下面列出了怎么用org.springframework.http.HttpRange的API类实例代码及写法,或者点击链接到github查看源代码。
@Test
public void header() {
HttpHeaders httpHeaders = new HttpHeaders();
long contentLength = 42L;
httpHeaders.setContentLength(contentLength);
MediaType contentType = MediaType.TEXT_PLAIN;
httpHeaders.setContentType(contentType);
InetSocketAddress host = InetSocketAddress.createUnresolved("localhost", 80);
httpHeaders.setHost(host);
List<HttpRange> range = Collections.singletonList(HttpRange.createByteRange(0, 42));
httpHeaders.setRange(range);
given(mockResponse.getHeaders()).willReturn(httpHeaders);
ClientResponse.Headers headers = defaultClientResponse.headers();
assertEquals(OptionalLong.of(contentLength), headers.contentLength());
assertEquals(Optional.of(contentType), headers.contentType());
assertEquals(httpHeaders, headers.asHttpHeaders());
}
@Test // SPR-15041
public void applicationOctetStreamDefaultContentType() throws Exception {
MockHttpOutputMessage outputMessage = new MockHttpOutputMessage();
ClassPathResource body = Mockito.mock(ClassPathResource.class);
BDDMockito.given(body.getFilename()).willReturn("spring.dat");
BDDMockito.given(body.contentLength()).willReturn(12L);
BDDMockito.given(body.getInputStream()).willReturn(new ByteArrayInputStream("Spring Framework".getBytes()));
HttpRange range = HttpRange.createByteRange(0, 5);
ResourceRegion resourceRegion = range.toResourceRegion(body);
converter.write(Collections.singletonList(resourceRegion), null, outputMessage);
assertThat(outputMessage.getHeaders().getContentType(), is(MediaType.APPLICATION_OCTET_STREAM));
assertThat(outputMessage.getHeaders().getFirst(HttpHeaders.CONTENT_RANGE), is("bytes 0-5/12"));
assertThat(outputMessage.getBodyAsString(StandardCharsets.UTF_8), is("Spring"));
}
@Test
public void header() {
HttpHeaders httpHeaders = new HttpHeaders();
long contentLength = 42L;
httpHeaders.setContentLength(contentLength);
MediaType contentType = MediaType.TEXT_PLAIN;
httpHeaders.setContentType(contentType);
InetSocketAddress host = InetSocketAddress.createUnresolved("localhost", 80);
httpHeaders.setHost(host);
List<HttpRange> range = Collections.singletonList(HttpRange.createByteRange(0, 42));
httpHeaders.setRange(range);
when(mockResponse.getHeaders()).thenReturn(httpHeaders);
ClientResponse.Headers headers = defaultClientResponse.headers();
assertEquals(OptionalLong.of(contentLength), headers.contentLength());
assertEquals(Optional.of(contentType), headers.contentType());
assertEquals(httpHeaders, headers.asHttpHeaders());
}
@Test // SPR-15041
public void applicationOctetStreamDefaultContentType() throws Exception {
MockHttpOutputMessage outputMessage = new MockHttpOutputMessage();
ClassPathResource body = Mockito.mock(ClassPathResource.class);
BDDMockito.given(body.getFilename()).willReturn("spring.dat");
BDDMockito.given(body.contentLength()).willReturn(12L);
BDDMockito.given(body.getInputStream()).willReturn(new ByteArrayInputStream("Spring Framework".getBytes()));
HttpRange range = HttpRange.createByteRange(0, 5);
ResourceRegion resourceRegion = range.toResourceRegion(body);
converter.write(Collections.singletonList(resourceRegion), null, outputMessage);
assertThat(outputMessage.getHeaders().getContentType(), is(MediaType.APPLICATION_OCTET_STREAM));
assertThat(outputMessage.getHeaders().getFirst(HttpHeaders.CONTENT_RANGE), is("bytes 0-5/12"));
assertThat(outputMessage.getBodyAsString(StandardCharsets.UTF_8), is("Spring"));
}
@Test
public void header() {
HttpHeaders httpHeaders = new HttpHeaders();
List<MediaType> accept =
Collections.singletonList(MediaType.APPLICATION_JSON);
httpHeaders.setAccept(accept);
List<Charset> acceptCharset = Collections.singletonList(UTF_8);
httpHeaders.setAcceptCharset(acceptCharset);
long contentLength = 42L;
httpHeaders.setContentLength(contentLength);
MediaType contentType = MediaType.TEXT_PLAIN;
httpHeaders.setContentType(contentType);
InetSocketAddress host = InetSocketAddress.createUnresolved("localhost", 80);
httpHeaders.setHost(host);
