Examples with SimpleDateFormat java.text.SimpleDateFormat used on opensource projects

Example 51 with SimpleDateFormat

use of java.text.SimpleDateFormat in project tomcat by apache.

the class ConcurrentDateFormat method format.

public String format(Date date) {
    SimpleDateFormat sdf = queue.poll();
    if (sdf == null) {
        sdf = createInstance();
    }
    String result = sdf.format(date);
    queue.add(sdf);
    return result;
}

Example 52 with SimpleDateFormat

use of java.text.SimpleDateFormat in project tomcat by apache.

the class TestDateFormatCache method testBug54044.

// Note that there is a similar test:
// org.apache.catalina.valves.TestAccessLogValve.testBug54044()
@Test
public void testBug54044() throws Exception {
    final String timeFormat = "dd-MMM-yyyy HH:mm:ss";
    final int cacheSize = 10;
    SimpleDateFormat sdf = new SimpleDateFormat(timeFormat, Locale.US);
    sdf.setTimeZone(TimeZone.getDefault());
    DateFormatCache dfc = new DateFormatCache(cacheSize, timeFormat, null);
    // Get dfc.cache.cache field
    Object dfcCache;
    Field dfcCacheArray;
    Field dfcCacheField = dfc.getClass().getDeclaredField("cache");
    dfcCacheField.setAccessible(true);
    dfcCache = dfcCacheField.get(dfc);
    dfcCacheArray = dfcCache.getClass().getDeclaredField("cache");
    dfcCacheArray.setAccessible(true);
    // Create an array to hold the expected values
    String[] expected = new String[cacheSize];
    // Fill the cache & populate the expected values
    for (int secs = 0; secs < (cacheSize); secs++) {
        dfc.getFormat(secs * 1000);
        expected[secs] = generateExpected(sdf, secs);
    }
    Assert.assertArrayEquals(expected, (String[]) dfcCacheArray.get(dfcCache));
    // Cause the cache to roll-around by one and then confirm
    dfc.getFormat(cacheSize * 1000);
    expected[0] = generateExpected(sdf, cacheSize);
    Assert.assertArrayEquals(expected, (String[]) dfcCacheArray.get(dfcCache));
    // Jump 2 ahead and then confirm (skipped value should be null)
    dfc.getFormat((cacheSize + 2) * 1000);
    expected[1] = null;
    expected[2] = generateExpected(sdf, cacheSize + 2);
    Assert.assertArrayEquals(expected, (String[]) dfcCacheArray.get(dfcCache));
    // Back 1 to fill in the gap
    dfc.getFormat((cacheSize + 1) * 1000);
    expected[1] = generateExpected(sdf, cacheSize + 1);
    Assert.assertArrayEquals(expected, (String[]) dfcCacheArray.get(dfcCache));
    // Return to 1 and confirm skipped value is null
    dfc.getFormat(1 * 1000);
    expected[1] = generateExpected(sdf, 1);
    expected[2] = null;
    Assert.assertArrayEquals(expected, (String[]) dfcCacheArray.get(dfcCache));
    // Go back one further
    dfc.getFormat(0);
    expected[0] = generateExpected(sdf, 0);
    Assert.assertArrayEquals(expected, (String[]) dfcCacheArray.get(dfcCache));
    // Jump ahead far enough that the entire cache will need to be cleared
    dfc.getFormat(42 * 1000);
    for (int i = 0; i < cacheSize; i++) {
        expected[i] = null;
    }
    expected[0] = generateExpected(sdf, 42);
    Assert.assertArrayEquals(expected, (String[]) dfcCacheArray.get(dfcCache));
}

Example 53 with SimpleDateFormat

use of java.text.SimpleDateFormat in project tomcat by apache.

the class Async0 method service.

@Override
protected void service(final HttpServletRequest req, final HttpServletResponse resp) throws ServletException, IOException {
    if (Boolean.TRUE.equals(req.getAttribute("dispatch"))) {
        log.info("Received dispatch, completing on the worker thread.");
        log.info("After complete called started:" + req.isAsyncStarted());
        Date date = new Date(System.currentTimeMillis());
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss Z");
        resp.getWriter().write("Async dispatch worked: " + sdf.format(date) + "\n");
    } else {
        resp.setContentType("text/plain");
        final AsyncContext actx = req.startAsync();
        actx.setTimeout(Long.MAX_VALUE);
        Runnable run = new Runnable() {

            @Override
            public void run() {
                try {
                    req.setAttribute("dispatch", Boolean.TRUE);
                    Thread.currentThread().setName("Async0-Thread");
                    log.info("Putting AsyncThread to sleep");
                    Thread.sleep(2 * 1000);
                    log.info("Dispatching");
                    actx.dispatch();
                } catch (InterruptedException x) {
                    log.error("Async1", x);
                } catch (IllegalStateException x) {
                    log.error("Async1", x);
                }
            }
        };
        Thread t = new Thread(run);
        t.start();
    }
}

Example 54 with SimpleDateFormat

use of java.text.SimpleDateFormat in project zookeeper by apache.

the class Log4JSource method init.

private void init() throws IOException {
    File f = new File(file);
    RandomAccessFileReader in = new RandomAccessFileReader(f);
    SimpleDateFormat dateformat = new SimpleDateFormat(DATE_FORMAT);
    Pattern idp = Pattern.compile("\\[myid:(\\d+)\\]");
    long lastFp = in.getPosition();
    String line = in.readLine();
    Matcher m = null;
    // if we have read data from the file, and it matchs the timep pattern
    if ((line != null) && (m = timep.matcher(line)).lookingAt()) {
        starttime = timestampFromText(dateformat, m.group(1));
    } else {
        throw new IOException("Invalid log4j format. First line doesn't start with time");
    }
    /*
	  Count number of log entries. Any line starting with a timestamp counts as an entry
	*/
    String lastentry = line;
    try {
        while (line != null) {
            m = timep.matcher(line);
            if (m.lookingAt()) {
                if (size % skipN == 0) {
                    long time = timestampFromText(dateformat, m.group(1));
                    skiplist.addMark(time, lastFp, size);
                }
                size++;
                lastentry = line;
            }
            if (serverid == 0 && (m = idp.matcher(line)).find()) {
                serverid = Integer.valueOf(m.group(1));
            }
            lastFp = in.getPosition();
            line = in.readLine();
        }
    } catch (EOFException eof) {
    // ignore, simply end of file, though really (line!=null) should have caught this
    } finally {
        in.close();
    }
    m = timep.matcher(lastentry);
    if (m.lookingAt()) {
        endtime = timestampFromText(dateformat, m.group(1));
    } else {
        throw new IOException("Invalid log4j format. Last line doesn't start with time");
    }
}

Example 55 with SimpleDateFormat

use of java.text.SimpleDateFormat in project TakePhoto by crazycodeboy.

the class TUriParse method getTempUri.

/**
     * 获取一个临时的Uri, 文件名随机生成
     * @param context
     * @return
     */
public static Uri getTempUri(Context context) {
    String timeStamp = new SimpleDateFormat("yyyyMMdd_HHmmss", Locale.getDefault()).format(new Date());
    File file = new File(Environment.getExternalStorageDirectory(), "/images/" + timeStamp + ".jpg");
    if (!file.getParentFile().exists())
        file.getParentFile().mkdirs();
    return getUriForFile(context, file);
}