Comments (3)
sample code :
@Entity
public class Manager extends LongId {
private String login;
@JdbcType(VARCHAR)
@Column(name = "roles")
@TypeHandler(RoleListTypeHandler.class)
private List<Role> roleList;
public String getLogin() {
return login;
}
public void setLogin(String login) {
this.login = login;
}
public List<Role> getRoleList() {
return roleList;
}
public void setRoleList(List<Role> roleList) {
this.roleList = roleList;
}
@Override
public String toString() {
return "Manager{" +
"login='" + login + '\'' +
", roleList=" + roleList +
'}';
}
}
from spring-data-mybatis.
@MappedJdbcTypes(JdbcType.VARCHAR)
@MappedTypes(List.class)
public class RoleListTypeHandler extends BaseTypeHandler<List<Role>> {
@Override
public void setNonNullParameter(PreparedStatement ps, int i, List<Role> roleList, JdbcType jdbcType) throws SQLException {
Set<Integer> roles = new HashSet<>();
for (Role role : roleList) {
roles.add(role.getValue());
}
ps.setString(i, StringUtils.collectionToDelimitedString(roles, ","));
}
@Override
public List<Role> getNullableResult(ResultSet rs, String columnName) throws SQLException {
String roles = rs.getString(columnName);
return getRoleListFromResultString(roles);
}
@Override
public List<Role> getNullableResult(ResultSet rs, int columnIndex) throws SQLException {
return getRoleListFromResultString(rs.getString(columnIndex));
}
@Override
public List<Role> getNullableResult(CallableStatement cs, int columnIndex) throws SQLException {
return getRoleListFromResultString(cs.getString(columnIndex));
}
private List<Role> getRoleListFromResultString(String result) {
ArrayList<Role> roleList = new ArrayList();
for (String role : result.split(",")) {
roleList.add(Role.getRoleFromValue(Integer.parseInt(role)));
}
return roleList;
}
}
from spring-data-mybatis.
public enum Role {
ROLE_USER(1),
ROLE_MANAGER(2),
ROLE_ADMIN(3),
ROLE_CLIENT(4),
ROLE_TRUSTED_CLIENT(5);
private int value;
Role(final int value) {
this.value = value;
}
public int getValue() {
return value;
}
public void setValue(int value) {
this.value = value;
}
/**
* From int to Role
*
* @param value
* @return
*/
public static Role getRoleFromValue(int value) {
Role result = null;
for (Role s : Role.values()) {
if (s.getValue() == value) {
result = s;
}
}
if (result == null) {
throw new IllegalArgumentException("No exist the Role with that value");
}
return result;
}
}
from spring-data-mybatis.
Related Issues (20)
- 这个项目还会支持最新版的spring boot吗 HOT 1
- complex composite id
- Related queries support sorting
- @ElementCollection support
- 后续有什么计划吗
- 请问啥时发布新版本
- @Convert 注解似乎还不支持
- 中文说明中spring-boot的mapper文件配置错误
- 是否支持批量新增、修改
- Table names support uniform prefixes
- Join table supports uniform table prefix
- The official website document is gone. 文档没了
- change mapper.xml's namespace reference Repository but not DO #feature
- base on branch 3.x, I build it successful. Can I take a pull request? HOT 1
- 3.x支持多数据源么
- Is this repo still being maintained? HOT 1
- Multi-tenant support
- can support @GeneratedValue? HOT 2
- MybatisEntityManagerAutoConfiguration not running
- Multi-tenant problems
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from spring-data-mybatis.