Example usage for java.lang StringBuffer substring

Introduction

In this page you can find the example usage for java.lang StringBuffer substring.

Prototype

@Override
public synchronized String substring(int start, int end) 

Source Link

Usage

From source file:org.jboss.dashboard.commons.text.StringUtil.java

/**
 * @param template        the parametrized template
 * @param params          the parameters structure
 * @param leftMark        the left delimiter of the parameters to replace
 * @param rightMark       the right delimiter of the parameters to replace
 * @param nullifyNotFound if true, change the not found params to "null";
 *                        if false, don't change
 * @return The template with parameters replaced
 * @see #parseASCIITemplate(String,Map)//  www  .ja  va2 s.  c o  m
 */
public static String parseASCIITemplate(String template, Map params, String leftMark, String rightMark,
        boolean nullifyNotFound) {
    if (params == null) {
        if (!nullifyNotFound) {
            return template;
        } else {
            // Como hay que cambiar los parmetros por "null", creamos una
            // tabla de parmetros vaca
            params = new HashMap();
        }
    }

    StringBuffer buffer = new StringBuffer(template);
    int leftIndex, rightIndex = 0;

    while ((leftIndex = indexOf(leftMark, rightIndex, buffer)) != -1) {
        rightIndex = indexOf(rightMark, leftIndex + leftMark.length(), buffer);
        if (rightIndex == -1) {
            break; // no right mark, this is likely to mean bad syntax
        }
        String param = buffer.substring(leftIndex + leftMark.length(), rightIndex);
        rightIndex += rightMark.length();
        if (params.containsKey(param)) {
            Object ref = params.get(param);
            String value = ref == null ? "null" : ref.toString();
            buffer.replace(leftIndex, rightIndex, value);
            rightIndex -= leftMark.length() + param.length() + rightMark.length();
            rightIndex += value.length();
        } else if (nullifyNotFound) {
            String value = "null";
            buffer.replace(leftIndex, rightIndex, value);
            rightIndex -= leftMark.length() + param.length() + rightMark.length();
            rightIndex += value.length();
        }
    }

    return buffer.toString();
}

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From source file:org.pssframework.xsqlbuilder.XsqlBuilder.java

private List getKeys(StringBuffer xsql, int start, int end, String keyPrifix, String keySuffix) {
    List results = new ArrayList();
    int keyStart = start;
    int keyEnd = keyStart;
    while (true) {
        //get keyStart
        keyStart = xsql.indexOf(keyPrifix, keyStart);
        if (keyStart > end || keyStart < 0) {
            break;
        }//from  w w w. j ava 2 s  .  c  o  m

        //get keyEnd
        keyEnd = xsql.indexOf(keySuffix, keyStart + 1);
        if (keyEnd > end || keyEnd < 0) {
            break;
        }

        //get key string
        String key = xsql.substring(keyStart + 1, keyEnd);
        results.add(key);
        keyStart = keyEnd + 1;
    }
    return results;
}

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From source file:org.latticesoft.util.common.StringUtil.java

/**
 * Formats a map into string/* w w  w . j a va2  s  .  c o m*/
 * @param map the map to be formatted
 * @param separator the separator to separate the elements
 * @param enclosing to include the enclosing braces or not
 * @return the formatted string
 */
public static String formatMap(Map map, String separator, boolean enclosing) {
    StringBuffer sb = new StringBuffer();
    if (map == null || separator == null) {
        return null;
    }
    Iterator iter = map.keySet().iterator();
    if (enclosing) {
        sb.append("{");
    }
    while (iter.hasNext()) {
        Object key = iter.next();
        Object value = map.get(key);
        if (key != null) {
            sb.append(key).append("=");
            if (value != null) {
                sb.append(value);
            }
            sb.append(separator);
        }
    }
    int len = separator.length();
    if (sb.length() > len) {
        int startIndex = sb.length() - len;
        int endIndex = sb.length();
        String s = sb.substring(startIndex, endIndex);
        if (s.equals(separator)) {
            for (int i = 0; i < len; i++) {
                sb.deleteCharAt(sb.length() - 1);
            }
        }
    }
    if (enclosing) {
        sb.append("}");
    }
    return sb.toString();
}

