Example usage for java.util.regex Matcher appendTail

Introduction

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

Prototype

public StringBuilder appendTail(StringBuilder sb) 

Source Link

Document

Implements a terminal append-and-replace step.

Usage

From source file:au.edu.anu.portal.portlets.tweetal.servlet.TweetalServlet.java

private String replaceHashTag(String statusText) {
    Pattern p = Pattern.compile("(\\s|\\A)#([^\\s]+)");
    Matcher m = p.matcher(statusText);

    // if we have a match anywhere in the string
    StringBuffer buf = new StringBuffer();
    while (m.find()) {
        //replace that portion that matched, with the link
        String matched = m.group();
        m.appendReplacement(buf,/*w  w  w.  j a  v  a 2s.c o  m*/
                String.format("<a target=\"_blank\" href=\"http://twitter.com/search?q=%%23%s\">%s</a>",
                        StringUtils.stripStart(matched.substring(1), "#"), matched));
    }
    m.appendTail(buf);
    return buf.toString();
}

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From source file:org.b3log.symphony.service.ShortLinkQueryService.java

/**
 * Processes tag short link (tag id).//from  w  ww  . j a va 2s .  com
 *
 * @param content the specified content
 * @return processed content
 */
public String linkTag(final String content) {
    final Matcher matcher = TAG_TITLE_PATTERN.matcher(content);
    final StringBuffer contentBuilder = new StringBuffer();

    try {
        while (matcher.find()) {
            final String linkTagTitle = StringUtils.substringBetween(matcher.group(), "[", "]");

            final Query query = new Query().addProjection(Tag.TAG_TITLE, String.class)
                    .setFilter(new PropertyFilter(Tag.TAG_TITLE, FilterOperator.EQUAL, linkTagTitle));
            final JSONArray results = tagRepository.get(query).optJSONArray(Keys.RESULTS);
            if (0 == results.length()) {
                continue;
            }

            final JSONObject linkTag = results.optJSONObject(0);

            final String linkTitle = linkTag.optString(Tag.TAG_TITLE);
            final String link = " [" + linkTitle + "](" + Latkes.getServePath() + "/tags/" + linkTitle + ") ";

            matcher.appendReplacement(contentBuilder, link);
        }
        matcher.appendTail(contentBuilder);
    } catch (final RepositoryException e) {
        LOGGER.log(Level.ERROR, "Generates tag link error", e);
    }

    return contentBuilder.toString();
}

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From source file:org.glowroot.central.SyntheticMonitorService.java

@Instrumentation.Transaction(transactionType = "Background", transactionName = "Synthetic monitor", traceHeadline = "Synthetic monitor: {{0.id}}", timer = "synthetic monitor")
private void runJava(AgentRollup agentRollup, SyntheticMonitorConfig syntheticMonitorConfig,
        List<AlertConfig> alertConfigs) throws Exception {
    Matcher matcher = encryptedPattern.matcher(syntheticMonitorConfig.getJavaSource());
    StringBuffer sb = new StringBuffer();
    while (matcher.find()) {
        String encryptedPassword = checkNotNull(matcher.group(1));
        matcher.appendReplacement(sb,/* ww w.jav  a  2  s  .  co  m*/
                "\"" + Encryption.decrypt(encryptedPassword, configRepository.getLazySecretKey()) + "\"");
    }
    matcher.appendTail(sb);
    runSyntheticMonitor(agentRollup, syntheticMonitorConfig, alertConfigs, () -> runJava(sb.toString()));
}

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From source file:org.ejbca.core.model.ra.UsernameGenerator.java

