gerrit.onap Code Review - so/libs.git/blob

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * Licensed under the Apache License, Version 2.0 (the "License");
   4  * you may not use this file except in compliance with the License.
   5  * You may obtain a copy of the License at
   6  *
   7  *      http://www.apache.org/licenses/LICENSE-2.0
   8  *
   9  * Unless required by applicable law or agreed to in writing, software
  10  * distributed under the License is distributed on an "AS IS" BASIS,
  11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12  * See the License for the specific language governing permissions and
  13  * limitations under the License.
  14  * ============LICENSE_END=========================================================
  15  */
  16
  17 package com.woorea.openstack.connector;
  18
  19 import java.util.List;
  20 import java.util.Map;
  21 import java.util.logging.Logger;
  22
  23 import javax.ws.rs.ClientErrorException;
  24 import javax.ws.rs.client.Client;
  25 import javax.ws.rs.client.Entity;
  26 import javax.ws.rs.client.Invocation;
  27 import javax.ws.rs.client.WebTarget;
  28 import javax.ws.rs.core.MediaType;
  29
  30 import org.glassfish.jersey.filter.LoggingFilter;
  31
  32 import com.woorea.openstack.base.client.HttpMethod;
  33 import com.woorea.openstack.base.client.OpenStackClientConnector;
  34 import com.woorea.openstack.base.client.OpenStackRequest;
  35 import com.woorea.openstack.base.client.OpenStackResponse;
  36 import com.woorea.openstack.base.client.OpenStackResponseException;
  37
  38 public class JaxRs20Connector implements OpenStackClientConnector {
  39
  40         protected Client client = OpenStack.CLIENT;
  41     private LoggingFilter logger = new LoggingFilter(Logger.getLogger("os"), 10000);
  42
  43         @Override
  44         public <T> OpenStackResponse request(OpenStackRequest<T> request) {
  45                 WebTarget target = client.target(request.endpoint()).path(request.path());
  46
  47                 for(Map.Entry<String, List<Object> > entry : request.queryParams().entrySet()) {
  48                         for (Object o : entry.getValue()) {
  49                                 target = target.queryParam(entry.getKey(), o);
  50                         }
  51                 }
  52         target.register(logger);
  53                 Invocation.Builder invocation = target.request();
  54
  55                 for(Map.Entry<String, List<Object>> h : request.headers().entrySet()) {
  56                         StringBuilder sb = new StringBuilder();
  57                         for(Object v : h.getValue()) {
  58                                 sb.append(String.valueOf(v));
  59                         }
  60                         invocation.header(h.getKey(), sb);
  61                 }
  62
  63                 Entity<?> entity = (request.entity() == null) ? null :
  64                                 Entity.entity(request.entity().getEntity(), request.entity().getContentType());
  65
  66                 try {
  67                         if (entity != null) {
  68                                 return new JaxRs20Response(invocation.method(request.method().name(), entity));
  69                         } else {
  70                                 if(HttpMethod.PUT == request.method()) {
  71                                         return new JaxRs20Response(invocation.method(request.method().name(), Entity.entity("", MediaType.APPLICATION_JSON)));
  72                                 } else {
  73                                         return new JaxRs20Response(invocation.method(request.method().name()));
  74                                 }
  75                         }
  76                 } catch (ClientErrorException e) {
  77                         throw new OpenStackResponseException(e.getResponse()
  78                                         .getStatusInfo().toString(), e.getResponse().getStatus());
  79                 }
  80         }
  81 }