Merge pull request #32876 from quaff

* pr/32876:
  Polish "Extend nested placeholders resolution to any CharSequence"
  Extend nested placeholders resolution to any CharSequence

Closes gh-32876
This commit is contained in:
Stéphane Nicoll
2024-05-23 08:41:59 +02:00
2 changed files with 16 additions and 3 deletions

View File

@@ -1,5 +1,5 @@
/*
* Copyright 2002-2022 the original author or authors.
* Copyright 2002-2024 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.
@@ -84,8 +84,8 @@ public class PropertySourcesPropertyResolver extends AbstractPropertyResolver {
}
Object value = propertySource.getProperty(key);
if (value != null) {
if (resolveNestedPlaceholders && value instanceof String string) {
value = resolveNestedPlaceholders(string);
if (resolveNestedPlaceholders && value instanceof CharSequence cs) {
value = resolveNestedPlaceholders(cs.toString());
}
logKeyFound(key, propertySource, value);
return convertValueIfNecessary(value, targetValueType);

View File

@@ -300,6 +300,19 @@ class PropertySourcesPropertyResolverTests {
.withMessageContaining("Circular");
}
@Test
void resolveNestedPlaceholdersIfValueIsCharSequence() {
MutablePropertySources ps = new MutablePropertySources();
ps.addFirst(new MockPropertySource()
.withProperty("p1", "v1")
.withProperty("p2", "v2")
.withProperty("p3", new StringBuilder("${p1}:${p2}")));
ConfigurablePropertyResolver pr = new PropertySourcesPropertyResolver(ps);
assertThat(pr.getProperty("p1")).isEqualTo("v1");
assertThat(pr.getProperty("p2")).isEqualTo("v2");
assertThat(pr.getProperty("p3")).isEqualTo("v1:v2");
}
@Test
void ignoreUnresolvableNestedPlaceholdersIsConfigurable() {
MutablePropertySources ps = new MutablePropertySources();