import java.util.Base64; public class Base64Test { public static void main(String[] args) { String originalData = "Hello, World!"; byte[] originalBytes = originalData.getBytes(); Base64.Encoder encoder = Base64.getEncoder(); String encodedString = encoder.encodeToString(originalBytes); System.out.println("Encoded String: " + encodedString); } } Encoded String: SGVsbG8sIFdvcmxkIQ== import java.util.Base64; public class Base64Test { public static void main(String[] args) { String encodedString = "SGVsbG8sIFdvcmxkIQ=="; Base64.Decoder decoder = Base64.getDecoder(); byte[] decodedBytes = decoder.decode(encodedString); String decodedString = new String(decodedBytes); System.out.println("Decoded String: " + decodedString); } } Decoded String: Hello, World!


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