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@ -781,6 +781,35 @@ annotations to your `@ConfigurationProperties` class:
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}
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}
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----
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----
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In order to validate values of nested properties, you must annotate the associated field
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as `@Valid` to trigger its validation. For example, building upon the above
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`ConnectionSettings` example:
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[source,java,indent=0]
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----
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@Component
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@ConfigurationProperties(prefix="connection")
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public class ConnectionSettings {
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@NotNull
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@Valid
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private RemoteAddress remoteAddress;
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// ... getters and setters
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private static class RemoteAddress {
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@NotEmpty
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public String hostname;
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// ... getters and setters
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}
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}
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----
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You can also add a custom Spring `Validator` by creating a bean definition called
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You can also add a custom Spring `Validator` by creating a bean definition called
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`configurationPropertiesValidator`. There is a
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`configurationPropertiesValidator`. There is a
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{github-code}/spring-boot-samples/spring-boot-sample-property-validation[Validation sample]
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{github-code}/spring-boot-samples/spring-boot-sample-property-validation[Validation sample]
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