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Merge branch '5.3.x'

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This commit is contained in:
Sam Brannen
2022-01-27 16:13:55 +01:00
parent 29768cdd11 6647023151
commit 786d80c0bb
4 changed files with 70 additions and 32 deletions
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23
spring-web/src/main/java/org/springframework/web/context/support/AnnotationConfigWebApplicationContext.java
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@@ -1,5 +1,5 @@
/*
* Copyright 2002-2019 the original author or authors.
* Copyright 2002-2022 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.
@@ -36,16 +36,27 @@ import org.springframework.web.context.ContextLoader;
/**
* {@link org.springframework.web.context.WebApplicationContext WebApplicationContext}
* implementation which accepts <em>component classes</em> as input &mdash; in particular
* {@link org.springframework.context.annotation.Configuration @Configuration}-annotated
* {@link org.springframework.context.annotation.Configuration @Configuration}
* classes, but also plain {@link org.springframework.stereotype.Component @Component}
* classes and JSR-330 compliant classes using {@code jakarta.inject} annotations.
* classes as well as JSR-330 compliant classes using {@code jakarta.inject} annotations.
*
* <p>Allows for registering classes one by one (specifying class names as config
* location) as well as for classpath scanning (specifying base packages as config location).
* locations) as well as via classpath scanning (specifying base packages as config
* locations).
*
* <p>This is essentially the equivalent of
* {@link org.springframework.context.annotation.AnnotationConfigApplicationContext
* AnnotationConfigApplicationContext} for a web environment.
* AnnotationConfigApplicationContext} for a web environment. However, in contrast to
* {@code AnnotationConfigApplicationContext}, this class does not extend
* {@link org.springframework.context.support.GenericApplicationContext
* GenericApplicationContext} and therefore does not provide some of the convenient
* {@code registerBean(...)} methods available in a {@code GenericApplicationContext}.
* If you wish to register annotated <em>component classes</em> with a
* {@code GenericApplicationContext} in a web environment, you may use a
* {@code GenericWebApplicationContext} with an
* {@link org.springframework.context.annotation.AnnotatedBeanDefinitionReader
* AnnotatedBeanDefinitionReader}. See the Javadoc for {@link GenericWebApplicationContext}
* for details and an example.
*
* <p>To make use of this application context, the
* {@linkplain ContextLoader#CONTEXT_CLASS_PARAM "contextClass"} context-param for
@@ -80,8 +91,10 @@ import org.springframework.web.context.ContextLoader;
*
* @author Chris Beams
* @author Juergen Hoeller
* @author Sam Brannen
* @since 3.0
* @see org.springframework.context.annotation.AnnotationConfigApplicationContext
* @see org.springframework.web.context.support.GenericWebApplicationContext
*/
public class AnnotationConfigWebApplicationContext extends AbstractRefreshableWebApplicationContext
implements AnnotationConfigRegistry {

70
spring-web/src/main/java/org/springframework/web/context/support/GenericWebApplicationContext.java
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@@ -1,5 +1,5 @@
/*
* Copyright 2002-2019 the original author or authors.
* Copyright 2002-2022 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.
@@ -39,26 +39,42 @@ import org.springframework.web.context.ServletContextAware;
/**
* Subclass of {@link GenericApplicationContext}, suitable for web environments.
*
* <p>Implements {@link org.springframework.web.context.ConfigurableWebApplicationContext},
* but is not intended for declarative setup in {@code web.xml}. Instead, it is designed
* for programmatic setup, for example for building nested contexts or for use within
* <p>Implements {@link ConfigurableWebApplicationContext}, but is not intended for
* declarative setup in {@code web.xml}. Instead, it is designed for programmatic setup,
* for example for building nested contexts or for use within
* {@link org.springframework.web.WebApplicationInitializer WebApplicationInitializers}.
*
* <p><b>If you intend to implement a WebApplicationContext that reads bean definitions
* from configuration files, consider deriving from AbstractRefreshableWebApplicationContext,
* reading the bean definitions in an implementation of the {@code loadBeanDefinitions}
* method.</b>
*
* <p>Interprets resource paths as servlet context resources, i.e. as paths beneath
* the web application root. Absolute paths, e.g. for files outside the web app root,
* can be accessed via "file:" URLs, as implemented by AbstractApplicationContext.
* the web application root. Absolute paths &mdash; for example, for files outside
* the web app root &mdash; can be accessed via {@code file:} URLs, as implemented
* by {@code AbstractApplicationContext}.
*
* <p>In addition to the special beans detected by
* {@link org.springframework.context.support.AbstractApplicationContext},
* this class detects a ThemeSource bean in the context, with the name "themeSource".
* {@link org.springframework.context.support.AbstractApplicationContext AbstractApplicationContext},
* this class detects a {@link ThemeSource} bean in the context, with the name "themeSource".
