Examples with StreamingOutput javax.ws.rs.core.StreamingOutput used on opensource projects

Example 71 with StreamingOutput

use of javax.ws.rs.core.StreamingOutput in project winery by eclipse.

the class RestUtils method getCsarOfSelectedResource.

/**
 * @param options the set of options that are applicable for exporting a csar
 */
public static Response getCsarOfSelectedResource(final AbstractComponentInstanceResource resource, CsarExportOptions options) {
    long start = System.currentTimeMillis();
    final CsarExporter exporter = new CsarExporter(RepositoryFactory.getRepository());
    Map<String, Object> exportConfiguration = new HashMap<>();
    StreamingOutput so = output -> {
        try {
            // check which options are chosen
            if (options.isAddToProvenance()) {
                // We wait for the accountability layer to confirm the transaction
                String result = exporter.writeCsarAndSaveManifestInProvenanceLayer(resource.getId(), output).get();
                LOGGER.debug("Stored state in accountability layer in transaction " + result);
            } else if (options.isIncludeDependencies() && resource.getId() instanceof ServiceTemplateId) {
                SelfContainmentPackager packager = new SelfContainmentPackager(RepositoryFactory.getRepository());
                DefinitionsChildId selfContainedVersion = packager.createSelfContainedVersion(resource.getId());
                exporter.writeSelfContainedCsar(RepositoryFactory.getRepository(), selfContainedVersion, output, exportConfiguration);
            } else {
                exporter.writeCsar(resource.getId(), output, exportConfiguration);
            }
            long duration = (System.currentTimeMillis() - start) / 1000;
            LOGGER.debug("CSAR export lasted {} min {} s", (int) duration / 60, duration % 60);
        } catch (Exception e) {
            LOGGER.error("Error while exporting CSAR", e);
            throw new WebApplicationException(e);
        }
    };
    String contentDisposition = String.format("attachment;filename=\"%s%s\"", resource.getXmlId().getEncoded(), Constants.SUFFIX_CSAR);
    return Response.ok().header("Content-Disposition", contentDisposition).type(MimeTypes.MIMETYPE_ZIP).entity(so).build();
}

Example 72 with StreamingOutput

use of javax.ws.rs.core.StreamingOutput in project winery by eclipse.

the class RestUtils method getDefinitionsOfSelectedResource.

/**
 * Returns the plain XML for the selected resource
 */
public static Response getDefinitionsOfSelectedResource(final AbstractComponentInstanceResource resource, final URI uri) {
    final ToscaExportUtil exporter = new ToscaExportUtil();
    StreamingOutput so = output -> {
        Map<String, Object> conf = new HashMap<>();
        conf.put(CsarExportConfiguration.REPOSITORY_URI.toString(), uri);
        try {
            exporter.writeTOSCA(RepositoryFactory.getRepository(), resource.getId(), conf, output);
        } catch (Exception e) {
            throw new WebApplicationException(e);
        }
        output.close();
    };
    /*
         * this code is for offering a download action // Browser offers save as
         * // .tosca is more or less needed for debugging, only a CSAR makes
         * sense. // Therefore, we want to have the xml opened in the browser.
         * StringBuilder sb = new StringBuilder();
         * sb.append("attachment;filename=\"");
         * sb.append(resource.getXmlId().getEncoded()); sb.append(" - ");
         * sb.append(resource.getNamespace().getEncoded()); sb.append(".xml");
         * sb.append("\""); return Response.ok().header("Content-Disposition",
         * sb
         * .toString()).type(MediaType.APPLICATION_XML_TYPE).entity(so).buildProvenanceSmartContract();
         */
    return Response.ok().type(MediaType.APPLICATION_XML).entity(so).build();
}

Example 73 with StreamingOutput

use of javax.ws.rs.core.StreamingOutput in project carbon-apimgt by wso2.

the class RetrieveApiArtifactsApiServiceImpl method retrieveApiArtifactsPost.

