#2974

pending completion

Build # #2974

Build Type

Pull #2795

github

Committed by

web-flow

Commit Message

Merge 689ab309e into a451fbd9d

Pull Request Pull Request #2795: [ci] formatting

Run Details

9 of 9 new or added lines in 4 files covered. (100.0%)

9413 of 10783 relevant lines covered (87.29%)

0.87 hits per line

Source File
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80.77

/src/main/java/org/apache/ibatis/type/EnumOrdinalTypeHandler.java

/*
 *    Copyright 2009-2023 the original author or authors.
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *       https://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */
package org.apache.ibatis.type;

import java.sql.CallableStatement;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;

/**
 * @author Clinton Begin
 */
public class EnumOrdinalTypeHandler<E extends Enum<E>> extends BaseTypeHandler<E> {

  private final Class<E> type;
  private final E[] enums;

  public EnumOrdinalTypeHandler(Class<E> type) {
    if (type == null) {
      throw new IllegalArgumentException("Type argument cannot be null");
    }
    this.type = type;
    this.enums = type.getEnumConstants();
    if (this.enums == null) {
      throw new IllegalArgumentException(type.getSimpleName() + " does not represent an enum type.");
    }
  }

  @Override
  public void setNonNullParameter(PreparedStatement ps, int i, E parameter, JdbcType jdbcType) throws SQLException {
    ps.setInt(i, parameter.ordinal());
  }

  @Override
  public E getNullableResult(ResultSet rs, String columnName) throws SQLException {
    int ordinal = rs.getInt(columnName);
    if (ordinal == 0 && rs.wasNull()) {
      return null;
    }
    return toOrdinalEnum(ordinal);
  }

  @Override
  public E getNullableResult(ResultSet rs, int columnIndex) throws SQLException {
    int ordinal = rs.getInt(columnIndex);
    if (ordinal == 0 && rs.wasNull()) {
      return null;
    }
    return toOrdinalEnum(ordinal);
  }

  @Override
  public E getNullableResult(CallableStatement cs, int columnIndex) throws SQLException {
    int ordinal = cs.getInt(columnIndex);
    if (ordinal == 0 && cs.wasNull()) {
      return null;
    }
    return toOrdinalEnum(ordinal);
  }

  private E toOrdinalEnum(int ordinal) {
    try {
      return enums[ordinal];
    } catch (Exception ex) {
      throw new IllegalArgumentException(
          "Cannot convert " + ordinal + " to " + type.getSimpleName() + " by ordinal value.", ex);
    }
  }
}

1	/*
2	* Copyright 2009-2023 the original author or authors.
3	*
4	* Licensed under the Apache License, Version 2.0 (the "License");
5	* you may not use this file except in compliance with the License.
6	* You may obtain a copy of the License at
7	*
8	* https://www.apache.org/licenses/LICENSE-2.0
9	*
10	* Unless required by applicable law or agreed to in writing, software
11	* distributed under the License is distributed on an "AS IS" BASIS,
12	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13	* See the License for the specific language governing permissions and
14	* limitations under the License.
15	*/
16	package org.apache.ibatis.type;
17
18	import java.sql.CallableStatement;
19	import java.sql.PreparedStatement;
20	import java.sql.ResultSet;
21	import java.sql.SQLException;
22
23	/**
24	* @author Clinton Begin
25	*/
26	public class EnumOrdinalTypeHandler<E extends Enum<E>> extends BaseTypeHandler<E> {
27
28	private final Class<E> type;
29	private final E[] enums;
30
31	public EnumOrdinalTypeHandler(Class<E> type) {	1✔
32	if (type == null) {	1✔
33	throw new IllegalArgumentException("Type argument cannot be null");	×
34	}
35	this.type = type;	1✔
36	this.enums = type.getEnumConstants();	1✔
37	if (this.enums == null) {	1✔
38	throw new IllegalArgumentException(type.getSimpleName() + " does not represent an enum type.");	×
39	}
40	}	1✔
41
42	@Override
43	public void setNonNullParameter(PreparedStatement ps, int i, E parameter, JdbcType jdbcType) throws SQLException {
44	ps.setInt(i, parameter.ordinal());	1✔
45	}	1✔
46
47	@Override
48	public E getNullableResult(ResultSet rs, String columnName) throws SQLException {
49	int ordinal = rs.getInt(columnName);	1✔
50	if (ordinal == 0 && rs.wasNull()) {	1✔
51	return null;	1✔
52	}
53	return toOrdinalEnum(ordinal);	1✔
54	}
55
56	@Override
57	public E getNullableResult(ResultSet rs, int columnIndex) throws SQLException {
58	int ordinal = rs.getInt(columnIndex);	1✔
59	if (ordinal == 0 && rs.wasNull()) {	1✔
60	return null;	1✔
61	}
62	return toOrdinalEnum(ordinal);	1✔
63	}
64
65	@Override
66	public E getNullableResult(CallableStatement cs, int columnIndex) throws SQLException {
67	int ordinal = cs.getInt(columnIndex);	1✔
68	if (ordinal == 0 && cs.wasNull()) {	1✔
69	return null;	1✔
70	}
71	return toOrdinalEnum(ordinal);	1✔
72	}
73
74	private E toOrdinalEnum(int ordinal) {
75	try {
76	return enums[ordinal];	1✔
77	} catch (Exception ex) {	×
78	throw new IllegalArgumentException(	×
79	"Cannot convert " + ordinal + " to " + type.getSimpleName() + " by ordinal value.", ex);	×
80	}
81	}
82	}

mybatis / mybatis-3 / #2974

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