diff options
Diffstat (limited to 'common/src/main/java/org/openecomp/mso/client/policy/RestClient.java')
-rw-r--r-- | common/src/main/java/org/openecomp/mso/client/policy/RestClient.java | 243 |
1 files changed, 0 insertions, 243 deletions
diff --git a/common/src/main/java/org/openecomp/mso/client/policy/RestClient.java b/common/src/main/java/org/openecomp/mso/client/policy/RestClient.java deleted file mode 100644 index 77afe82758..0000000000 --- a/common/src/main/java/org/openecomp/mso/client/policy/RestClient.java +++ /dev/null @@ -1,243 +0,0 @@ -/*- - * ============LICENSE_START======================================================= - * ONAP - SO - * ================================================================================ - * Copyright (C) 2017 AT&T 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.openecomp.mso.client.policy; - -import java.net.MalformedURLException; -import java.net.URI; -import java.net.URL; -import java.security.GeneralSecurityException; -import java.util.HashMap; -import java.util.Map; -import java.util.Map.Entry; -import java.util.Optional; -import java.util.UUID; - -import javax.ws.rs.client.Client; -import javax.ws.rs.client.ClientBuilder; -import javax.ws.rs.client.ClientResponseFilter; -import javax.ws.rs.client.Entity; -import javax.ws.rs.client.Invocation.Builder; -import javax.ws.rs.client.WebTarget; -import javax.ws.rs.core.GenericType; -import javax.ws.rs.core.MediaType; -import javax.ws.rs.core.Response; -import javax.ws.rs.core.UriBuilder; -import javax.ws.rs.ext.ContextResolver; - -import org.apache.commons.codec.binary.Base64; -import org.apache.log4j.Logger; -import org.openecomp.mso.client.RestProperties; -import org.openecomp.mso.logger.MsoLogger; -import org.openecomp.mso.utils.CryptoUtils; -import org.springframework.stereotype.Service; - -import com.fasterxml.jackson.databind.ObjectMapper; - -@Service -public abstract class RestClient { - protected static final String ECOMP_COMPONENT_NAME = "MSO"; - - private static final int MAX_PAYLOAD_SIZE = 1024 * 1024; - private WebTarget webTarget; - - protected final Map<String, String> headerMap; - protected final MsoLogger msoLogger; - protected URL host; - protected Optional<URI> path; - protected Logger logger; - protected String accept; - protected String contentType; - protected UUID requestId; - - protected RestClient(RestProperties props, UUID requestId, Optional<URI> path) { - logger = Logger.getLogger(getClass().getName()); - msoLogger = MsoLogger.getMsoLogger(MsoLogger.Catalog.GENERAL); - this.requestId = requestId; - headerMap = new HashMap<>(); - try { - host = props.getEndpoint(); - } catch (MalformedURLException e) { - logger.error("url not valid", e); - throw new RuntimeException(e); - } - - this.path = path; - initializeClient(getClient()); - } - - protected RestClient(RestProperties props, UUID requestId, Optional<URI> path, String accept, String contentType) { - this(props, requestId, path); - this.accept = accept; - this.contentType = contentType; - } - - protected RestClient(URL host, UUID requestId, String contentType) { - headerMap = new HashMap<>(); - logger = Logger.getLogger(getClass().getName()); - msoLogger = MsoLogger.getMsoLogger(MsoLogger.Catalog.GENERAL); - this.path = Optional.empty(); - this.host = host; - this.contentType = contentType; - this.requestId = requestId; - initializeClient(getClient()); - } - - /** - * Override method to return false to disable logging. - * - * @return true - to enable logging, false otherwise - */ - protected boolean enableLogging() { - return true; - } - - /** - * Override method to return custom value for max payload size. - * - * @return Default value for MAX_PAYLOAD_SIZE = 1024 * 1024 - */ - protected int getMaxPayloadSize() - { - return MAX_PAYLOAD_SIZE; - } - - protected Builder getBuilder() { - - Builder builder = webTarget.request(); - initializeHeaderMap(headerMap); - - for (Entry<String, String> entry : headerMap.entrySet()) { - builder.header(entry.getKey(), entry.getValue()); - } - return builder; - } - - protected abstract void initializeHeaderMap(Map<String, String> headerMap); - - protected abstract Optional<ClientResponseFilter> addResponseFilter(); - - public abstract RestClient addRequestId(UUID requestId); - - /** - * Adds a basic authentication header to the request. - * @param auth the encrypted credentials - * @param key the key for decrypting the credentials - */ - protected void addBasicAuthHeader(String auth, String key) { - try { - byte[] decryptedAuth = CryptoUtils.decrypt(auth, key).getBytes(); - String authHeaderValue = "Basic " + new String(Base64.encodeBase64(decryptedAuth)); - headerMap.put("Authorization", authHeaderValue); - } catch (GeneralSecurityException e) { - logger.warn(e.getMessage(), e); - } - } - - protected ContextResolver<ObjectMapper> getMapper() { - return new CommonObjectMapperProvider(); - } - - protected String getAccept() { - return accept; - } - - protected String getContentType() { - return contentType; - } - - protected String getMergeContentType() { - return "application/merge-patch+json"; - } - - protected Client getClient() { - return ClientBuilder.newBuilder().build(); - } - - protected UUID getRequestId() { - return this.requestId; - } - protected void initializeClient(Client client) { - if (this.enableLogging()) { - client.register(logger).register(new LoggingFilter(this.getMaxPayloadSize())); - } - client.register(this.getMapper()); - Optional<ClientResponseFilter> responseFilter = this.addResponseFilter(); - responseFilter.ifPresent(clientResponseFilter -> client.register(clientResponseFilter)); - webTarget = path.<WebTarget>map(uri -> client.target(UriBuilder.fromUri(host + uri.toString()))) - .orElseGet(() -> client.target(host.toString())); - this.accept = MediaType.APPLICATION_JSON; - this.contentType = MediaType.APPLICATION_JSON; - } - - public Response get() { - return this.getBuilder().accept(this.getAccept()).get(); - } - - public Response post(Object obj) { - return this.getBuilder().accept(this.getAccept()).post(Entity.entity(obj, this.getContentType())); - } - - public Response patch(Object obj) { - return this.getBuilder().header("X-HTTP-Method-Override", "PATCH").accept(this.getAccept()) - .post(Entity.entity(obj, this.getMergeContentType())); - } - - public Response put(Object obj) { - return this.getBuilder().accept(this.getAccept()).put(Entity.entity(obj, this.getContentType())); - } - - public Response delete() { - return this.getBuilder().accept(this.getAccept()).delete(); - } - - public Response delete(Object obj) { - return this.getBuilder().header("X-HTTP-Method-Override", "DELETE").accept(this.getAccept()) - .put(Entity.entity(obj, this.getContentType())); - } - - public <T> T get(Class<T> resultClass) { - return this.get().readEntity(resultClass); - } - - public <T> T get(GenericType<T> resultClass) { - return this.get().readEntity(resultClass); - } - - public <T> T post(Object obj, Class<T> resultClass) { - return this.post(obj).readEntity(resultClass); - } - - public <T> T patch(Object obj, Class<T> resultClass) { - return this.patch(obj).readEntity(resultClass); - } - - public <T> T put(Object obj, Class<T> resultClass) { - return this.put(obj).readEntity(resultClass); - } - - public <T> T delete(Class<T> resultClass) { - return this.delete().readEntity(resultClass); - } - - public <T> T delete(Object obj, Class<T> resultClass) { - return this.delete(obj).readEntity(resultClass); - } -} |