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Merge branch '5.1.x'

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This commit is contained in:
Juergen Hoeller
2019-07-05 18:22:02 +02:00
parent 944b943ea7 7a7d4109ac
commit a5cb8799fa
11 changed files with 207 additions and 115 deletions
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135
spring-context/src/main/java/org/springframework/validation/beanvalidation/SpringValidatorAdapter.java
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@@ -165,27 +165,15 @@ public class SpringValidatorAdapter implements SmartValidator, javax.validation.
String nestedField = bindingResult.getNestedPath() + field;
if (nestedField.isEmpty()) {
String[] errorCodes = bindingResult.resolveMessageCodes(errorCode);
ObjectError error = new ObjectError(
errors.getObjectName(), errorCodes, errorArgs, violation.getMessage()) {
@Override
public boolean shouldRenderDefaultMessage() {
return requiresMessageFormat(violation);
}
};
error.wrap(violation);
ObjectError error = new ViolationObjectError(
errors.getObjectName(), errorCodes, errorArgs, violation, this);
bindingResult.addError(error);
}
else {
Object rejectedValue = getRejectedValue(field, violation, bindingResult);
String[] errorCodes = bindingResult.resolveMessageCodes(errorCode, field);
FieldError error = new FieldError(errors.getObjectName(), nestedField,
rejectedValue, false, errorCodes, errorArgs, violation.getMessage()) {
@Override
public boolean shouldRenderDefaultMessage() {
return requiresMessageFormat(violation);
}
};
error.wrap(violation);
FieldError error = new ViolationFieldError(errors.getObjectName(), nestedField,
rejectedValue, errorCodes, errorArgs, violation, this);
bindingResult.addError(error);
}
}
@@ -307,29 +295,6 @@ public class SpringValidatorAdapter implements SmartValidator, javax.validation.
return new DefaultMessageSourceResolvable(codes, field);
}
/**
* Indicate whether this violation's interpolated message has remaining
* placeholders and therefore requires {@link java.text.MessageFormat}
* to be applied to it. Called for a Bean Validation defined message
* (coming out {@code ValidationMessages.properties}) when rendered
* as the default message in Spring's MessageSource.
* <p>The default implementation considers a Spring-style "{0}" placeholder
* for the field name as an indication for {@link java.text.MessageFormat}.
* Any other placeholder or escape syntax occurrences are typically a
* mismatch, coming out of regex pattern values or the like. Note that
* standard Bean Validation does not support "{0}" style placeholders at all;
* this is a feature typically used in Spring MessageSource resource bundles.
* @param violation the Bean Validation constraint violation, including
* BV-defined interpolation of named attribute references in its message
* @return {@code true} if {@code java.text.MessageFormat} is to be applied,
* or {@code false} if the violation's message should be used as-is
* @since 5.1.8
* @see #getArgumentsForConstraint
*/
protected boolean requiresMessageFormat(ConstraintViolation<?> violation) {
return violation.getMessage().contains("{0}");
}
/**
* Extract the rejected value behind the given constraint violation,
* for exposure through the Spring errors representation.
@@ -354,6 +319,33 @@ public class SpringValidatorAdapter implements SmartValidator, javax.validation.
return invalidValue;
}
/**
* Indicate whether this violation's interpolated message has remaining
* placeholders and therefore requires {@link java.text.MessageFormat}
* to be applied to it. Called for a Bean Validation defined message
* (coming out {@code ValidationMessages.properties}) when rendered
* as the default message in Spring's MessageSource.
* <p>The default implementation considers a Spring-style "{0}" placeholder
* for the field name as an indication for {@link java.text.MessageFormat}.
* Any other placeholder or escape syntax occurrences are typically a
* mismatch, coming out of regex pattern values or the like. Note that
* standard Bean Validation does not support "{0}" style placeholders at all;
* this is a feature typically used in Spring MessageSource resource bundles.
* @param violation the Bean Validation constraint violation, including
* BV-defined interpolation of named attribute references in its message
* @return {@code true} if {@code java.text.MessageFormat} is to be applied,
* or {@code false} if the violation's message should be used as-is
* @since 5.1.8
* @see #getArgumentsForConstraint
*/
protected boolean requiresMessageFormat(ConstraintViolation<?> violation) {
return containsSpringStylePlaceholder(violation.getMessage());
}
private static boolean containsSpringStylePlaceholder(@Nullable String message) {
return (message != null && message.contains("{0}"));
}
//---------------------------------------------------------------------
// Implementation of JSR-303 Validator interface
@@ -436,6 +428,71 @@ public class SpringValidatorAdapter implements SmartValidator, javax.validation.
public String getDefaultMessage() {
return this.resolvableString;
}
@Override
public String toString() {
return this.resolvableString;
}
}
/**
* Subclass of {@code ObjectError} with Spring-style default message rendering.
*/
@SuppressWarnings("serial")
private static class ViolationObjectError extends ObjectError implements Serializable {
@Nullable
private transient SpringValidatorAdapter adapter;
@Nullable
private transient ConstraintViolation<?> violation;
public ViolationObjectError(String objectName, String[] codes, Object[] arguments,
ConstraintViolation<?> violation, SpringValidatorAdapter adapter) {
super(objectName, codes, arguments, violation.getMessage());
this.adapter = adapter;
this.violation = violation;
wrap(violation);
}
@Override
public boolean shouldRenderDefaultMessage() {
return (this.adapter != null && this.violation != null ?
this.adapter.requiresMessageFormat(this.violation) :
containsSpringStylePlaceholder(getDefaultMessage()));
}
}
/**
* Subclass of {@code FieldError} with Spring-style default message rendering.
*/
@SuppressWarnings("serial")
private static class ViolationFieldError extends FieldError implements Serializable {
@Nullable
private transient SpringValidatorAdapter adapter;
@Nullable
private transient ConstraintViolation<?> violation;
public ViolationFieldError(String objectName, String field, @Nullable Object rejectedValue, String[] codes,
Object[] arguments, ConstraintViolation<?> violation, SpringValidatorAdapter adapter) {
super(objectName, field, rejectedValue, false, codes, arguments, violation.getMessage());
this.adapter = adapter;
this.violation = violation;
wrap(violation);
}
@Override
public boolean shouldRenderDefaultMessage() {
return (this.adapter != null && this.violation != null ?
this.adapter.requiresMessageFormat(this.violation) :
containsSpringStylePlaceholder(getDefaultMessage()));
}
}
}