Example usage for org.apache.commons.lang.text StrBuilder length

List of usage examples for org.apache.commons.lang.text StrBuilder length

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Introduction

In this page you can find the example usage for org.apache.commons.lang.text StrBuilder length.

Prototype

public int length()

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Document

Gets the length of the string builder.

Usage

From source file:bboss.org.apache.velocity.runtime.parser.node.NodeUtils.java

/**
 *  complete node literal// w  ww .j av  a  2  s  .com
 * @param t
 * @return A node literal.
 */
public static String tokenLiteral(Token t) {
    // Look at kind of token and return "" when it's a multiline comment
    if (t.kind == ParserConstants.MULTI_LINE_COMMENT) {
        return "";
    } else if (t.specialToken == null || t.specialToken.image.startsWith("##")) {
        return t.image;
    } else {
        StrBuilder special = getSpecialText(t);
        if (special.length() > 0) {
            return special.append(t.image).toString();
        }
        return t.image;
    }
}

From source file:com.applerox.jack.AppleCommands.AppleCommands.java

public static String finalArg(String[] strings, int pos) {
    StrBuilder sb = new StrBuilder();
    for (int i = pos; i < strings.length; i++) {
        sb.append(strings[i]);/*from  w  w  w  . j av a  2s  .co m*/
        sb.append(" ");
    }
    return sb.substring(0, sb.length() - 1);
}

From source file:com.antsdb.saltedfish.sql.vdm.ExprUtil.java

/**
 * <p>Unescapes any Java literals found in the <code>String</code> to a
 * <code>Writer</code>.</p>
 *
 * <p>For example, it will turn a sequence of <code>'\'</code> and
 * <code>'n'</code> into a newline character, unless the <code>'\'</code>
 * is preceded by another <code>'\'</code>.</p>
 * //from   ww  w  .ja  v  a 2s .co m
 * <p>A <code>null</code> string input has no effect.</p>
 * 
 * @see http://dev.mysql.com/doc/refman/5.7/en/string-literals.html
 * 
 * @param out  the <code>Writer</code> used to output unescaped characters
 * @param str  the <code>String</code> to unescape, may be null
 * @throws IllegalArgumentException if the Writer is <code>null</code>
 * @throws IOException if error occurs on underlying Writer
 */
public static void unescapeJava(Writer out, String str) throws IOException {
    if (out == null) {
        throw new IllegalArgumentException("The Writer must not be null");
    }
    if (str == null) {
        return;
    }
    int sz = str.length();
    StrBuilder unicode = new StrBuilder(4);
    boolean hadSlash = false;
    boolean inUnicode = false;
    for (int i = 0; i < sz; i++) {
        char ch = str.charAt(i);
        if (inUnicode) {
            // if in unicode, then we're reading unicode
            // values in somehow
            unicode.append(ch);
            if (unicode.length() == 4) {
                // unicode now contains the four hex digits
                // which represents our unicode character
                try {
                    int value = Integer.parseInt(unicode.toString(), 16);
                    out.write((char) value);
                    unicode.setLength(0);
                    inUnicode = false;
                    hadSlash = false;
                } catch (NumberFormatException nfe) {
                    throw new NestableRuntimeException("Unable to parse unicode value: " + unicode, nfe);
                }
            }
            continue;
        }
        if (hadSlash) {
            // handle an escaped value
            hadSlash = false;
            switch (ch) {
            case '0':
                out.write(0);
                break;
            case '\'':
                out.write('\'');
                break;
            case '\"':
                out.write('"');
                break;
            case 'b':
                out.write('\b');
                break;
            case 'n':
                out.write('\n');
                break;
            case 'r':
                out.write('\r');
                break;
            case 't':
                out.write('\t');
                break;
            case 'Z':
                out.write(26);
                break;
            case '\\':
                out.write('\\');
                break;
            case '%':
                out.write('%');
                break;
            case '_':
                out.write('_');
                break;
            case 'u': {
                // uh-oh, we're in unicode country....
                inUnicode = true;
                break;
            }
            default:
                out.write(ch);
            }
            continue;
        } else if (ch == '\\') {
            hadSlash = true;
            continue;
        }
        out.write(ch);
    }
    if (hadSlash) {
        // then we're in the weird case of a \ at the end of the
        // string, let's output it anyway.
        out.write('\\');
    }
}

From source file:bboss.org.apache.velocity.runtime.parser.node.NodeUtils.java

/**
 * Utility method to interpolate context variables
 * into string literals. So that the following will
 * work://  ww  w  .j a  v  a 2 s.  c o  m
 *
 * #set $name = "candy"
 * $image.getURI("${name}.jpg")
 *
 * And the string literal argument will
 * be transformed into "candy.jpg" before
 * the method is executed.
 * 
 * @deprecated this method isn't called by any class
 * 
 * @param argStr
 * @param vars
 * @return Interpoliation result.
 * @throws MethodInvocationException
 */
public static String interpolate(String argStr, Context vars) throws MethodInvocationException {
    // if there's nothing to replace, skip this (saves buffer allocation)
    if (argStr.indexOf('$') == -1)
        return argStr;

