Java Examples - Set File Read-Only

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The following example demonstrates using the File class's file.setReadOnly() and file.canWrite() methods to set a file to read-only:

Main.java file

import java.io.File; public class Main { public static void main(String[] args) { File file = new File("C:/java.txt"); System.out.println(file.setReadOnly()); System.out.println(file.canWrite()); } }

The output of running the above code is:

true
false

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