Example usage for java.util.regex Matcher reset

Introduction

In this page you can find the example usage for java.util.regex Matcher reset.

Prototype

public Matcher reset(CharSequence input) 

Source Link

Document

Resets this matcher with a new input sequence.

Usage

From source file:com.cyberway.issue.crawler.extractor.ExtractorURI.java

/**
 * Look for URIs inside the supplied UURI.
 * /*from w  w w  . j a  v  a2  s.c o  m*/
 * Static for ease of testing or outside use. 
 * 
 * @param source UURI to example
 * @return List of discovered String URIs.
 */
protected static List<String> extractQueryStringLinks(UURI source) {
    List<String> results = new ArrayList<String>();
    String decodedQuery;
    try {
        decodedQuery = source.getQuery();
    } catch (URIException e1) {
        // shouldn't happen
        return results;
    }
    if (decodedQuery == null) {
        return results;
    }
    // check if full query-string appears to be http(s) URI
    Matcher m = TextUtils.getMatcher(ABS_HTTP_URI_PATTERN, decodedQuery);
    if (m.matches()) {
        TextUtils.recycleMatcher(m);
        results.add(decodedQuery);
    }
    // split into params, see if any param value is http(s) URI
    String rawQuery = new String(source.getRawQuery());
    String[] params = rawQuery.split("&");
    for (String param : params) {
        String[] keyVal = param.split("=");
        if (keyVal.length == 2) {
            String candidate;
            try {
                candidate = LaxURLCodec.DEFAULT.decode(keyVal[1]);
            } catch (DecoderException e) {
                continue;
            }
            // TODO: use other non-UTF8 codecs when appropriate
            m.reset(candidate);
            if (m.matches()) {
                results.add(candidate);
            }
        }
    }
    return results;
}

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From source file:org.apache.accumulo.server.logger.LogReader.java

public static void printLogEvent(LogFileKey key, LogFileValue value, Text row, Matcher rowMatcher, KeyExtent ke,
        Set<Integer> tabletIds, int maxMutations) {

    if (ke != null) {
        if (key.event == LogEvents.DEFINE_TABLET) {
            if (key.tablet.equals(ke)) {
                tabletIds.add(key.tid);//www .ja  v a  2s. c o  m
            } else {
                return;
            }
        } else if (!tabletIds.contains(key.tid)) {
            return;
        }
    }

    if (row != null || rowMatcher != null) {
        if (key.event == LogEvents.MUTATION || key.event == LogEvents.MANY_MUTATIONS) {
            boolean found = false;
            for (Mutation m : value.mutations) {
                if (row != null && new Text(m.getRow()).equals(row)) {
                    found = true;
                    break;
                }

                if (rowMatcher != null) {
                    rowMatcher.reset(new String(m.getRow()));
                    if (rowMatcher.matches()) {
                        found = true;
                        break;
                    }
                }
            }

            if (!found)
                return;
        } else {
            return;
        }

    }

    System.out.println(key);
    System.out.println(LogFileValue.format(value, maxMutations));
}

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From source file:br.bireme.ngrams.NGrams.java

private static int compareRegExpFields(final br.bireme.ngrams.Field field, final String fld,
        final Document doc) {
    assert field != null;
    assert doc != null;

    final int ret;
    final String text = (String) doc.get(field.name);
    final String xfld = (fld == null) ? "" : fld.trim();
    final String xtext = (text == null) ? "" : text.trim();

    if (xfld.isEmpty() && xtext.isEmpty()) {
        ret = -1;// w  ww. j  ava 2s.c  om
    } else {
        final RegExpField regExp = (RegExpField) field;
        final Matcher mat = regExp.matcher;

        mat.reset(xtext);
        if (mat.find()) {
            final String content1 = mat.group(regExp.groupNum);
            if (content1 == null) {
                ret = compareFields(field, xfld, xtext);
            } else {
                mat.reset(xfld);
                if (mat.find()) {
                    final String content2 = mat.group(regExp.groupNum);
                    if (content2 == null) {
                        ret = compareFields(field, xfld, xtext);
                    } else {
                        ret = compareFields(field, content1, content2);
                    }
                } else {
                    ret = compareFields(field, xfld, xtext);
                }
            }
        } else {
            ret = compareFields(field, xfld, xtext);
        }
    }

    return ret;
}

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From source file:com.carmatech.maven.MergeOperation.java

private boolean isVariable(final Object value, final Matcher matcher) {
    return (value != null) && (matcher.reset(value.toString()).matches());
}

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From source file:cz.muni.fi.mir.db.service.impl.AnnotationValueSerivceImpl.java

@Override
public void populate() {
    List<Annotation> annotations = annotationDAO.getAllAnnotations();
    Set<String> annotationsValues = new HashSet<>();

