Package org.vfny.geoserver.wcs.responses

Examples of org.vfny.geoserver.wcs.responses.CoverageResponseDelegate

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        for (Iterator it = supportedFormats.iterator(); it.hasNext();) {
            String sf = (String) it.next();
            if (sf.equalsIgnoreCase(format)) {
                return sf;
            } else {
                CoverageResponseDelegate delegate = CoverageResponseDelegateFactory.encoderFor(sf);
                if (delegate != null && delegate.canProduce(format))
                    return sf;
            }
        }
        return null;
    }
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            Set<String> formats = new HashSet<String>();
            for (Iterator it = ci.getSupportedFormats().iterator(); it.hasNext();) {
                String format = (String) it.next();
                // wcs 1.1 requires mime types, not format names
                try  {
                    CoverageResponseDelegate delegate = CoverageResponseDelegateFactory
                            .encoderFor(format);
                    String formatMime = delegate.getMimeFormatFor(format);
                    if(formatMime != null)
                        formats.add(formatMime);
                } catch(Exception e) {
                    // no problem, we just want to avoid people writing HALLABALOOLA in the
                    // supported formats section of the coverage config and then break the
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        GridCoverage[] coverages = (GridCoverage[]) value;

        // grab the delegate for coverage encoding
        GetCoverageType request = (GetCoverageType) operation.getParameters()[0];
        String outputFormat = request.getOutput().getFormat();
        CoverageResponseDelegate delegate = CoverageResponseDelegateFactory
                .encoderFor(outputFormat);
        if (delegate == null)
            throw new WcsException("Could not find encoder for output format " + outputFormat);

        // grab the coverage info for Coverages document encoding
        final GridCoverage2D coverage = (GridCoverage2D) coverages[0];
        CoverageInfo coverageInfo = catalog.getCoverageByName(request.getIdentifier().getValue());

        // use javamail classes to actually encode the document
        try {
            // coverages xml structure (always set the headers after the data
            // handlers, setting
            // the data handlers kills some of them)
            BodyPart coveragesPart = new MimeBodyPart();
            final CoveragesData coveragesData = new CoveragesData(coverageInfo, request);
            coveragesPart.setDataHandler(new DataHandler(coveragesData, "geoserver/coverages"));
            coveragesPart.setHeader("Content-ID", "<urn:ogc:wcs:1.1:coverages>");
            coveragesPart.setHeader("Content-Type", "text/xml");
            multipart.addBodyPart(coveragesPart);

            // the actual coverage
            BodyPart coveragePart = new MimeBodyPart();
            delegate.prepare(outputFormat, coverage);
            coveragePart.setDataHandler(new DataHandler(delegate, "geoserver/coverageDelegate"));
            coveragePart.setHeader("Content-ID", "<theCoverage>");
            coveragePart.setHeader("Content-Type", delegate.getContentType());
            coveragePart.setHeader("Content-Transfer-Encoding", "base64");
            multipart.addBodyPart(coveragePart);

            // write out the multipart (we need to use mime message trying to
            // encode directly with multipart or BodyPart does not set properly
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    public DataFlavor[] getTransferDataFlavors() {
        throw new UnsupportedOperationException("This handler is not able to work on the parsing side");
    }

    public void writeTo(Object value, String mimeType, OutputStream os) throws IOException {
        CoverageResponseDelegate delegate = (CoverageResponseDelegate) value;
        delegate.encode(os);
        os.flush();
    }
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        GridCoverage[] coverages = (GridCoverage[]) value;

        // grab the delegate for coverage encoding
        GetCoverageType request = (GetCoverageType) operation.getParameters()[0];
        String outputFormat = request.getOutput().getFormat();
        CoverageResponseDelegate delegate = CoverageResponseDelegateFactory
                .encoderFor(outputFormat);
        if (delegate == null)
            throw new WcsException("Could not find encoder for output format " + outputFormat);

        // grab the coverage info for Coverages document encoding
        final GridCoverage2D coverage = (GridCoverage2D) coverages[0];
        CoverageInfo coverageInfo = catalog.getCoverageByName(request.getIdentifier().getValue());
       
        // write the coverage to temporary storage in the data dir
        File wcsStore = null;
        try {
            File temp = GeoserverDataDirectory.findCreateConfigDir("temp");
            wcsStore = new File(temp, "wcs");
            if(!wcsStore.exists())
                wcsStore.mkdir();
        } catch(Exception e) {
            throw new WcsException("Could not create the temporary storage directory for WCS");
        }
       