List<HttpRange> range = Collections.singletonList(HttpRange.createByteRange(0, 42));
httpHeaders.setRange(range);
MockHttpServletRequest servletRequest = new MockHttpServletRequest("GET", "/");
httpHeaders.forEach(servletRequest::addHeader);
servletRequest.setContentType(MediaType.TEXT_PLAIN_VALUE);
DefaultServerRequest request = new DefaultServerRequest(servletRequest,
this.messageConverters);
ServerRequest.Headers headers = request.headers();
assertEquals(accept, headers.accept());
assertEquals(acceptCharset, headers.acceptCharset());
assertEquals(OptionalLong.of(contentLength), headers.contentLength());
assertEquals(Optional.of(contentType), headers.contentType());
assertEquals(httpHeaders, headers.asHttpHeaders());
}
@Test
public void shouldWritePartialContentByteRange() throws Exception {
MockHttpOutputMessage outputMessage = new MockHttpOutputMessage();
Resource body = new ClassPathResource("byterangeresource.txt", getClass());
ResourceRegion region = HttpRange.createByteRange(0, 5).toResourceRegion(body);
converter.write(region, MediaType.TEXT_PLAIN, outputMessage);
HttpHeaders headers = outputMessage.getHeaders();
assertThat(headers.getContentType(), is(MediaType.TEXT_PLAIN));
assertThat(headers.getContentLength(), is(6L));
assertThat(headers.get(HttpHeaders.CONTENT_RANGE).size(), is(1));
assertThat(headers.get(HttpHeaders.CONTENT_RANGE).get(0), is("bytes 0-5/39"));
assertThat(outputMessage.getBodyAsString(StandardCharsets.UTF_8), is("Spring"));
}
@Test
public void shouldWritePartialContentByteRangeNoEnd() throws Exception {
MockHttpOutputMessage outputMessage = new MockHttpOutputMessage();
Resource body = new ClassPathResource("byterangeresource.txt", getClass());
ResourceRegion region = HttpRange.createByteRange(7).toResourceRegion(body);
converter.write(region, MediaType.TEXT_PLAIN, outputMessage);
HttpHeaders headers = outputMessage.getHeaders();
assertThat(headers.getContentType(), is(MediaType.TEXT_PLAIN));
assertThat(headers.getContentLength(), is(32L));
assertThat(headers.get(HttpHeaders.CONTENT_RANGE).size(), is(1));
assertThat(headers.get(HttpHeaders.CONTENT_RANGE).get(0), is("bytes 7-38/39"));
assertThat(outputMessage.getBodyAsString(StandardCharsets.UTF_8), is("Framework test resource content."));
}
@Test
public void partialContentMultipleByteRanges() throws Exception {
MockHttpOutputMessage outputMessage = new MockHttpOutputMessage();
Resource body = new ClassPathResource("byterangeresource.txt", getClass());
List<HttpRange> rangeList = HttpRange.parseRanges("bytes=0-5,7-15,17-20,22-38");
List<ResourceRegion> regions = new ArrayList<>();
for(HttpRange range : rangeList) {
regions.add(range.toResourceRegion(body));
}
converter.write(regions, MediaType.TEXT_PLAIN, outputMessage);
HttpHeaders headers = outputMessage.getHeaders();
assertThat(headers.getContentType().toString(), Matchers.startsWith("multipart/byteranges;boundary="));
String boundary = "--" + headers.getContentType().toString().substring(30);
String content = outputMessage.getBodyAsString(StandardCharsets.UTF_8);
String[] ranges = StringUtils.tokenizeToStringArray(content, "\r\n", false, true);
assertThat(ranges[0], is(boundary));
assertThat(ranges[1], is("Content-Type: text/plain"));
assertThat(ranges[2], is("Content-Range: bytes 0-5/39"));
assertThat(ranges[3], is("Spring"));
assertThat(ranges[4], is(boundary));
assertThat(ranges[5], is("Content-Type: text/plain"));
assertThat(ranges[6], is("Content-Range: bytes 7-15/39"));
assertThat(ranges[7], is("Framework"));
assertThat(ranges[8], is(boundary));
assertThat(ranges[9], is("Content-Type: text/plain"));
assertThat(ranges[10], is("Content-Range: bytes 17-20/39"));
assertThat(ranges[11], is("test"));
assertThat(ranges[12], is(boundary));
assertThat(ranges[13], is("Content-Type: text/plain"));
assertThat(ranges[14], is("Content-Range: bytes 22-38/39"));
assertThat(ranges[15], is("resource content."));
}
@Test
public void shouldWritePartialContentByteRange() throws Exception {
