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public void readSensitiveFile() {
  try {
    SecurityManager sm = System.getSecurityManager();
    if(sm != null) {  // Check if file can be read
      sm.checkRead(""/temp/tempFile"");
    } 
    // Access the file
  } catch (SecurityException se) { 
    // Log exception  
  }
}

public final void readSensitiveFile() {
  try {
    SecurityManager sm = System.getSecurityManager();
    if(sm != null) {  // check if file can be read
      sm.checkRead(""/temp/tempFile"");
    } 
    // Access the file
  } catch (SecurityException se) { 
    // Log exception 
  }
}

private void readSensitiveFile() {
  try {
    SecurityManager sm = System.getSecurityManager();
    if(sm != null) {  // check if file can be read
      sm.checkRead(""/temp/tempFile"");
    } 
    // Access the file
  } catch (SecurityException se) { 
    // Log exception 
  }
}