<dependency>
			<groupId>org.apache.commons</groupId>
			<artifactId>commons-text</artifactId>
			<version>1.6</version>
		</dependency>		
		
		

			
package cn.netkiller.test;

import org.apache.commons.text.StringEscapeUtils;

public class TestJson {

	public static void main(String[] args) {
		System.out.println(StringEscapeUtils.escapeJson("{\"name\":\"Neo\"}"));
	}

}

			
			

输出

			
{\"name\":\"Neo\"}