MockHttpOutputMessage outputMessage = new MockHttpOutputMessage();
Resource body = new ClassPathResource("byterangeresource.txt", getClass());
ResourceRegion region = HttpRange.createByteRange(0, 5).toResourceRegion(body);
converter.write(region, MediaType.TEXT_PLAIN, outputMessage);
HttpHeaders headers = outputMessage.getHeaders();
assertThat(headers.getContentType(), is(MediaType.TEXT_PLAIN));
assertThat(headers.getContentLength(), is(6L));
assertThat(headers.get(HttpHeaders.CONTENT_RANGE).size(), is(1));
assertThat(headers.get(HttpHeaders.CONTENT_RANGE).get(0), is("bytes 0-5/39"));
assertThat(outputMessage.getBodyAsString(StandardCharsets.UTF_8), is("Spring"));
}
@Test
public void shouldWritePartialContentByteRangeNoEnd() throws Exception {
MockHttpOutputMessage outputMessage = new MockHttpOutputMessage();
Resource body = new ClassPathResource("byterangeresource.txt", getClass());
ResourceRegion region = HttpRange.createByteRange(7).toResourceRegion(body);
converter.write(region, MediaType.TEXT_PLAIN, outputMessage);
HttpHeaders headers = outputMessage.getHeaders();
assertThat(headers.getContentType(), is(MediaType.TEXT_PLAIN));
assertThat(headers.getContentLength(), is(32L));
assertThat(headers.get(HttpHeaders.CONTENT_RANGE).size(), is(1));
assertThat(headers.get(HttpHeaders.CONTENT_RANGE).get(0), is("bytes 7-38/39"));
assertThat(outputMessage.getBodyAsString(StandardCharsets.UTF_8), is("Framework test resource content."));
}
@Test
public void partialContentMultipleByteRanges() throws Exception {
MockHttpOutputMessage outputMessage = new MockHttpOutputMessage();
Resource body = new ClassPathResource("byterangeresource.txt", getClass());
List<HttpRange> rangeList = HttpRange.parseRanges("bytes=0-5,7-15,17-20,22-38");
List<ResourceRegion> regions = new ArrayList<>();
for(HttpRange range : rangeList) {
regions.add(range.toResourceRegion(body));
}
converter.write(regions, MediaType.TEXT_PLAIN, outputMessage);
HttpHeaders headers = outputMessage.getHeaders();
assertThat(headers.getContentType().toString(), Matchers.startsWith("multipart/byteranges;boundary="));
String boundary = "--" + headers.getContentType().toString().substring(30);
String content = outputMessage.getBodyAsString(StandardCharsets.UTF_8);
String[] ranges = StringUtils.tokenizeToStringArray(content, "\r\n", false, true);
assertThat(ranges[0], is(boundary));
assertThat(ranges[1], is("Content-Type: text/plain"));
assertThat(ranges[2], is("Content-Range: bytes 0-5/39"));
assertThat(ranges[3], is("Spring"));
assertThat(ranges[4], is(boundary));
assertThat(ranges[5], is("Content-Type: text/plain"));
assertThat(ranges[6], is("Content-Range: bytes 7-15/39"));
assertThat(ranges[7], is("Framework"));
assertThat(ranges[8], is(boundary));
assertThat(ranges[9], is("Content-Type: text/plain"));
assertThat(ranges[10], is("Content-Range: bytes 17-20/39"));
assertThat(ranges[11], is("test"));
assertThat(ranges[12], is(boundary));
assertThat(ranges[13], is("Content-Type: text/plain"));
assertThat(ranges[14], is("Content-Range: bytes 22-38/39"));
assertThat(ranges[15], is("resource content."));
}
@Override
public List<HttpRange> range() {
return delegate().getRange();
}
@Override
public List<HttpRange> range() {
return this.headers.range();
}
@Override
public List<HttpRange> range() {
return delegate().getRange();
}
@Test
public void ofResourceRange() throws IOException {
final int rangeStart = 10;
Resource body = new ClassPathResource("response.txt", getClass());
BodyInserter<Resource, ReactiveHttpOutputMessage> inserter = BodyInserters.fromResource(body);
MockServerHttpRequest request = MockServerHttpRequest.get("/foo")
.range(HttpRange.createByteRange(rangeStart))
.build();
MockServerHttpResponse response = new MockServerHttpResponse();
Mono<Void> result = inserter.insert(response, new BodyInserter.Context() {
@Override
public List<HttpMessageWriter<?>> messageWriters() {
return Collections.singletonList(new ResourceHttpMessageWriter());
}
@Override
