| 提交 | 用户 | age | ||
| 826b66 | 1 | package com.hx.mybatis.aes.handler; |
| C | 2 | |
| 3 | import com.hx.mybatis.aes.springbean.VariableAesKey; | |
| 4 | import com.hx.util.mysql.aes.MysqlHexAesTool; | |
| 5 | import org.apache.ibatis.type.BaseTypeHandler; | |
| 6 | import org.apache.ibatis.type.JdbcType; | |
| 7 | import org.apache.ibatis.type.MappedJdbcTypes; | |
| 8 | import org.apache.ibatis.type.MappedTypes; | |
| 9 | ||
| 10 | import java.sql.CallableStatement; | |
| 11 | import java.sql.PreparedStatement; | |
| 12 | import java.sql.ResultSet; | |
| 13 | import java.sql.SQLException; | |
| 14 | ||
| 15 | /** | |
| 16 | * @author CJH | |
| 17 | * @Date 2021-01-02 | |
| 18 | * // @MappedTypes注解中的类代表此转换器可以自动转换为的java对象，@MappedJdbcTypes注解中设置的是对应的jdbctype，mysql的json对象对应的jdbctype为VARCHAR。 | |
| 19 | */ | |
| 20 | @MappedTypes(value = {String.class}) | |
| 21 | @MappedJdbcTypes(value = {JdbcType.VARCHAR}, includeNullJdbcType = true) | |
| 22 | public class GenericStringHandler extends BaseTypeHandler<String> { | |
| 23 | ||
| 24 | public GenericStringHandler() { | |
| 25 | } | |
| 26 | ||
| 27 | @Override | |
| 28 | public void setNonNullParameter(PreparedStatement ps, int i, String parameter, JdbcType jdbcType) throws SQLException { | |
| 29 | ps.setString(i, parameter); | |
| 30 | } | |
| 31 | ||
| 32 | @Override | |
| 33 | public String getNullableResult(ResultSet rs, String columnName) throws SQLException { | |
| 34 | String data = rs.getString(columnName); | |
| 35 | if(data != null && data.length()%32==0 && MysqlHexAesTool.isHexStrValid(data)){ | |
| 36 | try{ | |
| 37 | data = MysqlHexAesTool.decryptData(data, VariableAesKey.getAesKey(columnName),null); | |
| 38 | }catch (Exception e){ | |
| 39 | //e.printStackTrace(); | |
| 40 | } | |
| 41 | } | |
| 42 | return data; | |
| 43 | } | |
| 44 | ||
| 45 | @Override | |
| 46 | public String getNullableResult(ResultSet rs, int columnIndex) throws SQLException { | |
| 47 | String data = rs.getString(columnIndex); | |
| 48 | if(data != null && data.length()%32==0 && MysqlHexAesTool.isHexStrValid(data)){ | |
| 49 | try{ | |
| 50 | data = MysqlHexAesTool.decryptData(data, VariableAesKey.getAesKey(null),null); | |
| 51 | }catch (Exception e){ | |
| 52 | //e.printStackTrace(); | |
| 53 | } | |
| 54 | } | |
| 55 | return data; | |
| 56 | } | |
| 57 | ||
| 58 | @Override | |
| 59 | public String getNullableResult(CallableStatement cs, int columnIndex) throws SQLException { | |
| 60 | String data = cs.getString(columnIndex); | |
| 61 | if(data != null && data.length() < 129 && data.length()%32==0 && MysqlHexAesTool.isHexStrValid(data)){ | |
| 62 | try{ | |
| 63 | data = MysqlHexAesTool.decryptData(data, VariableAesKey.getAesKey(null),null); | |
| 64 | }catch (Exception e){ | |
| 65 | //e.printStackTrace(); | |
| 66 | } | |
| 67 | } | |
| 68 | return data; | |
| 69 | } | |
| 70 | ||
| 71 | } | |
| 72 | ||
