Add @Since 5.0 and package-info for reactive classes

spring-core/src/main/java/org/springframework/core/codec/AbstractDecoder.java

@@ -30,6 +30,7 @@ import org.springframework.util.MimeType;
 /**
  * @author Sebastien Deleuze
  * @author Arjen Poutsma
+ * @since 5.0
  */
 public abstract class AbstractDecoder<T> implements Decoder<T> {
 

spring-core/src/main/java/org/springframework/core/codec/AbstractEncoder.java

@@ -26,6 +26,7 @@ import org.springframework.util.MimeType;
 /**
  * @author Sebastien Deleuze
  * @author Arjen Poutsma
+ * @since 5.0
  */
 public abstract class AbstractEncoder<T> implements Encoder<T> {
 

spring-core/src/main/java/org/springframework/core/codec/AbstractSingleValueEncoder.java

@@ -28,6 +28,7 @@ import org.springframework.util.MimeType;
  * Abstract base class for {@link org.springframework.core.codec.Encoder} classes that
  * can only deal with a single value.
  * @author Arjen Poutsma
+ * @since 5.0
  */
 public abstract class AbstractSingleValueEncoder<T> extends AbstractEncoder<T> {
 

spring-core/src/main/java/org/springframework/core/codec/ByteBufferDecoder.java

@@ -30,6 +30,7 @@ import org.springframework.util.MimeTypeUtils;
 /**
  * @author Sebastien Deleuze
  * @author Arjen Poutsma
+ * @since 5.0
  */
 public class ByteBufferDecoder extends AbstractDecoder<ByteBuffer> {
 

spring-core/src/main/java/org/springframework/core/codec/ByteBufferEncoder.java

@@ -29,6 +29,7 @@ import org.springframework.util.MimeTypeUtils;
 
 /**
  * @author Sebastien Deleuze
+ * @since 5.0
  */
 public class ByteBufferEncoder extends AbstractEncoder<ByteBuffer> {
 

spring-core/src/main/java/org/springframework/core/codec/CodecException.java

@@ -22,6 +22,7 @@ import org.springframework.core.NestedRuntimeException;
  * Codec related exception, usually used as a wrapper for a cause exception.
  *
  * @author Sebastien Deleuze
+ * @since 5.0
  */
 @SuppressWarnings("serial")
 public class CodecException extends NestedRuntimeException {

spring-core/src/main/java/org/springframework/core/codec/Decoder.java

@@ -33,6 +33,7 @@ import org.springframework.util.MimeType;
  * @author Sebastien Deleuze
  * @author Rossen Stoyanchev
  * @param <T> the type of elements in the output stream
+ * @since 5.0
  */
 public interface Decoder<T> {
 

spring-core/src/main/java/org/springframework/core/codec/Encoder.java

@@ -33,6 +33,7 @@ import org.springframework.util.MimeType;
  * @author Sebastien Deleuze
  * @author Rossen Stoyanchev
  * @param <T> the type of elements in the input stream
+ * @since 5.0
  */
 public interface Encoder<T> {
 

spring-core/src/main/java/org/springframework/core/codec/ResourceDecoder.java

@@ -35,6 +35,7 @@ import org.springframework.util.MimeTypeUtils;
  * A decoder for {@link Resource}s.
  *
  * @author Arjen Poutsma
+ * @since 5.0
  */
 public class ResourceDecoder extends AbstractDecoder<Resource> {
 

spring-core/src/main/java/org/springframework/core/codec/ResourceEncoder.java

@@ -34,6 +34,7 @@ import org.springframework.util.StreamUtils;
 /**
  * An encoder for {@link Resource}s.
  * @author Arjen Poutsma
+ * @since 5.0
  */
 public class ResourceEncoder extends AbstractSingleValueEncoder<Resource> {
 

spring-core/src/main/java/org/springframework/core/codec/StringDecoder.java

@@ -44,6 +44,7 @@ import org.springframework.util.MimeTypeUtils;
  * @author Brian Clozel
  * @author Arjen Poutsma
  * @author Mark Paluch
+ * @since 5.0
  * @see StringEncoder
  */
 public class StringDecoder extends AbstractDecoder<String> {

spring-core/src/main/java/org/springframework/core/codec/StringEncoder.java

@@ -31,6 +31,7 @@ import org.springframework.util.MimeType;
  * Encode from a String stream to a bytes stream.
  *
  * @author Sebastien Deleuze
+ * @since 5.0
  * @see StringDecoder
  */
 public class StringEncoder extends AbstractEncoder<String> {

spring-core/src/main/java/org/springframework/core/codec/package-info.java

@@ -1,6 +1,6 @@
 /**
- * Provides {@link org.springframework.core.codec.Encoder} and
- * {@link org.springframework.core.codec.Decoder} abstractions for converting
- * to and from between a stream of bytes and a stream of Java objects.
+ * {@link org.springframework.core.codec.Encoder} and
+ * {@link org.springframework.core.codec.Decoder} abstractions to convert
+ * between a reactive stream of bytes and Java objects.
  */
 package org.springframework.core.codec;

spring-core/src/main/java/org/springframework/core/convert/support/MonoToCompletableFutureConverter.java

@@ -28,6 +28,7 @@ import org.springframework.core.convert.converter.GenericConverter;
 
