Examples with SourceStringReader net.sourceforge.plantuml.SourceStringReader used on opensource projects

Example 6 with SourceStringReader

use of net.sourceforge.plantuml.SourceStringReader in project plantuml-server by plantuml.

the class ProxyServlet method doGet.

@Override
public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException {
    final String fmt = request.getParameter("fmt");
    final String source = request.getParameter("src");
    final String index = request.getParameter("idx");
    final URL srcUrl;
    // Check if the src URL is valid
    try {
        srcUrl = new URL(source);
    } catch (MalformedURLException mue) {
        mue.printStackTrace();
        return;
    }
    // generate the response
    String diagmarkup = getSource(srcUrl);
    SourceStringReader reader = new SourceStringReader(diagmarkup);
    int n = index == null ? 0 : Integer.parseInt(index);
    List<BlockUml> blocks = reader.getBlocks();
    BlockUml block = blocks.get(n);
    Diagram diagram = block.getDiagram();
    UmlSource umlSrc = diagram.getSource();
    String uml = umlSrc.getPlainString();
    // System.out.println("uml=" + uml);
    // generate the response
    DiagramResponse dr = new DiagramResponse(response, getOutputFormat(fmt), request);
    try {
        dr.sendDiagram(uml, 0);
    } catch (IIOException iioe) {
    // Browser has closed the connection, so the HTTP OutputStream is closed
    // Silently catch the exception to avoid annoying log
    }
    dr = null;
}

Example 7 with SourceStringReader

use of net.sourceforge.plantuml.SourceStringReader in project plantuml-server by plantuml.

the class DiagramResponse method sendDiagram.

void sendDiagram(String uml, int idx) throws IOException {
    response.addHeader("Access-Control-Allow-Origin", "*");
    response.setContentType(getContentType());
    SourceStringReader reader = new SourceStringReader(uml);
    if (format == FileFormat.BASE64) {
        final ByteArrayOutputStream baos = new ByteArrayOutputStream();
        final DiagramDescription result = reader.outputImage(baos, idx, new FileFormatOption(FileFormat.PNG));
        baos.close();
        final String encodedBytes = "data:image/png;base64," + Base64Coder.encodeLines(baos.toByteArray()).replaceAll("\\s", "");
        response.getOutputStream().write(encodedBytes.getBytes());
        return;
    }
    final BlockUml blockUml = reader.getBlocks().get(0);
    if (notModified(blockUml)) {
        addHeaderForCache(blockUml);
        response.sendError(HttpServletResponse.SC_NOT_MODIFIED);
        return;
    }
    if (StringUtils.isDiagramCacheable(uml)) {
        addHeaderForCache(blockUml);
    }
    final Diagram diagram = blockUml.getDiagram();
    final ImageData result = diagram.exportDiagram(response.getOutputStream(), idx, new FileFormatOption(format));
}

Example 8 with SourceStringReader

use of net.sourceforge.plantuml.SourceStringReader in project plantuml-server by plantuml.

the class DiagramResponse method sendMap.

void sendMap(String uml) throws IOException {
    response.setContentType(getContentType());
    SourceStringReader reader = new SourceStringReader(uml);
    final BlockUml blockUml = reader.getBlocks().get(0);
    if (StringUtils.isDiagramCacheable(uml)) {
        addHeaderForCache(blockUml);
    }
    final Diagram diagram = blockUml.getDiagram();
    ImageData map = diagram.exportDiagram(new NullOutputStream(), 0, new FileFormatOption(FileFormat.PNG, false));
    if (map.containsCMapData()) {
        PrintWriter httpOut = response.getWriter();
        final String cmap = map.getCMapData("plantuml");
        httpOut.print(cmap);
    }
}

Example 9 with SourceStringReader

use of net.sourceforge.plantuml.SourceStringReader in project netbeans-mmd-plugin by raydac.

the class PlantUmlTextEditor method exportAsFile.

private void exportAsFile() {
    final JFileChooser fileChooser = new JFileChooser(lastExportedFile);
    fileChooser.setAcceptAllFileFilterUsed(false);
    final FileFilter fileFiterSVG = new FileFilter() {

