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提交 99662bc7 编写于 作者: J Juergen Hoeller
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上级 45e520ed
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Showing with 65 addition and 93 deletion
spring-core/src/main/java/org/springframework/core/io/buffer/DataBufferUtils.java
浏览文件 @ 99662bc7
......@@ -56,6 +56,7 @@ public abstract class DataBufferUtils {
private static final Consumer<DataBuffer> RELEASE_CONSUMER = DataBufferUtils::release;
//---------------------------------------------------------------------
// Reading
//---------------------------------------------------------------------
......@@ -74,31 +75,31 @@ public abstract class DataBufferUtils {
* {@link #readInputStream(Callable, DataBufferFactory, int)}, to be removed in Spring 5.1
*/
@Deprecated
public static Flux<DataBuffer> read(InputStream inputStream,
DataBufferFactory dataBufferFactory, int bufferSize) {
public static Flux<DataBuffer> read(
InputStream inputStream, DataBufferFactory dataBufferFactory, int bufferSize) {
return readInputStream(() -> inputStream, dataBufferFactory, bufferSize);
}
/**
* Obtain a {@link InputStream} from the given supplier, and read it into a {@code Flux} of
* {@code DataBuffer}s. Closes the input stream when the flux is terminated.
* Obtain a {@link InputStream} from the given supplier, and read it into a {@code Flux}
* of {@code DataBuffer}s. Closes the input stream when the flux is terminated.
* @param inputStreamSupplier the supplier for the input stream to read from
* @param dataBufferFactory the factory to create data buffers with
* @param bufferSize the maximum size of the data buffers
* @return a flux of data buffers read from the given channel
*/
public static Flux<DataBuffer> readInputStream(Callable<InputStream> inputStreamSupplier,
DataBufferFactory dataBufferFactory, int bufferSize) {
public static Flux<DataBuffer> readInputStream(
Callable<InputStream> inputStreamSupplier, DataBufferFactory dataBufferFactory, int bufferSize) {
Assert.notNull(inputStreamSupplier, "'inputStreamSupplier' must not be null");
return readByteChannel(() -> Channels.newChannel(inputStreamSupplier.call()),
dataBufferFactory, bufferSize);
return readByteChannel(() -> Channels.newChannel(inputStreamSupplier.call()), dataBufferFactory, bufferSize);
}
/**
* Read the given {@code ReadableByteChannel} into a <strong>read-once</strong> {@code Flux} of
* {@code DataBuffer}s. Closes the channel when the flux is terminated.
* Read the given {@code ReadableByteChannel} into a <strong>read-once</strong> {@code Flux}
* of {@code DataBuffer}s. Closes the channel when the flux is terminated.
* <p>The resulting {@code Flux} can only be subscribed to once. See
* {@link #readByteChannel(Callable, DataBufferFactory, int)} for a variant that supports
* multiple subscriptions.
