'Collection.toArray()' call style

web/src/main/java/org/springframework/security/web/authentication/www/DigestAuthUtils.java

@@ -80,7 +80,7 @@ final class DigestAuthUtils {
 			list.add(str.substring(start, i));
 		}
 
-		return list.toArray(new String[list.size()]);
+		return list.toArray(new String[0]);
 	}
 
 	/**

web/src/main/java/org/springframework/security/web/savedrequest/SavedRequestAwareWrapper.java

@@ -248,6 +248,6 @@ class SavedRequestAwareWrapper extends HttpServletRequestWrapper {
 			}
 		}
 
-		return combinedParams.toArray(new String[combinedParams.size()]);
+		return combinedParams.toArray(new String[0]);
 	}
 }

web/src/main/java/org/springframework/security/web/util/ThrowableAnalyzer.java

@@ -138,7 +138,7 @@ public class ThrowableAnalyzer {
 	@SuppressWarnings("unchecked")
 	final Class<? extends Throwable>[] getRegisteredTypes() {
 		Set<Class<? extends Throwable>> typeList = this.extractorMap.keySet();
-		return typeList.toArray(new Class[typeList.size()]);
+		return typeList.toArray(new Class[0]);
 	}
 
 	/**
@@ -171,7 +171,7 @@ public class ThrowableAnalyzer {
 			currentThrowable = extractCause(currentThrowable);
 		}
 
-		return chain.toArray(new Throwable[chain.size()]);
+		return chain.toArray(new Throwable[0]);
 	}
 
 	/**