salesforce开发工具累积

utils.cls

/**
 *  工具类
 * created by Harry 2016-12-08 21:22:18
 */
public without sharing class Utils {
    //最小日期
    public static final String MIN_DATE_TIME = '2000-01-01 00:00:00';
    public static final String DATE_FORMAT_STR = 'yyyy-MM-dd';//默认日期文本格式
    public static final String DATETIME_FORMAT_STR = 'yyyy-MM-dd HH:mm:ss';//默认时间文本格式
    //记录类型缓存
    private static Map<String,Map<String,Id>> recordTypeCache = new Map<String,Map<String,Id>>();
    //初始化记录类型缓存
    static{
        List<RecordType> recordTypeList = [SELECT Id,DeveloperName,SobjectType,Name FROM RecordType];
        for(RecordType recordType : recordTypeList){
            Map<String,Id> tmpMap = null;
            if(null==recordTypeCache.get(recordType.SobjectType)){
                tmpMap = new Map<String,Id>();
            }else{
                tmpMap = recordTypeCache.get(recordType.SobjectType);
            }
            tmpMap.put(recordType.DeveloperName, recordType.Id);
            tmpMap.put(recordType.Name, recordType.Id);
            recordTypeCache.put(recordType.SobjectType, tmpMap);
        }
    }


    /*
       往一个字符串input中的指定位置index插入字符串str
     */
    public static String insertString (String input,String str, Integer index){
        if(input==null||index<0 || index >input.length()){
            return input;
        }
        return input.substring(0, index) + str + input.substring(index,input.length());
    }

    /*
        往一个文本中添加换行符，在生成pdf时用
     */
    public static String wrapWordInPdf(String input, String character, Integer width){
        if(input==null || width<=0){
            return input;
        }
        Integer cnt = input.length()/width;
        String buf = input;
        String target = '</br>';
        for(Integer i = 1;i<=cnt;i++){
            buf = insertString(buf,character,width*i+character.length()*(i-1));
        }
        return buf;
    }
    /*
        日期转字符串
     */
    public static String date2string(Datetime dt){
        return null==dt?'':dt.format(DATETIME_FORMAT_STR);
    }
    /*
        日期转指定格式的字符串
     */
    public static String date2string(Datetime dt,String formatString){
        if(null==dt){
            return '';
        }
        return String.isEmpty(formatString)?date2string(dt):dt.format(formatString);
    }
    /*
        时间转字符串
     */
    public static String date2string(Date d){
        return null==d?'':Datetime.newInstance(d.year(), d.month(), d.day()).format(DATE_FORMAT_STR);
    }
    /*
        时间转指定格式的字符串
     */
    public static String date2string(Date d,String formatString){
        if(null==d){
            return '';
        }
        return String.isEmpty(formatString)?date2string(d):Datetime.newInstance(d.year(), d.month(), d.day()).format(formatString);
    }
    /*
        获取记录类型ID，参数name可以为developerName也可以是Name，sobjectType是对象名称
    */
    public static Id getRecordTypeIdByDevNameAndObjName(String name, String sobjectType){
        return recordTypeCache.get(sobjectType).get(name);
    }
    /*
        获取指定角色的所有下属角色ID
    */
    public static Set<ID> getAllSubRoleIds(Set<ID> roleIds) {
        Set<ID> currentRoleIds = new Set<ID>();
        for(UserRole userRole :[select Id from UserRole where ParentRoleId 
             IN :roleIds AND ParentRoleID != null]) {
            currentRoleIds.add(userRole.Id);
        }
        if(currentRoleIds.size() > 0) {
            currentRoleIds.addAll(getAllSubRoleIds(currentRoleIds));
        }
        return currentRoleIds;
    }
    
    /**
     *  比较对象类型,若对象compare的类型为checkType返回true,否则false
     */
    public static boolean compareObjtype(SObject compare, String checkType){
        try{
            Schema.SObjectType targetType = Schema.getGlobalDescribe().get(checkType);
            if(targetType == null){
                return false;
            }else if( compare.getSObjectType() == targetType){
                return true;
            }else{
                return false;
            }
        }catch(Exception e){
            return false;
        }
        return false;
    }
    
    /**
     *  群发chatter通知
     *  @param userSet : 被通知的人的ID的Set集合
     *  @param subjectId : 被张贴的记录ID
     *  @param msg : 要通知的内容
     */
    public static void chatterMultiPerson(Set<Id> userSet,Id subjectId,String content){
        if(userSet.isEmpty()) return;
        List<String> msg = new List<String>();
        for(Id id : userSet){
            msg.add('{'+id+'}');
        }
        ConnectApi.FeedElement fi = ConnectApiHelper.postFeedItemWithMentions(
            Network.getNetworkId(), 
            subjectId,
            String.join(msg, ' ')+'\n'+content);
    }
}