Examples with ResourceRegion org.springframework.core.io.support.ResourceRegion used on opensource projects

Example 16 with ResourceRegion

use of org.springframework.core.io.support.ResourceRegion in project spring-framework by spring-projects.

the class ResourceRegionEncoderTests method cancelWithoutDemandForMultipleResourceRegions.

// gh-22107
@Test
void cancelWithoutDemandForMultipleResourceRegions() {
    Resource resource = new ClassPathResource("ResourceRegionEncoderTests.txt", getClass());
    Flux<ResourceRegion> regions = Flux.just(new ResourceRegion(resource, 0, 6), new ResourceRegion(resource, 7, 9), new ResourceRegion(resource, 17, 4), new ResourceRegion(resource, 22, 17));
    String boundary = MimeTypeUtils.generateMultipartBoundaryString();
    Flux<DataBuffer> flux = this.encoder.encode(regions, this.bufferFactory, ResolvableType.forClass(ResourceRegion.class), MimeType.valueOf("text/plain"), Collections.singletonMap(ResourceRegionEncoder.BOUNDARY_STRING_HINT, boundary));
    ZeroDemandSubscriber subscriber = new ZeroDemandSubscriber();
    flux.subscribe(subscriber);
    subscriber.cancel();
}

Example 17 with ResourceRegion

use of org.springframework.core.io.support.ResourceRegion in project spring-framework by spring-projects.

the class ResourceRegionEncoderTests method shouldEncodeResourceRegionFileResource.

@Test
void shouldEncodeResourceRegionFileResource() throws Exception {
    ResourceRegion region = new ResourceRegion(new ClassPathResource("ResourceRegionEncoderTests.txt", getClass()), 0, 6);
    Flux<DataBuffer> result = this.encoder.encode(Mono.just(region), this.bufferFactory, ResolvableType.forClass(ResourceRegion.class), MimeTypeUtils.APPLICATION_OCTET_STREAM, Collections.emptyMap());
    StepVerifier.create(result).consumeNextWith(stringConsumer("Spring")).expectComplete().verify();
}

Example 18 with ResourceRegion

use of org.springframework.core.io.support.ResourceRegion in project spring-framework by spring-projects.

the class ResourceRegionHttpMessageConverterTests method partialContentMultipleByteRanges.

@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()).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]).isEqualTo(boundary);
    assertThat(ranges[1]).isEqualTo("Content-Type: text/plain");
    assertThat(ranges[2]).isEqualTo("Content-Range: bytes 0-5/39");
    assertThat(ranges[3]).isEqualTo("Spring");
    assertThat(ranges[4]).isEqualTo(boundary);
    assertThat(ranges[5]).isEqualTo("Content-Type: text/plain");
    assertThat(ranges[6]).isEqualTo("Content-Range: bytes 7-15/39");
    assertThat(ranges[7]).isEqualTo("Framework");
    assertThat(ranges[8]).isEqualTo(boundary);
    assertThat(ranges[9]).isEqualTo("Content-Type: text/plain");
    assertThat(ranges[10]).isEqualTo("Content-Range: bytes 17-20/39");
    assertThat(ranges[11]).isEqualTo("test");
    assertThat(ranges[12]).isEqualTo(boundary);
    assertThat(ranges[13]).isEqualTo("Content-Type: text/plain");
    assertThat(ranges[14]).isEqualTo("Content-Range: bytes 22-38/39");
    assertThat(ranges[15]).isEqualTo("resource content.");
}

Example 19 with ResourceRegion

use of org.springframework.core.io.support.ResourceRegion in project spring-framework by spring-projects.

the class ResourceRegionHttpMessageConverterTests method applicationOctetStreamDefaultContentType.

// SPR-15041
@Test
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()).isEqualTo(MediaType.APPLICATION_OCTET_STREAM);
    assertThat(outputMessage.getHeaders().getFirst(HttpHeaders.CONTENT_RANGE)).isEqualTo("bytes 0-5/12");
    assertThat(outputMessage.getBodyAsString(StandardCharsets.UTF_8)).isEqualTo("Spring");
}

Example 20 with ResourceRegion

use of org.springframework.core.io.support.ResourceRegion in project spring-framework by spring-projects.

the class ResourceRegionHttpMessageConverterTests method partialContentMultipleByteRangesInRandomOrderAndOverlapping.

@Test
public void partialContentMultipleByteRangesInRandomOrderAndOverlapping() throws Exception {
    MockHttpOutputMessage outputMessage = new MockHttpOutputMessage();
    Resource body = new ClassPathResource("byterangeresource.txt", getClass());
    List<HttpRange> rangeList = HttpRange.parseRanges("bytes=7-15,0-5,17-20,20-29");
    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()).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]).isEqualTo(boundary);
    assertThat(ranges[1]).isEqualTo("Content-Type: text/plain");
    assertThat(ranges[2]).isEqualTo("Content-Range: bytes 7-15/39");
    assertThat(ranges[3]).isEqualTo("Framework");
    assertThat(ranges[4]).isEqualTo(boundary);
    assertThat(ranges[5]).isEqualTo("Content-Type: text/plain");
    assertThat(ranges[6]).isEqualTo("Content-Range: bytes 0-5/39");
    assertThat(ranges[7]).isEqualTo("Spring");
    assertThat(ranges[8]).isEqualTo(boundary);
    assertThat(ranges[9]).isEqualTo("Content-Type: text/plain");
    assertThat(ranges[10]).isEqualTo("Content-Range: bytes 17-20/39");
    assertThat(ranges[11]).isEqualTo("test");
    assertThat(ranges[12]).isEqualTo(boundary);
    assertThat(ranges[13]).isEqualTo("Content-Type: text/plain");
    assertThat(ranges[14]).isEqualTo("Content-Range: bytes 20-29/39");
    assertThat(ranges[15]).isEqualTo("t resource");
}