Exemplo n.º 1
0
 /** 根据传入的对象构建一个用于更新一条记录的SQL */
 public String update(Object entity) {
   String sql = "UPDATE " + beanMeta.table + " SET ";
   for (Field field : beanMeta.fields) {
     Object fieldValue = Reflect.get(entity, field.name);
     if (!beanMeta.getId().name.equals(field.name)) { // 更新所有属性,fieldValue可能为null
       sql += field.column + "=" + wrap(fieldValue) + ",";
     }
   }
   Object id = Reflect.get(entity, beanMeta.getId().name);
   return sql.substring(0, sql.length() - 1)
       + " WHERE "
       + beanMeta.getId().column
       + "="
       + wrap(id);
 }
Exemplo n.º 2
0
 /** 根据传入的对象构建一个插入一条记录的SQL */
 public String insert(Object entity) {
   String columns = " (", values = " VALUES (";
   for (Field field : beanMeta.fields) {
     Object fieldValue = Reflect.get(entity, field.name);
     columns += field.column + ",";
     values += wrap(fieldValue) + ",";
   }
   columns = columns.substring(0, columns.length() - 1) + ")";
   values = values.substring(0, values.length() - 1) + ")";
   return "INSERT INTO " + beanMeta.table + columns + values;
 }
Exemplo n.º 3
0
 /** 根据传入的对象构建一个插入一条记录的SQL,忽略为空的属性 */
 public String insertIgnoreNull(Object entity) {
   String columns = " (", values = " VALUES (";
   for (Field field : beanMeta.fields) {
     Object fieldValue = Reflect.get(entity, field.name);
     if (!Verify.isEmpty(fieldValue)) { // 略过为null的属性
       columns += field.column + ",";
       values += wrap(fieldValue) + ",";
     }
   }
   columns = columns.substring(0, columns.length() - 1) + ")";
   values = values.substring(0, values.length() - 1) + ")";
   return "INSERT INTO " + beanMeta.table + columns + values;
 }
Exemplo n.º 4
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;
  }