Example usage for java.util.regex Pattern MULTILINE

Introduction

In this page you can find the example usage for java.util.regex Pattern MULTILINE.

Prototype

int MULTILINE

To view the source code for java.util.regex Pattern MULTILINE.

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Document

Enables multiline mode.

Usage

From source file:org.goko.core.rs274ngcv3.parser.GCodeLexer.java

/**
 * Constructor/*from  w w  w.  j  av  a2s . c  om*/
 */
public GCodeLexer() {
    multilineCommentPattern = Pattern.compile(GCodeTokenType.MULTILINE_COMMENT.getPattern(),
            Pattern.MULTILINE | Pattern.DOTALL);
    simpleCommentPattern = Pattern.compile(GCodeTokenType.SIMPLE_COMMENT.getPattern());
    lineNumberPattern = Pattern.compile(GCodeTokenType.LINE_NUMBER.getPattern());
    wordPattern = Pattern.compile(GCodeTokenType.WORD.getPattern());
    spacePattern = Pattern.compile("^[ ]+");
}

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From source file:org.apache.hadoop.hive.ql.exec.mr.Throttle.java

/**
 * Fetch http://tracker.om:/gc.jsp?threshold=period.
 *///from   w ww .  j a  v a  2 s  . co m
public static void checkJobTracker(JobConf conf, Log LOG) {

    try {
        byte[] buffer = new byte[1024];
        int threshold = conf.getInt("mapred.throttle.threshold.percent", DEFAULT_MEMORY_GC_PERCENT);
        int retry = conf.getInt("mapred.throttle.retry.period", DEFAULT_RETRY_PERIOD);

        // If the threshold is 100 percent, then there is no throttling
        if (threshold == 100) {
            return;
        }

        // This is the Job Tracker URL
        String tracker = JobTrackerURLResolver.getURL(conf) + "/gc.jsp?threshold=" + threshold;

        while (true) {
            // read in the first 1K characters from the URL
            URL url = new URL(tracker);
            LOG.debug("Throttle: URL " + tracker);
            InputStream in = null;
            try {
                in = url.openStream();
                in.read(buffer);
                in.close();
                in = null;
            } finally {
                IOUtils.closeStream(in);
            }
            String fetchString = new String(buffer);

            // fetch the xml tag <dogc>xxx</dogc>
            Pattern dowait = Pattern.compile("<dogc>",
                    Pattern.CASE_INSENSITIVE | Pattern.DOTALL | Pattern.MULTILINE);
            String[] results = dowait.split(fetchString);
            if (results.length != 2) {
                throw new IOException(
                        "Throttle: Unable to parse response of URL " + url + ". Get retuned " + fetchString);
            }
            dowait = Pattern.compile("</dogc>", Pattern.CASE_INSENSITIVE | Pattern.DOTALL | Pattern.MULTILINE);
            results = dowait.split(results[1]);
            if (results.length < 1) {
                throw new IOException(
                        "Throttle: Unable to parse response of URL " + url + ". Get retuned " + fetchString);
            }

            // if the jobtracker signalled that the threshold is not exceeded,
            // then we return immediately.
            if (results[0].trim().compareToIgnoreCase("false") == 0) {
                return;
            }

            // The JobTracker has exceeded its threshold and is doing a GC.
            // The client has to wait and retry.
            LOG.warn("Job is being throttled because of resource crunch on the " + "JobTracker. Will retry in "
                    + retry + " seconds..");
            Thread.sleep(retry * 1000L);
        }
    } catch (Exception e) {
        LOG.warn("Job is not being throttled. " + e);
    }
}

---

From source file:com.redhat.lightblue.eval.RegexEvaluator.java

/**
 * Constructs evaluator for {field op value} style comparison
 *
 * @param expr The expression//from   w  ww  .  j  ava 2s.c  om
 * @param md Entity metadata
 * @param context The path relative to which the expression will be
 * evaluated
 */
public RegexEvaluator(RegexMatchExpression expr, FieldTreeNode context) {
    this.relativePath = expr.getField();
    fieldMd = context.resolve(relativePath);
    if (fieldMd == null) {
        throw new EvaluationError(expr, CrudConstants.ERR_FIELD_NOT_THERE + relativePath);
    }
    int flags = 0;
    if (expr.isCaseInsensitive()) {
        flags |= Pattern.CASE_INSENSITIVE;
    }
    if (expr.isMultiline()) {
        flags |= Pattern.MULTILINE;
    }
    if (expr.isExtended()) {
        flags |= Pattern.COMMENTS;
    }
    if (expr.isDotAll()) {
        flags |= Pattern.DOTALL;
    }
    regex = Pattern.compile(expr.getRegex(), flags);
    LOGGER.debug("ctor {} {}", relativePath, regex);
}

---

From source file:com.aurel.track.fieldType.runtime.matchers.run.StringMatcherRT.java

private void setPattern(String searchText) throws PatternSyntaxException {
    pattern = Pattern.compile(searchText, Pattern.CASE_INSENSITIVE | Pattern.MULTILINE);
}