/**
 * Interpolate the patterns that exists on the input on the form '${pattern}'.
 * @param input the input content to be interpolated
 * @return the interpolated content/*from www  . java 2  s  .  c o m*/
 */
private String interpolate(String input) {
    if (input == null) {
        return null;
    }
    final Matcher m = PATTERN.matcher(input);
    final StringBuffer sb = new StringBuffer(input.length());
    while (m.find()) {
        // when the pattern is ${identifier}, group 0 is 'identifier'
        String key = m.group(1);
        String value = null;
        if (StringUtils.equals(key, "RANDOM")) {
            value = getRandomString(params.getRandomPrefixLength());
        }
        // if the pattern does exists, replace it by its value
        // otherwise keep the pattern ( it is group(0) )
        if (value != null) {
            m.appendReplacement(sb, value);
        } else {
            // I'm doing this to avoid the backreference problem as there will be a $
            // if I replace directly with the group 0 (which is also a pattern)
            m.appendReplacement(sb, "");
            String unknown = m.group(0);
            sb.append(unknown);
        }
    }
    m.appendTail(sb);
    return sb.toString();
}

---

From source file:org.b3log.symphony.service.ShortLinkQueryService.java

/**
 * Processes article short link (article id).
 *
 * @param content the specified content/*from  www  . j  ava 2 s .c  o  m*/
 * @return processed content
 */
public String linkArticle(final String content) {
    final Matcher matcher = ID_PATTERN.matcher(content);
    final StringBuffer contentBuilder = new StringBuffer();

    try {
        while (matcher.find()) {
            final String linkId = StringUtils.substringBetween(matcher.group(), "[", "]");

            final Query query = new Query().addProjection(Article.ARTICLE_TITLE, String.class)
                    .setFilter(new PropertyFilter(Keys.OBJECT_ID, FilterOperator.EQUAL, linkId));
            final JSONArray results = articleRepository.get(query).optJSONArray(Keys.RESULTS);
            if (0 == results.length()) {
                continue;
            }

            final JSONObject linkArticle = results.optJSONObject(0);

            final String linkTitle = linkArticle.optString(Article.ARTICLE_TITLE);
            final String link = " [" + linkTitle + "](" + Latkes.getServePath() + "/article/" + linkId + ") ";

            matcher.appendReplacement(contentBuilder, link);
        }
        matcher.appendTail(contentBuilder);
    } catch (final RepositoryException e) {
        LOGGER.log(Level.ERROR, "Generates article link error", e);
    }

    return contentBuilder.toString();
}

---

From source file:org.mule.transport.jdbc.JdbcConnector.java

/**
 * Parse the given statement filling the parameter list and return the ready to use statement.
 * /*  w  w w.j  a va2  s.  c  om*/
 * @param stmt
 * @param params
 */
public String parseStatement(String stmt, List params) {
    if (stmt == null) {
        return stmt;
    }
    Matcher m = STATEMENT_ARGS.matcher(stmt);
    StringBuffer sb = new StringBuffer(200);
    while (m.find()) {
        String key = m.group();
        m.appendReplacement(sb, "?");
        // Special legacy handling for #[payload]
        if (key.equals("#[payload]")) {
            // MULE-3597
            logger.error(
                    "invalid expression template #[payload]. It should be replaced with #[payload:] to conform with the correct expression syntax. Mule has replaced this for you, but may not in future versions.");
            key = "#[payload:]";
        }
        params.add(key);
    }
    m.appendTail(sb);
    return sb.toString();
}

---

From source file:com.gewara.util.XSSFilter.java

protected String validateEntities(String s) {
    // validate entities throughout the string
    Pattern p = Pattern.compile("&([^&;]*)(?=(;|&|$))");
    Matcher m = p.matcher(s);
    if (m.find()) {
        String one = m.group(1); // ([^&;]*)
        String two = m.group(2); // (?=(;|&|$))
        s = checkEntity(one, two);/*from  w w w . ja v  a  2s  .com*/
    }

