how to convert string to byte array in java code example

Example 1: go string to byte array

b := []byte("ABC€")
s := string([]byte{65, 66, 67, 226, 130, 172})

Example 2: convert string to byte java

String example = "Convert Java String";
  byte[] bytes = example.getBytes();

Example 3: String by byte array in java

String str = "Example String";
 byte[] b = str.getBytes();