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Polish "Allow @DefaultValue to be used on record components"
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wilkinsona committed Mar 4, 2022
1 parent 976ed90 commit 5ee3fda
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Showing 4 changed files with 4 additions and 7 deletions.
Expand Up @@ -719,7 +719,8 @@ Unless your record has multiple constructors, there is no need to use `@Construc

Nested members of a constructor bound class (such as `Security` in the example above) will also be bound through their constructor.

Default values can be specified using `@DefaultValue` and the same conversion service will be applied to coerce the `String` value to the target type of a missing property.
Default values can be specified using `@DefaultValue` on constructor parameters and record components.
The conversion service will be applied to coerce the annotation's `String` value to the target type of a missing property.
By default, if no properties are bound to `Security`, the `MyProperties` instance will contain a `null` value for `security`.
If you wish you return a non-null instance of `Security` even when no properties are bound to it, you can use an empty `@DefaultValue` annotation to do so:

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Expand Up @@ -447,7 +447,6 @@ void multiConstructorRecordProperties(@TempDir File temp) throws IOException {
}

@Test
@EnabledForJreRange(min = JRE.JAVA_16)
void recordPropertiesWithDefaultValues(@TempDir File temp) throws IOException {
File exampleRecord = new File(temp, "ExampleRecord.java");
try (PrintWriter writer = new PrintWriter(new FileWriter(exampleRecord))) {
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@@ -1,5 +1,5 @@
/*
* Copyright 2012-2020 the original author or authors.
* Copyright 2012-2022 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.
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@@ -1,5 +1,5 @@
/*
* Copyright 2012-2021 the original author or authors.
* Copyright 2012-2022 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.
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import java.util.Objects;

import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.condition.EnabledForJreRange;
import org.junit.jupiter.api.condition.JRE;
import org.junit.jupiter.api.io.TempDir;

import org.springframework.boot.context.properties.source.ConfigurationPropertyName;
Expand Down Expand Up @@ -371,7 +369,6 @@ void bindToAnnotationNamedParameter() {
}

@Test
@EnabledForJreRange(min = JRE.JAVA_16)
void bindToRecordWithDefaultValue(@TempDir File tempDir) throws IOException, ClassNotFoundException {
MockConfigurationPropertySource source = new MockConfigurationPropertySource();
source.put("test.record.property1", "value-from-config-1");
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