diff --git a/spring-core/src/main/java/org/springframework/util/FastByteArrayOutputStream.java b/spring-core/src/main/java/org/springframework/util/FastByteArrayOutputStream.java
index 7e7f1430c7f0..713dff9fb425 100644
--- a/spring-core/src/main/java/org/springframework/util/FastByteArrayOutputStream.java
+++ b/spring-core/src/main/java/org/springframework/util/FastByteArrayOutputStream.java
@@ -98,13 +98,11 @@ public void write(int datum) throws IOException {
 		if (this.closed) {
 			throw new IOException("Stream closed");
 		}
-		else {
-			if (this.buffers.peekLast() == null || this.buffers.getLast().length == this.index) {
-				addBuffer(1);
-			}
-			// store the byte
-			this.buffers.getLast()[this.index++] = (byte) datum;
+		if (this.buffers.peekLast() == null || this.buffers.getLast().length == this.index) {
+			addBuffer(1);
 		}
+		// store the byte
+		this.buffers.getLast()[this.index++] = (byte) datum;
 	}
 
 	@Override
@@ -384,22 +382,20 @@ public int read() {
 				// This stream doesn't have any data in it...
 				return -1;
 			}
+			if (this.nextIndexInCurrentBuffer < this.currentBufferLength) {
+				this.totalBytesRead++;
+				return this.currentBuffer[this.nextIndexInCurrentBuffer++] & 0xFF;
+			}
 			else {
-				if (this.nextIndexInCurrentBuffer < this.currentBufferLength) {
-					this.totalBytesRead++;
-					return this.currentBuffer[this.nextIndexInCurrentBuffer++] & 0xFF;
+				if (this.buffersIterator.hasNext()) {
+					this.currentBuffer = this.buffersIterator.next();
+					updateCurrentBufferLength();
+					this.nextIndexInCurrentBuffer = 0;
 				}
 				else {
-					if (this.buffersIterator.hasNext()) {
-						this.currentBuffer = this.buffersIterator.next();
-						updateCurrentBufferLength();
-						this.nextIndexInCurrentBuffer = 0;
-					}
-					else {
-						this.currentBuffer = null;
-					}
-					return read();
+					this.currentBuffer = null;
 				}
+				return read();
 			}
 		}
 
diff --git a/spring-core/src/main/java/org/springframework/util/MethodInvoker.java b/spring-core/src/main/java/org/springframework/util/MethodInvoker.java
index 0725b5f7466f..e2f4a9cfa970 100644
--- a/spring-core/src/main/java/org/springframework/util/MethodInvoker.java
+++ b/spring-core/src/main/java/org/springframework/util/MethodInvoker.java
@@ -226,14 +226,12 @@ protected Method findMatchingMethod() {
 		Method matchingMethod = null;
 
 		for (Method candidate : candidates) {
-			if (candidate.getName().equals(targetMethod)) {
-				if (candidate.getParameterCount() == argCount) {
-					Class<?>[] paramTypes = candidate.getParameterTypes();
-					int typeDiffWeight = getTypeDifferenceWeight(paramTypes, arguments);
-					if (typeDiffWeight < minTypeDiffWeight) {
-						minTypeDiffWeight = typeDiffWeight;
-						matchingMethod = candidate;
-					}
+			if (candidate.getName().equals(targetMethod) && candidate.getParameterCount() == argCount) {
+				Class<?>[] paramTypes = candidate.getParameterTypes();
+				int typeDiffWeight = getTypeDifferenceWeight(paramTypes, arguments);
+				if (typeDiffWeight < minTypeDiffWeight) {
+					minTypeDiffWeight = typeDiffWeight;
+					matchingMethod = candidate;
 				}
 			}
 		}
diff --git a/spring-core/src/main/java/org/springframework/util/MimeType.java b/spring-core/src/main/java/org/springframework/util/MimeType.java
index 1217c3bbc3df..d4b670718c7f 100644
--- a/spring-core/src/main/java/org/springframework/util/MimeType.java
+++ b/spring-core/src/main/java/org/springframework/util/MimeType.java
@@ -243,9 +243,7 @@ private boolean isQuotedString(String s) {
 		if (s.length() < 2) {
 			return false;
 		}
-		else {
-			return ((s.startsWith("\"") && s.endsWith("\"")) || (s.startsWith("'") && s.endsWith("'")));
-		}
+		return ((s.startsWith("\"") && s.endsWith("\"")) || (s.startsWith("'") && s.endsWith("'")));
 	}
 
