2 * Copyright 2017 ZTE Corporation.
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4 * Licensed under the Apache License, Version 2.0 (the "License");
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5 * you may not use this file except in compliance with the License.
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6 * You may obtain a copy of the License at
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8 * http://www.apache.org/licenses/LICENSE-2.0
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10 * Unless required by applicable law or agreed to in writing, software
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11 * distributed under the License is distributed on an "AS IS" BASIS,
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12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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13 * See the License for the specific language governing permissions and
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14 * limitations under the License.
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16 package org.onap.holmes.common.utils;
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18 import com.fasterxml.jackson.core.JsonProcessingException;
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19 import com.fasterxml.jackson.databind.ObjectMapper;
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20 import java.io.IOException;
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22 public class JacksonUtil {
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24 private JacksonUtil() {
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28 public static String beanToJson(Object obj) throws JsonProcessingException {
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29 ObjectMapper objectMapper = new ObjectMapper();
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30 return objectMapper.writeValueAsString(obj);
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33 public static <T> T jsonToBean(String json, Class<T> cls) throws IOException {
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34 ObjectMapper objectMapper = new ObjectMapper();
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36 return objectMapper.readValue("{}", cls);
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38 return objectMapper.readValue(json, cls);
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