Examples of org.apache.zookeeper.common.AtomicFileOutputStream.abort()

Class org.apache.zookeeper.common.AtomicFileOutputStream

Examples of org.apache.zookeeper.common.AtomicFileOutputStream.abort()

org.apache.zookeeper.common.AtomicFileOutputStream.abort()
Close the atomic file, but do not "commit" the temporary file on top of the destination. This should be used if there is a failure in writing.

        } catch (IOException e) {
            LOG.error("Failed to write new file " + file, e);
            // worst case here the tmp file/resources(fd) are not cleaned up
            //   and the caller will be notified (IOException)
            aborted = true;
            out.abort();
            throw e;
        } finally {
            if (!aborted) {
                // if the close operation (rename) fails we'll get notified.
                // worst case the tmp file may still exist

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            bw.flush();
            out.flush();
            out.close();
        } catch (IOException e) {
            LOG.error("Failed to write new file " + file, e);
            out.abort();
            throw e;
        }
    }


    /**

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     */
    @Test
    public void testAbortNewFile() throws IOException {
        AtomicFileOutputStream fos = new AtomicFileOutputStream(dstFile);


        fos.abort();


        assertEquals(0, testDir.list().length);
    }


    /**

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    public void testAbortNewFileAfterFlush() throws IOException {
        AtomicFileOutputStream fos = new AtomicFileOutputStream(dstFile);
        fos.write(TEST_STRING.getBytes());
        fos.flush();


        fos.abort();


        assertEquals(0, testDir.list().length);
    }


    /**

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        fos1.write(TEST_STRING.getBytes());
        fos1.close();


        AtomicFileOutputStream fos2 = new AtomicFileOutputStream(dstFile);


        fos2.abort();


        // Should not have touched original file
        assertEquals(TEST_STRING, ClientBase.readFile(dstFile));
        assertEquals(1, testDir.list().length);
    }

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        AtomicFileOutputStream fos2 = new AtomicFileOutputStream(dstFile);
        fos2.write(TEST_STRING_2.getBytes());
        fos2.flush();


        fos2.abort();


        // Should not have touched original file
        assertEquals(TEST_STRING, ClientBase.readFile(dstFile));
        assertEquals(1, testDir.list().length);
    }

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        } catch (IOException e) {
            LOG.error("Failed to write new file " + file, e);
            // worst case here the tmp file/resources(fd) are not cleaned up
            //   and the caller will be notified (IOException)
            aborted = true;
            out.abort();
            throw e;
        } finally {
            if (!aborted) {
                // if the close operation (rename) fails we'll get notified.
                // worst case the tmp file may still exist

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