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Add SystemUtils.IS_JAVA_20

This commit is contained in:
Gary Gregory 2023-04-01 11:53:21 -04:00
parent 18e772ca54
commit fee35ddc14
3 changed files with 49 additions and 0 deletions
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1
src/changes/changes.xml
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@ -178,6 +178,7 @@ The <action> type attribute can be add,update,fix,remove.
<action type="add" dev="ggregory" due-to="Gary Gregory">Add SystemUtils.IS_JAVA_17.</action>
<action type="add" dev="ggregory" due-to="Gary Gregory">Add SystemUtils.IS_JAVA_18.</action>
<action type="add" dev="ggregory" due-to="Gary Gregory">Add SystemUtils.IS_JAVA_19.</action>
<action type="add" dev="ggregory" due-to="Gary Gregory">Add SystemUtils.IS_JAVA_20.</action>
<action issue="LANG-1627" type="add" dev="ggregory" due-to="Alberto Scotto, Avijit Chakraborty, Steve Bosman, Bruno P. Kinoshita, Gary Gregory">Add ArrayUtils.oneHot().</action>
<action issue="LANG-1662" type="add" dev="ggregory" due-to="Daniel Augusto Veronezi Salvador, Gary Gregory, Bruno P. Kinoshita">Let ReflectionToStringBuilder only reflect given field names #849.</action>
<action type="add" dev="ggregory" due-to="Gary Gregory">Add Streams.of(Enumeration&lt;E&gt;).</action>

13
src/main/java/org/apache/commons/lang3/SystemUtils.java
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@ -1084,6 +1084,19 @@ public class SystemUtils {
*/
public static final boolean IS_JAVA_19 = getJavaVersionMatches("19");
/**
* Is {@code true} if this is Java version 20 (also 20.x versions).
* <p>
* The field will return {@code false} if {@link #JAVA_VERSION} is {@code null}.
* </p>
* <p>
* This value is initialized when the class is loaded.
* </p>
*
* @since 3.13.0
*/
public static final boolean IS_JAVA_20 = getJavaVersionMatches("20");
// Operating system checks
// -----------------------------------------------------------------------
// These MUST be declared after those above as they depend on the

