What are the new features in JDK15
What are the new features in JDK15
Some of the interesting new features in JDK15 are as follows:
Sealed Class
Sealed Interfaces
Text Blocks
Records
Hidden Classes
Sealed Class
https://www.testingdocs.com/questions/what-are-sealed-classes-in-java/
Sealed Interface
https://www.testingdocs.com/questions/what-is-a-sealed-interface-in-java/
Text Blocks
Textblocks are designed to support multi-line strings in the Java code. Text block begins with three double quotes and newline.
package jdk15;
//www.TestingDocs.com
public class TextBlockDemo {
public static void main(String... args) {
//text block begins with three double quotes and newline
String str = """
Hello
Text
Blocks
""";
System.out.println(str);
String helloStr = """Hello World """; //ERROR
String helloStr1 = """Hello
World
"""; //ERROR
}
}