*
* <p>If you wish to register annotated <em>component classes</em> with a
* {@code GenericWebApplicationContext}, you can use an
* {@link org.springframework.context.annotation.AnnotatedBeanDefinitionReader
* AnnotatedBeanDefinitionReader}, as demonstrated in the following example.
* Component classes include in particular
* {@link org.springframework.context.annotation.Configuration @Configuration}
* classes but also plain {@link org.springframework.stereotype.Component @Component}
* classes as well as JSR-330 compliant classes using {@code jakarta.inject} annotations.
*
* <pre class="code">
* GenericWebApplicationContext context = new GenericWebApplicationContext();
* AnnotatedBeanDefinitionReader reader = new AnnotatedBeanDefinitionReader(context);
* reader.register(AppConfig.class, UserController.class, UserRepository.class);</pre>
*
* <p>If you intend to implement a {@code WebApplicationContext} that reads bean definitions
* from configuration files, consider deriving from {@link AbstractRefreshableWebApplicationContext},
* reading the bean definitions in an implementation of the {@code loadBeanDefinitions}
* method.
*
* @author Juergen Hoeller
* @author Chris Beams
* @author Sam Brannen
* @since 1.2
*/
public class GenericWebApplicationContext extends GenericApplicationContext
@@ -72,7 +88,7 @@ public class GenericWebApplicationContext extends GenericApplicationContext
/**
* Create a new GenericWebApplicationContext.
* Create a new {@code GenericWebApplicationContext}.
* @see #setServletContext
* @see #registerBeanDefinition
* @see #refresh
@@ -82,8 +98,8 @@ public class GenericWebApplicationContext extends GenericApplicationContext
}
/**
* Create a new GenericWebApplicationContext for the given ServletContext.
* @param servletContext the ServletContext to run in
* Create a new {@code GenericWebApplicationContext} for the given {@link ServletContext}.
* @param servletContext the {@code ServletContext} to run in
* @see #registerBeanDefinition
* @see #refresh
*/
@@ -92,8 +108,8 @@ public class GenericWebApplicationContext extends GenericApplicationContext
}
/**
* Create a new GenericWebApplicationContext with the given DefaultListableBeanFactory.
* @param beanFactory the DefaultListableBeanFactory instance to use for this context
* Create a new {@code GenericWebApplicationContext} with the given {@link DefaultListableBeanFactory}.
* @param beanFactory the {@code DefaultListableBeanFactory} instance to use for this context
* @see #setServletContext
* @see #registerBeanDefinition
* @see #refresh
@@ -103,9 +119,10 @@ public class GenericWebApplicationContext extends GenericApplicationContext
}
/**
* Create a new GenericWebApplicationContext with the given DefaultListableBeanFactory.
* @param beanFactory the DefaultListableBeanFactory instance to use for this context
* @param servletContext the ServletContext to run in
* Create a new {@code GenericWebApplicationContext} with the given {@link DefaultListableBeanFactory}
* and {@link ServletContext}.
* @param beanFactory the {@code DefaultListableBeanFactory} instance to use for this context
* @param servletContext the {@code ServletContext} to run in
* @see #registerBeanDefinition
* @see #refresh
*/
@@ -116,7 +133,7 @@ public class GenericWebApplicationContext extends GenericApplicationContext
/**
* Set the ServletContext that this WebApplicationContext runs in.
* Set the {@link ServletContext} that this {@code WebApplicationContext} runs in.
*/
@Override
public void setServletContext(@Nullable ServletContext servletContext) {
@@ -143,8 +160,7 @@ public class GenericWebApplicationContext extends GenericApplicationContext
}
/**
* Register ServletContextAwareProcessor.
* @see ServletContextAwareProcessor
* Register request/session scopes, environment beans, a {@link ServletContextAwareProcessor}, etc.
*/
@Override
protected void postProcessBeanFactory(ConfigurableListableBeanFactory beanFactory) {
@@ -157,7 +173,7 @@ public class GenericWebApplicationContext extends GenericApplicationContext
}
/**
* This implementation supports file paths beneath the root of the ServletContext.
* This implementation supports file paths beneath the root of the {@link ServletContext}.
* @see ServletContextResource
*/
@Override
@@ -236,7 +252,7 @@ public class GenericWebApplicationContext extends GenericApplicationContext
if (StringUtils.hasText(configLocation)) {
throw new UnsupportedOperationException(
"GenericWebApplicationContext does not support setConfigLocation(). " +
"Do you still have an 'contextConfigLocations' init-param set?");
"Do you still have a 'contextConfigLocation' init-param set?");
}
}
@@ -245,7 +261,7 @@ public class GenericWebApplicationContext extends GenericApplicationContext
if (!ObjectUtils.isEmpty(configLocations)) {
throw new UnsupportedOperationException(
"GenericWebApplicationContext does not support setConfigLocations(). " +
"Do you still have an 'contextConfigLocations' init-param set?");
"Do you still have a 'contextConfigLocations' init-param set?");
}
}