xinyb
10 天以前 658898d28cded745ca15ee0a89e3025358356259
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package com.yc.utils;
 
import java.beans.IntrospectionException;
import java.beans.Introspector;
import java.beans.PropertyDescriptor;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.sql.Timestamp;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.List;
import java.util.Map;
import java.util.Set;
 
public class FullJsonUtil {
     public static String IMGRANG="|32|32|";//图片显示大小
       public static String IMGROWHIGHT=" Height='32' ";//图片行的行高,
    //  private static org.apache.commons.logging.Log log = org.apache.commons.logging.LogFactory  
//          . getLog(JsonUtil.class);  
     
       
      public static String object2json(Object obj) { 
        StringBuilder json = new StringBuilder();  
        if (obj == null) {  
          json.append("\"\"");  
        } else if (obj instanceof String){
            json.append("\"").append(string2json(obj.toString())).append("\""); 
        }else if(
             obj instanceof Integer ||
             obj instanceof Float  ||
             obj instanceof Boolean ||
             obj instanceof Short ||
             obj instanceof Double || 
             obj instanceof Long ||
             obj instanceof BigDecimal ||
             obj instanceof BigInteger || 
             obj instanceof Byte) {  
            json.append(obj);
        } else if (obj instanceof Date) {//时间格式  
            SimpleDateFormat sdf=new SimpleDateFormat("yyyy-MM-dd HH:mm:ss:SSS");
            json.append("\"").append(sdf.format((Timestamp)obj)).append("\"");
        }
        else if (obj instanceof Object[]) {  
          json.append(array2json((Object[]) obj));  
        } else if (obj instanceof List) {  
          json.append(list2json((List<?>) obj));  
        } else if (obj instanceof Map) {  
          json.append(map2json((Map<?, ?>) obj));  
        } else if (obj instanceof Set) {  
          json.append(set2json((Set<?>) obj));  
        }else if (obj instanceof Set) {  
          json.append(set2json((Set<?>) obj));  
        } else if(obj instanceof byte[]){  
          json.append("\"\"");  
        } else{  
          json.append(bean2json(obj));  
        } 
        return json.toString();  
      }  
     
       
      public static String bean2json(Object bean) {
        StringBuilder json = new StringBuilder();  
        json.append("{");  
        PropertyDescriptor[] props = null;  
        try {  
          props = Introspector. getBeanInfo(bean. getClass(), Object.class). getPropertyDescriptors();  
        } catch (IntrospectionException e) {}  
        if (props != null) {  
          for (int i = 0; i < props.length; i++) {  
            try {  
              String name = object2json(props[i]. getName());  
              String value = object2json(props[i]. getReadMethod().invoke(bean));  
              json.append(name);  
              json.append(":");  
              json.append(value);  
              json.append(",");  
            } catch (Exception e) {}  
          }  
          json.setCharAt(json.length() - 1, '}');  
        } else {  
          json.append("}");  
        }  
        return json.toString();  
      }  
     
       
      public static String list2json(List<?> list) {  
        StringBuilder json = new StringBuilder();  
        json.append("[");  
        if (list != null && list.size() > 0) {  
          for (Object obj : list) {  
            json.append(object2json(obj));  
            json.append(",");  
          }  
          json.setCharAt(json.length() - 1, ']');  
        } else {  
          json.append("]");  
        }  
        return json.toString();  
      }  
     
       
      public static String array2json(Object[] array) {  
        StringBuilder json = new StringBuilder();  
        json.append("[");  
        if (array != null && array.length > 0) {  
          for (Object obj : array) {  
            json.append(object2json(obj));  
            json.append(",");  
          }  
          json.setCharAt(json.length() - 1, ']');  
        } else {  
          json.append("]");  
        }  
        return json.toString();  
      }  
     
