wso2bpel-ext/wso2bpel-core/wso2bpel-mgr/src/main/java/org/openo/carbon/bpel/Wso2BpelApplication.java

   1 /**
   2  * Copyright 2016 [ZTE] and others.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package org.openo.carbon.bpel;
  17
  18 import io.dropwizard.Application;
  19 import io.dropwizard.assets.AssetsBundle;
  20 import io.dropwizard.configuration.EnvironmentVariableSubstitutor;
  21 import io.dropwizard.configuration.SubstitutingSourceProvider;
  22 import io.dropwizard.server.SimpleServerFactory;
  23 import io.dropwizard.setup.Bootstrap;
  24 import io.dropwizard.setup.Environment;
  25 import io.swagger.jaxrs.config.BeanConfig;
  26 import io.swagger.jaxrs.listing.ApiListingResource;
  27
  28 import org.glassfish.jersey.media.multipart.MultiPartFeature;
  29 import org.openo.carbon.bpel.common.Config;
  30 import org.openo.carbon.bpel.common.ServiceRegistrer;
  31 import org.openo.carbon.bpel.resources.BpsPackage;
  32 import org.openo.carbon.bpel.resources.BpsProcess;
  33 import org.slf4j.Logger;
  34 import org.slf4j.LoggerFactory;
  35
  36 import com.fasterxml.jackson.annotation.JsonInclude;
  37
  38
  39
  40 public class Wso2BpelApplication extends Application<Wso2BpelConfiguration> {
  41   private static final Logger LOGGER = LoggerFactory.getLogger(Wso2BpelApplication.class);
  42   private static final String API_RESOURCE = "org.openo.carbon.bpel.resources";
  43
  44   public static void main(String[] args) throws Exception {
  45     new Wso2BpelApplication().run(args);
  46   }
  47
  48
  49   @Override
  50   public String getName() {
  51     return "hello-wso2bpel";
  52   }
  53
  54   @Override
  55   public void initialize(Bootstrap<Wso2BpelConfiguration> bootstrap) {
  56     bootstrap.setConfigurationSourceProvider(new SubstitutingSourceProvider(
  57         bootstrap.getConfigurationSourceProvider(), new EnvironmentVariableSubstitutor(false)));
  58     // binding jar static resource
  59     bootstrap.addBundle(new AssetsBundle("/api-doc", "/api-doc", "index.html", "api-doc"));
  60   }
  61
  62   private void initService() {
  63     Thread registerWso2bpelService = new Thread(new ServiceRegistrer());
  64     registerWso2bpelService.setName("register wso2bpel service to Microservice Bus");
  65     registerWso2bpelService.start();
  66   }
  67
  68
  69
  70   @Override
  71   public void run(Wso2BpelConfiguration configuration, Environment environment) {
  72     environment.jersey().register(MultiPartFeature.class);
  73     environment.jersey().register(new BpsPackage());
  74     environment.jersey().register(new BpsProcess());
  75     // init Swagger conf
  76     initSwaggerConfig(environment, configuration);
  77     Config.setConfigration(configuration);
  78     initService();
  79   }
  80
  81   private void initSwaggerConfig(Environment environment, Wso2BpelConfiguration configuration) {
  82     // register swagger scan class
  83     environment.jersey().register(new ApiListingResource());
  84     environment.getObjectMapper().setSerializationInclusion(JsonInclude.Include.NON_NULL);
  85
  86     BeanConfig config = new BeanConfig();
  87     config.setTitle(configuration.getApiDescription());
  88     config.setVersion("1.0");
  89     config.setResourcePackage(API_RESOURCE);
  90
  91     // read rootPath config from yml
  92     SimpleServerFactory simpleServerFactory =
  93         (SimpleServerFactory) configuration.getServerFactory();
  94     String basePath = simpleServerFactory.getApplicationContextPath();
  95     String rootPath = simpleServerFactory.getJerseyRootPath();
  96
  97     // set basepath for rest api
  98     rootPath = rootPath.substring(0, rootPath.indexOf("/*"));
  99     basePath = basePath.equals("/") ? rootPath
 100         : (new StringBuilder()).append(basePath).append(rootPath).toString();
 101
 102     LOGGER.info("getApplicationContextPath:" + basePath);
 103     config.setBasePath(basePath);
 104     config.setScan(true);
 105   }
 106 }