 /**
  * @author Sebastien Deleuze
+ * @since 5.0
  */
 public class MonoToCompletableFutureConverter implements GenericConverter {
 

spring-core/src/main/java/org/springframework/core/convert/support/ReactorToRxJava1Converter.java

@@ -35,6 +35,7 @@ import org.springframework.core.convert.converter.GenericConverter;
 /**
  * @author Stephane Maldini
  * @author Sebastien Deleuze
+ * @since 5.0
  */
 public final class ReactorToRxJava1Converter implements GenericConverter {
 

spring-core/src/main/java/org/springframework/core/io/buffer/DataBuffer.java

@@ -25,6 +25,7 @@ import java.util.function.IntPredicate;
  * Basic abstraction over byte buffers.
  *
  * @author Arjen Poutsma
+ * @since 5.0
  */
 public interface DataBuffer {
 

spring-core/src/main/java/org/springframework/core/io/buffer/DataBufferFactory.java

@@ -24,6 +24,7 @@ import java.nio.ByteBuffer;
  *
  * @author Arjen Poutsma
  * @see DataBuffer
+ * @since 5.0
  */
 public interface DataBufferFactory {
 

spring-core/src/main/java/org/springframework/core/io/buffer/DefaultDataBuffer.java

@@ -33,6 +33,7 @@ import org.springframework.util.ObjectUtils;
  * using the {@link DefaultDataBufferFactory}.
  *
  * @author Arjen Poutsma
+ * @since 5.0
  * @see DefaultDataBufferFactory
  */
 public class DefaultDataBuffer implements DataBuffer {

spring-core/src/main/java/org/springframework/core/io/buffer/DefaultDataBufferFactory.java

@@ -26,6 +26,7 @@ import org.springframework.util.Assert;
  * heap-based or direct buffers are to be preferred.
  *
  * @author Arjen Poutsma
+ * @since 5.0
  */
 public class DefaultDataBufferFactory implements DataBufferFactory {
 

spring-core/src/main/java/org/springframework/core/io/buffer/FlushingDataBuffer.java

@@ -26,6 +26,7 @@ import java.util.function.IntPredicate;
  * previously buffered data should be flushed.
  *
  * @author Sebastien Deleuze
+ * @since 5.0
  * @see FlushingDataBuffer#INSTANCE
  */
 public class FlushingDataBuffer implements DataBuffer {

spring-core/src/main/java/org/springframework/core/io/buffer/NettyDataBuffer.java

@@ -36,6 +36,7 @@ import org.springframework.util.ObjectUtils;
  * Typically constructed using the {@link NettyDataBufferFactory}.
  *
  * @author Arjen Poutsma
+ * @since 5.0
  */
 public class NettyDataBuffer implements PooledDataBuffer {
 

spring-core/src/main/java/org/springframework/core/io/buffer/NettyDataBufferFactory.java

@@ -29,6 +29,7 @@ import org.springframework.util.Assert;
  * {@link ByteBufAllocator}.
  *
  * @author Arjen Poutsma
+ * @since 5.0
  * @see io.netty.buffer.PooledByteBufAllocator
  * @see io.netty.buffer.UnpooledByteBufAllocator
  */

spring-core/src/main/java/org/springframework/core/io/buffer/PooledDataBuffer.java

@@ -21,6 +21,7 @@ package org.springframework.core.io.buffer;
  * Introduces methods for reference counting.
  *
  * @author Arjen Poutsma
+ * @since 5.0
  */
 public interface PooledDataBuffer extends DataBuffer {
 

spring-core/src/main/java/org/springframework/core/io/buffer/package-info.java

@@ -0,0 +1,4 @@
+/**
+ * Generic abstraction for working with byte buffer implementations.
+ */
+package org.springframework.core.io.buffer;

spring-core/src/main/java/org/springframework/core/io/buffer/support/DataBufferUtils.java

@@ -38,6 +38,7 @@ import org.springframework.util.Assert;
  * Utility class for working with {@link DataBuffer}s.
  *
  * @author Arjen Poutsma
+ * @since 5.0
  */
 public abstract class DataBufferUtils {
 

spring-core/src/main/java/org/springframework/core/io/buffer/support/package-info.java

@@ -0,0 +1,4 @@
+/**
+ * Support classes for Spring's byte buffer abstraction.
+ */
+package org.springframework.core.io.buffer.support;

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

@@ -327,6 +327,7 @@ public abstract class MimeTypeUtils {
 	 * Framework.
 	 * @param filename the filename whose mime type is to be found
 	 * @return the mime type, if any
+	 * @since 5.0
 	 */
 	public static Optional<MimeType> getMimeType(String filename) {
 		if (filename != null) {

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

@@ -28,6 +28,7 @@ import org.springframework.util.ClassUtils;
 /**
  * Abstract base class for {@code XMLEventReader}s.
  * @author Arjen Poutsma
+ * @since 5.0
  */
 abstract class AbstractXMLEventReader implements XMLEventReader {
 

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

@@ -27,6 +27,7 @@ import org.springframework.util.Assert;
  * Implementation of {@code XMLEventReader} based on a list of {@link XMLEvent}s.
  *
  * @author Arjen Poutsma
+ * @since 5.0
  */
 class ListBasedXMLEventReader extends AbstractXMLEventReader {