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HBaseConvetorUtil 实体转换工具类 public class HBaseConvetorUtil { /** * @Title: convetor * @Description: 传入hbase返回结果值,返回实例集合 * @param * @return * @throws */ public static <T> List<T>convetor(Class<T> cla,ResultScanner resultScanner) throws Exception{ List<T> list = new ArrayList<T>(); for (Result result :resultScanner) { Field []fileds=cla.getDeclaredFields(); T t = cla.newInstance(); for(Field field:fileds){ field.setAccessible(true); String fileName=field.getName(); if(result.containsColumn(Bytes.toBytes("BASEINFO"), Bytes.toBytes(fileName.toUpperCase()))){ if(result.getValue(Bytes.toBytes("BASEINFO"), Bytes.toBytes(fileName.toUpperCase())).length==0){ continue; } String value=Bytes.toString(result.getValue(Bytes.toBytes("BASEINFO"), Bytes.toBytes(fileName.toUpperCase()))); field.set(t, value); } } list.add(t); } return list; }
/** * @Title: convetor * @Description: 传入hbase返回结果值,返回实例 * @param * @return * @throws */ public static <T> Tconvetor(Class<T> cla,Result result) throws Exception{ Field []fileds=cla.getDeclaredFields(); T t = cla.newInstance(); for(Field field:fileds){ field.setAccessible(true); String fileName=field.getName(); if(result.containsColumn(Bytes.toBytes("BASEINFO"), Bytes.toBytes(fileName.toUpperCase()))){ if(result.getValue(Bytes.toBytes("BASEINFO"), Bytes.toBytes(fileName.toUpperCase())).length==0){ continue; } String value=Bytes.toString(result.getValue(Bytes.toBytes("BASEINFO"), Bytes.toBytes(fileName.toUpperCase()))); field.set(t, value); } } return t; }
/** * @Title: convetor * @Description: 传入保存实例和主键ID,返回PutDelete * @param * @return * @throws */ public static <T> PutDeleteconvetor(T t,String id) throws Exception { Put put=new Put(Bytes.toBytes(id)); Delete delete=new Delete(Bytes.toBytes(id)); Field [] fileds=t.getClass().getDeclaredFields(); for(Field field:fileds){ field.setAccessible(true); StringfieldName=field.getName(); Object value =field.get(t); if(null==value){ delete.deleteColumn(Bytes.toBytes("BASEINFO"), Bytes.toBytes(fieldName.toUpperCase())); continue; } put.add(Bytes.toBytes("BASEINFO"), Bytes.toBytes(fieldName.toUpperCase()), Bytes.toBytes((String)value)); } PutDelete putdelete = new PutDelete(); putdelete.setPut(put); putdelete.setDelete(delete); return putdelete; }
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原文地址:http://my.oschina.net/crxy/blog/466123