package obligation;
   
   import java.io.FileInputStream;
   import java.io.IOException;
   import java.io.InputStream;
   
   import javax.annotation.WillClose;
   
   import edu.umd.cs.findbugs.annotations.NoWarning;
  
  /**
   * Test to see if WillClose annotations are understood.
   */
  public class UsesWillCloseAnnotation {
  	@NoWarning("OBL")
  	public void ok(String filename) throws IOException {
  		InputStream in = new FileInputStream(filename);
  		try {
  			int c;
  			c = in.read();
  			System.out.println(c);
  		} finally {
  			cleanup(in);
  		}
  	}
  	
  	
  	public void cleanup(@WillClose InputStream in) {
  		try {
  			in.close();
  		} catch (IOException e) {
  			// ignore
  		}
  	}
  }