Example usage for org.apache.commons.codec.net QCodec QCodec

Introduction

In this page you can find the example usage for org.apache.commons.codec.net QCodec QCodec.

Prototype

public QCodec(final String charset) 

Source Link

Document

Constructor which allows for the selection of a default charset

Usage

From source file:io.datenwelt.cargo.rest.utils.Rfc2047.java

public static String decodeHeader(String input) {
    StringTokenizer tokenizer = new StringTokenizer(input, " \t", true);
    StringBuilder decoded = new StringBuilder();
    while (tokenizer.hasMoreTokens()) {
        String token = tokenizer.nextToken();
        if (!token.startsWith("=?") || !token.endsWith("?=")) {
            decoded.append(token);// w  w  w .j  av  a  2s.com
            continue;
        }
        String encodedWord = token;
        String[] parts = encodedWord.substring(2, encodedWord.length() - 2).split("\\?", 3);
        if (parts.length != 3) {
            decoded.append(token);
            continue;
        }
        Charset charset;
        try {
            charset = Charset.forName(parts[0]);
        } catch (Exception ex) {
            LOG.debug("Skipping the decoding of a header value due to an unknown charset \"{}\" found in: ",
                    parts[1], input, ex);
            decoded.append(token);
            continue;
        }
        String encoding = parts[1].toUpperCase();
        switch (encoding) {
        case "B":
            BCodec bcodec = new BCodec(charset);
            try {
                decoded.append(bcodec.decode(encodedWord));
            } catch (Exception ex) {
                LOG.debug("Skipping the decoding of BASE64 value from string \"{}\" found in: ", encodedWord,
                        input, ex);
                decoded.append(token);
            }
            break;
        case "Q":
            QCodec qcodec = new QCodec(charset);
            try {
                decoded.append(qcodec.decode(encodedWord));
            } catch (Exception ex) {
                LOG.debug("Skipping the decoding of Q encoded value from string \"{}\" found in: ", encodedWord,
                        input, ex);
                decoded.append(token);
            }
            break;
        default:
            LOG.debug("Skipping the decoding of value from unknown encoding \"{}\" found in: ", encodedWord,
                    input);
            decoded.append(token);
        }
    }
    return decoded.toString();
}

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From source file:io.datenwelt.cargo.rest.utils.Rfc2047.java

public static String encodeHeader(String input) {
    StringTokenizer tokenizer = new StringTokenizer(input, "\t ,;:-/=+#*", true);
    CharsetEncoder charsetEncoder = Charset.forName(CharEncoding.ISO_8859_1).newEncoder();
    QCodec qcodec = new QCodec(Charset.forName(CharEncoding.UTF_8));
    StringBuilder encoded = new StringBuilder();
    while (tokenizer.hasMoreTokens()) {
        String token = tokenizer.nextToken();
        if (!charsetEncoder.canEncode(token)) {
            try {
                encoded.append(qcodec.encode(token));
            } catch (EncoderException ex) {
                LOG.debug("Skipping the Q encoding of header value for non ISO-8859-1 string: {}", input, ex);
                encoded.append(token);//from  w  ww. j  a  v a 2 s . co m
            }
        } else {
            encoded.append(token);
        }
    }
    return encoded.toString();
}

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From source file:org.apache.abdera.i18n.text.Rfc2047Helper.java

/**
 * Used to encode a string as specified by RFC 2047
 * /*from w  w w  .  j  a  v a2 s. co  m*/
 * @param value The string to encode
 * @param charset The character set to use for the encoding
 */
public static String encode(String value, String charset, Codec codec) {
    if (value == null)
        return null;
    try {
        switch (codec) {
        case Q:
            return (new QCodec(charset)).encode(value);
        case B:
        default:
            return (new BCodec(charset)).encode(value);
        }
    } catch (Exception e) {
        return value;
    }
}

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From source file:org.apache.abdera2.common.text.Codec.java

private String _encode(String value, String charset) {
    if (value == null)
        return null;
    try {// w w  w  .  j a  v a 2s . c  o  m
        StringEncoder e = null;
        switch (this) {
        case Q:
            e = new QCodec(charset);
            break;
        case B:
            e = new BCodec(charset);
            break;
        default:
            e = new StarCodec(charset);
            break;
        }
        return e.encode(value);
    } catch (Exception e) {
        return value;
    }
}

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