Examples with StringValue org.exist.xquery.value.StringValue used on opensource projects

Example 21 with StringValue

use of org.exist.xquery.value.StringValue in project exist by eXist-db.

the class Hash method eval.

/* (non-Javadoc)
      * @see org.exist.xquery.Expression#eval(org.exist.dom.persistent.DocumentSet, org.exist.xquery.value.Sequence, org.exist.xquery.value.Item)
      */
public Sequence eval(Sequence[] args, Sequence contextSequence) throws XPathException {
    boolean base64 = false;
    final String message = args[0].itemAt(0).getStringValue();
    final String algorithm = args[1].itemAt(0).getStringValue();
    if (args.length > 2) {
        base64 = args[2].effectiveBooleanValue();
    }
    String md = null;
    try {
        md = MessageDigester.calculate(message, algorithm, base64);
    } catch (final IllegalArgumentException ex) {
        throw new XPathException(ex.getMessage());
    }
    return (new StringValue(md));
}

Example 22 with StringValue

use of org.exist.xquery.value.StringValue in project exist by eXist-db.

the class BaseConversionFunctions method eval.

@Override
public Sequence eval(final Sequence[] args, final Sequence contextSequence) throws XPathException {
    if (isCalledAs(qnIntToOctal.getLocalPart())) {
        final int i = args[0].toJavaObject(Integer.class);
        final String octal = i == 0 ? "0" : "0" + Integer.toOctalString(i);
        return new StringValue(octal);
    } else if (isCalledAs(qnOctalToInt.getLocalPart())) {
        final String octal = args[0].toString();
        return new IntegerValue(Integer.parseInt(octal, 8));
    } else {
        throw new XPathException("Unknown function call: " + getSignature());
    }
}

Example 23 with StringValue

use of org.exist.xquery.value.StringValue in project exist by eXist-db.

the class BaseConverter method eval.

/* (non-Javadoc)
      * @see org.exist.xquery.Expression#eval(org.exist.dom.persistent.DocumentSet, org.exist.xquery.value.Sequence, org.exist.xquery.value.Item)
      */
public Sequence eval(Sequence[] args, Sequence contextSequence) throws XPathException {
    int intValue;
    String stringValue;
    final String number = args[0].itemAt(0).getStringValue();
    final int intBase = ((IntegerValue) args[1].itemAt(0)).getInt();
    if (isCalledAs("base-to-integer")) {
        intValue = Integer.parseInt(number, intBase);
        return new IntegerValue(intValue);
    } else {
        switch(Base.getBase(intBase)) {
            case BINARY:
                stringValue = Integer.toBinaryString(Integer.parseInt(number));
                break;
            case OCTAL:
                stringValue = Integer.toOctalString(Integer.parseInt(number));
                break;
            // break;
            case HEXADECIMAL:
                stringValue = Integer.toHexString(Integer.parseInt(number));
                break;
            default:
                {
                    logger.error("Unhandled base for conversion target in integer-to-base().");
                    throw new XPathException("Unhandled base for conversion target in integer-to-base().");
                }
        }
        return new StringValue(stringValue);
    }
}

Example 24 with StringValue

use of org.exist.xquery.value.StringValue in project exist by eXist-db.

the class PermissionsFunction method functionModeToOctal.

private Sequence functionModeToOctal(final String modeStr) throws XPathException {
    try {
        final int mode = AbstractUnixStylePermission.simpleSymbolicModeToInt(modeStr);
        final String octal = mode == 0 ? "0" : "0" + Integer.toOctalString(mode);
        return new StringValue(octal);
    } catch (final SyntaxException se) {
        throw new XPathException(se.getMessage(), se);
    }
}

Example 25 with StringValue

use of org.exist.xquery.value.StringValue in project exist by eXist-db.

the class GetAttributeNames method eval.

@Override
public Sequence eval(final Sequence[] args, @Nonnull final SessionWrapper session) throws XPathException {
    final Optional<Enumeration<String>> maybeAttributeNames = withValidSession(session, SessionWrapper::getAttributeNames);
    if (!maybeAttributeNames.isPresent()) {
        return Sequence.EMPTY_SEQUENCE;
    }
    final Enumeration<String> attributeNames = maybeAttributeNames.get();
    if (!attributeNames.hasMoreElements()) {
        return Sequence.EMPTY_SEQUENCE;
    }
    final ValueSequence result = new ValueSequence();
    while (attributeNames.hasMoreElements()) {
        final String attributeName = attributeNames.nextElement();
        result.add(new StringValue(attributeName));
    }
    return result;
}