java/org/apache/commons/lang3/SystemUtilsTest.java
index c39ebd6..be5af2d 100644
--- a/src/test/java/org/apache/commons/lang3/SystemUtilsTest.java
+++ b/src/test/java/org/apache/commons/lang3/SystemUtilsTest.java
@@ -155,6 +155,8 @@
             assertFalse(SystemUtils.IS_JAVA_11);
             assertFalse(SystemUtils.IS_JAVA_12);
             assertFalse(SystemUtils.IS_JAVA_13);
+            assertFalse(SystemUtils.IS_JAVA_14);
+            assertFalse(SystemUtils.IS_JAVA_15);
         } else if (javaVersion.startsWith("1.8")) {
             assertFalse(SystemUtils.IS_JAVA_1_1);
             assertFalse(SystemUtils.IS_JAVA_1_2);
@@ -170,6 +172,8 @@
             assertFalse(SystemUtils.IS_JAVA_11);
             assertFalse(SystemUtils.IS_JAVA_12);
             assertFalse(SystemUtils.IS_JAVA_13);
+            assertFalse(SystemUtils.IS_JAVA_14);
+            assertFalse(SystemUtils.IS_JAVA_15);
         } else if (javaVersion.startsWith("9")) {
             assertFalse(SystemUtils.IS_JAVA_1_1);
             assertFalse(SystemUtils.IS_JAVA_1_2);
@@ -185,6 +189,8 @@
             assertFalse(SystemUtils.IS_JAVA_11);
             assertFalse(SystemUtils.IS_JAVA_12);
             assertFalse(SystemUtils.IS_JAVA_13);
+            assertFalse(SystemUtils.IS_JAVA_14);
+            assertFalse(SystemUtils.IS_JAVA_15);
         } else if (javaVersion.startsWith("10")) {
             assertFalse(SystemUtils.IS_JAVA_1_1);
             assertFalse(SystemUtils.IS_JAVA_1_2);
@@ -200,6 +206,8 @@
             assertFalse(SystemUtils.IS_JAVA_11);
             assertFalse(SystemUtils.IS_JAVA_12);
             assertFalse(SystemUtils.IS_JAVA_13);
+            assertFalse(SystemUtils.IS_JAVA_14);
+            assertFalse(SystemUtils.IS_JAVA_15);
         } else if (javaVersion.startsWith("11")) {
             assertFalse(SystemUtils.IS_JAVA_1_1);
             assertFalse(SystemUtils.IS_JAVA_1_2);
@@ -215,6 +223,8 @@
             assertTrue(SystemUtils.IS_JAVA_11);
             assertFalse(SystemUtils.IS_JAVA_12);
             assertFalse(SystemUtils.IS_JAVA_13);
+            assertFalse(SystemUtils.IS_JAVA_14);
+            assertFalse(SystemUtils.IS_JAVA_15);
         } else if (javaVersion.startsWith("12")) {
             assertFalse(SystemUtils.IS_JAVA_1_1);
             assertFalse(SystemUtils.IS_JAVA_1_2);
@@ -245,6 +255,42 @@
             assertFalse(SystemUtils.IS_JAVA_11);
             assertFalse(SystemUtils.IS_JAVA_12);
             assertTrue(SystemUtils.IS_JAVA_13);
+            assertFalse(SystemUtils.IS_JAVA_14);
+            assertFalse(SystemUtils.IS_JAVA_15);
+        } else if (javaVersion.startsWith("14")) {
+            assertFalse(SystemUtils.IS_JAVA_1_1);
+            assertFalse(SystemUtils.IS_JAVA_1_2);
+            assertFalse(SystemUtils.IS_JAVA_1_3);
+            assertFalse(SystemUtils.IS_JAVA_1_4);
+            assertFalse(SystemUtils.IS_JAVA_1_5);
+            assertFalse(SystemUtils.IS_JAVA_1_6);
+            assertFalse(SystemUtils.IS_JAVA_1_7);
+            assertFalse(SystemUtils.IS_JAVA_1_8);
+            assertFalse(SystemUtils.IS_JAVA_1_9);
+            assertFalse(SystemUtils.IS_JAVA_9);
+            assertFalse(SystemUtils.IS_JAVA_10);
+            assertFalse(SystemUtils.IS_JAVA_11);
+            assertFalse(SystemUtils.IS_JAVA_12);
+            assertFalse(SystemUtils.IS_JAVA_13);
+            assertTrue(SystemUtils.IS_JAVA_14);
+            assertFalse(SystemUtils.IS_JAVA_15);
+        } else if (javaVersion.startsWith("15")) {
+            assertFalse(SystemUtils.IS_JAVA_1_1);
+            assertFalse(SystemUtils.IS_JAVA_1_2);
+            assertFalse(SystemUtils.IS_JAVA_1_3);
+            assertFalse(SystemUtils.IS_JAVA_1_4);
+            assertFalse(SystemUtils.IS_JAVA_1_5);
+            assertFalse(SystemUtils.IS_JAVA_1_6);
+            assertFalse(SystemUtils.IS_JAVA_1_7);
+            assertFalse(SystemUtils.IS_JAVA_1_8);
+            assertFalse(SystemUtils.IS_JAVA_1_9);
+            assertFalse(SystemUtils.IS_JAVA_9);
+            assertFalse(SystemUtils.IS_JAVA_10);
+            assertFalse(SystemUtils.IS_JAVA_11);
+            assertFalse(SystemUtils.IS_JAVA_12);
+            assertFalse(SystemUtils.IS_JAVA_13);
+            assertFalse(SystemUtils.IS_JAVA_14);
+            assertTrue(SystemUtils.IS_JAVA_15);
         } else {
             System.out.println("Can't test IS_JAVA value: " + javaVersion);
         }