1 files changed, 123 insertions, 0 deletions
diff --git a/vid-app-common/src/main/java/org/onap/vid/asdc/rest/SdcRestClient.java b/vid-app-common/src/main/java/org/onap/vid/asdc/rest/SdcRestClient.java
new file mode 100644
index 000000000..b4096f9b2
--- /dev/null
+++ b/vid-app-common/src/main/java/org/onap/vid/asdc/rest/SdcRestClient.java
@@ -0,0 +1,123 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * VID
+ * ================================================================================
+ * Copyright (C) 2018 Nokia Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.vid.asdc.rest;
+
+import com.att.eelf.configuration.EELFLogger;
+import com.google.common.collect.ImmutableMap;
+import io.vavr.control.Try;
+import org.onap.portalsdk.core.util.SystemProperties;
+import org.onap.vid.asdc.AsdcCatalogException;
+import org.onap.vid.asdc.AsdcClient;
+import org.onap.vid.asdc.beans.Service;
+import org.onap.vid.client.SyncRestClientInterface;
+import org.onap.vid.model.ModelConstants;
+import org.onap.vid.properties.VidProperties;
+import org.onap.vid.utils.Logging;
+import org.springframework.http.HttpMethod;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.StandardCopyOption;
+import java.util.Collections;
+import java.util.Map;
+import java.util.UUID;
+
+import static javax.ws.rs.core.MediaType.APPLICATION_JSON;
+import static javax.ws.rs.core.MediaType.APPLICATION_OCTET_STREAM;
+import static org.onap.portalsdk.core.util.SystemProperties.APP_DISPLAY_NAME;
+import static org.onap.vid.asdc.AsdcClient.URIS.METADATA_URL_TEMPLATE;
+import static org.onap.vid.asdc.AsdcClient.URIS.TOSCA_MODEL_URL_TEMPLATE;
+import static org.onap.vid.client.SyncRestClientInterface.HEADERS.AUTHORIZATION;
+import static org.onap.vid.client.SyncRestClientInterface.HEADERS.CONTENT_TYPE;
+import static org.onap.vid.client.SyncRestClientInterface.HEADERS.X_ECOMP_INSTANCE_ID;
+import static org.onap.vid.utils.Logging.REQUEST_ID_HEADER_KEY;
+import static org.onap.vid.utils.Logging.logRequest;
+
+public class SdcRestClient implements AsdcClient {
+
+    private String baseUrl;
+    private String path;
+    private String auth;
+    private static final EELFLogger LOGGER = Logging.getRequestsLogger("asdc");
+
+    private SyncRestClientInterface syncRestClient;
+
+
+    public SdcRestClient(String baseUrl, String auth, SyncRestClientInterface client) {
+        this.syncRestClient = client;
+        this.auth = auth;
+        this.baseUrl = baseUrl;
+        this.path = VidProperties.getPropertyWithDefault(ModelConstants.ASDC_SVC_API_PATH, ModelConstants.DEFAULT_ASDC_SVC_API_PATH);
+    }
+
+
+    @Override
+    public Service getService(UUID uuid) throws AsdcCatalogException {
+        String finalUrl = String.format(METADATA_URL_TEMPLATE, baseUrl, path, uuid);
+        logRequest(LOGGER, HttpMethod.GET, finalUrl);
+
+        return Try
+                .of(() -> syncRestClient.get(finalUrl, prepareHeaders(auth, APPLICATION_JSON), Collections.emptyMap(), Service.class))
+                .getOrElseThrow(AsdcCatalogException::new)
+                .getBody();
+
+    }
+
+    @Override
+    public Path getServiceToscaModel(UUID uuid) throws AsdcCatalogException {
+        String finalUrl = String.format(TOSCA_MODEL_URL_TEMPLATE, baseUrl, path, uuid);
+        logRequest(LOGGER, HttpMethod.GET, finalUrl);
+
+        InputStream inputStream = Try
+                .of(() -> syncRestClient.getStream(finalUrl, prepareHeaders(auth, APPLICATION_OCTET_STREAM), Collections.emptyMap()))
+                .getOrElseThrow(AsdcCatalogException::new)
+                .getBody();
+
+        return createTmpFile(inputStream);
+    }
+
+
+    private Map<String, String> prepareHeaders(String auth, String contentType) {
+        return ImmutableMap.of(
+                X_ECOMP_INSTANCE_ID, SystemProperties.getProperty(APP_DISPLAY_NAME),
+                AUTHORIZATION, auth,
+                REQUEST_ID_HEADER_KEY, Logging.extractOrGenerateRequestId(),
+                CONTENT_TYPE, contentType
+        );
+    }
+
+    private Path createTmpFile(InputStream csarInputStream) throws AsdcCatalogException {
+        return Try
+                .of(() -> tryToCreateTmpFile(csarInputStream))
+                .getOrElseThrow(throwable -> new AsdcCatalogException("Caught IOException while creating CSAR", throwable));
+    }
+
+    private Path tryToCreateTmpFile(InputStream csarInputStream) throws IOException {
+        Path csarFile = Files.createTempFile("csar", ".zip");
+        Files.copy(csarInputStream, csarFile, StandardCopyOption.REPLACE_EXISTING);
+
+        LOGGER.debug("Tosca file was saved at: {} ", csarFile.toAbsolutePath());
+
+        return csarFile;
+    }
+}