Remove duplicate words

Closes gh-1039

spring-core/src/main/java/org/springframework/asm/Frame.java

@@ -163,7 +163,7 @@ final class Frame {
     private static final int LOCAL = 0x2000000;
 
     /**
-     * Kind of the the types that are relative to the stack of an input stack
+     * Kind of the types that are relative to the stack of an input stack
      * map frame. The value of such types is a position relatively to the top of
      * this stack.
      */

spring-core/src/main/java/org/springframework/util/FastByteArrayOutputStream.java

@@ -53,7 +53,7 @@ public class FastByteArrayOutputStream extends OutputStream {
 	// The size, in bytes, to use when allocating the first byte[]
 	private final int initialBlockSize;
 
-	// The size, in bytes, to use when allocating the next next byte[]
+	// The size, in bytes, to use when allocating the next byte[]
 	private int nextBlockSize = 0;
 
 	// The number of bytes in previous buffers.

spring-core/src/main/java/org/springframework/util/ResizableByteArrayOutputStream.java

@@ -23,7 +23,7 @@ import java.io.ByteArrayOutputStream;
  * <ul>
  * <li>has public {@link org.springframework.util.ResizableByteArrayOutputStream#grow(int)}
  * and {@link org.springframework.util.ResizableByteArrayOutputStream#resize(int)} methods
- * to get more control over the the size of the internal buffer</li>
+ * to get more control over the size of the internal buffer</li>
  * <li>has a higher initial capacity (256) by default</li>
  * </ul>
  *

spring-core/src/main/java/org/springframework/util/comparator/CompoundComparator.java

@@ -24,7 +24,7 @@ import java.util.List;
 import org.springframework.util.Assert;
 
 /**
- * A comparator that chains a sequence of one or more more Comparators.
+ * A comparator that chains a sequence of one or more Comparators.
  *
  * <p>A compound comparator calls each Comparator in sequence until a single
  * Comparator returns a non-zero result, or the comparators are exhausted and

spring-core/src/main/java/org/springframework/util/comparator/InstanceComparator.java

@@ -43,7 +43,7 @@ public class InstanceComparator<T> implements Comparator<T> {
 	/**
 	 * Create a new {@link InstanceComparator} instance.
 	 * @param instanceOrder the ordered list of classes that should be used when comparing
-	 * objects. Classes earlier in the list will be be given a higher priority.
+	 * objects. Classes earlier in the list will be given a higher priority.
 	 */
 	public InstanceComparator(Class<?>... instanceOrder) {
 		Assert.notNull(instanceOrder, "'instanceOrder' must not be null");

spring-core/src/main/java/org/springframework/util/xml/XmlValidationModeDetector.java

@@ -120,7 +120,7 @@ public class XmlValidationModeDetector {
 
 
 	/**
-	 * Does the content contain the the DTD DOCTYPE declaration?
+	 * Does the content contain the DTD DOCTYPE declaration?
 	 */
 	private boolean hasDoctype(String content) {
 		return content.contains(DOCTYPE);