    Matcher m = pattern.matcher("");
    for (Annotation a : annotations) {
        m.reset(a.getAnnotationContent());

        while (m.find()) {
            annotationsValues.add(m.group());
        }//from   w w  w  . j  a v a 2s .c om
    }

    for (String s : annotationsValues) {
        AnnotationValue av = annotationValueDAO.getByValue(s);
        if (av == null) {
            av = new AnnotationValue();
            av.setValue(s);
            annotationValueDAO.create(av);
        }
    }
}

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From source file:org.apache.hadoop.hive.conf.SystemVariables.java

protected final String substitute(Configuration conf, String expr, int depth) {
    Matcher match = varPat.matcher("");
    String eval = expr;/*  w  w w  . ja v  a2s .  c om*/
    StringBuilder builder = new StringBuilder();
    int s = 0;
    for (; s <= depth; s++) {
        match.reset(eval);
        builder.setLength(0);
        int prev = 0;
        boolean found = false;
        while (match.find(prev)) {
            String group = match.group();
            String var = group.substring(2, group.length() - 1); // remove ${ .. }
            String substitute = getSubstitute(conf, var);
            if (substitute == null) {
                substitute = group; // append as-is
            } else {
                found = true;
            }
            builder.append(eval.substring(prev, match.start())).append(substitute);
            prev = match.end();
        }
        if (!found) {
            return eval;
        }
        builder.append(eval.substring(prev));
        eval = builder.toString();
    }
    if (s > depth) {
        throw new IllegalStateException(
                "Variable substitution depth is deeper than " + depth + " for expression " + expr);
    }
    return eval;
}

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From source file:rs.pedjaapps.kerneltuner.utility.IOHelper.java

private static Matcher resetMatcher(Matcher matcher, String input, Pattern pattern) {
    if (matcher == null)
        return pattern.matcher(input);
    else//from  www  . j a  v a 2  s  .c o m
        return matcher.reset(input);
}

---

From source file:org.structr.rest.resource.ViewFilterResource.java

@Override
public String getResourceSignature() {

    StringBuilder signature = new StringBuilder();
    String signaturePart = wrappedResource.getResourceSignature();

    if (signaturePart.contains("/")) {

        String[] parts = StringUtils.split(signaturePart, "/");
        Matcher matcher = uuidPattern.matcher("");

        for (String subPart : parts) {

            // re-use pattern matcher for better performance
            matcher.reset(subPart);

            if (!matcher.matches()) {

                signature.append(subPart);
                signature.append("/");

            }//from  ww  w .jav  a  2 s  . c o  m

        }

    } else {

        signature.append(signaturePart);

    }

    if (propertyView != null) {

        // append view / scope part
        if (!signature.toString().endsWith("/")) {
            signature.append("/");
        }

        signature.append("_");
        signature.append(SchemaHelper.normalizeEntityName(propertyView));
    }

    return StringUtils.stripEnd(signature.toString(), "/");
}

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From source file:org.sonar.cxx.sensors.coverage.TestwellCtcTxtParser.java

/**
 * {@inheritDoc}// ww  w.j a va 2 s  .  co m
 */
@Override
public void processReport(final SensorContext context, File report,
        final Map<String, CoverageMeasures> coverageData) {
    LOG.debug("Parsing 'Testwell CTC++' textual format");

    try (Scanner s = new Scanner(report).useDelimiter(SECTION_SEP)) {
        scanner = s;
        Matcher headerMatcher = FILE_HEADER.matcher(scanner.next());
        while (parseUnit(coverageData, headerMatcher)) {
            headerMatcher.reset(scanner.next());
        }
    } catch (FileNotFoundException e) {
        LOG.warn("File not found '{}'", e.getMessage());
    } catch (NoSuchElementException e) {
        LOG.debug("File section not found.");
    }
}

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From source file:esg.node.components.registry.RegistrationGleanerHelperDAO.java

public void init() {
    attributeGroupsResultSetHandler = new ResultSetHandler<Map<String, String>>() {
        public Map<String, String> handle(ResultSet rs) throws SQLException {
            HashMap<String, String> results = new HashMap<String, String>();
            String name = null;//  w w  w.j  av a2s . c om
            String desc = null;
            java.util.regex.Matcher typeMatcher = AtsWhitelistGleaner.TYPE_PATTERN.matcher("");
            while (rs.next()) {
                name = rs.getString(1);
                desc = rs.getString(2);
                typeMatcher.reset(name);
                if (typeMatcher.find()) {
                    log.trace("Skipping " + name);
                    continue;
                }
                results.put(name, desc);
            }
            return results;
        }
    };
}

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