---

From source file:com.norconex.importer.ImporterTest.java

@Before
public void setUp() throws Exception {
    ImporterConfig config = new ImporterConfig();
    config.setPostParseHandlers(new IDocumentTransformer[] { new IDocumentTransformer() {
        @Override/* ww w .  j ava  2 s. co  m*/
        public void transformDocument(String reference, InputStream input, OutputStream output,
                ImporterMetadata metadata, boolean parsed) throws ImporterHandlerException {
            try {
                // Clean up what we know is extra noise for a given format
                Pattern pattern = Pattern.compile("[^a-zA-Z ]", Pattern.MULTILINE);
                String txt = IOUtils.toString(input);
                txt = pattern.matcher(txt).replaceAll("");
                txt = txt.replaceAll("DowntheRabbitHole", "");
                txt = StringUtils.replace(txt, " ", "");
                txt = StringUtils.replace(txt, "httppdfreebooksorg", "");
                IOUtils.write(txt, output);
            } catch (IOException e) {
                throw new ImporterHandlerException(e);
            }
        }
    } });
    importer = new Importer(config);
}

---

From source file:com.yahoo.flowetl.core.util.RegexUtil.java

/**
 * Gets the pattern for the given string by providing the rules to do
 * extraction./*from  www. j  a v a 2  s  . c o  m*/
 * 
 * This is similar to how php does regex to match you provide in the format
 * /REGEX/options where options currently are "i" for case insensitive and
 * "u" for unicode and "m" for multiline and "s" for dotall and the value
 * inside the // is the regex to use
 * 
 * @param str
 *            the string to parsed the pattern out of
 * 
 * @param cache
 *            whether to cache the compiled pattern
 * 
 * @return the pattern
 * 
 * @throws PatternSyntaxException
 * 
 *             the pattern syntax exception if it has wrong syntax
 */
public static Pattern getPattern(String str, boolean cache) throws PatternSyntaxException {
    if (str == null) {
        return null;
    }
    // see if we made it before...
    Pattern p = compiledPats.get(str);
    if (p != null) {
        return p;
    }
    Matcher mat = patExtractor.matcher(str);
    if (mat.matches() == false) {
        throw new PatternSyntaxException("Invalid syntax provided", str, -1);
    }
    String regex = mat.group(1);
    String opts = mat.group(2);
    int optsVal = 0;
    if (StringUtils.contains(opts, "i")) {
        optsVal |= Pattern.CASE_INSENSITIVE;
    }
    if (StringUtils.contains(opts, "u")) {
        optsVal |= Pattern.UNICODE_CASE;
    }
    if (StringUtils.contains(opts, "m")) {
        optsVal |= Pattern.MULTILINE;
    }
    if (StringUtils.contains(opts, "s")) {
        optsVal |= Pattern.DOTALL;
    }
    // compile and store it
    p = Pattern.compile(regex, optsVal);
    if (cache) {
        compiledPats.put(str, p);
    }
    return p;
}

---

From source file:org.goko.core.gcode.rs274ngcv3.parser.GCodeLexer.java

/**
 * Constructor//from w  ww . j av a  2  s. c  om
 */
public GCodeLexer() {
    multilineCommentPattern = Pattern.compile(GCodeTokenType.MULTILINE_COMMENT.getPattern(),
            Pattern.MULTILINE | Pattern.DOTALL);
    simpleCommentPattern = Pattern.compile(GCodeTokenType.SIMPLE_COMMENT.getPattern());
    lineNumberPattern = Pattern.compile(GCodeTokenType.LINE_NUMBER.getPattern());
    wordPattern = Pattern.compile(GCodeTokenType.WORD.getPattern());
    spacePattern = Pattern.compile("^[ ]+");
    percentPattern = Pattern.compile(GCodeTokenType.PERCENT.getPattern());
}

---

From source file:org.kalypsodeegree_impl.io.sax.test.SaxParserTestUtils.java

private static void assertContentEquals(final String expected, final String actual) {
    final Pattern whitespacePattern = Pattern.compile("\\s", Pattern.MULTILINE);

    final String actualCleaned = whitespacePattern.matcher(actual).replaceAll("");
    final String expectedCleaned = whitespacePattern.matcher(expected).replaceAll("");

    Assert.assertEquals(expectedCleaned, actualCleaned);
}

---

From source file:no.trank.openpipe.wikipedia.producer.meta.RssMetaParser.java

public String findMd5(String md5sums) {
    if (md5sums != null) {
        final Matcher matcher = Pattern.compile("^([0-9a-fA-F]{32})\\s+" + fileName + '$', Pattern.MULTILINE)
                .matcher(md5sums);//  www  . j  a va  2s  . co m
        if (matcher.find()) {
            return matcher.group(1);
        }
    }
    return null;
}

---

From source file:org.parosproxy.paros.extension.history.ProxyListenerLog.java

public void setFilter(String filter) {
    if (filter == null || filter.equals("")) {
        pattern = null;/*w w  w .  j a v  a 2  s .  com*/
    } else {
        pattern = Pattern.compile(filter, Pattern.CASE_INSENSITIVE | Pattern.MULTILINE);
    }
}

---

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