public Optional<ServerHttpRequest> serverRequest() {
return Optional.of(request);
}
@Override
public Map<String, Object> hints() {
return hints;
}
});
StepVerifier.create(result).expectComplete().verify();
byte[] allBytes = Files.readAllBytes(body.getFile().toPath());
byte[] expectedBytes = new byte[allBytes.length - rangeStart];
System.arraycopy(allBytes, rangeStart, expectedBytes, 0, expectedBytes.length);
StepVerifier.create(response.getBody())
.consumeNextWith(dataBuffer -> {
byte[] resultBytes = new byte[dataBuffer.readableByteCount()];
dataBuffer.read(resultBytes);
DataBufferUtils.release(dataBuffer);
assertArrayEquals(expectedBytes, resultBytes);
})
.expectComplete()
.verify();
}
/**
* Processes a resource request.
* <p>Checks for the existence of the requested resource in the configured list of locations.
* If the resource does not exist, a {@code 404} response will be returned to the client.
* If the resource exists, the request will be checked for the presence of the
* {@code Last-Modified} header, and its value will be compared against the last-modified
* timestamp of the given resource, returning a {@code 304} status code if the
* {@code Last-Modified} value is greater. If the resource is newer than the
* {@code Last-Modified} value, or the header is not present, the content resource
* of the resource will be written to the response with caching headers
* set to expire one year in the future.
*/
@Override
public void handleRequest(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
// For very general mappings (e.g. "/") we need to check 404 first
Resource resource = getResource(request);
if (resource == null) {
logger.debug("Resource not found");
response.sendError(HttpServletResponse.SC_NOT_FOUND);
return;
}
if (HttpMethod.OPTIONS.matches(request.getMethod())) {
response.setHeader("Allow", getAllowHeader());
return;
}
// Supported methods and required session
checkRequest(request);
// Header phase
if (new ServletWebRequest(request, response).checkNotModified(resource.lastModified())) {
logger.trace("Resource not modified");
return;
}
// Apply cache settings, if any
prepareResponse(response);
// Check the media type for the resource
MediaType mediaType = getMediaType(request, resource);
// Content phase
if (METHOD_HEAD.equals(request.getMethod())) {
setHeaders(response, resource, mediaType);
return;
}
ServletServerHttpResponse outputMessage = new ServletServerHttpResponse(response);
if (request.getHeader(HttpHeaders.RANGE) == null) {
Assert.state(this.resourceHttpMessageConverter != null, "Not initialized");
setHeaders(response, resource, mediaType);
this.resourceHttpMessageConverter.write(resource, mediaType, outputMessage);
}
else {
Assert.state(this.resourceRegionHttpMessageConverter != null, "Not initialized");
response.setHeader(HttpHeaders.ACCEPT_RANGES, "bytes");
ServletServerHttpRequest inputMessage = new ServletServerHttpRequest(request);
try {
List<HttpRange> httpRanges = inputMessage.getHeaders().getRange();
response.setStatus(HttpServletResponse.SC_PARTIAL_CONTENT);
this.resourceRegionHttpMessageConverter.write(
HttpRange.toResourceRegions(httpRanges, resource), mediaType, outputMessage);
}
catch (IllegalArgumentException ex) {
response.setHeader("Content-Range", "bytes */" + resource.contentLength());
response.sendError(HttpServletResponse.SC_REQUESTED_RANGE_NOT_SATISFIABLE);
}
}
}
@Override
public List<HttpRange> range() {
return this.delegate.getRange();
}
@Override
public Mono<Void> write(Publisher<? extends Resource> inputStream, @Nullable ResolvableType actualType,
ResolvableType elementType, @Nullable MediaType mediaType, ServerHttpRequest request,
ServerHttpResponse response, Map<String, Object> hints) {
HttpHeaders headers = response.getHeaders();
headers.set(HttpHeaders.ACCEPT_RANGES, "bytes");
List<HttpRange> ranges;
try {
ranges = request.getHeaders().getRange();
}
catch (IllegalArgumentException ex) {
response.setStatusCode(HttpStatus.REQUESTED_RANGE_NOT_SATISFIABLE);