        @Override
        public boolean accept(@Nonnull final File f) {
            return f.isDirectory() || f.getName().toLowerCase(Locale.ENGLISH).endsWith(".svg");
        }

        @Nonnull
        @Override
        public String getDescription() {
            return "SVG images (*.svg)";
        }
    };
    final FileFilter fileFiterPNG = new FileFilter() {

        @Override
        public boolean accept(@Nonnull final File f) {
            return f.isDirectory() || f.getName().toLowerCase(Locale.ENGLISH).endsWith(".png");
        }

        @Nonnull
        @Override
        public String getDescription() {
            return "PNG images (*.png)";
        }
    };
    final FileFilter fileFiterLTX = new FileFilter() {

        @Override
        public boolean accept(@Nonnull final File f) {
            return f.isDirectory() || f.getName().toLowerCase(Locale.ENGLISH).endsWith(".tex");
        }

        @Nonnull
        @Override
        public String getDescription() {
            return "LaTeX text files (*.tex)";
        }
    };
    fileChooser.setApproveButtonText("Export");
    fileChooser.setDialogTitle("Export PlantUML image as File");
    fileChooser.setMultiSelectionEnabled(false);
    fileChooser.addChoosableFileFilter(fileFiterPNG);
    fileChooser.addChoosableFileFilter(fileFiterSVG);
    fileChooser.addChoosableFileFilter(fileFiterLTX);
    if (fileChooser.showSaveDialog(this.mainPanel) == JFileChooser.APPROVE_OPTION) {
        lastExportedFile = fileChooser.getSelectedFile();
        final FileFilter fileFilter = fileChooser.getFileFilter();
        final SourceStringReader reader = new SourceStringReader(this.editor.getText());
        final FileFormatOption option;
        final String ext;
        if (fileFilter == fileFiterSVG) {
            option = new FileFormatOption(FileFormat.SVG);
            ext = ".svg";
        } else if (fileFilter == fileFiterPNG) {
            option = new FileFormatOption(FileFormat.PNG);
            ext = ".png";
        } else if (fileFilter == fileFiterLTX) {
            option = new FileFormatOption(FileFormat.LATEX);
            ext = ".tex";
        } else {
            throw new Error("Unexpected situation");
        }
        final ByteArrayOutputStream buffer = new ByteArrayOutputStream(131072);
        if (!lastExportedFile.getName().contains(".") || !lastExportedFile.getName().endsWith(ext)) {
            lastExportedFile = new File(lastExportedFile.getParent(), lastExportedFile.getName() + ext);
        }
        try {
            reader.outputImage(buffer, option);
            FileUtils.writeByteArrayToFile(lastExportedFile, buffer.toByteArray());
            LOGGER.info("Exported plant uml image as file : " + lastExportedFile);
        } catch (Exception ex) {
            LOGGER.error("Can't export plant uml image", ex);
            JOptionPane.showMessageDialog(this.mainPanel, "Error during export, see log!", "Error", JOptionPane.ERROR_MESSAGE);
        }
    }
}

Example 10 with SourceStringReader

use of net.sourceforge.plantuml.SourceStringReader in project netbeans-mmd-plugin by raydac.

the class PlantUmlTextEditor method renderCurrentTextInPlantUml.

private void renderCurrentTextInPlantUml() {
    final String text = this.editor.getText();
    final SourceStringReader reader = new SourceStringReader(text, "UTF-8");
    final ByteArrayOutputStream buffer = new ByteArrayOutputStream(131072);
    try {
        reader.outputImage(buffer, new FileFormatOption(FileFormat.PNG, false));
        this.imageComponent.setImage(ImageIO.read(new ByteArrayInputStream(buffer.toByteArray())));
        this.renderedScrollPane.revalidate();
    } catch (IOException e) {
        LOGGER.error("Can't render plant uml", e);
        this.renderedScrollPane.setViewportView(new JLabel("Error during rendering"));
    }
}