| /** |
| * @test |
| * @bug 6359397 |
| * @summary Test if FileOutputStream methods will check if the stream |
| * has been closed. |
| */ |
| |
| import java.io.*; |
| |
| public enum OpsAfterClose { |
| |
| WRITE { boolean check(FileOutputStream r) { |
| try { |
| r.write(1); |
| } catch (IOException io) { |
| System.out.print("Excep Msg: "+ io.getMessage() + ", "); |
| return true; |
| } |
| return false; |
| } }, |
| |
| WRITE_BUF { boolean check(FileOutputStream r) { |
| try { |
| byte buf[] = new byte[2]; |
| r.write(buf); |
| } catch (IOException io) { |
| System.out.print("Excep Msg: "+ io.getMessage() + ", "); |
| return true; |
| } |
| return false; |
| } }, |
| WRITE_BUF_OFF { boolean check(FileOutputStream r) { |
| try { |
| byte buf[] = new byte[2]; |
| int len = 1; |
| r.write(buf, 0, len); |
| } catch (IOException io) { |
| System.out.print("Excep Msg: "+ io.getMessage() + ", "); |
| return true; |
| } |
| return false; |
| } }, |
| GET_CHANNEL { boolean check(FileOutputStream r) { |
| r.getChannel(); |
| return true; |
| } }, |
| GET_FD { boolean check(FileOutputStream r) { |
| try { |
| r.getFD(); |
| return true; |
| } catch (IOException io) { |
| System.out.print("Excep Msg: "+ io.getMessage() + ", "); |
| return false; |
| } |
| } }, |
| CLOSE { boolean check(FileOutputStream r) { |
| try { |
| r.close(); |
| return true; // No Exceptin thrown on Windows |
| } catch (IOException io) { |
| System.out.print("Excep Msg: "+ io.getMessage() + ", "); |
| return true; // Exception thrown on solaris and linux |
| } |
| } }; |
| |
| abstract boolean check(FileOutputStream r); |
| |
| public static void main(String args[]) throws Exception { |
| |
| boolean failed = false; |
| |
| File f = new File(System.getProperty("test.dir", "."), |
| "f.txt"); |
| f.createNewFile(); |
| f.deleteOnExit(); |
| |
| FileOutputStream fis = new FileOutputStream(f); |
| if (testFileOutputStream(fis)) { |
| throw new Exception("Test failed for some of the operation{s}" + |
| " on FileOutputStream, check the messages"); |
| } |
| } |
| |
| private static boolean testFileOutputStream(FileOutputStream r) |
| throws Exception { |
| r.close(); |
| boolean failed = false; |
| boolean result; |
| System.out.println("Testing File:" + r); |
| for (OpsAfterClose op : OpsAfterClose.values()) { |
| result = op.check(r); |
| if (!result) { |
| failed = true; |
| } |
| System.out.println(op + ":" + result); |
| } |
| if (failed) { |
| System.out.println("Test failed for the failed operation{s}" + |
| " above for the FileOutputStream:" + r); |
| } |
| return failed; |
| } |
| } |