return response.setComplete();
}
return Mono.from(inputStream).flatMap(resource -> {
if (ranges.isEmpty()) {
return writeResource(resource, elementType, mediaType, response, hints);
}
response.setStatusCode(HttpStatus.PARTIAL_CONTENT);
List<ResourceRegion> regions = HttpRange.toResourceRegions(ranges, resource);
MediaType resourceMediaType = getResourceMediaType(mediaType, resource, hints);
if (regions.size() == 1){
ResourceRegion region = regions.get(0);
headers.setContentType(resourceMediaType);
long contentLength = lengthOf(resource);
if (contentLength != -1) {
long start = region.getPosition();
long end = start + region.getCount() - 1;
end = Math.min(end, contentLength - 1);
headers.add("Content-Range", "bytes " + start + '-' + end + '/' + contentLength);
headers.setContentLength(end - start + 1);
}
return writeSingleRegion(region, response, hints);
}
else {
String boundary = MimeTypeUtils.generateMultipartBoundaryString();
MediaType multipartType = MediaType.parseMediaType("multipart/byteranges;boundary=" + boundary);
headers.setContentType(multipartType);
Map<String, Object> allHints = Hints.merge(hints, ResourceRegionEncoder.BOUNDARY_STRING_HINT, boundary);
return encodeAndWriteRegions(Flux.fromIterable(regions), resourceMediaType, response, allHints);
}
});
}
@Override
public BodyBuilder range(HttpRange... ranges) {
this.headers.setRange(Arrays.asList(ranges));
return this;
}
private static HttpRange of(int first, int last) {
return HttpRange.createByteRange(first, last);
}
@Override
public List<HttpRange> range() {
return delegate().getRange();
}
@Override
public BodyBuilder range(HttpRange... ranges) {
this.headers.setRange(Arrays.asList(ranges));
return this;
}
@Override
public List<HttpRange> range() {
return delegate().getRange();
}
@Override
public List<HttpRange> range() {
return this.headers.range();
}
@Override
public List<HttpRange> range() {
return delegate().getRange();
}
@Test
public void ofResourceRange() throws IOException {
final int rangeStart = 10;
Resource body = new ClassPathResource("response.txt", getClass());
BodyInserter<Resource, ReactiveHttpOutputMessage> inserter = BodyInserters.fromResource(body);
MockServerHttpRequest request = MockServerHttpRequest.get("/foo")
.range(HttpRange.createByteRange(rangeStart))
.build();
MockServerHttpResponse response = new MockServerHttpResponse();
Mono<Void> result = inserter.insert(response, new BodyInserter.Context() {
@Override
public List<HttpMessageWriter<?>> messageWriters() {
return Collections.singletonList(new ResourceHttpMessageWriter());
}
@Override
public Optional<ServerHttpRequest> serverRequest() {
return Optional.of(request);
}
@Override
public Map<String, Object> hints() {
return hints;
}
});
StepVerifier.create(result).expectComplete().verify();
byte[] allBytes = Files.readAllBytes(body.getFile().toPath());
byte[] expectedBytes = new byte[allBytes.length - rangeStart];
System.arraycopy(allBytes, rangeStart, expectedBytes, 0, expectedBytes.length);
StepVerifier.create(response.getBody())
.consumeNextWith(dataBuffer -> {
byte[] resultBytes = new byte[dataBuffer.readableByteCount()];
dataBuffer.read(resultBytes);
DataBufferUtils.release(dataBuffer);
assertArrayEquals(expectedBytes, resultBytes);
})
.expectComplete()
.verify();
}
/**
* Processes a resource request.
* <p>Checks for the existence of the requested resource in the configured list of locations.
* If the resource does not exist, a {@code 404} response will be returned to the client.
* If the resource exists, the request will be checked for the presence of the
* {@code Last-Modified} header, and its value will be compared against the last-modified
* timestamp of the given resource, returning a {@code 304} status code if the
* {@code Last-Modified} value is greater. If the resource is newer than the
* {@code Last-Modified} value, or the header is not present, the content resource
* of the resource will be written to the response with caching headers
* set to expire one year in the future.