......@@ -110,8 +111,9 @@ public abstract class DataBufferUtils {
* {@link #readByteChannel(Callable, DataBufferFactory, int)}, to be removed in Spring 5.1
*/
@Deprecated
public static Flux<DataBuffer> read(ReadableByteChannel channel,
DataBufferFactory dataBufferFactory, int bufferSize) {
public static Flux<DataBuffer> read(
ReadableByteChannel channel, DataBufferFactory dataBufferFactory, int bufferSize) {
return readByteChannel(() -> channel, dataBufferFactory, bufferSize);
}
......@@ -123,8 +125,8 @@ public abstract class DataBufferUtils {
* @param bufferSize the maximum size of the data buffers
* @return a flux of data buffers read from the given channel
*/
public static Flux<DataBuffer> readByteChannel(Callable<ReadableByteChannel> channelSupplier,
DataBufferFactory dataBufferFactory, int bufferSize) {
public static Flux<DataBuffer> readByteChannel(
Callable<ReadableByteChannel> channelSupplier, DataBufferFactory dataBufferFactory, int bufferSize) {
Assert.notNull(channelSupplier, "'channelSupplier' must not be null");
Assert.notNull(dataBufferFactory, "'dataBufferFactory' must not be null");
......@@ -156,8 +158,9 @@ public abstract class DataBufferUtils {
* Spring 5.1
*/
@Deprecated
public static Flux<DataBuffer> read(AsynchronousFileChannel channel,
DataBufferFactory dataBufferFactory, int bufferSize) {
public static Flux<DataBuffer> read(
AsynchronousFileChannel channel, DataBufferFactory dataBufferFactory, int bufferSize) {
return readAsynchronousFileChannel(() -> channel, dataBufferFactory, bufferSize);
}
......@@ -178,8 +181,9 @@ public abstract class DataBufferUtils {
* in Spring 5.1
*/
@Deprecated
public static Flux<DataBuffer> read(AsynchronousFileChannel channel,
long position, DataBufferFactory dataBufferFactory, int bufferSize) {
public static Flux<DataBuffer> read(
AsynchronousFileChannel channel, long position, DataBufferFactory dataBufferFactory, int bufferSize) {
return readAsynchronousFileChannel(() -> channel, position, dataBufferFactory, bufferSize);
}
......@@ -192,24 +196,22 @@ public abstract class DataBufferUtils {
* @return a flux of data buffers read from the given channel
*/
public static Flux<DataBuffer> readAsynchronousFileChannel(
Callable<AsynchronousFileChannel> channelSupplier,
DataBufferFactory dataBufferFactory, int bufferSize) {
Callable<AsynchronousFileChannel> channelSupplier, DataBufferFactory dataBufferFactory, int bufferSize) {
return readAsynchronousFileChannel(channelSupplier, 0, dataBufferFactory, bufferSize);
}
/**
* Obtain a {@code AsynchronousFileChannel} from the given supplier, and read it into a
* {@code Flux} of {@code DataBuffer}s, starting at the given position. Closes the channel when
* the flux is terminated.
* {@code Flux} of {@code DataBuffer}s, starting at the given position. Closes the
* channel when the flux is terminated.
* @param channelSupplier the supplier for the channel to read from
* @param position the position to start reading from
* @param dataBufferFactory the factory to create data buffers with
* @param bufferSize the maximum size of the data buffers
* @return a flux of data buffers read from the given channel
*/
public static Flux<DataBuffer> readAsynchronousFileChannel(
Callable<AsynchronousFileChannel> channelSupplier,
public static Flux<DataBuffer> readAsynchronousFileChannel(Callable<AsynchronousFileChannel> channelSupplier,
long position, DataBufferFactory dataBufferFactory, int bufferSize) {
Assert.notNull(channelSupplier, "'channelSupplier' must not be null");
......@@ -242,8 +244,8 @@ public abstract class DataBufferUtils {
* @param bufferSize the maximum size of the data buffers
* @return a flux of data buffers read from the given channel
*/
public static Flux<DataBuffer> read(Resource resource,
DataBufferFactory dataBufferFactory, int bufferSize) {
public static Flux<DataBuffer> read(
Resource resource, DataBufferFactory dataBufferFactory, int bufferSize) {
return read(resource, 0, dataBufferFactory, bufferSize);
}
......@@ -262,13 +264,12 @@ public abstract class DataBufferUtils {
* @param bufferSize the maximum size of the data buffers
* @return a flux of data buffers read from the given channel
*/
public static Flux<DataBuffer> read(Resource resource, long position,
DataBufferFactory dataBufferFactory, int bufferSize) {
public static Flux<DataBuffer> read(
Resource resource, long position, DataBufferFactory dataBufferFactory, int bufferSize) {
try {
if (resource.isFile()) {
File file = resource.getFile();
return readAsynchronousFileChannel(
() -> AsynchronousFileChannel.open(file.toPath(), StandardOpenOption.READ),
position, dataBufferFactory, bufferSize);
......@@ -283,8 +284,6 @@ public abstract class DataBufferUtils {
}
//---------------------------------------------------------------------
// Writing
//---------------------------------------------------------------------
......@@ -295,16 +294,13 @@ public abstract class DataBufferUtils {
* <strong>not</strong> {@linkplain #release(DataBuffer) release} the data buffers in the
* source. If releasing is required, then subscribe to the returned {@code Flux} with a
* {@link #releaseConsumer()}.