        // Make sure we create a file name that's not already there (even if splitting the same nanosecond
        // with two requests should not ever happen...)
        File coverageFile = null;
        while(true) {
            // TODO: find a way to get good extensions
            coverageFile = new File(wcsStore, coverageInfo.getName().replace(':', '_') + "_" + System.nanoTime() + "." + delegate.getFileExtension());
            if(!coverageFile.exists())
                break;
        }
      
        // store the coverage
        OutputStream os = null;
        try {
            os = new BufferedOutputStream(new FileOutputStream(coverageFile));
            delegate.prepare(outputFormat, coverage);
            delegate.encode(os);
            os.flush();
        } finally {
            if(os != null) os.close();
        }
        System.out.println(coverageFile);
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        for (Iterator it = supportedFormats.iterator(); it.hasNext();) {
            String sf = (String) it.next();
            if (sf.equalsIgnoreCase(format)) {
                return sf;
            } else {
                CoverageResponseDelegate delegate = CoverageResponseDelegateFactory.encoderFor(sf);
                if (delegate != null && delegate.canProduce(format))
                    return sf;
            }
        }
        return null;
    }
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            end("GetCoverage");
        }

        private void handleOutput(GetCoverageRequest request) {
            String format = request.outputFormat;
            final CoverageResponseDelegate encoder = CoverageResponseDelegateFactory.encoderFor(format);
            String mime = encoder.getMimeFormatFor(request.outputFormat);
            start("Output", attributes("store", "true", "format", mime));
            if (request.targetCRS != null) {
                start("GridCRS");
                element("GridBaseCRS", epsgUrnCode(request.targetCRS));
                AffineTransform at = request.targetGridToWorld;
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            Set<String> formats = new LinkedHashSet<String>();
            for (Iterator it = ci.getSupportedFormats().iterator(); it.hasNext();) {
                String format = (String) it.next();
                // wcs 1.1 requires mime types, not format names
                try  {
                    CoverageResponseDelegate delegate = CoverageResponseDelegateFactory
                            .encoderFor(format);
                    String formatMime = delegate.getMimeFormatFor(format);
                    if(formatMime != null)
                        formats.add(formatMime);
                } catch(Exception e) {
                    // no problem, we just want to avoid people writing HALLABALOOLA in the
                    // supported formats section of the coverage config and then break the
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        GridCoverage[] coverages = (GridCoverage[]) value;

        // grab the delegate for coverage encoding
        GetCoverageType request = (GetCoverageType) operation.getParameters()[0];
        String outputFormat = request.getOutput().getFormat();
        CoverageResponseDelegate delegate = CoverageResponseDelegateFactory
                .encoderFor(outputFormat);
        if (delegate == null)
            throw new WcsException("Could not find encoder for output format " + outputFormat);

        // grab the coverage info for Coverages document encoding
        final GridCoverage2D coverage = (GridCoverage2D) coverages[0];
        CoverageInfo coverageInfo = catalog.getCoverageByName(request.getIdentifier().getValue());
       
        // write the coverage to temporary storage in the data dir
        File wcsStore = null;
        try {
            File temp = GeoserverDataDirectory.findCreateConfigDir("temp");
            wcsStore = new File(temp, "wcs");
            if(!wcsStore.exists())
                wcsStore.mkdir();
        } catch(Exception e) {
            throw new WcsException("Could not create the temporary storage directory for WCS");
        }
       
        // Make sure we create a file name that's not already there (even if splitting the same nanosecond
        // with two requests should not ever happen...)
        File coverageFile = null;
        while(true) {
            // TODO: find a way to get good extensions
            coverageFile = new File(wcsStore, coverageInfo.getName().replace(':', '_') + "_" + System.nanoTime() + "." + delegate.getFileExtension());
            if(!coverageFile.exists())
                break;
        }
      
        // store the coverage
        OutputStream os = null;
        try {
            os = new BufferedOutputStream(new FileOutputStream(coverageFile));
            delegate.prepare(outputFormat, coverage);
            delegate.encode(os);
            os.flush();
        } finally {
            if(os != null) os.close();
        }
        System.out.println(coverageFile);
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        // the configured list
        for (String sf : supportedFormats) {
            if (sf.equalsIgnoreCase(format.trim())) {
                return sf;
            } else {
                CoverageResponseDelegate delegate = CoverageResponseDelegateFactory.encoderFor(sf);
                if (delegate != null && delegate.canProduce(format))
                    return sf;
            }
        }
        return null;
    }
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