Example usage for java.io PushbackReader PushbackReader

Introduction

In this page you can find the example usage for java.io PushbackReader PushbackReader.

Prototype

public PushbackReader(Reader in) 

Source Link

Document

Creates a new pushback reader with a one-character pushback buffer.

Usage

From source file:gridool.db.partitioning.phihash.csv.grace.CsvGraceHashPartitioningTask.java

private static final CsvReader getCsvReader(final String csvPath, final char filedSeparator,
        final char quoteChar) throws GridException {
    final Reader reader;
    try {//from w w w.j  a va2  s  .c o  m
        FileInputStream fis = new FileInputStream(csvPath);
        FastBufferedInputStream bis = new FastBufferedInputStream(fis, csvInputBufSize);
        reader = new InputStreamReader(bis, "UTF-8");
    } catch (FileNotFoundException fne) {
        LOG.error(fne);
        throw new GridException("CSV file not found: " + csvPath, fne);
    } catch (UnsupportedEncodingException uee) {
        LOG.error(uee);
        throw new IllegalStateException(uee); // should never happens
    }
    PushbackReader pushback = new PushbackReader(reader);
    return new SimpleCsvReader(pushback, filedSeparator, quoteChar);
}

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From source file:ca.uhn.fhir.rest.method.MethodUtil.java

public static MethodOutcome process2xxResponse(FhirContext theContext, int theResponseStatusCode,
        String theResponseMimeType, Reader theResponseReader, Map<String, List<String>> theHeaders) {
    List<String> locationHeaders = new ArrayList<String>();
    List<String> lh = theHeaders.get(Constants.HEADER_LOCATION_LC);
    if (lh != null) {
        locationHeaders.addAll(lh);/*w ww .  j a  v a2s . co  m*/
    }
    List<String> clh = theHeaders.get(Constants.HEADER_CONTENT_LOCATION_LC);
    if (clh != null) {
        locationHeaders.addAll(clh);
    }

    MethodOutcome retVal = new MethodOutcome();
    if (locationHeaders != null && locationHeaders.size() > 0) {
        String locationHeader = locationHeaders.get(0);
        BaseOutcomeReturningMethodBinding.parseContentLocation(theContext, retVal, locationHeader);
    }
    if (theResponseStatusCode != Constants.STATUS_HTTP_204_NO_CONTENT) {
        EncodingEnum ct = EncodingEnum.forContentType(theResponseMimeType);
        if (ct != null) {
            PushbackReader reader = new PushbackReader(theResponseReader);

            try {
                int firstByte = reader.read();
                if (firstByte == -1) {
                    BaseOutcomeReturningMethodBinding.ourLog.debug("No content in response, not going to read");
                    reader = null;
                } else {
                    reader.unread(firstByte);
                }
            } catch (IOException e) {
                BaseOutcomeReturningMethodBinding.ourLog.debug("No content in response, not going to read", e);
                reader = null;
            }

            if (reader != null) {
                IParser parser = ct.newParser(theContext);
                IBaseResource outcome = parser.parseResource(reader);
                if (outcome instanceof IBaseOperationOutcome) {
                    retVal.setOperationOutcome((IBaseOperationOutcome) outcome);
                } else {
                    retVal.setResource(outcome);
                }
            }

        } else {
            BaseOutcomeReturningMethodBinding.ourLog.debug("Ignoring response content of type: {}",
                    theResponseMimeType);
        }
    }
    return retVal;
}

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From source file:nl.armatiek.xslweb.serializer.RequestSerializer.java

private void serializeBody(List<FileItem> fileItems) throws Exception {
    if (!req.getMethod().equals("POST") || fileItems != null) {
        return;/*from   w ww .  j  a  va 2  s  .  c  o m*/
    }
    PushbackReader pushbackReader = new PushbackReader(req.getReader());
    int b = pushbackReader.read();
    if (b == -1) {
        return;
    }
    pushbackReader.unread(b);
    xsw.writeStartElement(URI, "body");
    String contentType = req.getContentType();
    if (contentType != null && contentType.contains(";")) {
        contentType = contentType.split(";")[0].trim();
    }
    if ((contentType != null) && (contentType.startsWith("text/xml")
            || contentType.startsWith("application/xml") || contentType.endsWith("+xml"))) {
        getFilteredXMLReader().parse(new InputSource(pushbackReader));
    } else if ((contentType != null) && contentType.startsWith("text/plain")) {
        xsw.writeCharacters(IOUtils.toString(pushbackReader));
    } else {
        xsw.writeCData(Base64.encodeBase64String(IOUtils.toByteArray(pushbackReader, "UTF-8")));
    }
    xsw.writeEndElement();
}

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From source file:org.eclipse.jubula.client.core.utils.GuiParamValueConverter.java

