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:org.encuestame.core.util.HTMLInputFilter.java

protected String decodeEntities(String string) {
    StringBuffer buf = new StringBuffer();

    Pattern pattern = Pattern.compile("&#(\\d+);?");
    Matcher matcher = pattern.matcher(string);
    while (matcher.find()) {
        String match = matcher.group(1);
        int decimal = Integer.decode(match).intValue();
        matcher.appendReplacement(buf, chr(decimal));
    }// w  w  w .j  a  v a2 s .com
    matcher.appendTail(buf);
    string = buf.toString();

    buf = new StringBuffer();
    pattern = Pattern.compile("&#x([0-9a-f]+);?");
    matcher = pattern.matcher(string);
    while (matcher.find()) {
        String match = matcher.group(1);
        int decimal = Integer.decode(match).intValue();
        matcher.appendReplacement(buf, chr(decimal));
    }
    matcher.appendTail(buf);
    string = buf.toString();

    buf = new StringBuffer();
    pattern = Pattern.compile("%([0-9a-f]{2});?");
    matcher = pattern.matcher(string);
    while (matcher.find()) {
        String match = matcher.group(1);
        int decimal = Integer.decode(match).intValue();
        matcher.appendReplacement(buf, chr(decimal));
    }
    matcher.appendTail(buf);
    string = buf.toString();

    string = validateEntities(string);
    return string;
}

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

protected String escapeComments(String string) {
    final Pattern pattern = Pattern.compile("<!--(.*?)-->", Pattern.DOTALL);
    final Matcher matcher = pattern.matcher(string);
    StringBuffer buf = new StringBuffer();
    if (matcher.find()) {
        String match = matcher.group(1); // (.*?)
        matcher.appendReplacement(buf, "<!--" + htmlSpecialChars(match) + "-->");
    }/*from  w  ww.  j  a va2  s  . co m*/
    matcher.appendTail(buf);

    return buf.toString();
}

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

protected String decodeEntities(String s) {
    StringBuffer buf = new StringBuffer();

    Pattern p = Pattern.compile("&#(\\d+);?");
    Matcher m = p.matcher(s);
    while (m.find()) {
        String match = m.group(1);
        int decimal = Integer.decode(match).intValue();
        m.appendReplacement(buf, chr(decimal));
    }//w w w  .  j  a v a  2s .c  om
    m.appendTail(buf);
    s = buf.toString();

    buf = new StringBuffer();
    p = Pattern.compile("&#x([0-9a-f]+);?");
    m = p.matcher(s);
    while (m.find()) {
        String match = m.group(1);
        int decimal = Integer.decode(match).intValue();
        m.appendReplacement(buf, chr(decimal));
    }
    m.appendTail(buf);
    s = buf.toString();

    buf = new StringBuffer();
    p = Pattern.compile("%([0-9a-f]{2});?");
    m = p.matcher(s);
    while (m.find()) {
        String match = m.group(1);
        int decimal = Integer.decode(match).intValue();
        m.appendReplacement(buf, chr(decimal));
    }
    m.appendTail(buf);
    s = buf.toString();

    s = validateEntities(s);
    return s;
}

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From source file:com.norconex.commons.lang.url.URLNormalizer.java

/**
 * Converts letters in URL-encoded escape sequences to upper case.<p>
 * <code>http://www.example.com/a%c2%b1b &rarr; 
 *       http://www.example.com/a%C2%B1b</code>
 * @return this instance/*  ww  w  . j a  v  a  2  s.  c  o m*/
 */
public URLNormalizer upperCaseEscapeSequence() {
    if (url.contains("%")) {
        StringBuffer sb = new StringBuffer();
        Matcher m = PATTERN_PERCENT_ENCODED_CHAR.matcher(url);
        while (m.find()) {
            m.appendReplacement(sb, m.group(1).toUpperCase());
        }
        url = m.appendTail(sb).toString();
    }
    return this;
}

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From source file:org.ballerinalang.composer.server.launcher.log.LogManagerUtils.java

