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Improve performance of some string operations

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Issue: SPR-16293
This commit is contained in:
Juergen Hoeller
2018-01-19 19:05:07 +01:00
parent 0b77c8835c
commit d7959edb3e
5 changed files with 25 additions and 26 deletions
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8
spring-beans/src/main/java/org/springframework/beans/CachedIntrospectionResults.java
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@@ -1,5 +1,5 @@
/*
* Copyright 2002-2016 the original author or authors.
* Copyright 2002-2017 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.
@@ -339,10 +339,10 @@ public class CachedIntrospectionResults {
PropertyDescriptor getPropertyDescriptor(String name) {
PropertyDescriptor pd = this.propertyDescriptorCache.get(name);
if (pd == null && StringUtils.hasLength(name)) {
// Same lenient fallback checking as in PropertyTypeDescriptor...
pd = this.propertyDescriptorCache.get(name.substring(0, 1).toLowerCase() + name.substring(1));
// Same lenient fallback checking as in Property...
pd = this.propertyDescriptorCache.get(StringUtils.uncapitalize(name));
if (pd == null) {
pd = this.propertyDescriptorCache.get(name.substring(0, 1).toUpperCase() + name.substring(1));
pd = this.propertyDescriptorCache.get(StringUtils.capitalize(name));
}
}
return (pd == null || pd instanceof GenericTypeAwarePropertyDescriptor ? pd :