Write the following method that returns true if string str$1$ is a prefix for string s$.$ public static Boolean isPrefix$($String s$,$ String str$1)$ Write a test program $($main method$)$ that prompts the user to enter string s and str$1,$ and displays whether str$1$ is a prefix for s$.$ Note: For this problem, arrays or lists are not to be used. Here is sample: Enter string s: Java Programming Enter prefix string: Java Java is a prefix for Java Programming Enter string s: Java Programming Enter prefix string: java java is not a prefix for Java Programming