bpmn/MSOCoreBPMN/src/main/java/org/openecomp/mso/bpmn/core/domain/JsonWrapper.java

   1 package org.openecomp.mso.bpmn.core.domain;\r
   2 \r
   3 import java.io.IOException;\r
   4 import java.io.Serializable;\r
   5 import java.util.List;\r
   6 \r
   7 import org.json.JSONException;\r
   8 import org.json.JSONObject;\r
   9 \r
  10 import com.fasterxml.jackson.annotation.JsonInclude;\r
  11 import com.fasterxml.jackson.annotation.JsonInclude.Include;\r
  12 import com.fasterxml.jackson.core.JsonGenerationException;\r
  13 import com.fasterxml.jackson.databind.JsonMappingException;\r
  14 import com.fasterxml.jackson.databind.ObjectMapper;\r
  15 import com.fasterxml.jackson.databind.ObjectWriter;\r
  16 import com.fasterxml.jackson.databind.SerializationFeature;\r
  17 import com.fasterxml.jackson.databind.annotation.JsonSerialize;\r
  18 \r
  19 import org.openecomp.mso.logger.MsoLogger;\r
  20 //import org.codehaus.jackson.map.SerializationConfig.Feature;\r
  21 \r
  22 \r
  23 /**\r
  24  * Wrapper encapsulates needed JSON functionality \r
  25  * to be extended by MSO service decomposition objects\r
  26  * providing ways to convert to and from JSON\r
  27  *\r
  28  */\r
  29 @JsonInclude(Include.NON_NULL)\r
  30 public abstract class JsonWrapper implements Serializable  {\r
  31         \r
  32         private static final MsoLogger LOGGER = MsoLogger.getMsoLogger(MsoLogger.Catalog.BPEL);\r
  33         @JsonInclude(Include.NON_NULL)\r
  34         public String toJsonString(){\r
  35                 \r
  36                 String jsonString = "";\r
  37                 //convert with Jackson\r
  38                 ObjectMapper mapper = new ObjectMapper();\r
  39                 mapper.configure(SerializationFeature.WRAP_ROOT_VALUE, true);\r
  40                 \r
  41                 mapper.setSerializationInclusion(Include.NON_NULL);\r
  42                 \r
  43                 ObjectWriter ow = mapper.writer().withDefaultPrettyPrinter();\r
  44                 try {\r
  45                         jsonString = ow.writeValueAsString(this);\r
  46 //              } catch (JsonGenerationException e) {\r
  47 //                      // TODO Auto-generated catch block\r
  48 //                      e.printStackTrace();\r
  49 //              } catch (JsonMappingException e) {\r
  50 //                      // TODO Auto-generated catch block\r
  51 //                      e.printStackTrace();\r
  52 //              } catch (IOException e) {\r
  53 //                      // TODO Auto-generated catch block\r
  54 //                      e.printStackTrace();\r
  55 //              }\r
  56                 } catch (Exception e){\r
  57 \r
  58                         LOGGER.debug("Exception :",e);\r
  59                 }\r
  60                 return jsonString;\r
  61         }\r
  62         \r
  63         @JsonInclude(Include.NON_NULL)\r
  64         public JSONObject toJsonObject(){\r
  65 \r
  66         ObjectMapper mapper = new ObjectMapper();\r
  67        // mapper.configure(SerializationConfig.Feature.WRAP_ROOT_VALUE, true);\r
  68         //mapper.enable(SerializationFeature.WRAP_ROOT_VALUE);\r
  69 \r
  70         mapper.configure(SerializationFeature.WRAP_ROOT_VALUE, true);\r
  71        // mapper.enable(org.codehaus.jackson.map.DeserializationConfig.Feature.UNWRAP_ROOT_VALUE);\r
  72         JSONObject json = new JSONObject();\r
  73          try {\r
  74                         json = new JSONObject(mapper.writeValueAsString(this));\r
  75                 } catch (JsonGenerationException e) {\r
  76                         LOGGER.debug("Exception :",e);\r
  77                 } catch (JsonMappingException e) {\r
  78                         LOGGER.debug("Exception :",e);\r
  79                 } catch (JSONException e) {\r
  80                         LOGGER.debug("Exception :",e);\r
  81                 } catch (IOException e) {\r
  82                         LOGGER.debug("Exception :",e);\r
  83                 }\r
  84          return json; \r
  85         }\r
  86         \r
  87         public String listToJson(List list) {\r
  88         ObjectMapper mapper = new ObjectMapper();\r
  89         mapper.configure(SerializationFeature.WRAP_ROOT_VALUE, true);\r
  90         \r
  91                 String jsonString = "";\r
  92                 try {\r
  93                         jsonString = mapper.writeValueAsString(list);\r
  94                 } catch (JsonGenerationException e) {\r
  95                         LOGGER.debug("Exception :",e);\r
  96                 } catch (JsonMappingException e) {\r
  97                         LOGGER.debug("Exception :",e);\r
  98                 } catch (IOException e) {\r
  99                         LOGGER.debug("Exception :",e);\r
 100                 }\r
 101                 return jsonString;\r
 102         }\r
 103         \r
 104         @JsonInclude(Include.NON_NULL)\r
 105         public String toJsonStringNoRootName(){\r
 106                 \r
 107                 String jsonString = "";\r
 108                 //convert with Jackson\r
 109                 ObjectMapper mapper = new ObjectMapper();\r
 110                 mapper.setSerializationInclusion(Include.NON_NULL);\r
 111                 \r
 112                 ObjectWriter ow = mapper.writer().withDefaultPrettyPrinter();\r
 113                 try {\r
 114                         jsonString = ow.writeValueAsString(this);\r
 115                 } catch (Exception e){\r
 116 \r
 117                         LOGGER.debug("Exception :",e);\r
 118                 }\r
 119                 return jsonString;\r
 120         }\r
 121         \r
 122         /**\r
 123          * Returns a string representation of this object.\r
 124          */\r
 125         public String toString() {\r
 126                 return this.toJsonString();\r
 127         }\r
 128 }\r