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Decode target parameters prior to saving a FlashMap

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The target parameters for a FlashMap must be decoded to be able to
match them to the parameters of incoming requests given that the
HttpServletRequest returns decoded request parameters.

Issue: SPR-9657
Backport Issue: SPR-9701
This commit is contained in:
Rossen Stoyanchev
2012-10-14 21:37:29 -04:00
parent 4fccd1799a
commit d8166d6155
2 changed files with 31 additions and 1 deletions
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16
org.springframework.web.servlet/src/main/java/org/springframework/web/servlet/support/AbstractFlashMapManager.java
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@@ -177,12 +177,18 @@ public abstract class AbstractFlashMapManager implements FlashMapManager {
if (CollectionUtils.isEmpty(flashMap)) {
return;
}
String path = decodeAndNormalizePath(flashMap.getTargetRequestPath(), request);
flashMap.setTargetRequestPath(path);
flashMap.startExpirationPeriod(this.flashMapTimeout);
decodeParameters(flashMap.getTargetRequestParams(), request);
if (logger.isDebugEnabled()) {
logger.debug("Saving FlashMap=" + flashMap);
}
flashMap.startExpirationPeriod(this.flashMapTimeout);
synchronized (writeLock) {
List<FlashMap> allMaps = retrieveFlashMaps(request);
allMaps = (allMaps == null) ? new CopyOnWriteArrayList<FlashMap>() : allMaps;
@@ -203,6 +209,14 @@ public abstract class AbstractFlashMapManager implements FlashMapManager {
return path;
}
private void decodeParameters(MultiValueMap<String, String> params, HttpServletRequest request) {
for (String name : new ArrayList<String>(params.keySet())) {
for (String value : new ArrayList<String>(params.remove(name))) {
params.add(name, this.urlPathHelper.decodeRequestString(request, value));
}
}
}
/**
* Update the FlashMap instances in some underlying storage.
* @param flashMaps a non-empty list of FlashMap instances to save