Hibernate批量添加与更新

布满荆棘的人生 2022-07-17 03:57 425阅读 0赞

<pre name="code" class="java">	/**
    	 * 批量insertIDMC表
    	 * @param entityType
    	 * @return
    	 */
    	public OperationResult batchInsert(final List<EntityIdName> id2Names){
    		if(id2Names != null && id2Names.size() > 0){
    			this.getSession().doWork(new Work() {
    				@Override
    				public void execute(Connection connection) throws SQLException {
    					String sql = "insert into entity_id_name (entitytypeid,entityid,entityname,tenantId) values (?,?,?,?)";
    					final PreparedStatement stmt = connection.prepareStatement(sql);
    					for (final EntityIdName idName : id2Names) {
    						stmt.setLong(1, idName.getEntityTypeId());
    						stmt.setLong(2, idName.getEntityId());
    						stmt.setString(3, idName.getEntityName());
    						stmt.setLong(4, idName.getTenantId());
    						stmt.addBatch();
    					}
    					log.info("开始批量执行"+id2Names.size()+"条SQL语句["+sql+"]...");
    					Long t1 = System.currentTimeMillis();
    					stmt.executeBatch();
    					Long t2 = System.currentTimeMillis();
    					log.info("执行完毕,共耗时:" + (t2-t1) + "毫秒");
    				}
    			});
    		}
    		return OperationResult.SUCESS;
    	}
    	
    	/**
    	 * 批量insertIDMC表
    	 * @param entityType
    	 * @return
    	 */
    	public OperationResult batchUpdate(final List<EntityIdName> id2Names){
    		if(id2Names != null && id2Names.size() > 0){
    			this.getSession().doWork(new Work() {
    				@Override
    				public void execute(Connection connection) throws SQLException {
    					String sql = "UPDATE entity_id_name SET entityname = ? WHERE entitytypeid = ? AND entityid = ?";
    					final PreparedStatement stmt = connection.prepareStatement(sql);
    					for (final EntityIdName idName : id2Names) {
    						stmt.setString(1, idName.getEntityName());
    						stmt.setLong(2, idName.getEntityTypeId());
    						stmt.setLong(3, idName.getEntityId());
    						stmt.addBatch();
    					}
    					log.info("开始批量执行"+id2Names.size()+"条SQL语句["+sql+"]...");
    					Long t1 = System.currentTimeMillis();
    					stmt.executeBatch();
    					Long t2 = System.currentTimeMillis();
    					log.info("执行完毕,共耗时:" + (t2-t1) + "毫秒");
    				}
    			});
    			
    		}
    		return OperationResult.SUCESS;
    	}