 	protected String unquote(String s) {
diff --git a/spring-core/src/main/java/org/springframework/util/NumberUtils.java b/spring-core/src/main/java/org/springframework/util/NumberUtils.java
index 505088913a72..9b37793de624 100644
--- a/spring-core/src/main/java/org/springframework/util/NumberUtils.java
+++ b/spring-core/src/main/java/org/springframework/util/NumberUtils.java
@@ -110,10 +110,8 @@ else if (BigInteger.class == targetClass) {
 				// do not lose precision - use BigDecimal's own conversion
 				return (T) bigDecimal.toBigInteger();
 			}
-			else {
-				// original value is not a Big* number - use standard long conversion
-				return (T) BigInteger.valueOf(number.longValue());
-			}
+			// original value is not a Big* number - use standard long conversion
+			return (T) BigInteger.valueOf(number.longValue());
 		}
 		else if (Float.class == targetClass) {
 			return (T) Float.valueOf(number.floatValue());
diff --git a/spring-core/src/main/java/org/springframework/util/ObjectUtils.java b/spring-core/src/main/java/org/springframework/util/ObjectUtils.java
index a4b5822351a6..6e4c35924a95 100644
--- a/spring-core/src/main/java/org/springframework/util/ObjectUtils.java
+++ b/spring-core/src/main/java/org/springframework/util/ObjectUtils.java
@@ -702,8 +702,7 @@ public static String nullSafeToString(@Nullable byte[] array) {
 		if (array == null) {
 			return NULL_STRING;
 		}
-		int length = array.length;
-		if (length == 0) {
+		if (array.length == 0) {
 			return EMPTY_ARRAY;
 		}
 		StringJoiner stringJoiner = new StringJoiner(ARRAY_ELEMENT_SEPARATOR, ARRAY_START, ARRAY_END);
@@ -726,8 +725,7 @@ public static String nullSafeToString(@Nullable char[] array) {
 		if (array == null) {
 			return NULL_STRING;
 		}
-		int length = array.length;
-		if (length == 0) {
+		if (array.length == 0) {
 			return EMPTY_ARRAY;
 		}
 		StringJoiner stringJoiner = new StringJoiner(ARRAY_ELEMENT_SEPARATOR, ARRAY_START, ARRAY_END);
@@ -750,8 +748,7 @@ public static String nullSafeToString(@Nullable double[] array) {
 		if (array == null) {
 			return NULL_STRING;
 		}
-		int length = array.length;
-		if (length == 0) {
+		if (array.length == 0) {
 			return EMPTY_ARRAY;
 		}
 		StringJoiner stringJoiner = new StringJoiner(ARRAY_ELEMENT_SEPARATOR, ARRAY_START, ARRAY_END);
@@ -774,8 +771,7 @@ public static String nullSafeToString(@Nullable float[] array) {
 		if (array == null) {
 			return NULL_STRING;
 		}
-		int length = array.length;
-		if (length == 0) {
+		if (array.length == 0) {
 			return EMPTY_ARRAY;
 		}
 		StringJoiner stringJoiner = new StringJoiner(ARRAY_ELEMENT_SEPARATOR, ARRAY_START, ARRAY_END);
@@ -798,8 +794,7 @@ public static String nullSafeToString(@Nullable int[] array) {
 		if (array == null) {
 			return NULL_STRING;
 		}
-		int length = array.length;
-		if (length == 0) {
+		if (array.length == 0) {
 			return EMPTY_ARRAY;
 		}
 		StringJoiner stringJoiner = new StringJoiner(ARRAY_ELEMENT_SEPARATOR, ARRAY_START, ARRAY_END);
@@ -846,8 +841,7 @@ public static String nullSafeToString(@Nullable short[] array) {
 		if (array == null) {
 			return NULL_STRING;
 		}
-		int length = array.length;
-		if (length == 0) {
+		if (array.length == 0) {
 			return EMPTY_ARRAY;
 		}
 		StringJoiner stringJoiner = new StringJoiner(ARRAY_ELEMENT_SEPARATOR, ARRAY_START, ARRAY_END);