* <p>Note that the writing process does not start until the returned {@code Flux} is subscribed
* to.
* <p>Note that the writing process does not start until the returned {@code Flux} is subscribed to.
* @param source the stream of data buffers to be written
* @param outputStream the output stream to write to
* @return a flux containing the same buffers as in {@code source}, that starts the writing
* process when subscribed to, and that publishes any writing errors and the completion signal
*/
public static Flux<DataBuffer> write(Publisher<DataBuffer> source,
OutputStream outputStream) {
public static Flux<DataBuffer> write(Publisher<DataBuffer> source, OutputStream outputStream) {
Assert.notNull(source, "'source' must not be null");
Assert.notNull(outputStream, "'outputStream' must not be null");
......@@ -318,21 +314,17 @@ public abstract class DataBufferUtils {
* <strong>not</strong> {@linkplain #release(DataBuffer) release} the data buffers in the
* source. If releasing is required, then subscribe to the returned {@code Flux} with a
* {@link #releaseConsumer()}.
* <p>Note that the writing process does not start until the returned {@code Flux} is subscribed
* to.
* <p>Note that the writing process does not start until the returned {@code Flux} is subscribed to.
* @param source the stream of data buffers to be written
* @param channel the channel to write to
* @return a flux containing the same buffers as in {@code source}, that starts the writing
* process when subscribed to, and that publishes any writing errors and the completion signal
*/
public static Flux<DataBuffer> write(Publisher<DataBuffer> source,
WritableByteChannel channel) {
public static Flux<DataBuffer> write(Publisher<DataBuffer> source, WritableByteChannel channel) {
Assert.notNull(source, "'source' must not be null");
Assert.notNull(channel, "'channel' must not be null");
Flux<DataBuffer> flux = Flux.from(source);
return Flux.create(sink ->
flux.subscribe(dataBuffer -> {
try {
......@@ -357,40 +349,36 @@ public abstract class DataBufferUtils {
* <strong>not</strong> {@linkplain #release(DataBuffer) release} the data buffers in the
* source. If releasing is required, then subscribe to the returned {@code Flux} with a
* {@link #releaseConsumer()}.
* <p>Note that the writing process does not start until the returned {@code Flux} is subscribed
* to.
* <p>Note that the writing process does not start until the returned {@code Flux} is subscribed to.
* @param source the stream of data buffers to be written
* @param channel the channel to write to
* @return a flux containing the same buffers as in {@code source}, that starts the writing
* process when subscribed to, and that publishes any writing errors and the completion signal
*/
public static Flux<DataBuffer> write(Publisher<DataBuffer> source, AsynchronousFileChannel channel,
long position) {
public static Flux<DataBuffer> write(
Publisher<DataBuffer> source, AsynchronousFileChannel channel, long position) {
Assert.notNull(source, "'source' must not be null");
Assert.notNull(channel, "'channel' must not be null");
Assert.isTrue(position >= 0, "'position' must be >= 0");
Flux<DataBuffer> flux = Flux.from(source);
return Flux.create(sink -> {
BaseSubscriber<DataBuffer> subscriber =
new AsynchronousFileChannelWriteCompletionHandler(sink, channel, position);
flux.subscribe(subscriber);
flux.subscribe(new AsynchronousFileChannelWriteCompletionHandler(sink, channel, position));
});
}
private static void closeChannel(@Nullable Channel channel) {
try {
if (channel != null && channel.isOpen()) {
if (channel != null && channel.isOpen()) {
try {
channel.close();
}
}
catch (IOException ignored) {
catch (IOException ignored) {
}
}
}
//---------------------------------------------------------------------
// Various
//---------------------------------------------------------------------
......@@ -484,10 +472,7 @@ public abstract class DataBufferUtils {
* @return {@code true} if the buffer was released; {@code false} otherwise.
