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Avoid resizing of fixed-size HashMap/LinkedHashMap variants

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Closes gh-25349
This commit is contained in:
Juergen Hoeller
2020-08-25 19:26:18 +02:00
parent 241afeb1b7
commit ff11467a0c
58 changed files with 195 additions and 149 deletions
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4
spring-oxm/src/main/java/org/springframework/oxm/xstream/XStreamMarshaller.java
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@@ -24,7 +24,6 @@ import java.io.OutputStreamWriter;
import java.io.Reader;
import java.io.Writer;
import java.lang.reflect.Constructor;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
@@ -82,6 +81,7 @@ import org.springframework.oxm.UnmarshallingFailureException;
import org.springframework.oxm.XmlMappingException;
import org.springframework.oxm.support.AbstractMarshaller;
import org.springframework.util.ClassUtils;
import org.springframework.util.CollectionUtils;
import org.springframework.util.ObjectUtils;
import org.springframework.util.StringUtils;
import org.springframework.util.function.SingletonSupplier;
@@ -584,7 +584,7 @@ public class XStreamMarshaller extends AbstractMarshaller implements BeanClassLo
}
private Map<String, Class<?>> toClassMap(Map<String, ?> map) throws ClassNotFoundException {
Map<String, Class<?>> result = new LinkedHashMap<>(map.size());
Map<String, Class<?>> result = CollectionUtils.newLinkedHashMap(map.size());
for (Map.Entry<String, ?> entry : map.entrySet()) {
String key = entry.getKey();
Object value = entry.getValue();