    // validate quotes outside of tags
    p = Pattern.compile("(>|^)([^<]+?)(<|$)", Pattern.DOTALL);
    m = p.matcher(s);
    StringBuffer buf = new StringBuffer();
    if (m.find()) {
        String one = m.group(1); // (>|^)
        String two = m.group(2); // ([^<]+?)
        String three = m.group(3); // (<|$)
        m.appendReplacement(buf, one + two.replaceAll("\"", "&quot;") + three);
    }
    m.appendTail(buf);

    return s;
}

---

From source file:com.confighub.core.utils.FileUtils.java

private static String previewFile(final Context context, String fileContent, Map<String, Property> resolved,
        MultivaluedMap<String, String> passwords, Set<Long> breadcrumbs) {
    Collection<String> keyStrings = FileUtils.getKeys(fileContent);

    String patternString = "(?i)\\$\\{\\s*\\b(" + StringUtils.join(keyStrings, "|") + ")\\b\\s*}";
    Pattern pattern = Pattern.compile(patternString);
    Matcher matcher = pattern.matcher(fileContent);

    StringBuffer sb = new StringBuffer();

    while (matcher.find()) {
        String key = matcher.group(1);
        Property property = resolved.get(key);

        // replace each key specification with the property value
        String value = "";

        if (null != property) {
            if (null != property.getAbsoluteFilePath() && PropertyKey.ValueDataType.FileEmbed
                    .equals(property.getPropertyKey().getValueDataType())) {
                if (breadcrumbs.contains(property.getAbsoluteFilePath().getId())) {
                    JsonObject json = property.toJson();
                    json.addProperty("key", key);
                    throw new ConfigException(Error.Code.FILE_CIRCULAR_REFERENCE, json);
                }//from   www .  j a  v a  2s  .  co m

                breadcrumbs.add(property.getAbsoluteFilePath().getId());

                RepoFile injectFile = context.resolveFullContextFilePath(property.getAbsoluteFilePath());
                if (null == injectFile)
                    value = "[ ERROR: No file resolved ]";
                else
                    value = previewFile(context, injectFile.getContent(), resolved, passwords, breadcrumbs);
            } else {
                if (property.isEncrypted()) {
                    String spName = property.getPropertyKey().getSecurityProfile().getName();
                    if (null != passwords && passwords.containsKey(spName)) {
                        String password = passwords.get(spName).get(0);
                        if (!Utils.isBlank(password))
                            property.decryptValue(password);
                    }
                }
                value = setValue(property);
            }
        }

        matcher.appendReplacement(sb, Matcher.quoteReplacement(value));
    }

    matcher.appendTail(sb);
    fileContent = sb.toString();

    // Remove all escapes \${...}
    fileContent = fileContent.replaceAll("\\\\\\$\\{", "\\$\\{");
    return fileContent;
}

---

From source file:org.encuestame.core.util.HTMLInputFilter.java

protected String validateEntities(String s) {
    // validate entities throughout the string
    Pattern pattern = Pattern.compile("&([^&;]*)(?=(;|&|$))");
    Matcher matcher = pattern.matcher(s);
    if (matcher.find()) {
        String one = matcher.group(1); // ([^&;]*)
        String two = matcher.group(2); // (?=(;|&|$))
        s = checkEntity(one, two);/*from   w  w  w .  j  av  a  2  s.c  o m*/
    }

    // validate quotes outside of tags
    pattern = Pattern.compile("(>|^)([^<]+?)(<|$)", Pattern.DOTALL);
    matcher = pattern.matcher(s);
    StringBuffer buf = new StringBuffer();
    if (matcher.find()) {
        String one = matcher.group(1); // (>|^)
        String two = matcher.group(2); // ([^<]+?)
        String three = matcher.group(3); // (<|$)
        matcher.appendReplacement(buf, one + two.replaceAll("\"", "&quot;") + three);
    }
    matcher.appendTail(buf);

    return s;
}

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From source file:org.jivesoftware.community.util.StringUtils.java

public static String stripWhitespace(String str) {
    if (str == null)
        return null;
    Matcher matcher = WHITESPACE.matcher(str);
    StringBuffer buffer = new StringBuffer();
    for (; matcher.find(); matcher.appendReplacement(buffer, ""))
        ;//from   w w  w  .  ja v a2 s.c om
    matcher.appendTail(buffer);
    return buffer.toString();
}

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