*/
public static boolean release(@Nullable DataBuffer dataBuffer) {
if (dataBuffer instanceof PooledDataBuffer) {
return ((PooledDataBuffer) dataBuffer).release();
}
return false;
return (dataBuffer instanceof PooledDataBuffer && ((PooledDataBuffer) dataBuffer).release());
}
/**
......@@ -520,8 +505,7 @@ public abstract class DataBufferUtils {
}
private static class ReadableByteChannelGenerator
implements Consumer<SynchronousSink<DataBuffer>> {
private static class ReadableByteChannelGenerator implements Consumer<SynchronousSink<DataBuffer>> {
private final ReadableByteChannel channel;
......@@ -529,9 +513,8 @@ public abstract class DataBufferUtils {
private final int bufferSize;
public ReadableByteChannelGenerator(ReadableByteChannel channel,
DataBufferFactory dataBufferFactory, int bufferSize) {
public ReadableByteChannelGenerator(
ReadableByteChannel channel, DataBufferFactory dataBufferFactory, int bufferSize) {
this.channel = channel;
this.dataBufferFactory = dataBufferFactory;
......@@ -563,7 +546,6 @@ public abstract class DataBufferUtils {
}
}
}
}
......@@ -582,10 +564,9 @@ public abstract class DataBufferUtils {
private final AtomicBoolean disposed = new AtomicBoolean();
public AsynchronousFileChannelReadCompletionHandler(AsynchronousFileChannel channel,
FluxSink<DataBuffer> sink, long position, DataBufferFactory dataBufferFactory, int bufferSize) {
private AsynchronousFileChannelReadCompletionHandler(
AsynchronousFileChannel channel, FluxSink<DataBuffer> sink,
long position, DataBufferFactory dataBufferFactory, int bufferSize) {
this.channel = channel;
this.sink = sink;
this.position = new AtomicLong(position);
......@@ -599,10 +580,8 @@ public abstract class DataBufferUtils {
long pos = this.position.addAndGet(read);
dataBuffer.writePosition(read);
this.sink.next(dataBuffer);
if (!this.disposed.get()) {
DataBuffer newDataBuffer =
this.dataBufferFactory.allocateBuffer(this.bufferSize);
DataBuffer newDataBuffer = this.dataBufferFactory.allocateBuffer(this.bufferSize);
ByteBuffer newByteBuffer = newDataBuffer.asByteBuffer(0, this.bufferSize);
this.channel.read(newByteBuffer, pos, newDataBuffer, this);
}
......@@ -618,12 +597,10 @@ public abstract class DataBufferUtils {
release(dataBuffer);
this.sink.error(exc);
}
}
private static class AsynchronousFileChannelWriteCompletionHandler
extends BaseSubscriber<DataBuffer>
private static class AsynchronousFileChannelWriteCompletionHandler extends BaseSubscriber<DataBuffer>
implements CompletionHandler<Integer, ByteBuffer> {
private final FluxSink<DataBuffer> sink;
......@@ -639,6 +616,7 @@ public abstract class DataBufferUtils {
public AsynchronousFileChannelWriteCompletionHandler(
FluxSink<DataBuffer> sink, AsynchronousFileChannel channel, long position) {
this.sink = sink;
this.channel = channel;
this.position = new AtomicLong(position);
......@@ -653,7 +631,6 @@ public abstract class DataBufferUtils {
protected void hookOnNext(DataBuffer value) {
this.dataBuffer = value;
ByteBuffer byteBuffer = value.asByteBuffer();
this.channel.write(byteBuffer, this.position.get(), byteBuffer, this);
}
......@@ -678,7 +655,6 @@ public abstract class DataBufferUtils {
this.channel.write(byteBuffer, pos, byteBuffer, this);
return;
}
if (this.dataBuffer != null) {
this.sink.next(this.dataBuffer);
this.dataBuffer = null;
......@@ -696,4 +672,5 @@ public abstract class DataBufferUtils {
this.sink.error(exc);
}
}
}
spring-web/src/main/java/org/springframework/http/server/DefaultPathContainer.java
浏览文件 @ 99662bc7
/*
* Copyright 2002-2017 the original author or authors.
* Copyright 2002-2018 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.