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From source file:org.apache.nutch.protocol.htmlunit.HttpResponse.java

private void processHeaderLine(StringBuffer line) throws IOException, HttpException {

    int colonIndex = line.indexOf(":"); // key is up to colon
    if (colonIndex == -1) {
        int i;//  ww w.j ava2 s.  c  o m
        for (i = 0; i < line.length(); i++)
            if (!Character.isWhitespace(line.charAt(i)))
                break;
        if (i == line.length())
            return;
        throw new HttpException("No colon in header:" + line);
    }
    String key = line.substring(0, colonIndex);

    int valueStart = colonIndex + 1; // skip whitespace
    while (valueStart < line.length()) {
        int c = line.charAt(valueStart);
        if (c != ' ' && c != '\t')
            break;
        valueStart++;
    }
    String value = line.substring(valueStart);
    headers.set(key, value);
}

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From source file:org.sakaiproject.component.app.roster.RosterManagerImpl.java

private List<Participant> buildParticipantList(Map<String, UserRole> userMap,
        Map<String, Profile> profilesMap) {
    List<Participant> participants = new ArrayList<Participant>();
    Site site = null;/*from   ww  w .jav a2s . c o m*/
    try {
        site = siteService().getSite(getSiteId());
    } catch (IdUnusedException e) {
        log.error("getGroupsWithMember: " + e.getMessage(), e);
        return participants;
    }
    Collection<Group> groups = site.getGroups();

    for (Iterator<Entry<String, Profile>> iter = profilesMap.entrySet().iterator(); iter.hasNext();) {
        Entry<String, Profile> entry = iter.next();
        String userId = entry.getKey();
        Profile profile = entry.getValue();

        UserRole userRole = userMap.get(userId);

        // Profiles may exist for users that have been removed.  If there's a profile
        // for a missing user, skip the profile.  See SAK-10936
        if (userRole == null || userRole.user == null) {
            log.warn("A profile exists for non-existent user " + userId);
            continue;
        }

        String groupsString = "";
        StringBuffer sb = new StringBuffer();
        for (Group group : groups) {
            Member member = group.getMember(userId);
            if (member != null) {
                sb.append(group.getTitle() + ", ");
            }
        }

        if (sb.length() > 0) {
            int endIndex = sb.lastIndexOf(", ");
            if (endIndex > 0) {
                groupsString = sb.substring(0, endIndex);
            } else {
                groupsString = sb.toString();
            }
        }
        participants.add(new ParticipantImpl(userRole.user, profile, userRole.role, groupsString));
    }
    return participants;
}

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From source file:net.mlw.vlh.adapter.jdbc.util.ConfigurableStatementBuilder.java

/**
 * @see net.mlw.vlh.adapter.jdbc.util.StatementBuilder#generate(java.sql.Connection, java.lang.StringBuffer, java.util.Map, boolean)
 *///from   w  w w  . j  av  a  2s. com
public PreparedStatement generate(Connection conn, StringBuffer query, Map whereClause, boolean scrollable)
        throws SQLException, ParseException {
    if (!init) {
        init();
    }

    if (whereClause == null) {
        whereClause = Collections.EMPTY_MAP;
    }

    for (Iterator iter = textManipulators.iterator(); iter.hasNext();) {
        TextManipulator manipulator = (TextManipulator) iter.next();
        manipulator.manipulate(query, whereClause);
    }

    LinkedList arguments = new LinkedList();

    // Replace any "{key}" with the value in the whereClause Map,
    // then placing the value in the partameters list.
    for (int i = 0, end = 0, start; ((start = query.toString().indexOf('{', end)) >= 0); i++) {
        end = query.toString().indexOf('}', start);

        String key = query.substring(start + 1, end);

