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Use EnumMap whenever possible

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Replace regular Map instances with EnumMap to reduce memory consumption.

Closes gh-11760
This commit is contained in:
igor-suhorukov
2018-01-25 01:56:23 +03:00
committed by Phillip Webb
parent ab6ad6aa4b
commit 093ca0a687
12 changed files with 46 additions and 36 deletions
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3
spring-boot-project/spring-boot-tools/spring-boot-configuration-processor/src/main/java/org/springframework/boot/configurationprocessor/TypeUtils.java
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@@ -18,6 +18,7 @@ package org.springframework.boot.configurationprocessor;
import java.util.Collection;
import java.util.Collections;
import java.util.EnumMap;
import java.util.HashMap;
import java.util.Map;
import java.util.stream.Collectors;
@@ -45,7 +46,7 @@ class TypeUtils {
private static final Map<TypeKind, Class<?>> PRIMITIVE_WRAPPERS;
static {
Map<TypeKind, Class<?>> wrappers = new HashMap<>();
Map<TypeKind, Class<?>> wrappers = new EnumMap<>(TypeKind.class);
wrappers.put(TypeKind.BOOLEAN, Boolean.class);
wrappers.put(TypeKind.BYTE, Byte.class);
wrappers.put(TypeKind.CHAR, Character.class);