Examples of java.io.CharArrayWriter

java.io.CharArrayWriter
CharArrayWriter is used as a character output stream on a character array. The buffer used to store the written characters will grow as needed to accommodate more characters as they are written.

            || !isAllSpace) {


            int line = startMark.getLineNumber();
            int column = startMark.getColumnNumber();


            CharArrayWriter ttext = new CharArrayWriter();
            int lastCh = 0, elType = 0;
            for (int i = 0; i < charBuffer.length(); i++) {


                int ch = charBuffer.charAt(i);
                if (ch == '\n') {
                    column = 1;
                    line++;
                } else {
                    column++;
                }
                if ((lastCh == '$' || lastCh == '#') && ch == '{') {
                    elType = lastCh;
                    if (ttext.size() > 0) {
                        new Node.TemplateText(
                            ttext.toString(),
                            startMark,
                            current);
                        ttext = new CharArrayWriter();
                        //We subtract two from the column number to
                        //account for the '[$,#]{' that we've already parsed
                        startMark = new Mark(ctxt, path, line, column - 2);
                    }
                    // following "${" || "#{" to first unquoted "}"
                    i++;
                    boolean singleQ = false;
                    boolean doubleQ = false;
                    lastCh = 0;
                    for (;; i++) {
                        if (i >= charBuffer.length()) {
                            throw new SAXParseException(
                                Localizer.getMessage(
                                    "jsp.error.unterminated",
                                    (char) elType + "{"),
                                locator);


                        }
                        ch = charBuffer.charAt(i);
                        if (ch == '\n') {
                            column = 1;
                            line++;
                        } else {
                            column++;
                        }
                        if (lastCh == '\\' && (singleQ || doubleQ)) {
                            ttext.write(ch);
                            lastCh = 0;
                            continue;
                        }
                        if (ch == '}') {
                            new Node.ELExpression((char) elType,
                                ttext.toString(),
                                startMark,
                                current);
                            ttext = new CharArrayWriter();
                            startMark = new Mark(ctxt, path, line, column);
                            break;
                        }
                        if (ch == '"')
                            doubleQ = !doubleQ;
                        else if (ch == '\'')
                            singleQ = !singleQ;


                        ttext.write(ch);
                        lastCh = ch;
                    }
                } else if (lastCh == '\\' && (ch == '$' || ch == '#')) {
                    ttext.write(ch);
                    ch = 0;  // Not start of EL anymore
                } else {
                    if (lastCh == '$' || lastCh == '#' || lastCh == '\\') {
                        ttext.write(lastCh);
                    }
                    if (ch != '$' && ch != '#' && ch != '\\') {
                        ttext.write(ch);
                    }
                }
                lastCh = ch;
            }
            if (lastCh == '$' || lastCh == '#' || lastCh == '\\') {
                ttext.write(lastCh);
            }
            if (ttext.size() > 0) {
                new Node.TemplateText(ttext.toString(), startMark, current);
            }
        }
        startMark = new Mark(ctxt, path, locator.getLineNumber(),
                             locator.getColumnNumber());

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    {
        InputStream is = ClassLoader.getSystemClassLoader().getResourceAsStream( resource );


        Reader reader = new InputStreamReader( new BufferedInputStream( is ) );


        CharArrayWriter writer = new CharArrayWriter();


        try
        {
            char[] buf = new char[2048];
            int len = 0;
            while ( len >= 0 )
            {
                len = reader.read( buf );
                if ( len > 0 )
                {
                    writer.write( buf, 0, len );
                }
            }
        }
        finally
        {
            try
            {
                reader.close();
            }
            catch ( IOException ioe )
            {
            }
        }


        char[] isca = writer.toCharArray();
        return isca;
    }

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    {
        super(parent.getContentType());


        _parent = parent;


        _internalBuffer = new CharArrayWriter();


       setWriter(new PrintWriter(_internalBuffer));
    }

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    public ExceptionDescription[] analyze(Throwable exception)
    {
        ExceptionDescription[] result;


        if (writer == null)
            writer = new CharArrayWriter();


        if (propertyDescriptions == null)
            propertyDescriptions = new ArrayList(LIST_SIZE);


        if (exceptionDescriptions == null)

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        };
    }


    private void dumpSerializedEngine(IMarkupWriter responseWriter)
    {
        CharArrayWriter writer = null;
        BinaryDumpOutputStream bos = null;


        try
        {
            // Because IReponseWriter doesn't implement the
            // java.io.Writer interface, we have to buffer this
            // stuff then pack it in all at once.  Kind of a waste!


            writer = new CharArrayWriter();


            bos = new BinaryDumpOutputStream(writer);
            bos.setBytesPerLine(32);


            bos.write(getSerializedEngine());
            bos.close();


            responseWriter.print(writer.toString());
        }
        catch (IOException ex)
        {
            // Ignore.
        }
        finally
        {
            if (bos != null)
            {
                try
                {
                    bos.close();
                }
                catch (IOException ex)
                {
                    // Ignore.
                }
            }


            if (writer != null)
            {
                writer.reset();
                writer.close();
            }
        }
    }

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  {
    super(parent.getContentType());


    _parent = parent;


    _internalBuffer = new CharArrayWriter();


    setWriter(new PrintWriter(_internalBuffer));
  }

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            log.info("DBCPCDatasourceComponent successfuly started!");
        }
        catch (Throwable e)
        {
            CharArrayWriter caw = new CharArrayWriter();
            e.printStackTrace(new PrintWriter(caw));
            String msg = "Unable to start DBCPCDatasourceComponent: ";
            log.error(msg+e.toString(), e);
            throw new IllegalStateException(msg+caw.toString());
        }
    }

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    protected void initWebXml() {
        try {
            if (webxmlLevel >= INC_WEBXML) {
                mapout = openWebxmlWriter(new File(webxmlFile));
                servletout = new CharArrayWriter();
                mappingout = new CharArrayWriter();
            } else {
                mapout = null;
                servletout = null;
                mappingout = null;
            }

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        "volatile", "while" };


    public static final int CHUNKSIZE = 1024;
        
    public static char[] removeQuotes(char []chars) {
        CharArrayWriter caw = new CharArrayWriter();
        for (int i = 0; i < chars.length; i++) {
            if (chars[i] == '%' && chars[i+1] == '\\' &&
                chars[i+2] == '>') {
                caw.write('%');
                caw.write('>');
                i = i + 2;
            } else {
                caw.write(chars[i]);
            }
        }
        return caw.toCharArray();
    }

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        // attribute does not allow RTexpression.
        return "<%=" + ret + "%>";
    }


    private String parseScriptText(String tx) {
        CharArrayWriter cw = new CharArrayWriter();
        int size = tx.length();
        int i = 0;
        while (i < size) {
            char ch = tx.charAt(i);
            if (i + 2 < size && ch == '%' && tx.charAt(i + 1) == '\\'
                    && tx.charAt(i + 2) == '>') {
                cw.write('%');
                cw.write('>');
                i += 3;
            } else {
                cw.write(ch);
                ++i;
            }
        }
        cw.close();
        return cw.toString();
    }

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