/**
 * Substituting environment variables./*from  www  .  j ava 2s.c o  m*/
 * @param value The value to be replaced
 * @return The updated value.
 */
private String substituteVariables(String value) {
    Matcher matcher = ENV_VAR_PATTERN.matcher(value);
    boolean found = matcher.find();
    if (!found) {
        return value;
    }
    StringBuffer buffer = new StringBuffer();
    do {
        String sysPropertyKey = matcher.group(1);
        String sysPropertyValue = getSystemVariableValue(sysPropertyKey);
        if (sysPropertyValue != null && !sysPropertyValue.isEmpty()) {
            sysPropertyValue = sysPropertyValue.replace("\\", "\\\\");
            matcher.appendReplacement(buffer, sysPropertyValue);
        }
    } while (matcher.find());
    matcher.appendTail(buffer);
    return buffer.toString();
}

---

From source file:com.gs.obevo.db.apps.reveng.AquaRevengMain.java

private MutableList<File> preprocessSchemaTokens(MutableList<File> files, String dbSchema,
        final File interimFolder, DbPlatform dbPlatform) {
    String schemaSeparatorRegex = dbPlatform.getSchemaSeparator().replace(".", "\\.");
    if (schemaSeparatorRegex.equals("\\.\\.")) {
        schemaSeparatorRegex = "\\.(?:dbo)?\\."; // adding DBO to help w/ Sybase ASE; we should make this code more polymorphic
    }/*from   w w w  .ja v  a 2 s . c o  m*/
    final Pattern dbSchemaPattern = Pattern
            .compile(String.format("(?i)%1$s%2$s(\\w+)", dbSchema, schemaSeparatorRegex));
    return files.collect(new Function<File, File>() {
        @Override
        public File valueOf(File file) {
            String fileContent = FileUtilsCobra.readFileToString(file);
            final Matcher matcher = dbSchemaPattern.matcher(fileContent);
            StringBuffer sb = new StringBuffer(fileContent.length());

            while (matcher.find()) {
                matcher.appendReplacement(sb, matcher.group(1));
            }
            matcher.appendTail(sb);

            File tempFile = new File(interimFolder, file.getName());
            FileUtilsCobra.writeStringToFile(tempFile, sb.toString());
            return tempFile;
        }
    });
}

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From source file:org.commonjava.maven.galley.maven.parse.XMLInfrastructure.java

private String escapeNonXMLEntityRefs(final String xml) {
    final Matcher m = Pattern.compile("&([^\\s;]+;)").matcher(xml);

    final StringBuffer sb = new StringBuffer();
    while (m.find()) {
        String value = m.group();
        if (!XML_ENTITIES.contains(value)) {
            value = "&" + m.group(1);
        }/*ww w.jav a  2  s  .co  m*/

        m.appendReplacement(sb, value);
    }

    m.appendTail(sb);

    return sb.toString();
}

---

From source file:org.ourbeehive.mbp.util.StringHelper.java

/**
 * Remove non-eligible characters in phase. Please note that the order of regular expressions in this method could not be changed.
 * //from ww  w.  j  av a2 s .c o  m
 * @param phase
 * @return
 */
public static String removeNonEligibleChar(String phase) {

    String result = phase;

    // Replace invalid characters with " ".
    Pattern pattern = Pattern.compile("[-]|['\"_,%?./&():]");
    Matcher matcher = pattern.matcher(result);
    result = matcher.replaceAll(" ");

    // Add "_" before number if number is the first character.
    pattern = Pattern.compile("^\\d");
    matcher = pattern.matcher(result);
    if (matcher.find()) {
        result = "_" + result;
    }

    // Replace "#" followed by number.
    pattern = Pattern.compile("#[ ]*[0-9]");
    Pattern subPat = Pattern.compile("#[ ]*");
    matcher = pattern.matcher(result);
    String currMat = null;
    Matcher subMat = null;
    StringBuffer sb = new StringBuffer();
    int start, end = 0;
    while (matcher.find()) {
        start = matcher.start();
        end = matcher.end();
        currMat = result.substring(start, end);
        subMat = subPat.matcher(currMat);
        matcher.appendReplacement(sb, subMat.replaceAll(""));
    }
    matcher.appendTail(sb);

