jdk 17 upgrade

Author: saurabhpro

.github/workflows/maven.yml

@@ -16,10 +16,10 @@ jobs:
 
     steps:
     - uses: actions/checkout@v2
-    - name: Set up JDK 16
+    - name: Set up JDK 17
       uses: actions/setup-java@v2
       with:
-        java-version: 16
+        java-version: 17
         distribution: 'adopt'
     - name: Build with Maven JavaCon
       run: mvn -B package --file JavaCon/pom.xml

JavaCon/Java14Updates/pom.xml

@@ -17,18 +17,10 @@
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
                 <configuration>
-                    <source>16</source>
-                    <target>16</target>
+                    <source>17</source>
+                    <target>17</target>
                     <encoding>UTF-8</encoding>
-                    <compilerArgs>--enable-preview</compilerArgs>
-                </configuration>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-compiler-plugin</artifactId>
-                <configuration>
-                    <source>16</source>
-                    <target>16</target>
+<!--                    <compilerArgs>&#45;&#45;enable-preview</compilerArgs>-->
                 </configuration>
             </plugin>
         </plugins>

JavaCon/Java16Updates/pom.xml renamed to JavaCon/Java17Updates/pom.xml

@@ -1,4 +1,4 @@
-package saurabh;
+package saurabh.j14;
 
 /**
  * Java 11 added the Descriptive NPE to array access NPE's
@@ -17,21 +17,21 @@ public static void main(String[] args) {
         /*
         >= Java 14
         Exception in thread "main" java.lang.NullPointerException: Cannot invoke "String.hashCode()" because "x" is null
-	        at saurabh.NPEGoodDescription.np(NPEGoodDescription.java:8)
-	        at saurabh.NPEGoodDescription.main(NPEGoodDescription.java:11)
+	        at saurabh.j14.NPEGoodDescription.np(NPEGoodDescription.java:8)
+	        at saurabh.j14.NPEGoodDescription.main(NPEGoodDescription.java:11)
 
 	     < Java 14
 	     Exception in thread "main" java.lang.NullPointerException
-	        at saurabh.NPEGoodDescription.np(MyClass.java:14)
-	        at saurabh.NPEGoodDescription.main(MyClass.java:9)
+	        at saurabh.j14.NPEGoodDescription.np(MyClass.java:14)
+	        at saurabh.j14.NPEGoodDescription.main(MyClass.java:9)
          */
 
         int[] a = new int[2];
         int res = a[3];
         /*
          >= Java 11
         Exception in thread "main" java.lang.ArrayIndexOutOfBoundsException: Index 3 out of bounds for length 2
-	        at saurabh.NPEGoodDescription.main(NPEGoodDescription.java:19)
+	        at saurabh.j14.NPEGoodDescription.main(NPEGoodDescription.java:19)
 
 	     < Java 11
 	    Exception in thread "main" java.lang.ArrayIndexOutOfBoundsException: 3

JavaCon/Java16Updates/readme.md renamed to JavaCon/Java17Updates/readme.md

@@ -1,4 +1,4 @@
-package saurabh;
+package saurabh.j14;
 
 public class SwitchExpressions_JEP354 {
 

JavaCon/Java14Updates/src/main/java/saurabh/NPEGoodDescription.java renamed to JavaCon/Java17Updates/src/main/java/saurabh/j14/NPEGoodDescription.java

@@ -1,4 +1,4 @@
-package saurabh;
+package saurabh.j16;
 
 public class PatternMatchInstance {
     public static void main(String[] args) {

JavaCon/Java14Updates/src/main/java/saurabh/SwitchExpressions_JEP354.java renamed to JavaCon/Java17Updates/src/main/java/saurabh/j14/SwitchExpressions_JEP354.java

@@ -1,4 +1,4 @@
-package saurabh;
+package saurabh.j16;
 
 record PointRecord(int latitude, int longitude) {
 }

JavaCon/Java16Updates/src/main/java/saurabh/PatternMatchInstance.java renamed to JavaCon/Java17Updates/src/main/java/saurabh/j16/PatternMatchInstance.java

@@ -1,4 +1,4 @@
-package saurabh;
+package saurabh.j16;
 
 /**
  * Sealed classes and interfaces restrict/limit,

JavaCon/Java16Updates/src/main/java/saurabh/Point.java renamed to JavaCon/Java17Updates/src/main/java/saurabh/j16/Point.java

@@ -1,4 +1,4 @@
-package saurabh;
+package saurabh.j16;
 
 public class TextBlocks {
     public static void main(String[] args) {