java对象转json

pom中的依赖

<dependencies>
    <dependency>
      <groupId>junit</groupId>
      <artifactId>junit</artifactId>
      <version>4.11</version>
      <scope>test</scope>
    </dependency>
    
     <dependency>
         <groupId>org.codehaus.jackson</groupId>
         <artifactId>jackson-mapper-asl</artifactId>
         <version>1.6.4</version>
     </dependency>
    
  </dependencies>

 

Member对象

package com.yydone.test;

import java.io.Serializable;

public class Member implements Serializable {

	private static final long serialVersionUID = 1L;
	
	private Long memberId;
	private String memberName;
	private String accountName;
	
	public Long getMemberId() {
		return memberId;
	}
	public void setMemberId(Long memberId) {
		this.memberId = memberId;
	}
	public String getMemberName() {
		return memberName;
	}
	public void setMemberName(String memberName) {
		this.memberName = memberName;
	}
	public String getAccountName() {
		return accountName;
	}
	public void setAccountName(String accountName) {
		this.accountName = accountName;
	}
	
}

 

测试代码

package com.yydone.test;

import org.codehaus.jackson.map.ObjectMapper;
import org.junit.Before;
import org.junit.Test;

public class TestJson {

	private Member member;
	
	@Before
	public void init() {
		member = new Member();
		member.setMemberId(1000007L);
		member.setAccountName("[e-mail]");
		member.setMemberName("丫丫當");
	}
	
	@Test
	public void TT() throws Exception {
		ObjectMapper om = new ObjectMapper();
		
		String json = om.writeValueAsString(member);
		
		System.out.println(om.writeValueAsString(member));
		
		Member m = om.readValue(json, Member.class);
		System.out.println(m.getAccountName());
	}
}