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Avoid duplicate JAR resources in PathMatchingResourcePatternResolver on MS Windows #31598

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Avoid duplicate JAR resources in PathMatchingResourcePatternResolver on MS Windows #31598

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3 changes: 2 additions & 1 deletion ...rc/main/java/org/springframework/core/io/support/PathMatchingResourcePatternResolver.java
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Original file line number Diff line number Diff line change
Expand Up @@ -430,7 +430,8 @@ protected void addClassPathManifestEntries(Set<Resource> result) {
int prefixIndex = filePath.indexOf(':');
if (prefixIndex == 1) {
// Possibly "c:" drive prefix on Windows, to be upper-cased for proper duplicate detection
filePath = StringUtils.capitalize(filePath);
// to resolve find duplicate jar resource on windows
filePath = "/" + StringUtils.capitalize(filePath);
}
// # can appear in directories/filenames, java.net.URL should not treat it as a fragment
filePath = StringUtils.replace(filePath, "#", "%23");
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