*/
@Override
public void handleRequest(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
// For very general mappings (e.g. "/") we need to check 404 first
Resource resource = getResource(request);
if (resource == null) {
logger.debug("Resource not found");
response.sendError(HttpServletResponse.SC_NOT_FOUND);
return;
}
if (HttpMethod.OPTIONS.matches(request.getMethod())) {
response.setHeader("Allow", getAllowHeader());
return;
}
// Supported methods and required session
checkRequest(request);
// Header phase
if (new ServletWebRequest(request, response).checkNotModified(resource.lastModified())) {
logger.trace("Resource not modified");
return;
}
// Apply cache settings, if any
prepareResponse(response);
// Check the media type for the resource
MediaType mediaType = getMediaType(request, resource);
// Content phase
if (METHOD_HEAD.equals(request.getMethod())) {
setHeaders(response, resource, mediaType);
return;
}
ServletServerHttpResponse outputMessage = new ServletServerHttpResponse(response);
if (request.getHeader(HttpHeaders.RANGE) == null) {
Assert.state(this.resourceHttpMessageConverter != null, "Not initialized");
setHeaders(response, resource, mediaType);
this.resourceHttpMessageConverter.write(resource, mediaType, outputMessage);
}
else {
Assert.state(this.resourceRegionHttpMessageConverter != null, "Not initialized");
response.setHeader(HttpHeaders.ACCEPT_RANGES, "bytes");
ServletServerHttpRequest inputMessage = new ServletServerHttpRequest(request);
try {
List<HttpRange> httpRanges = inputMessage.getHeaders().getRange();
response.setStatus(HttpServletResponse.SC_PARTIAL_CONTENT);
this.resourceRegionHttpMessageConverter.write(
HttpRange.toResourceRegions(httpRanges, resource), mediaType, outputMessage);
}
catch (IllegalArgumentException ex) {
response.setHeader("Content-Range", "bytes */" + resource.contentLength());
response.sendError(HttpServletResponse.SC_REQUESTED_RANGE_NOT_SATISFIABLE);
}
}
}
@Override
@SuppressWarnings("unchecked")
public Mono<Void> write(Publisher<? extends Resource> inputStream, @Nullable ResolvableType actualType,
ResolvableType elementType, @Nullable MediaType mediaType, ServerHttpRequest request,
ServerHttpResponse response, Map<String, Object> hints) {
HttpHeaders headers = response.getHeaders();
headers.set(HttpHeaders.ACCEPT_RANGES, "bytes");
List<HttpRange> ranges;
try {
ranges = request.getHeaders().getRange();
}
catch (IllegalArgumentException ex) {
response.setStatusCode(HttpStatus.REQUESTED_RANGE_NOT_SATISFIABLE);
return response.setComplete();
}
return Mono.from(inputStream).flatMap(resource -> {
if (ranges.isEmpty()) {
return writeResource(resource, elementType, mediaType, response, hints);
}
response.setStatusCode(HttpStatus.PARTIAL_CONTENT);
List<ResourceRegion> regions = HttpRange.toResourceRegions(ranges, resource);
MediaType resourceMediaType = getResourceMediaType(mediaType, resource, hints);
if (regions.size() == 1){
ResourceRegion region = regions.get(0);
headers.setContentType(resourceMediaType);
long contentLength = lengthOf(resource);
if (contentLength != -1) {
long start = region.getPosition();
long end = start + region.getCount() - 1;
end = Math.min(end, contentLength - 1);
headers.add("Content-Range", "bytes " + start + '-' + end + '/' + contentLength);
headers.setContentLength(end - start + 1);
}
return writeSingleRegion(region, response, hints);
}
else {
String boundary = MimeTypeUtils.generateMultipartBoundaryString();
MediaType multipartType = MediaType.parseMediaType("multipart/byteranges;boundary=" + boundary);
headers.setContentType(multipartType);
Map<String, Object> allHints = Hints.merge(hints, ResourceRegionEncoder.BOUNDARY_STRING_HINT, boundary);
return encodeAndWriteRegions(Flux.fromIterable(regions), resourceMediaType, response, allHints);
}
});
}
@Override
public BodyBuilder range(HttpRange... ranges) {
this.headers.setRange(Arrays.asList(ranges));
return this;
}
private static HttpRange of(int first, int last) {
return HttpRange.createByteRange(first, last);
}