reduced BeanDefinition footprint by initializing Sets and Maps with 0

org.springframework.beans/src/main/java/org/springframework/beans/MutablePropertyValues.java

@@ -50,7 +50,7 @@ public class MutablePropertyValues implements PropertyValues, Serializable {
 	 * @see #add(String, Object)
 	 */
 	public MutablePropertyValues() {
-		this.propertyValueList = new ArrayList<PropertyValue>();
+		this.propertyValueList = new ArrayList<PropertyValue>(0);
 	}
 
 	/**

org.springframework.beans/src/main/java/org/springframework/beans/factory/config/ConstructorArgumentValues.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2009 the original author or authors.
+ * Copyright 2002-2010 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.
@@ -42,7 +42,7 @@ import org.springframework.util.ObjectUtils;
  */
 public class ConstructorArgumentValues {
 
-	private final Map<Integer, ValueHolder> indexedArgumentValues = new LinkedHashMap<Integer, ValueHolder>();
+	private final Map<Integer, ValueHolder> indexedArgumentValues = new LinkedHashMap<Integer, ValueHolder>(0);
 
 	private final List<ValueHolder> genericArgumentValues = new LinkedList<ValueHolder>();
 

org.springframework.beans/src/main/java/org/springframework/beans/factory/support/AbstractBeanDefinition.java

@@ -147,7 +147,7 @@ public abstract class AbstractBeanDefinition extends BeanMetadataAttributeAccess
 	private boolean primary = false;
 
 	private final Map<String, AutowireCandidateQualifier> qualifiers =
-			new LinkedHashMap<String, AutowireCandidateQualifier>();
+			new LinkedHashMap<String, AutowireCandidateQualifier>(0);
 
 	private boolean nonPublicAccessAllowed = true;
 

org.springframework.beans/src/main/java/org/springframework/beans/factory/support/MethodOverrides.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2008 the original author or authors.
+ * Copyright 2002-2010 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.
@@ -34,7 +34,7 @@ import java.util.Set;
  */
 public class MethodOverrides {
 
-	private final Set<MethodOverride> overrides = new HashSet<MethodOverride>();
+	private final Set<MethodOverride> overrides = new HashSet<MethodOverride>(0);
 
 
 	/**

org.springframework.beans/src/main/java/org/springframework/beans/factory/support/RootBeanDefinition.java

@@ -48,11 +48,11 @@ import org.springframework.util.Assert;
  */
 public class RootBeanDefinition extends AbstractBeanDefinition {
 
-	private final Set<Member> externallyManagedConfigMembers = Collections.synchronizedSet(new HashSet<Member>());
+	private final Set<Member> externallyManagedConfigMembers = Collections.synchronizedSet(new HashSet<Member>(0));
 
-	private final Set<String> externallyManagedInitMethods = Collections.synchronizedSet(new HashSet<String>());
+	private final Set<String> externallyManagedInitMethods = Collections.synchronizedSet(new HashSet<String>(0));
 
-	private final Set<String> externallyManagedDestroyMethods = Collections.synchronizedSet(new HashSet<String>());
+	private final Set<String> externallyManagedDestroyMethods = Collections.synchronizedSet(new HashSet<String>(0));
 
 	private BeanDefinitionHolder decoratedDefinition;