public Response retrieveApiArtifactsPost(String xWSO2Tenant, String gatewayLabel, String type, UUIDListDTO uuidList, MessageContext messageContext) throws APIManagementException {
    xWSO2Tenant = SubscriptionValidationDataUtil.validateTenantDomain(xWSO2Tenant, messageContext);
    RuntimeArtifactDto runtimeArtifactDto = APIArtifactGeneratorUtil.generateAPIArtifact(uuidList.getUuids(), "", "", gatewayLabel, type, xWSO2Tenant);
    if (runtimeArtifactDto != null) {
        if (runtimeArtifactDto.isFile()) {
            File artifact = (File) runtimeArtifactDto.getArtifact();
            StreamingOutput streamingOutput = (outputStream) -> {
                try {
                    Files.copy(artifact.toPath(), outputStream);
                } finally {
                    Files.delete(artifact.toPath());
                }
            };
            return Response.ok(streamingOutput).header(RestApiConstants.HEADER_CONTENT_DISPOSITION, "attachment; filename=apis.zip").header(RestApiConstants.HEADER_CONTENT_TYPE, APIConstants.APPLICATION_ZIP).build();
        } else {
            SynapseArtifactListDTO synapseArtifactListDTO = new SynapseArtifactListDTO();
            if (runtimeArtifactDto.getArtifact() instanceof List) {
                synapseArtifactListDTO.setList((List<String>) runtimeArtifactDto.getArtifact());
                synapseArtifactListDTO.setCount(((List<String>) runtimeArtifactDto.getArtifact()).size());
            }
            return Response.ok().entity(synapseArtifactListDTO).header(RestApiConstants.HEADER_CONTENT_TYPE, RestApiConstants.APPLICATION_JSON).build();
        }
    } else {
        return Response.status(Response.Status.NOT_FOUND).entity(RestApiUtil.getErrorDTO(ExceptionCodes.NO_API_ARTIFACT_FOUND)).build();
    }
}

Example 74 with StreamingOutput

use of javax.ws.rs.core.StreamingOutput in project carbon-apimgt by wso2.

the class RuntimeMetadataApiServiceImpl method runtimeMetadataGet.

public Response runtimeMetadataGet(String xWSO2Tenant, String apiId, String gatewayLabel, MessageContext messageContext) throws APIManagementException {
    xWSO2Tenant = SubscriptionValidationDataUtil.validateTenantDomain(xWSO2Tenant, messageContext);
    RuntimeArtifactDto runtimeArtifactDto = RuntimeArtifactGeneratorUtil.generateMetadataArtifact(xWSO2Tenant, apiId, gatewayLabel);
    if (runtimeArtifactDto != null) {
        File artifact = (File) runtimeArtifactDto.getArtifact();
        StreamingOutput streamingOutput = (outputStream) -> {
            try {
                Files.copy(artifact.toPath(), outputStream);
            } finally {
                Files.delete(artifact.toPath());
            }
        };
        return Response.ok(streamingOutput).header(RestApiConstants.HEADER_CONTENT_DISPOSITION, "attachment; filename=deployment.json").header(RestApiConstants.HEADER_CONTENT_TYPE, APIConstants.APPLICATION_JSON_MEDIA_TYPE).build();
    } else {
        return Response.status(Response.Status.NOT_FOUND).entity(RestApiUtil.getErrorDTO(ExceptionCodes.NO_API_ARTIFACT_FOUND)).build();
    }
}

Example 75 with StreamingOutput

use of javax.ws.rs.core.StreamingOutput in project cxf by apache.

the class BinaryDataProviderTest method testReadFrom.

@SuppressWarnings({ "unchecked", "rawtypes" })
@Test
public void testReadFrom() throws Exception {
    MessageBodyReader p = new BinaryDataProvider();
    byte[] bytes = (byte[]) p.readFrom(byte[].class, byte[].class, new Annotation[] {}, MediaType.APPLICATION_OCTET_STREAM_TYPE, new MetadataMap<String, Object>(), new ByteArrayInputStream("hi".getBytes()));
    assertArrayEquals(new String("hi").getBytes(), bytes);
    InputStream is = (InputStream) p.readFrom(InputStream.class, InputStream.class, new Annotation[] {}, MediaType.APPLICATION_OCTET_STREAM_TYPE, new MetadataMap<String, Object>(), new ByteArrayInputStream("hi".getBytes()));
    bytes = IOUtils.readBytesFromStream(is);
    assertArrayEquals(new String("hi").getBytes(), bytes);
    Reader r = (Reader) p.readFrom(Reader.class, Reader.class, new Annotation[] {}, MediaType.APPLICATION_OCTET_STREAM_TYPE, new MetadataMap<String, Object>(), new ByteArrayInputStream("hi".getBytes()));
    assertEquals(IOUtils.toString(r), "hi");
    StreamingOutput so = (StreamingOutput) p.readFrom(StreamingOutput.class, StreamingOutput.class, new Annotation[] {}, MediaType.APPLICATION_OCTET_STREAM_TYPE, new MetadataMap<String, Object>(), new ByteArrayInputStream("hi".getBytes()));
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    so.write(baos);
    bytes = baos.toByteArray();
    assertArrayEquals(new String("hi").getBytes(), bytes);
}