       
      public static String map2json(Map<?, ?> map) {  
        StringBuilder json = new StringBuilder();  
        json.append("{");  
        if (map != null && map.size() > 0) {  
          for (Object key : map.keySet()) {  
            json.append("\""+key+"\"");  
            json.append(":");  
            json.append(object2json(map. get(key)));  
            json.append(",");  
          }  
          json.setCharAt(json.length() - 1, '}');  
        } else {  
          json.append("}");  
        }  
        return json.toString();  
      }       
       
      public static String set2json(Set<?> set) {  
        StringBuilder json = new StringBuilder();  
        json.append("[");  
        if (set != null && set.size() > 0) {  
          for (Object obj : set) {  
            json.append(object2json(obj));  
            json.append(",");  
          }  
          json.setCharAt(json.length() - 1, ']');  
        } else {  
          json.append("]");  
        }  
        return json.toString();  
      }  
     
       
      public static String string2json(String s) {  
        if (s == null)  
          return "";  
        StringBuilder sb = new StringBuilder();  
        for (int i = 0; i < s.length(); i++) {  
          char ch = s.charAt(i);  
          switch (ch) {  
          case '"':  
            sb.append("\\\"");  
            break;  
          case '\\':  
            sb.append("\\\\");  
            break;  
          case '\b':  
            sb.append("\\b");  
            break;  
          case '\f':  
            sb.append("\\f");  
            break;  
          case '\n':  
            sb.append("\\n");  
            break;  
          case '\r':  
            sb.append("\\r");  
            break;  
          case '\t':  
            sb.append("\\t");  
            break;
//          case '<':  
//              sb.append("&lt;");  
//              break;  
//            case '>':  
//              sb.append("&gt;");  
//              break;     
//          case '/':  
//            sb.append("\\/");  
//            break;  
          default:  
            if (ch >= '\u0000' && ch <= '\u001F') {  
              String ss = Integer.toHexString(ch);  
              sb.append("\\u");  
              for (int k = 0; k < 4 - ss.length(); k++) {  
                sb.append('0');  
              }  
              sb.append(ss.toUpperCase());  
            } else {  
              sb.append(ch);  
            }  
          }  
        }  
        return sb.toString();  
      }
      /**
       * 检查是否是合并行
       * ***/
      private static boolean checkRowSpan(String key,String rowspan){
          if(rowspan==null||rowspan.length()==0) return false;
          return rowspan.indexOf(key)>-1?true:false;
      }
      /**
       * 处理图片的URL,转换成格线专用格式: /images/aa.jpg-->|/imags/aa.jpg|100|100
       * 
       * **/
      private static String filterImage(Object str){
          String temp=((String)str).replaceAll("'", "&#039;").replaceAll(">", "&gt;").replaceAll("<", "&lt;");
          if(temp.toLowerCase().indexOf(".gif")>0
              ||temp.toLowerCase().indexOf(".jpg")>0
              ||temp.toLowerCase().indexOf(".png")>0  
              ) 
          return "|"+temp+JsonUtil.IMGRANG;
          else
          return temp;
      }
      /**
       * 检查是否为图片或文件
       * 
       * **/
      private static boolean CheckImage(Object str){
          String temp=((String)str).replaceAll("'", "&#039;").replaceAll(">", "&gt;").replaceAll("<", "&lt;");
          if(temp.toLowerCase().indexOf(".gif")>0
              ||temp.toLowerCase().indexOf(".jpg")>0
              ||temp.toLowerCase().indexOf(".png")>0  
              || temp.matches(".*?"+JsonUtil.IMGRANG.replaceAll("\\|", "\\\\|")+"+?")) 
          return true;
          else
          return false;
      }
      @SuppressWarnings({"unchecked"})
      public static String list2Xml(Page page){
              List list=page.getData();
          if(list==null) return "";
          StringBuilder sb=new StringBuilder();
          Object str="";//保存上一次的字段值
          int span=0;
          boolean imgflg=false;//标记当前行是否为图片或文件,以便增加行高
         for(int i=0;i<list.size();i++){
             //每行
             Map<String,Object> map=(Map<String,Object>)list.get(i);
             sb.append("<I  ");
             
