示例#1
0
文件: Field.java 项目: richxnh/li
 /** 通过ResultSetMetaData的方式得到一个结果集的列的列表 */
 public static List<Field> list(ResultSet resultSet) {
   List<Field> fields = new ArrayList<Field>();
   try {
     ResultSetMetaData meta = (null == resultSet ? null : resultSet.getMetaData());
     for (int columnCount = (null == meta ? -1 : meta.getColumnCount()), i = 1;
         i <= columnCount;
         i++) {
       Field attribute = new Field();
       attribute.name = attribute.column = meta.getColumnLabel(i);
       fields.add(attribute);
     }
   } catch (Exception e) {
     throw new RuntimeException("Exception in li.model.Field.list(ResultSet)", e);
   }
   return fields;
 }
示例#2
0
  /** 解析SourceFloder下搜索到的文件名以config.xml结尾的文件,将其中配置的Bean返回 */
  public List<Bean> getBeans() {
    List<String> fileList = Files.list(Files.root(), "^.*config.xml$", true); // 搜索以config.xml结尾的文件
    log.info("Found " + fileList.size() + " Xml config files at " + Files.root());

    List<Bean> beans = new ArrayList<Bean>();
    for (String filePath : fileList) {
      NodeList beanNodes =
          (NodeList) Files.xpath(Files.build(filePath), "//bean", XPathConstants.NODESET);
      for (int length = (null == beanNodes ? -1 : beanNodes.getLength()), i = 0; i < length; i++) {
        Bean iocBean = new Bean(); // 一个新的Bean
        iocBean.name = Files.xpath(beanNodes.item(i), "@name", XPathConstants.STRING).toString();
        String type = Files.xpath(beanNodes.item(i), "@class", XPathConstants.STRING).toString();
        try {
          iocBean.type = Class.forName(type);
        } catch (ClassNotFoundException e) { // 配置文件中把类名写错了
          throw new RuntimeException(
              "Class " + type + " not found , which is configured in " + filePath, e);
        }
        NodeList propertyNodes =
            (NodeList) Files.xpath(beanNodes.item(i), "property", XPathConstants.NODESET);
        for (int len = (null == propertyNodes ? -1 : propertyNodes.getLength()), m = 0;
            m < len;
            m++) {
          Field field = new Field(); // 一个新的Field
          field.name = (String) Files.xpath(propertyNodes.item(m), "@name", XPathConstants.STRING);
          field.type = Reflect.fieldType(iocBean.type, field.name);
          field.value =
              (String) Files.xpath(propertyNodes.item(m), "@value", XPathConstants.STRING);
          iocBean.fields.add(field);
        }
        beans.add(iocBean);

        log.debug("ADD BEAN: Xml " + iocBean.type.getName() + " " + iocBean.name);
      }
    }
    return beans;
  }
示例#3
0
文件: Field.java 项目: richxnh/li
 /**
  * 通过扫描对象结构及注解的方式得到一个类型的属性列表 List<Field>,根据类名缓存
  *
  * @param targetType 目标对象
  * @param annotated 是否只列出有Field注解的字段
  */
 public static List<Field> list(Class<?> targetType, Boolean annotated) {
   List<Field> fields =
       FIELDS_MAP.get("class#" + targetType.getName() + "#annotated#" + annotated);
   if (null == fields) { // 如果缓存中没有
     log.info("Field.list() by type " + targetType.getName());
     fields = new ArrayList<Field>();
     java.lang.reflect.Field[] declaredFields = targetType.getDeclaredFields();
     for (java.lang.reflect.Field field : declaredFields) {
       li.annotation.Field column = field.getAnnotation(li.annotation.Field.class);
       if (!annotated || null != column) { // 如果不需要Field注解或者Field注解不为空
         li.model.Field attribute = new li.model.Field();
         attribute.name = field.getName();
         attribute.column =
             (null == column || Verify.isEmpty(column.value())) ? field.getName() : column.value();
         fields.add(attribute);
       }
     }
     if (Object.class != targetType.getSuperclass()) { // 扫描超类的Field
       fields.addAll(list(targetType.getSuperclass(), annotated));
     }
     FIELDS_MAP.put("class#" + targetType.getName() + "#annotated#" + annotated, fields); // 加入缓存
   }
   return fields;
 }