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Allow AbstractUrlHandlerMapping to add/remote handlers

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See gh-32064
This commit is contained in:
ameinema
2024-01-19 15:24:11 +01:00
committed by Stéphane Nicoll
parent a7ceedf2bb
commit 109d985f89
1 changed files with 35 additions and 1 deletions
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36
spring-webmvc/src/main/java/org/springframework/web/servlet/handler/AbstractUrlHandlerMapping.java
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@@ -404,13 +404,14 @@ public abstract class AbstractUrlHandlerMapping extends AbstractHandlerMapping i
/**
* Register the specified handler for the given URL path.
* <p>This method may be invoked at runtime after initialization has completed.
* @param urlPath the URL the bean should be mapped to
* @param handler the handler instance or handler bean name String
* (a bean name will automatically be resolved into the corresponding handler bean)
* @throws BeansException if the handler couldn't be registered
* @throws IllegalStateException if there is a conflicting handler registered
*/
protected void registerHandler(String urlPath, Object handler) throws BeansException, IllegalStateException {
public void registerHandler(String urlPath, Object handler) throws BeansException, IllegalStateException {
Assert.notNull(urlPath, "URL path must not be null");
Assert.notNull(handler, "Handler object must not be null");
Object resolvedHandler = handler;
@@ -456,6 +457,39 @@ public abstract class AbstractUrlHandlerMapping extends AbstractHandlerMapping i
}
}
/**
* Un-register the given mapping.
* <p>This method may be invoked at runtime after initialization has completed.
* @param urlPath the mapping to unregister
*/
public void unregisterHandler(String urlPath) throws IllegalArgumentException {
Assert.notNull(urlPath, "URL path must not be null");
Object mappedHandler = this.handlerMap.get(urlPath);
if (mappedHandler != null) {
if (urlPath.equals("/")) {
if (logger.isTraceEnabled()) {
logger.trace("Unregistered root mapping.");
}
setRootHandler(null);
}
else if (urlPath.equals("/*")) {
if (logger.isTraceEnabled()) {
logger.trace("Unregistered default mapping.");
}
setDefaultHandler(null);
}
else {
if (logger.isTraceEnabled()) {
logger.trace("Unregistered mapping \"" + urlPath + "\"");
}
this.handlerMap.remove(urlPath);
if(getPatternParser() != null) {
this.pathPatternHandlerMap.remove(getPatternParser().parse(urlPath));
}
}
}
}
private String getHandlerDescription(Object handler) {
return (handler instanceof String ? "'" + handler + "'" : handler.toString());
}