             for(Map.Entry<String, Object> entry : map.entrySet()){
               
                 if(page.getIsCp()==1){ //如果是复单操作,需要进行排除字段的操作
                 String s=page.getCp()+";doccode";//需要排除的字段
                 String[] t=s.split(";");
                 for(String st:t){
                     if(entry.getKey().equalsIgnoreCase(st)) entry.setValue("");
                 }
                // map.put("Added", "1");
                 }
                 //每个字段,合并行时,不输出,跳出for
                 //第一次
                 if(checkRowSpan(entry.getKey(),page.getRowSpan())&&str!=null&&str.equals(entry.getValue())){//表示当前字段还在跨行中,跳出来
                 continue;
                 }
                 //取得跨行数
                    span=getRowSpan(list,entry,page.getRowSpan(),i);
                if(span>1){//跨二行或以上时,输出
                    if(!str.equals(entry.getValue()))
                    str=entry.getValue();
                    sb.append(entry.getKey()+"RowSpan='"+span+"' ");
                }else{
                    span=0;
                }
                
                   sb
                     .append((("id".equalsIgnoreCase(entry.getKey())&&page.getIsGantt()==0)?"_ycid_":entry.getKey()).toLowerCase())//增加对字段id转为treegrid的_ycid_
                     .append("='");
                     if(entry.getValue() instanceof String){
                            if(!imgflg)  imgflg=CheckImage(entry.getValue());
                         sb .append(entry.getValue()==null?"":filterImage(entry.getValue()));
                     }
                     else if(entry.getValue() instanceof Integer){
                         if((Integer)entry.getValue()==0)
                           sb.append(0);
                         else
                             sb.append(entry.getValue()==null?"":entry.getValue());     
                     }
                     else if(entry.getValue() instanceof Float){
                         if((Float)entry.getValue()==0)
                           sb.append(0);
                         else
                             sb.append(entry.getValue()==null?"":entry.getValue());     
                     }
                     else if(entry.getValue() instanceof Double){
                         if((Double)entry.getValue()==0)
                           sb.append(0);
                         else
                             sb.append(entry.getValue()==null?"":entry.getValue());     
                     }
                     else if(entry.getValue() instanceof BigDecimal){
                         if(((BigDecimal)entry.getValue()).floatValue()==0)
                           sb.append(0);
                         else
                             sb.append(entry.getValue()==null?"":entry.getValue());     
                     }
             else
                     sb.append(entry.getValue()==null?"":entry.getValue());
                    sb .append("' ");
                    
                    
             }
              if(imgflg) sb.append(IMGROWHIGHT);
             sb.append("/>");
         }
          return sb.toString();
      }
      /**
       * 取得当前集合指定字段,跨多少行,返回形式:字段+RowSpan="3"
       * **/
      private static int getRowSpan(List list,Map.Entry<String, Object> en,String row,int k){
         
          int index=0;
          if(row==null||row=="null") return 0;
          String[] temp=row.split(";");
          //String 
          String key=en.getKey();
          Object value=en.getValue();
          boolean bol=false;
          for(String s:temp){
             if( s.equalsIgnoreCase(key)){
             bol=true;
             break;
             }
          }
          if(!bol) return 0;//不存在需要跨行则直接返回
          boolean flg=false;
         for(int i=k;i<list.size();i++){
             Map<String,Object> map=(Map<String,Object>)list.get(i);
             for(Map.Entry<String, Object> entry : map.entrySet()){
                
                 
                if(key.equalsIgnoreCase(entry.getKey())){//当前字段需要合并,且是所指定的字段
                //根据当前数据,相同值都需要合并成一行显示
                if(value!=null&&value.equals(entry.getValue())){//相同值
                index++;
                break;
                }else{
                    flg=true;
                    break;
                }
                }
             }
        if(flg) break;     
         }
         return index;
      }
}