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/*-
* ============LICENSE_START=======================================================
* SDC
* ================================================================================
* 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.sdc.be.servlets;
import java.io.IOException;
import org.codehaus.jackson.JsonGenerationException;
import org.codehaus.jackson.map.DeserializationConfig;
import org.codehaus.jackson.map.JsonMappingException;
import org.codehaus.jackson.map.ObjectMapper;
import org.codehaus.jackson.map.SerializationConfig.Feature;
import org.codehaus.jackson.map.annotate.JsonSerialize;
import org.openecomp.sdc.be.config.BeEcompErrorManager;
import org.openecomp.sdc.be.model.ArtifactDefinition;
import org.openecomp.sdc.common.api.ArtifactGroupTypeEnum;
import org.openecomp.sdc.common.api.Constants;
import org.openecomp.sdc.common.config.EcompErrorName;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.google.gson.Gson;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
public class RepresentationUtils {
private static Logger log = LoggerFactory.getLogger(RepresentationUtils.class.getName());
public static class ResourceRep {
}
/**
* Build Representation of given Object
*
* @param elementToRepresent
* @return
* @throws IOException
* @throws JsonGenerationException
* @throws JsonMappingException
*/
public static <T> Object toRepresentation(T elementToRepresent) throws IOException, JsonGenerationException, JsonMappingException {
// return theResource;
ObjectMapper mapper = new ObjectMapper();
mapper.configure(Feature.FAIL_ON_EMPTY_BEANS, false);
mapper.setSerializationInclusion(JsonSerialize.Inclusion.NON_NULL);
return mapper.writeValueAsString(elementToRepresent);
}
public static <T> T fromRepresentation(String json, Class<T> clazz) {
ObjectMapper mapper = new ObjectMapper();
T object = null;
mapper.configure(DeserializationConfig.Feature.FAIL_ON_UNKNOWN_PROPERTIES, false);
mapper.configure(Feature.FAIL_ON_EMPTY_BEANS, false);
mapper.setSerializationInclusion(JsonSerialize.Inclusion.NON_NULL);
try {
object = mapper.readValue(json, clazz);
} catch (Exception e) {
log.error("Error when parsing JSON of object of type {}", clazz.getSimpleName(), e);
} // return null in case of exception
return object;
}
public static ArtifactDefinition convertJsonToArtifactDefinition(String content, Class<ArtifactDefinition> clazz) {
JsonObject jsonElement = new JsonObject();
ArtifactDefinition resourceInfo = null;
try {
Gson gson = new Gson();
jsonElement = gson.fromJson(content, jsonElement.getClass());
JsonElement artifactGroupValue = jsonElement.get(Constants.ARTIFACT_GROUP_TYPE_FIELD);
if (artifactGroupValue != null && !artifactGroupValue.isJsonNull()) {
String groupValueUpper = artifactGroupValue.getAsString().toUpperCase();
if (!ArtifactGroupTypeEnum.getAllTypes().contains(groupValueUpper)) {
StringBuilder sb = new StringBuilder();
for (String value : ArtifactGroupTypeEnum.getAllTypes()) {
sb.append(value).append(", ");
}
log.debug("artifactGroupType is {}. valid values are: {}", groupValueUpper, sb.toString());
return null;
} else {
jsonElement.remove(Constants.ARTIFACT_GROUP_TYPE_FIELD);
jsonElement.addProperty(Constants.ARTIFACT_GROUP_TYPE_FIELD, groupValueUpper);
}
}
String payload = null;
JsonElement artifactPayload = jsonElement.get(Constants.ARTIFACT_PAYLOAD_DATA);
if (artifactPayload != null && !artifactPayload.isJsonNull()) {
payload = artifactPayload.getAsString();
}
jsonElement.remove(Constants.ARTIFACT_PAYLOAD_DATA);
String json = gson.toJson(jsonElement);
ObjectMapper mapper = new ObjectMapper();
mapper.configure(DeserializationConfig.Feature.FAIL_ON_UNKNOWN_PROPERTIES, false);
mapper.configure(Feature.FAIL_ON_EMPTY_BEANS, false);
mapper.setSerializationInclusion(JsonSerialize.Inclusion.NON_NULL);
resourceInfo = mapper.readValue(json, clazz);
resourceInfo.setPayloadData(payload);
} catch (Exception e) {
BeEcompErrorManager.getInstance().processEcompError(EcompErrorName.BeArtifactInformationInvalidError, "Artifact Upload / Update");
BeEcompErrorManager.getInstance().logBeArtifactInformationInvalidError("Artifact Upload / Update");
log.debug("Failed to convert the content {} to object.", content.substring(0, Math.min(50, content.length())), e);
}
return resourceInfo;
}
}
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