/** create tokens from gui string */
void createTokens() {
    Parser parser = new Parser(new JubulaParameterLexer(
            new PushbackReader(new StringReader(StringUtils.defaultString(getGuiString())))));
    ParsedParameter parsedParam = new ParsedParameter(true, getCurrentNode(), getDesc());
    try {/*from   w ww .jav a  2 s.  c o  m*/
        parser.parse().apply(parsedParam);
        setTokens(parsedParam.getTokens());
    } catch (LexerException e) {
        createErrors(e, getGuiString());
    } catch (ParserException e) {
        createErrors(e, getGuiString());
    } catch (IOException e) {
        LOG.error(Messages.ParameterParsingErrorOccurred, e);
        createErrors(e, getGuiString());
    } catch (SemanticParsingException e) {
        createErrors(e, getGuiString());
    }
}

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From source file:org.eclipse.jubula.client.core.utils.ModelParamValueConverter.java

/**
 * @{inheritDoc}//from  w w w . ja  v a 2  s .com
 */
void createTokens() {
    Parser parser = new Parser(new JubulaParameterLexer(
            new PushbackReader(new StringReader(StringUtils.defaultString(getModelString())))));
    ParsedParameter parsedParam = new ParsedParameter(false, getCurrentNode(), getDesc());
    try {
        parser.parse().apply(parsedParam);
        setTokens(parsedParam.getTokens());
    } catch (LexerException e) {
        createErrors(e, getModelString());
    } catch (ParserException e) {
        createErrors(e, getModelString());
    } catch (IOException e) {
        LOG.error(Messages.ParameterParsingErrorOccurred, e);
        createErrors(e, getModelString());
    } catch (SemanticParsingException e) {
        createErrors(e, getModelString());
    }
}

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From source file:org.eclipse.jubula.client.core.utils.SimpleStringConverter.java

/** create tokens from gui string */
void createTokens() {
    Parser parser = new Parser(new JubulaParameterLexer(
            new PushbackReader(new StringReader(StringUtils.defaultString(getGuiString())))));
    ParsedParameter parsedParam = new ParsedParameter(true, null, null);
    try {/*from   www.  j  a  va 2  s  .  c o m*/
        parser.parse().apply(parsedParam);
        List<IParamValueToken> liste = parsedParam.getTokens();
        setTokens(liste);
    } catch (LexerException e) {
        createErrors(e, getGuiString());
    } catch (ParserException e) {
        createErrors(e, getGuiString());
    } catch (IOException e) {
        LOG.error(Messages.ParameterParsingErrorOccurred, e);
        createErrors(e, getGuiString());
    } catch (SemanticParsingException e) {
        createErrors(e, getGuiString());
    }
}

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From source file:org.limy.eclipse.qalab.outline.sequence.SequenceImageCreator.java

/**
 * V?[PX?}?? layoutData, pngFile ?o?B// w w w  .j a va2 s. c om
 * @param root V?[PX?}Bean
 * @throws IOException I/OO
 * @throws ParserException 
 */
private void writeSequence(SequenceBean root) throws IOException, ParserException {
    StringWriter out = new StringWriter();
    Context context = new VelocityContext();
    context.put("root", root);
    VelocitySupport.write(new File(LimyQalabPlugin.getDefault().getPluginRoot(), "resource/sequence/index.vm")
            .getAbsolutePath(), context, out);
    File txtFile = LimyQalabUtils.createTempFile(env.getProject(), "sequence.txt");
    pngFile = LimyQalabUtils.createTempFile(env.getProject(), "sequence.png");
    FileUtils.writeByteArrayToFile(txtFile, out.toString().getBytes());

    Parser parser = ParserFactory.getInstance().getDefaultParser();
    NodeFactory nodeFactory = ParserFactory.getInstance().getNodeFactoryForParser(parser);
    Diagram diagram = new Diagram(parser, nodeFactory);

    PushbackReader reader = new PushbackReader(new FileReader(txtFile));
    try {
        diagram.parse(reader);
    } finally {
        reader.close();
    }

    Model model = new Model(new ExceptionHandler() {
        public void exception(Exception e) {
            e.printStackTrace();
        }
    }, diagram);

    BufferedImage bi = new BufferedImage(10, 10, BufferedImage.TYPE_INT_ARGB);
    Graphics2D graphics = bi.createGraphics();
    layoutData = new LayoutData(new SwingStringMeasure(graphics));
    diagram.layout(layoutData);

    int height = layoutData.getHeight();
    int width = layoutData.getWidth();

    BufferedImage png = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
    Graphics2D pngGraphics = png.createGraphics();
    pngGraphics.setClip(0, 0, width, height);
    Map<Key, Object> hintsMap = new HashMap<Key, Object>();
    hintsMap.put(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    pngGraphics.addRenderingHints(hintsMap);
    pngGraphics.setBackground(Prefs.getColorValue(Prefs.BACKGROUND_COLOR));
    pngGraphics.fillRect(0, 0, width, height);

    SwingPainter painter = new SwingPainter();
    painter.setGraphics(pngGraphics);
    model.layout(layoutData);
    layoutData.paint(painter);

    ImageIO.write(png, "png", pngFile);
}

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