        Object value = whereClause.get(key);
        if (value == null) {
            throw new NullPointerException("Property '" + key + "' was not provided.");
        }
        arguments.add(new NamedPair(key, value));
        Setter setter = getSetter(key);
        query.replace(start, end + 1, setter.getReplacementString(value));
        end -= (key.length() + 2);
    }

    PreparedStatement statement = null;
    if (scrollable) {
        statement = conn.prepareStatement(query.toString(), ResultSet.TYPE_SCROLL_INSENSITIVE,
                ResultSet.CONCUR_READ_ONLY);
    } else {
        statement = conn.prepareStatement(query.toString());
    }

    int index = 1;
    // Now set all the patameters on the statement.
    for (Iterator iter = arguments.iterator(); iter.hasNext();) {
        NamedPair namedPair = (NamedPair) iter.next();
        Setter setter = getSetter(namedPair.getName());
        try {
            index = setter.set(statement, index, namedPair.getValue());
        } catch (RuntimeException e) {
            String message = "Cannot set value of " + namedPair.getName() + " (setter = " + setter + ")";
            LOGGER.error(message, e);
            throw new RuntimeException(message, e);
        }
    }

    return statement;
}

---

From source file:org.etudes.ambrosia.impl.UiPropertyReference.java

/**
 * Write the value for FileItem (commons file upload) values.
 * /*  w  ww.ja  v a 2 s  .co  m*/
 * @param entity
 *        The entity to write to.
 * @param property
 *        The property to set.
 * @param value
 *        The value to write.
 */
protected void setFileValue(Object entity, String property, FileItem value) {
    // form a "setFoo()" based setter method name
    StringBuffer setter = new StringBuffer("set" + property);
    setter.setCharAt(3, setter.substring(3, 4).toUpperCase().charAt(0));

    try {
        // use this form, providing the setter name and no getter, so we can support properties that are write-only
        PropertyDescriptor pd = new PropertyDescriptor(property, entity.getClass(), null, setter.toString());
        Method write = pd.getWriteMethod();
        Object[] params = new Object[1];

        Class[] paramTypes = write.getParameterTypes();
        if ((paramTypes != null) && (paramTypes.length == 1)) {
            // single value boolean
            if (paramTypes[0] != FileItem.class) {
                M_log.warn(
                        "setFileValue: target not expecting FileItem: " + entity.getClass() + " " + property);
                return;
            }

            params[0] = value;
            write.invoke(entity, params);
        } else {
            M_log.warn("setFileValue: method: " + property + " object: " + entity.getClass()
                    + " : no one parameter setter method defined");
        }
    } catch (IntrospectionException ie) {
        M_log.warn("setFileValue: method: " + property + " object: " + entity.getClass() + " : " + ie);
    } catch (IllegalAccessException ie) {
        M_log.warn("setFileValue: method: " + property + " object: " + entity.getClass() + " :" + ie);
    } catch (IllegalArgumentException ie) {
        M_log.warn("setFileValue: method: " + property + " object: " + entity.getClass() + " :" + ie);
    } catch (InvocationTargetException ie) {
        M_log.warn("setFileValue: method: " + property + " object: " + entity.getClass() + " :" + ie);
    }
}

---

From source file:org.openadaptor.auxil.convertor.delimited.AbstractDelimitedStringConvertor.java

/**
 * Splits a string using a literal string delimiter. Does not preserve blocks of characters
 * between quoteChars./*  w  ww .  ja v a  2  s.c o  m*/
 * 
 * @param delimitedString
 * @param delimiter
 * @return extracted tokens resulting from split operation.
 */
protected String[] extractValuesLiteralString(String delimitedString, String delimiter) {
    char[] chars = delimitedString.toCharArray();
    List strings = new ArrayList();
    StringBuffer buffer = new StringBuffer();
    for (int i = 0; i < chars.length; i++) {
        buffer.append(chars[i]);
        if (buffer.toString().endsWith(delimiter)) {
            strings.add(buffer.substring(0, buffer.length() - delimiter.length()));
            buffer.setLength(0);
        }
    }
    strings.add(buffer.toString());
    return (String[]) strings.toArray(new String[strings.size()]);
}

