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Merge pull request #13473 from izeye:empty-list 

* pr/13473:
  Reduce object creation in findMatchingItemMetadata()
This commit is contained in:
Stephane Nicoll 2018-06-15 13:37:42 +02:00
parent 27bb4614a9 f34fb5f1ee
commit 097ab91e43
1 changed files with 3 additions and 7 deletions
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10
spring-boot-project/spring-boot-tools/spring-boot-configuration-processor/src/main/java/org/springframework/boot/configurationprocessor/metadata/ConfigurationMetadata.java
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@ -145,10 +145,11 @@ public class ConfigurationMetadata {
}
private ItemMetadata findMatchingItemMetadata(ItemMetadata metadata) {
List<ItemMetadata> candidates = getCandidates(metadata.getName());
if (candidates.isEmpty()) {
List<ItemMetadata> candidates = this.items.get(metadata.getName());
if (candidates == null || candidates.isEmpty()) {
return null;
}
candidates = new ArrayList<>(candidates);
candidates.removeIf((itemMetadata) -> !itemMetadata.hasSameType(metadata));
if (candidates.size() > 1 && metadata.getType() != null) {
candidates.removeIf(
@ -165,11 +166,6 @@ public class ConfigurationMetadata {
return null;
}
private List<ItemMetadata> getCandidates(String name) {
List<ItemMetadata> candidates = this.items.get(name);
return (candidates != null ? new ArrayList<>(candidates) : new ArrayList<>());
}
private boolean nullSafeEquals(Object o1, Object o2) {
if (o1 == o2) {
return true;