spring boot 2.7.1 源码

/* * 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. * 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.springframework.boot.context.properties; import java.beans.PropertyEditorSupport; import java.io.File; import java.text.ParseException; import java.time.Duration; import java.time.Period; import java.time.temporal.ChronoUnit; import java.util.ArrayList; import java.util.Collections; import java.util.HashMap; import java.util.LinkedHashMap; import java.util.List; import java.util.Locale; import java.util.Map; import java.util.Properties; import java.util.Set; import javax.annotation.PostConstruct; import javax.validation.Valid; import javax.validation.constraints.NotEmpty; import javax.validation.constraints.NotNull; import org.junit.jupiter.api.AfterEach; import org.junit.jupiter.api.Test; import org.junit.jupiter.api.extension.ExtendWith; import org.springframework.beans.factory.BeanCreationException; import org.springframework.beans.factory.FactoryBean; import org.springframework.beans.factory.InitializingBean; import org.springframework.beans.factory.ObjectProvider; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.beans.factory.annotation.Value; import org.springframework.beans.factory.config.ConfigurableListableBeanFactory; import org.springframework.beans.factory.support.AbstractBeanDefinition; import org.springframework.beans.factory.support.BeanDefinitionRegistry; import org.springframework.beans.factory.support.GenericBeanDefinition; import org.springframework.beans.factory.support.RootBeanDefinition; import org.springframework.boot.SpringApplication; import org.springframework.boot.context.properties.bind.BindException; import org.springframework.boot.context.properties.bind.DefaultValue; import org.springframework.boot.context.properties.bind.validation.BindValidationException; import org.springframework.boot.context.properties.source.ConfigurationPropertyName; import org.springframework.boot.convert.ApplicationConversionService; import org.springframework.boot.convert.DataSizeUnit; import org.springframework.boot.convert.DurationFormat; import org.springframework.boot.convert.DurationStyle; import org.springframework.boot.convert.DurationUnit; import org.springframework.boot.convert.PeriodFormat; import org.springframework.boot.convert.PeriodStyle; import org.springframework.boot.convert.PeriodUnit; import org.springframework.boot.env.RandomValuePropertySource; import org.springframework.boot.testsupport.system.CapturedOutput; import org.springframework.boot.testsupport.system.OutputCaptureExtension; import org.springframework.context.annotation.AnnotationConfigApplicationContext; import org.springframework.context.annotation.Bean; import org.springframework.context.annotation.Configuration; import org.springframework.context.annotation.ImportResource; import org.springframework.context.annotation.Scope; import org.springframework.context.support.PropertySourcesPlaceholderConfigurer; import org.springframework.core.convert.TypeDescriptor; import org.springframework.core.convert.converter.Converter; import org.springframework.core.convert.converter.GenericConverter; import org.springframework.core.convert.support.DefaultConversionService; import org.springframework.core.env.MapPropertySource; import org.springframework.core.env.MutablePropertySources; import org.springframework.core.env.StandardEnvironment; import org.springframework.core.env.SystemEnvironmentPropertySource; import org.springframework.core.io.ClassPathResource; import org.springframework.core.io.ProtocolResolver; import org.springframework.core.io.Resource; import org.springframework.core.io.ResourceLoader; import org.springframework.format.Formatter; import org.springframework.mock.env.MockEnvironment; import org.springframework.stereotype.Component; import org.springframework.test.context.support.TestPropertySourceUtils; import org.springframework.util.StringUtils; import org.springframework.util.unit.DataSize; import org.springframework.util.unit.DataUnit; import org.springframework.validation.Errors; import org.springframework.validation.ValidationUtils; import org.springframework.validation.Validator; import org.springframework.validation.annotation.Validated; import static org.assertj.core.api.Assertions.assertThat; import static org.assertj.core.api.Assertions.assertThatExceptionOfType; import static org.assertj.core.api.Assertions.assertThatIllegalStateException; import static org.assertj.core.api.Assertions.entry; import static org.mockito.ArgumentMatchers.any; import static org.mockito.ArgumentMatchers.anyString; import static org.mockito.ArgumentMatchers.eq; import static org.mockito.BDDMockito.given; import static org.mockito.BDDMockito.then; import static org.mockito.Mockito.mock; /** * Tests for {@link ConfigurationProperties @ConfigurationProperties}-annotated beans. * Covers {@link EnableConfigurationProperties @EnableConfigurationProperties}, * {@link ConfigurationPropertiesBindingPostProcessor} and * {@link ConfigurationPropertiesBinder}. * * @author Dave Syer * @author Christian Dupuis * @author Phillip Webb * @author Stephane Nicoll * @author Madhura Bhave * @author Vladislav Kisel */ @ExtendWith(OutputCaptureExtension.class) class ConfigurationPropertiesTests { private AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext(); @AfterEach void cleanup() { this.context.close(); System.clearProperty("name"); System.clearProperty("nested.name"); System.clearProperty("nested_name"); } @Test void loadShouldBind() { load(BasicConfiguration.class, "name=foo"); assertThat(this.context.getBeanNamesForType(BasicProperties.class)).hasSize(1); assertThat(this.context.containsBean(BasicProperties.class.getName())).isTrue(); assertThat(this.context.getBean(BasicProperties.class).name).isEqualTo("foo"); } @Test void loadShouldBindNested() { load(NestedConfiguration.class, "name=foo", "nested.name=bar"); assertThat(this.context.getBeanNamesForType(NestedProperties.class)).hasSize(1); assertThat(this.context.getBean(NestedProperties.class).name).isEqualTo("foo"); assertThat(this.context.getBean(NestedProperties.class).nested.name).isEqualTo("bar"); } @Test void loadWhenUsingSystemPropertiesShouldBind() { System.setProperty("name", "foo"); load(BasicConfiguration.class); assertThat(this.context.getBeanNamesForType(BasicProperties.class)).hasSize(1); assertThat(this.context.getBean(BasicProperties.class).name).isEqualTo("foo"); } @Test void loadWhenUsingSystemPropertiesShouldBindNested() { System.setProperty("name", "foo"); System.setProperty("nested.name", "bar"); load(NestedConfiguration.class); assertThat(this.context.getBeanNamesForType(NestedProperties.class)).hasSize(1); assertThat(this.context.getBean(NestedProperties.class).name).isEqualTo("foo"); assertThat(this.context.getBean(NestedProperties.class).nested.name).isEqualTo("bar"); } @Test void loadWhenHasIgnoreUnknownFieldsFalseAndNoUnknownFieldsShouldBind() { removeSystemProperties(); load(IgnoreUnknownFieldsFalseConfiguration.class, "name=foo"); IgnoreUnknownFieldsFalseProperties bean = this.context.getBean(IgnoreUnknownFieldsFalseProperties.class); assertThat(((BasicProperties) bean).name).isEqualTo("foo"); } @Test void loadWhenHasIgnoreUnknownFieldsFalseAndUnknownFieldsShouldFail() { removeSystemProperties(); assertT