---

From source file:ctrus.pa.bow.java.JavaFileTokenizer.java

@SuppressWarnings("unchecked")
public void tokenize(List<String> sourceTextLines) {
    // initialize if not done earlier
    if (!_init)/*from   www.  j  a va 2 s. c o m*/
        _init();

    // Processing a new file, reset tokens
    _classTokens.clear();
    _positionObserver = new IdentifiersPosition();

    // Normalize single line comments to block comments
    StringBuffer sourceText = _preProcessSourceText(sourceTextLines);

    // Extract all identifiers from java source text
    _javaParser.setSource(sourceText.toString().toCharArray());
    _cu = (CompilationUnit) _javaParser.createAST(null);
    _cu.accept(this);

    // Extract all comments from java source text
    // and merge them with their corresponding identifiers
    if (!_ignoreComments && !_stateAnalysis) {
        // Extract
        List<Comment> comments = (List<Comment>) _cu.getCommentList();
        for (Comment comment : comments) {
            int start = comment.getStartPosition();
            int end = start + comment.getLength();
            String identifierOfComment = _positionObserver.getIdentifierForPosition(start, end);
            String commentText = sourceText.substring(start, end).replaceAll("[\\t\\n\\r]", " ");

            // Do filtering of comments
            if (!_considerCopyright) {
                if (commentText.toLowerCase().contains("copyright")
                        || commentText.toLowerCase().contains("license"))
                    continue;
            }
            // More filtering rules...TBD

            IdentifierTokens it = getTokens(identifierOfComment);
            it.addCommentToken(commentText);
        }
    }

    // Add package information
    if (!_stateAnalysis) {
        for (ClassTokens c : _classTokens)
            c.addToken(_packageName);
    }
}

---

From source file:org.etudes.ambrosia.impl.UiPropertyReference.java

/**
 * Read the configured selector value from the entity.
 * /*from   w w  w .jav a2s.c  o m*/
 * @param context
 *        The context.
 * @param entity
 *        The entity to read from.
 * @param selector
 *        The selector name.
 * @return The selector value object found, or null if not.
 */
protected Object getValue(Context context, Object entity, String property) {
    // if no selector named, just use the entity
    if (property == null)
        return entity;

    // if the property is an index reference
    if (property.startsWith("[") && property.endsWith("]")) {
        return getIndexValue(entity, decode(property.substring(1, property.length() - 1)));
    }

    // another form of index, taking the index value from the nested references
    if (property.startsWith("{") && property.endsWith("}")) {
        try {
            String propertiesIndex = property.substring(1, property.length() - 1);
            int i = Integer.parseInt(propertiesIndex);
            PropertyReference ref = this.properties.get(i);
            String index = ref.read(context, entity);

            return getIndexValue(entity, index);
        } catch (NumberFormatException e) {
        } catch (IndexOutOfBoundsException e) {
        }
    }

    // form a "getFoo()" based getter method name
    StringBuffer getter = new StringBuffer("get" + property);
    getter.setCharAt(3, getter.substring(3, 4).toUpperCase().charAt(0));

    try {
        // use this form, providing the getter name and no setter, so we can support properties that are read-only
        PropertyDescriptor pd = new PropertyDescriptor(property, entity.getClass(), getter.toString(), null);
        Method read = pd.getReadMethod();
        Object value = read.invoke(entity, (Object[]) null);
        return value;
    } catch (IntrospectionException ie) {
        M_log.warn("getValue: method: " + property + " object: " + entity.getClass(), ie);
        return null;
    } catch (IllegalAccessException ie) {
        M_log.warn("getValue: method: " + property + " object: " + entity.getClass(), ie);
        return null;
    } catch (IllegalArgumentException ie) {
        M_log.warn("getValue: method: " + property + " object: " + entity.getClass(), ie);
        return null;
    } catch (InvocationTargetException ie) {
        M_log.warn("getValue: method: " + property + " object: " + entity.getClass(), ie);
        return null;
    }
}

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