Java - Upgraded Java to JDK 20; added Initial support for light-weight test cases

tests/run-test-suite.sh

@@ -0,0 +1,15 @@
+#!/bin/bash
+# Author   : Gaston Gonzalez
+# Date     : 3 November 2024
+# Purpose  : Post installation validation script
+
+PATH=.:$PATH
+
+ls test-*.sh | while read test_case; do
+  eval ${test_case}
+  if [[ $? -eq 0 ]]; then
+    printf "%20s %s\n" "${test_case}" "[PASSED]"
+  else
+    printf "%20s %s\n" "${test_case}" "[FAILED]"
+  fi
+done

tests/test-java.sh

@@ -0,0 +1,8 @@
+#!/bin/bash
+# Author   : Gaston Gonzalez
+# Date     : 3 November 2024
+# Purpose  : Test Java installation
+
+# We need to redirect stderr to stdout otherwise grep will not match.
+JAVA_OUT=$(java -version 2>&1 | grep 20.0.1)
+exit $?