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JSON转JAVA BEAN

时间:2015-11-19 02:03:26      阅读:205      评论:0      收藏:0      [点我收藏+]

JSON转JAVA BEAN


import java.io.IOException;

import org.codehaus.jackson.JsonParseException;
import org.codehaus.jackson.map.DeserializationConfig;
import org.codehaus.jackson.map.JsonMappingException;
import org.codehaus.jackson.map.ObjectMapper;
import org.codehaus.jackson.type.TypeReference;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;


public class ColumnControllerTest {
    
    private Logger logger = LoggerFactory.getLogger(ColumnControllerTest.class);
    
    
    @Test
    public void testTest()
    {
        ObjectMapper mapper = new ObjectMapper();
        /*AnnotationIntrospector introspector = new JaxbAnnotationIntrospector();
        // make deserializer use JAXB annotations (only)
        mapper.getDeserializationConfig().setAnnotationIntrospector(introspector);
        // make serializer use JAXB annotations (only)
        mapper.getSerializationConfig().setAnnotationIntrospector(introspector);
*/
        mapper.configure(DeserializationConfig.Feature.FAIL_ON_UNKNOWN_PROPERTIES, false);
        
        String userStr = "{\"username\":\"paul\",\"email\":\"paul@paul.com\"}";
        try {
            TypeReference<TestUser> temp = new TypeReference<TestUser>(){};
            TestUser testUser = mapper.readValue(userStr, temp);
            System.out.println(testUser.toString());
            
            String result = mapper.writeValueAsString(testUser);
            System.out.println(result);
            
        } catch (JsonParseException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (JsonMappingException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }

}

JSON转JAVA BEAN

原文:http://www.blogjava.net/paulwong/archive/2015/11/18/428258.html

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