    StrBuilder argBuf = new StrBuilder();

    for (int cIdx = 0, is = argStr.length(); cIdx < is;) {
        char ch = argStr.charAt(cIdx);

        if (ch == '$') {
            StrBuilder nameBuf = new StrBuilder();
            for (++cIdx; cIdx < is; ++cIdx) {
                ch = argStr.charAt(cIdx);
                if (ch == '_' || ch == '-' || Character.isLetterOrDigit(ch))
                    nameBuf.append(ch);
                else if (ch == '{' || ch == '}')
                    continue;
                else
                    break;
            }

            if (nameBuf.length() > 0) {
                Object value = vars.get(nameBuf.toString());

                if (value == null)
                    argBuf.append("$").append(nameBuf.toString());
                else
                    argBuf.append(value.toString());
            }

        } else {
            argBuf.append(ch);
            ++cIdx;
        }
    }

    return argBuf.toString();
}

From source file:de.iteratec.iteraplan.presentation.tags.StringEscapeUtilsFunction.java

public static void unescapeJava(Writer out, String str) throws IOException {
    if (out == null) {
        throw new IllegalArgumentException("The Writer must not be null");
    }/*from   w  w  w  . j av  a 2 s  .  co  m*/
    if (str == null) {
        return;
    }
    int sz = str.length();
    StrBuilder unicode = new StrBuilder(4);
    boolean hadSlash = false;
    boolean inUnicode = false;
    for (int i = 0; i < sz; i++) {
        char ch = str.charAt(i);
        if (inUnicode) {
            // if in unicode, then we're reading unicode
            // values in somehow
            unicode.append(ch);
            if (unicode.length() == 4) {
                // unicode now contains the four hex digits
                // which represents our unicode character
                try {
                    int value = Integer.parseInt(unicode.toString(), 16);
                    out.write((char) value);
                    unicode.setLength(0);
                    inUnicode = false;
                    hadSlash = false;
                } catch (NumberFormatException nfe) {
                    throw new NestableRuntimeException("Unable to parse unicode value: " + unicode, nfe);
                }
            }
            continue;
        }
        if (hadSlash) {
            hadSlash = false;
            switch (ch) {
            case '\\':
                out.write('\\');
                break;
            case '\'':
                out.write('\'');
                break;
            case '\"':
                out.write('"');
                break;
            case 'r':
                out.write('\r');
                break;
            case 'f':
                out.write('\f');
                break;
            case 't':
                out.write('\t');
                break;
            case 'n':
                out.write('\n');
                break;
            case 'b':
                out.write('\b');
                break;
            case 'u': {
                inUnicode = true;
                break;
            }
            default:
                out.write(ch);
                break;
            }
            continue;
        } else if (ch == '\\') {
            hadSlash = true;
            continue;
        }
        out.write(ch);
    }
    if (hadSlash) {
        out.write('\\');
    }
}

From source file:com.hmsinc.epicenter.integrator.service.event.AbstractHL7EventHandler.java

/**
 * @param adt/* w ww  . j ava  2  s.  co m*/
 * @return
 * @throws HL7Exception
 */
protected static String extractReason(final ADT_A01 adt) {

    String ret = null;

    final CE complaint = adt.getPV2().getAdmitReason();
    final StrBuilder reasonBuf = new StrBuilder();

    final String complaintId = StringUtils.trimToNull(complaint.getIdentifier().getValue());
    final String complaintText = StringUtils.trimToNull(complaint.getText().getValue());
    if (complaintId != null && isValidComplaint(complaintId)) {
        reasonBuf.append(complaintId);
    }
    if (complaintText != null && isValidComplaint(complaintText)) {
        if (reasonBuf.length() > 0) {
            reasonBuf.append(" ");
        }
        reasonBuf.append(complaintText);
    }
    ret = StringUtils.trimToNull(reasonBuf.toString());

    return ret;
}

From source file:com.google.visualization.datasource.util.SqlDataSourceHelper.java

/**
 * Builds the WHERE clause for comparison filter. This is the base case of
 * the recursive building of the WHERE clause of the sql query.
 *
 * @param whereClause A string builder representing the WHERE clause of the SQL query.
 * @param queryFilter The query filter.//from ww w.  j  a  v a 2 s.  c o  m
 */
private static void buildWhereCluaseForComparisonFilter(StrBuilder whereClause, QueryFilter queryFilter) {
    StrBuilder first = new StrBuilder();
    StrBuilder second = new StrBuilder();

