java-new-features/TextBlock.java at main · akakadep4/java-new-features · GitHub

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import java.io.File;
import java.io.IOException;

public class TextBlock {
    public static void main(String[] args){

        String config = """
        {
            "username": "admin",
            "password": "SuperSecret123"
        }
        """;
        // JD.VNU and SV.PASSWD.HC / SV.PASSWD.PLAIN

        System.out.println("--------------------------------------");

        String userProvidedName = "report";
        String pathTpl = """
            /data/user/%s.txt
            """.formatted(userProvidedName);
        File f = new File(pathTpl);

        System.out.println("--------------------------------------");

        var textBlock = """
                <person>
                    <firstName>Bimal</firstName>
                    <lastName>Vasan</lastName>
                    <age>35</age>
                </person>
                """.trim().toUpperCase();

        System.out.println(textBlock);

        System.out.println("--------------------------------------");

        String json = """
            {
                "id": 101,
                "name": "Bob",
                "skills": ["Java", "Python", "SQL"]
            }
            """;

        System.out.println(json);

        System.out.println("--------------------------------------");

        String special = """
            First line
            Second line\nThird line (with \\n)
            He said: \"Java is cool!\"
            """;

        System.out.println(special);

        System.out.println("--------------------------------------");

        String html = """
                <html>
                    <body>
                        <p>Hello World.</p>
                    </body>
                </html>
        """;

        System.out.println(html);

        System.out.println("--------------------------------------");

        String tricky = """
            This is a triple quote: \"\"\"
            And it's inside a text block!
        """;

        System.out.println(tricky);

        System.out.println("--------------------------------------");

        String name = "Bob";
        String message = """
            Dear %s,
            Your subscription will expire soon.
        """.formatted(name);

        System.out.println(message);

        System.out.println("--------------------------------------");

        // String invalidSingleLineBlock = """This is a single line text block which is invalid.""";
        // System.out.println(invalidSingleLineBlock);

        // System.out.println("--------------------------------------");

        // String invalidBlock = """ This text block is invalid.
        // """;
        // System.out.println(invalidBlock);

        // System.out.println("--------------------------------------");

        String escape = """
        Before " "
        Then "" and finally \"""
        """;

        System.out.println(escape);

        System.out.println("--------------------------------------");

        String dir = "temp";
        String cmd = """
            cp /home/uploads/%s/var/data/
            """.formatted(dir);
        try {
            Runtime.getRuntime().exec(cmd);
            System.out.println("Command executed: " + cmd);
        } catch (IOException e) {
            // e.printStackTrace();
        }

        System.out.println("--------------------------------------");

    }
}