......@@ -200,8 +200,7 @@ class DefaultPathContainer implements PathContainer {
private final MultiValueMap<String, String> parameters;
DefaultPathSegment(String value, String valueToMatch, MultiValueMap<String, String> params) {
public DefaultPathSegment(String value, String valueToMatch, MultiValueMap<String, String> params) {
Assert.isTrue(!value.contains("/"), () -> "Invalid path segment value: " + value);
this.value = value;
this.valueToMatch = valueToMatch;
......@@ -209,7 +208,6 @@ class DefaultPathContainer implements PathContainer {
this.parameters = CollectionUtils.unmodifiableMultiValueMap(params);
}
@Override
public String value() {
return this.value;
......@@ -230,7 +228,6 @@ class DefaultPathContainer implements PathContainer {
return this.parameters;
}
@Override
public boolean equals(@Nullable Object other) {
if (this == other) {
......@@ -248,7 +245,8 @@ class DefaultPathContainer implements PathContainer {
}
public String toString() {
return "[value='" + this.value + "']"; }
return "[value='" + this.value + "']";
}
}
}
......
spring-web/src/main/java/org/springframework/web/util/DefaultUriBuilderFactory.java
浏览文件 @ 99662bc7
/*
* Copyright 2002-2017 the original author or authors.
* Copyright 2002-2018 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.
......@@ -29,8 +29,8 @@ import org.springframework.util.ObjectUtils;
/**
* Default implementation of {@link UriBuilderFactory} providing options to
* pre-configure all UriBuilder instances with common properties such as a base
* URI, encoding mode, and default URI variables.
* pre-configure all {@link UriBuilder} instances with common properties
* such as a base URI, encoding mode, and default URI variables.
*
* <p>Uses {@link UriComponentsBuilder} for URI building.
*
......@@ -40,7 +40,7 @@ import org.springframework.util.ObjectUtils;
*/
public class DefaultUriBuilderFactory implements UriBuilderFactory {
public enum EncodingMode {URI_COMPONENT, VALUES_ONLY, NONE }
public enum EncodingMode {URI_COMPONENT, VALUES_ONLY, NONE}
private final UriComponentsBuilder baseUri;
......@@ -78,7 +78,7 @@ public class DefaultUriBuilderFactory implements UriBuilderFactory {
* {@code UriComponentsBuilder}.
*/
public DefaultUriBuilderFactory(UriComponentsBuilder baseUri) {
Assert.notNull(baseUri, "'baseUri' is required.");
Assert.notNull(baseUri, "'baseUri' is required");
this.baseUri = baseUri;
}
......@@ -182,13 +182,11 @@ public class DefaultUriBuilderFactory implements UriBuilderFactory {
private final UriComponentsBuilder uriComponentsBuilder;
public DefaultUriBuilder(String uriTemplate) {
this.uriComponentsBuilder = initUriComponentsBuilder(uriTemplate);
}
private UriComponentsBuilder initUriComponentsBuilder(String uriTemplate) {
UriComponentsBuilder uriComponentsBuilder = UriComponentsBuilder.fromUriString(uriTemplate);
UriComponents uriComponents = uriComponentsBuilder.build();
......
spring-webflux/src/main/java/org/springframework/web/reactive/result/SimpleHandlerAdapter.java
浏览文件 @ 99662bc7
/*
* Copyright 2002-2016 the original author or authors.
* Copyright 2002-2018 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.
......@@ -16,7 +16,6 @@
package org.springframework.web.reactive.result;
import reactor.core.publisher.Mono;
import org.springframework.web.reactive.DispatcherHandler;
......@@ -26,8 +25,8 @@ import org.springframework.web.server.ServerWebExchange;
import org.springframework.web.server.WebHandler;
/**
* HandlerAdapter that allows using the plain {@link WebHandler} contract with
* the generic {@link DispatcherHandler}.
* {@link HandlerAdapter} that allows using the plain {@link WebHandler} contract
* with the generic {@link DispatcherHandler}.
*
* @author Rossen Stoyanchev
* @author Sebastien Deleuze
......
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