35
src/test/java/org/apache/commons/lang3/SystemUtilsTest.java
View File

@ -77,6 +77,7 @@ public class SystemUtilsTest extends AbstractLangTest {
assertFalse(SystemUtils.IS_JAVA_17);
assertFalse(SystemUtils.IS_JAVA_18);
assertFalse(SystemUtils.IS_JAVA_19);
assertFalse(SystemUtils.IS_JAVA_20);
} else if (javaVersion.startsWith("1.8")) {
assertFalse(SystemUtils.IS_JAVA_1_1);
assertFalse(SystemUtils.IS_JAVA_1_2);
@ -98,6 +99,7 @@ public class SystemUtilsTest extends AbstractLangTest {
assertFalse(SystemUtils.IS_JAVA_17);
assertFalse(SystemUtils.IS_JAVA_18);
assertFalse(SystemUtils.IS_JAVA_19);
assertFalse(SystemUtils.IS_JAVA_20);
} else if (javaVersion.startsWith("9")) {
assertFalse(SystemUtils.IS_JAVA_1_1);
assertFalse(SystemUtils.IS_JAVA_1_2);
@ -119,6 +121,7 @@ public class SystemUtilsTest extends AbstractLangTest {
assertFalse(SystemUtils.IS_JAVA_17);
assertFalse(SystemUtils.IS_JAVA_18);
assertFalse(SystemUtils.IS_JAVA_19);
assertFalse(SystemUtils.IS_JAVA_20);
} else if (javaVersion.startsWith("10")) {
assertFalse(SystemUtils.IS_JAVA_1_1);
assertFalse(SystemUtils.IS_JAVA_1_2);
@ -140,6 +143,7 @@ public class SystemUtilsTest extends AbstractLangTest {
assertFalse(SystemUtils.IS_JAVA_17);
assertFalse(SystemUtils.IS_JAVA_18);
assertFalse(SystemUtils.IS_JAVA_19);
assertFalse(SystemUtils.IS_JAVA_20);
} else if (javaVersion.startsWith("11")) {
assertFalse(SystemUtils.IS_JAVA_1_1);
assertFalse(SystemUtils.IS_JAVA_1_2);
@ -161,6 +165,7 @@ public class SystemUtilsTest extends AbstractLangTest {
assertFalse(SystemUtils.IS_JAVA_17);
assertFalse(SystemUtils.IS_JAVA_18);
assertFalse(SystemUtils.IS_JAVA_19);
assertFalse(SystemUtils.IS_JAVA_20);
} else if (javaVersion.startsWith("12")) {
assertFalse(SystemUtils.IS_JAVA_1_1);
assertFalse(SystemUtils.IS_JAVA_1_2);
@ -182,6 +187,7 @@ public class SystemUtilsTest extends AbstractLangTest {
assertFalse(SystemUtils.IS_JAVA_17);
assertFalse(SystemUtils.IS_JAVA_18);
assertFalse(SystemUtils.IS_JAVA_19);
assertFalse(SystemUtils.IS_JAVA_20);
} else if (javaVersion.startsWith("13")) {
assertFalse(SystemUtils.IS_JAVA_1_1);
assertFalse(SystemUtils.IS_JAVA_1_2);
@ -203,6 +209,7 @@ public class SystemUtilsTest extends AbstractLangTest {
assertFalse(SystemUtils.IS_JAVA_17);
assertFalse(SystemUtils.IS_JAVA_18);
assertFalse(SystemUtils.IS_JAVA_19);
assertFalse(SystemUtils.IS_JAVA_20);
} else if (javaVersion.startsWith("14")) {
assertFalse(SystemUtils.IS_JAVA_1_1);
assertFalse(SystemUtils.IS_JAVA_1_2);
@ -224,6 +231,7 @@ public class SystemUtilsTest extends AbstractLangTest {
assertFalse(SystemUtils.IS_JAVA_17);
assertFalse(SystemUtils.IS_JAVA_18);
assertFalse(SystemUtils.IS_JAVA_19);
assertFalse(SystemUtils.IS_JAVA_20);
} else if (javaVersion.startsWith("15")) {
assertFalse(SystemUtils.IS_JAVA_1_1);
assertFalse(SystemUtils.IS_JAVA_1_2);
@ -245,6 +253,7 @@ public class SystemUtilsTest extends AbstractLangTest {
assertFalse(SystemUtils.IS_JAVA_17);
assertFalse(SystemUtils.IS_JAVA_18);
assertFalse(SystemUtils.IS_JAVA_19);
assertFalse(SystemUtils.IS_JAVA_20);
} else if (javaVersion.startsWith("16")) {
assertFalse(SystemUtils.IS_JAVA_1_1);
assertFalse(SystemUtils.IS_JAVA_1_2);
@ -266,6 +275,7 @@ public class SystemUtilsTest extends AbstractLangTest {
assertFalse(SystemUtils.IS_JAVA_17);
assertFalse(SystemUtils.IS_JAVA_18);
assertFalse(SystemUtils.IS_JAVA_19);
assertFalse(SystemUtils.IS_JAVA_20);
} else if (javaVersion.startsWith("17")) {
assertFalse(SystemUtils.IS_JAVA_1_1);
assertFalse(SystemUtils.IS_JAVA_1_2);
@ -287,6 +297,7 @@ public class SystemUtilsTest extends AbstractLangTest {
assertTrue(SystemUtils.IS_JAVA_17);
assertFalse(SystemUtils.IS_JAVA_18);
assertFalse(SystemUtils.IS_JAVA_19);
assertFalse(SystemUtils.IS_JAVA_20);
} else if (javaVersion.startsWith("18")) {
assertFalse(SystemUtils.IS_JAVA_1_1);
assertFalse(SystemUtils.IS_JAVA_1_2);
@ -308,6 +319,7 @@ public class SystemUtilsTest extends AbstractLangTest {
assertFalse(SystemUtils.IS_JAVA_17);
assertTrue(SystemUtils.IS_JAVA_18);
assertFalse(SystemUtils.IS_JAVA_19);
assertFalse(SystemUtils.IS_JAVA_20);
} else if (javaVersion.startsWith("19")) {
assertFalse(SystemUtils.IS_JAVA_1_1);
assertFalse(SystemUtils.IS_JAVA_1_2);
@ -329,6 +341,29 @@ public class SystemUtilsTest extends AbstractLangTest {
assertFalse(SystemUtils.IS_JAVA_17);
assertFalse(SystemUtils.IS_JAVA_18);
assertTrue(SystemUtils.IS_JAVA_19);
assertFalse(SystemUtils.IS_JAVA_20);
} else if (javaVersion.startsWith("20")) {
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);
assertFalse(SystemUtils.IS_JAVA_15);
assertFalse(SystemUtils.IS_JAVA_16);
assertFalse(SystemUtils.IS_JAVA_17);
assertFalse(SystemUtils.IS_JAVA_18);
assertFalse(SystemUtils.IS_JAVA_19);
assertTrue(SystemUtils.IS_JAVA_20);
} else {
System.out.println("Can't test IS_JAVA value: " + javaVersion);
}