JSON 日期转换

package com.util;import java.text.SimpleDateFormat;import java.util.Date;import net.sf.json.JsonConfig;import net.sf.json.processors.JsonValueProcessor;public class JsonDateValueProcessor implements JsonValueProcessor {private String format = "yyyy-MM-dd HH:mm:ss"; //设置日期格式public JsonDateValueProcessor() {}public JsonDateValueProcessor(String format) {this.format = format;}public Object processArrayValue(Object value, JsonConfig jsonConfig) {return process(value, jsonConfig);}public Object processObjectValue(String key, Object value,JsonConfig jsonConfig) {return process(value, jsonConfig);}private Object process(Object value, JsonConfig jsonConfig) {if (value instanceof Date) {String str = new SimpleDateFormat(format).format((Date) value);return str;}return value == null ? null : value.toString();}public String getFormat() {return format;}public void setFormat(String format) {this.format = format;}}