Examples with UnsupportedCharsetException java.nio.charset.UnsupportedCharsetException used on opensource projects

Example 11 with UnsupportedCharsetException

use of java.nio.charset.UnsupportedCharsetException in project RoboZombie by sahan.

the class EntityUtils method toString.

/**
     * Get the entity content as a String, using the provided default character set
     * if none is found in the entity.
     * If defaultCharset is null, the default "ISO-8859-1" is used.
     *
     * @param entity must not be null
     * @param defaultCharset character set to be applied if none found in the entity
     * @return the entity content as a String. May be null if
     *   {@link HttpEntity#getContent()} is null.
     * @throws ParseException if header elements cannot be deserialized
     * @throws IllegalArgumentException if entity is null or if content length > Integer.MAX_VALUE
     * @throws IOException if an error occurs reading the input stream
     */
public static String toString(final HttpEntity entity, final Charset defaultCharset) throws IOException, ParseException {
    if (entity == null) {
        throw new IllegalArgumentException("HTTP entity may not be null");
    }
    InputStream instream = entity.getContent();
    if (instream == null) {
        return null;
    }
    try {
        if (entity.getContentLength() > Integer.MAX_VALUE) {
            throw new IllegalArgumentException("HTTP entity too large to be buffered in memory");
        }
        int i = (int) entity.getContentLength();
        if (i < 0) {
            i = 4096;
        }
        Charset charset = null;
        try {
            ContentType contentType = ContentType.getOrDefault(entity);
            charset = contentType.getCharset();
        } catch (UnsupportedCharsetException ex) {
            throw new UnsupportedEncodingException(ex.getMessage());
        }
        if (charset == null) {
            charset = defaultCharset;
        }
        if (charset == null) {
            charset = HTTP.DEF_CONTENT_CHARSET;
        }
        Reader reader = new InputStreamReader(instream, charset);
        CharArrayBuffer buffer = new CharArrayBuffer(i);
        char[] tmp = new char[1024];
        int l;
        while ((l = reader.read(tmp)) != -1) {
            buffer.append(tmp, 0, l);
        }
        return buffer.toString();
    } finally {
        instream.close();
    }
}

Example 12 with UnsupportedCharsetException

use of java.nio.charset.UnsupportedCharsetException in project nokogiri by sparklemotion.

the class ParserContext method setInputSource.

/**
     * Set the InputSource from <code>url</code> or <code>data</code>,
     * which may be an IO object, a String, or a StringIO.
     */
public void setInputSource(ThreadContext context, IRubyObject data, IRubyObject url) {
    source = new InputSource();
    Ruby ruby = context.getRuntime();
    ParserContext.setUrl(context, source, url);
    // to the EncodingReaderInputStream
    if (setEncoding(context, data))
        return;
    RubyString stringData = null;
    if (invoke(context, data, "respond_to?", ruby.newSymbol("to_io")).isTrue()) {
        RubyIO io = (RubyIO) TypeConverter.convertToType(data, ruby.getIO(), "to_io");
        // use unclosedable input stream to fix #495
        source.setByteStream(new UncloseableInputStream(io.getInStream()));
    } else if (invoke(context, data, "respond_to?", ruby.newSymbol("read")).isTrue()) {
        stringData = invoke(context, data, "read").convertToString();
    } else if (invoke(context, data, "respond_to?", ruby.newSymbol("string")).isTrue()) {
        stringData = invoke(context, data, "string").convertToString();
    } else if (data instanceof RubyString) {
        stringData = (RubyString) data;
    } else {
        throw ruby.newArgumentError("must be kind_of String or respond to :to_io, :read, or :string");
    }
    if (stringData != null) {
        String encName = null;
        if (stringData.encoding(context) != null) {
            encName = stringData.encoding(context).toString();
        }
        Charset charset = null;
        if (encName != null) {
            try {
                charset = Charset.forName(encName);
            } catch (UnsupportedCharsetException e) {
            // do nothing;
            }
        }
        ByteList bytes = stringData.getByteList();
        if (charset != null) {
            StringReader reader = new StringReader(new String(bytes.unsafeBytes(), bytes.begin(), bytes.length(), charset));
            source.setCharacterStream(reader);
            source.setEncoding(charset.name());
        } else {
            stringDataSize = bytes.length() - bytes.begin();
            ByteArrayInputStream stream = new ByteArrayInputStream(bytes.unsafeBytes(), bytes.begin(), bytes.length());
            source.setByteStream(stream);
        }
    }
}

Example 13 with UnsupportedCharsetException

use of java.nio.charset.UnsupportedCharsetException in project gocd by gocd.

the class ParserContext method setInputSource.

