public int doStartTag() throws JspException {
memRecordSet = new MemRecordSet();
if (StringUtil.isNullOrEmpty(id)) {
id = genKey();
}
return super.doStartTag();
}
public void execute(RecordProvider provider) {
ServletRequest request = pageContext.getRequest();
if (provider.getId().indexOf("_dd_") == -1) {
TagService.getInstance().queryForObject(memRecordSet, provider, request);
} else {
TagService.getInstance().query(memRecordSet, provider, request);
}
MemRecord record = memRecordSet.firstRecord();
if (record != null && !StringUtil.isNullOrEmpty(provider.getOutParam())) {
String[] outparam = provider.getOutParam().split("\\|");
for (String name : outparam) {
if (record.field(name) != null) {
pageContext.setAttribute(name, record.field(name));
}
}
}
}
private String genKey() {
md5key++;
return "f" + StringUtil.MD5("" + md5key);
}