18154768944

Committed 01 Oct 2025 07:26AM UTC coverage: 81.882% (-0.005%) from 81.887%

Build # 18154768944

Build Type

push

github

Committed by

web-flow

Commit Message

Merge pull request #290 from TAKETODAY/dev/jspecify

jspecify

Coverage Stats

59788 of 78013 branches covered (76.64%)

Branch coverage included in aggregate %.

141239 of 167496 relevant lines covered (84.32%)

3.6 hits per line

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82.35

today-context/src/main/java/infra/validation/BindingResultUtils.java

/*
 * Copyright 2017 - 2025 the original author or authors.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see [https://www.gnu.org/licenses/]
 */

package infra.validation;

import org.jspecify.annotations.Nullable;

import java.util.Map;

import infra.lang.Assert;

/**
 * Convenience methods for looking up BindingResults in a model Map.
 *
 * @author Juergen Hoeller
 * @see BindingResult#MODEL_KEY_PREFIX
 * @since 4.0
 */
public abstract class BindingResultUtils {

  /**
   * Find the BindingResult for the given name in the given model.
   *
   * @param model the model to search
   * @param name the name of the target object to find a BindingResult for
   * @return the BindingResult, or {@code null} if none found
   * @throws IllegalStateException if the attribute found is not of type BindingResult
   */
  @Nullable
  public static BindingResult getBindingResult(Map<?, ?> model, String name) {
    Assert.notNull(model, "Model map is required");
    Assert.notNull(name, "Name is required");
    Object attr = model.get(BindingResult.MODEL_KEY_PREFIX + name);
    if (attr != null && !(attr instanceof BindingResult)) {
      throw new IllegalStateException("BindingResult attribute is not of type BindingResult: " + attr);
    }
    return (BindingResult) attr;
  }

  /**
   * Find a required BindingResult for the given name in the given model.
   *
   * @param model the model to search
   * @param name the name of the target object to find a BindingResult for
   * @return the BindingResult (never {@code null})
   * @throws IllegalStateException if no BindingResult found
   */
  public static BindingResult getRequiredBindingResult(Map<?, ?> model, String name) {
    BindingResult bindingResult = getBindingResult(model, name);
    if (bindingResult == null) {
      throw new IllegalStateException("No BindingResult attribute found for name '" + name +
              "'- have you exposed the correct model?");
    }
    return bindingResult;
  }

}

1	/*
2	* Copyright 2017 - 2025 the original author or authors.
3	*
4	* This program is free software: you can redistribute it and/or modify
5	* it under the terms of the GNU General Public License as published by
6	* the Free Software Foundation, either version 3 of the License, or
7	* (at your option) any later version.
8	*
9	* This program is distributed in the hope that it will be useful,
10	* but WITHOUT ANY WARRANTY; without even the implied warranty of
11	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12	* GNU General Public License for more details.
13	*
14	* You should have received a copy of the GNU General Public License
15	* along with this program. If not, see [https://www.gnu.org/licenses/]
16	*/
17
18	package infra.validation;
19
20	import org.jspecify.annotations.Nullable;
21
22	import java.util.Map;
23
24	import infra.lang.Assert;
25
26	/**
27	* Convenience methods for looking up BindingResults in a model Map.
28	*
29	* @author Juergen Hoeller
30	* @see BindingResult#MODEL_KEY_PREFIX
31	* @since 4.0
32	*/
33	public abstract class BindingResultUtils {	×
34
35	/**
36	* Find the BindingResult for the given name in the given model.
37	*
38	* @param model the model to search
39	* @param name the name of the target object to find a BindingResult for
40	* @return the BindingResult, or {@code null} if none found
41	* @throws IllegalStateException if the attribute found is not of type BindingResult
42	*/
43	@Nullable
44	public static BindingResult getBindingResult(Map<?, ?> model, String name) {
45	Assert.notNull(model, "Model map is required");	3✔
46	Assert.notNull(name, "Name is required");	3✔
47	Object attr = model.get(BindingResult.MODEL_KEY_PREFIX + name);	6✔
48	if (attr != null && !(attr instanceof BindingResult)) {	5!
49	throw new IllegalStateException("BindingResult attribute is not of type BindingResult: " + attr);	×
50	}
51	return (BindingResult) attr;	3✔
52	}
53
54	/**
55	* Find a required BindingResult for the given name in the given model.
56	*
57	* @param model the model to search
58	* @param name the name of the target object to find a BindingResult for
59	* @return the BindingResult (never {@code null})
60	* @throws IllegalStateException if no BindingResult found
61	*/
62	public static BindingResult getRequiredBindingResult(Map<?, ?> model, String name) {
63	BindingResult bindingResult = getBindingResult(model, name);	4✔
64	if (bindingResult == null) {	2✔
65	throw new IllegalStateException("No BindingResult attribute found for name '" + name +	6✔
66	"'- have you exposed the correct model?");
67	}
68	return bindingResult;	2✔
69	}
70
71	}

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