/**
     * Set the InputSource from <code>url</code> or <code>data</code>,
     * which may be an IO object, a String, or a StringIO.
     */
public void setInputSource(ThreadContext context, IRubyObject data, IRubyObject url) {
    source = new InputSource();
    Ruby ruby = context.getRuntime();
    ParserContext.setUrl(context, source, url);
    // to the EncodingReaderInputStream
    if (setEncoding(context, data))
        return;
    RubyString stringData = null;
    if (invoke(context, data, "respond_to?", ruby.newSymbol("to_io").to_sym()).isTrue()) {
        /* IO or other object that responds to :to_io */
        RubyIO io = (RubyIO) TypeConverter.convertToType(data, ruby.getIO(), "to_io");
        // use unclosedable input stream to fix #495
        source.setByteStream(new UncloseableInputStream(io.getInStream()));
    } else {
        if (invoke(context, data, "respond_to?", ruby.newSymbol("string").to_sym()).isTrue()) {
            /* StringIO or other object that responds to :string */
            stringData = invoke(context, data, "string").convertToString();
        } else if (data instanceof RubyString) {
            stringData = (RubyString) data;
        } else {
            throw ruby.newArgumentError("must be kind_of String or respond to :to_io or :string");
        }
    }
    if (stringData != null) {
        String encName = null;
        if (stringData.encoding(context) != null) {
            encName = stringData.encoding(context).toString();
        }
        Charset charset = null;
        if (encName != null) {
            try {
                charset = Charset.forName(encName);
            } catch (UnsupportedCharsetException e) {
            // do nothing;
            }
        }
        ByteList bytes = stringData.getByteList();
        if (charset != null) {
            StringReader reader = new StringReader(new String(bytes.unsafeBytes(), bytes.begin(), bytes.length(), charset));
            source.setCharacterStream(reader);
            source.setEncoding(charset.name());
        } else {
            stringDataSize = bytes.length() - bytes.begin();
            ByteArrayInputStream stream = new ByteArrayInputStream(bytes.unsafeBytes(), bytes.begin(), bytes.length());
            source.setByteStream(stream);
        }
    }
}

Example 14 with UnsupportedCharsetException

use of java.nio.charset.UnsupportedCharsetException in project j2objc by google.

the class IOSCharsetEncoder method encodeImpl.

private byte[] encodeImpl(CharBuffer in) {
    Charset cs = charset();
    if (!(cs instanceof IOSCharset)) {
        throw new UnsupportedCharsetException(cs.name());
    }
    char[] chars;
    int i;
    if (inBuffer != null) {
        i = inBuffer.length;
        chars = new char[i + in.remaining()];
        System.arraycopy(inBuffer, 0, chars, 0, inBuffer.length);
        inBuffer = null;
    } else {
        if (nsEncoding == /* NSUnicodeStringEncoding */
        10L) {
            // Prepend required BOM for Java's big-endian encoding default.
            chars = new char[in.remaining() + 1];
            chars[0] = (char) 0xFEFF;
            i = 1;
        } else {
            i = 0;
            chars = new char[in.remaining()];
        }
    }
    in.get(chars, i, chars.length - i);
    byte[] bytes = encode(chars, nsEncoding);
    if (bytes.length == 0) {
        inBuffer = chars;
    } else {
        inBuffer = null;
    }
    return bytes;
}

Example 15 with UnsupportedCharsetException

use of java.nio.charset.UnsupportedCharsetException in project j2objc by google.

the class ChannelsTest method testnewWriterCharsetError.

public void testnewWriterCharsetError() throws Exception {
    this.fouts = new FileOutputStream(tmpFile);
    WritableByteChannel wbChannel = Channels.newChannel(this.fouts);
    try {
        Channels.newWriter(wbChannel, Charset.forName(BAD_CODE_SET).newEncoder(), -1);
        fail();
    } catch (UnsupportedCharsetException e) {
    // correct
    }
}