    // Replace "#" followed by character with " Number ".
    pattern = Pattern.compile("#");
    matcher = pattern.matcher(result);
    result = matcher.replaceAll(" Number ");

    // Replace "Y/N" with " ".
    pattern = Pattern.compile("Y/N", Pattern.CASE_INSENSITIVE);
    matcher = pattern.matcher(result);
    result = matcher.replaceAll(" ");

    // Replace "A/C" with "Account".
    pattern = Pattern.compile("A/C", Pattern.CASE_INSENSITIVE);
    matcher = pattern.matcher(result);
    result = matcher.replaceAll("Acount");

    // Replace "DDMMYYYY" and "DDMMYY" with " ".
    pattern = Pattern.compile("DDMMY*", Pattern.CASE_INSENSITIVE);
    matcher = pattern.matcher(result);
    result = matcher.replaceAll(" ");

    // Replace "HHMMSS" with " ".
    pattern = Pattern.compile("HHMMSS", Pattern.CASE_INSENSITIVE);
    matcher = pattern.matcher(result);
    result = matcher.replaceAll(" ");

    // Remove extra white space.
    pattern = Pattern.compile("[ ]+");
    matcher = pattern.matcher(result);
    result = matcher.replaceAll(" ");

    return result.trim().replace("*", " ");

}

---

From source file:com.dtolabs.rundeck.core.dispatcher.DataContextUtils.java

/**
 * Replace the embedded  properties of the form '${key.name}' in the input Strings with the value from the data
 * context/*from  www . j a  v  a2s  . c  om*/
 *
 *
 * @param input input string
 * @param data  data context map
 *              @param converter converter to encode/convert the expanded values
 *
 * @param failOnUnexpanded
 * @return string with values substituted, or original string
 */
public static String replaceDataReferences(final String input, final Map<String, Map<String, String>> data,
        final Converter<String, String> converter, boolean failOnUnexpanded, boolean blankIfUnexpanded) {
    if (null == data) {
        return input;
    }
    final Pattern p = Pattern.compile(PROPERTY_REF_REGEX);
    final Matcher m = p.matcher(input);
    final StringBuffer sb = new StringBuffer();
    while (m.find()) {
        final String key = m.group(1);
        final String nm = m.group(2);
        if (null != key && null != nm && null != data.get(key) && null != data.get(key).get(nm)) {
            String value = data.get(key).get(nm);
            if (null != converter) {
                value = converter.convert(value);
            }
            m.appendReplacement(sb, Matcher.quoteReplacement(value));
        } else if (failOnUnexpanded && null != key && null != nm
                && (null == data.get(key) || null == data.get(key).get(nm))) {
            throw new UnresolvedDataReferenceException(input, m.group());
        } else if (blankIfUnexpanded) {
            m.appendReplacement(sb, "");
        } else {
            String value = m.group(0);
            if (null != converter) {
                value = converter.convert(value);
            }
            m.appendReplacement(sb, Matcher.quoteReplacement(value));
        }
    }
    m.appendTail(sb);
    return sb.toString();
}

---

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

protected String checkTags(String s) {
    Pattern p = Pattern.compile("<(.*?)>", Pattern.DOTALL);
    Matcher m = p.matcher(s);

    StringBuffer buf = new StringBuffer();
    while (m.find()) {
        String replaceStr = m.group(1);
        replaceStr = processTag(replaceStr);
        m.appendReplacement(buf, replaceStr);
    }//  w  w  w.j  a va2s  .c  o m
    m.appendTail(buf);

    s = buf.toString();

    // these get tallied in processTag
    // (remember to reset before subsequent calls to filter method)
    for (String key : vTagCounts.keySet()) {
        for (int ii = 0; ii < vTagCounts.get(key); ii++) {
            s += "</" + key + ">";
        }
    }

    return s;
}

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