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How to check a file is write-able or not in java
Posted on: April 12, 2010 at 12:00 AM
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This tutorial demonstrate that how to rectify a file tha have write permission or not.

Description:

This example demonstrate how to check a file have write permission or not at a specified path.  The method canWrite() of the File class check for its write property of a file. As in the file path we see '\' (backslash) that is used to denote file separation but here in this example File.separator is used.  

Code:

import java.io.File;

public class CheckFileCanWrite {
  public static void main(String[] a) {
    File findFile = new File("C:" + File.separator + "java-tutorial"
        + File.separator + "Test" + File.separator +
        
"anyfile.txt");
    System.out.println(findFile.canWrite());
  }
}

Output:

The output of this example is either true or false depends on the file have write property at the specified path that is set in the program above.

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Posted on: April 12, 2010

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