    // Build the left part and the right part of the clause according to the filter's type.
    if (queryFilter instanceof ColumnColumnFilter) {
        ColumnColumnFilter filter = (ColumnColumnFilter) queryFilter;
        first.append(getColumnId(filter.getFirstColumn()));
        second.append(getColumnId(filter.getSecondColumn()));
    } else { // The filter is a ColumnValueFilter
        ColumnValueFilter filter = (ColumnValueFilter) queryFilter;
        first.append(getColumnId(filter.getColumn()));
        second.append(filter.getValue().toString());
        if ((filter.getValue().getType() == ValueType.TEXT) || (filter.getValue().getType() == ValueType.DATE)
                || (filter.getValue().getType() == ValueType.DATETIME)
                || (filter.getValue().getType() == ValueType.TIMEOFDAY)) {
            second.insert(0, "\"");
            second.insert(second.length(), "\"");
        }
    }
    whereClause.append(buildWhereClauseFromRightAndLeftParts(first, second,
            ((ComparisonFilter) queryFilter).getOperator()));
}

From source file:com.google.visualization.datasource.util.SqlDataSourceHelperTest.java

/**
 * Tests the building of the SQL query LIMIT and OFFSET clauses from the Gviz
 * query.//from  w  ww.j a  v a 2s.c om
 *
 * @throws InvalidQueryException When there is an error in the query.
 */
public void testBuildLimitAndOffsetClauses() throws InvalidQueryException {
    Query query = new Query();
    int limit = 2;
    int offset = 3;

    // Only offset, default limit.
    query.setRowOffset(offset);
    StrBuilder queryStringBuilder = new StrBuilder();
    SqlDataSourceHelper.appendLimitAndOffsetClause(query, queryStringBuilder);
    assertEquals(" OFFSET " + offset, queryStringBuilder.toString());

    // Both limit and offset.
    query.setRowLimit(limit);
    queryStringBuilder.delete(0, queryStringBuilder.length());
    SqlDataSourceHelper.appendLimitAndOffsetClause(query, queryStringBuilder);
    assertEquals("LIMIT " + limit + " OFFSET " + offset, queryStringBuilder.toString());

    // Only limit.
    query = new Query();
    queryStringBuilder.delete(0, queryStringBuilder.length());
    query.setRowLimit(limit);
    SqlDataSourceHelper.appendLimitAndOffsetClause(query, queryStringBuilder);
    assertEquals("LIMIT " + limit, queryStringBuilder.toString());

    // No limit and no offset.
    query = new Query();
    queryStringBuilder.delete(0, queryStringBuilder.length());
    SqlDataSourceHelper.appendLimitAndOffsetClause(query, queryStringBuilder);
    assertEquals("", queryStringBuilder.toString());
}

From source file:net.ymate.platform.webmvc.util.StringEscapeUtils.java

public static String unescapeJava(String str) {
    if (str == null) {
        return null;
    }/*w  w w . j av  a2s.  co m*/
    int sz = str.length();
    StringBuilder out = new StringBuilder();
    StrBuilder unicode = new StrBuilder(4);
    boolean hadSlash = false;
    boolean inUnicode = false;
    for (int i = 0; i < sz; i++) {
        char ch = str.charAt(i);
        if (inUnicode) {
            unicode.append(ch);
            if (unicode.length() == 4) {
                try {
                    int value = Integer.parseInt(unicode.toString(), 16);
                    out.append((char) value);
                    unicode.setLength(0);
                    inUnicode = false;
                    hadSlash = false;
                } catch (NumberFormatException nfe) {
                    throw new NestableRuntimeException("Unable to parse unicode value: " + unicode, nfe);
                }
            }
            continue;
        }
        if (hadSlash) {
            hadSlash = false;
            switch (ch) {
            case '\\':
                out.append('\\');
                break;
            case '\'':
                out.append('\'');
                break;
            case '\"':
                out.append('"');
                break;
            case 'r':
                out.append('\r');
                break;
            case 'f':
                out.append('\f');
                break;
            case 't':
                out.append('\t');
                break;
            case 'n':
                out.append('\n');
                break;
            case 'b':
                out.append('\b');
                break;
            case 'u': {
                inUnicode = true;
                break;
            }
            default:
                out.append(ch);
                break;
            }
            continue;
        } else if (ch == '\\') {
            hadSlash = true;
            continue;
        }
        out.append(ch);
    }
    if (hadSlash) {
        out.append('\\');
    }
    return out.toString();
}

From source file:org.eclipse.skalli.core.search.LuceneIndex.java

static private void addTerm(StrBuilder query, StrBuilder term, boolean isSimpleTerm) {
    term.trim();//  w  w  w.  j a  v  a 2s . c  o m
    if (term.length() > 0) {
        if (query.length() > 0) {
            query.append(' ');
        }
        if (term.equals(AND) || term.equals(OR) || term.equals(NOT) || term.equals(TO)) {
            isSimpleTerm = false;
        }
        if (isSimpleTerm) {
            query.append('(');
            query.append('"').append(term).append('"');
            query.append(' ').append(term).append('*');
            query.append(' ').append(term).append('~');
            query.append(')');
        } else {
            query.append(term);
        }
    }
}