Java MultipartRequestEntity.writeRequest方法代码示例

import org.apache.commons.httpclient.methods.multipart.MultipartRequestEntity; //导入方法依赖的package包/类
public PostRequest buildMultipartPostRequest(File file, String filename, String siteId, String containerId) throws IOException
{
    Part[] parts = 
        { 
            new FilePart("filedata", file.getName(), file, "text/plain", null), 
            new StringPart("filename", filename),
            new StringPart("description", "description"), 
            new StringPart("siteid", siteId), 
            new StringPart("containerid", containerId) 
        };

    MultipartRequestEntity multipartRequestEntity = new MultipartRequestEntity(parts, new HttpMethodParams());

    ByteArrayOutputStream os = new ByteArrayOutputStream();
    multipartRequestEntity.writeRequest(os);

    PostRequest postReq = new PostRequest(UPLOAD_URL, os.toByteArray(), multipartRequestEntity.getContentType());
    return postReq;
}
 

import org.apache.commons.httpclient.methods.multipart.MultipartRequestEntity; //导入方法依赖的package包/类
private MockHttpServletRequest getMultipartRequest( ) throws Exception
{
    MockHttpServletRequest request = new MockHttpServletRequest( );
    byte [ ] fileContent = new byte [ ] {
            1, 2, 3
    };
    Part [ ] parts = new Part [ ] {
        new FilePart( "file1", new ByteArrayPartSource( "file1", fileContent ) )
    };
    MultipartRequestEntity multipartRequestEntity = new MultipartRequestEntity( parts, new PostMethod( ).getParams( ) );
    // Serialize request body
    ByteArrayOutputStream requestContent = new ByteArrayOutputStream( );
    multipartRequestEntity.writeRequest( requestContent );
    // Set request body to HTTP servlet request
    request.setContent( requestContent.toByteArray( ) );
    // Set content type to HTTP servlet request (important, includes Mime boundary string)
    request.setContentType( multipartRequestEntity.getContentType( ) );
    request.setMethod( "POST" );
    return request;
}
 

import org.apache.commons.httpclient.methods.multipart.MultipartRequestEntity; //导入方法依赖的package包/类
public PostRequest buildMultipartPostRequest(File file) throws IOException
{
    Part[] parts = { new FilePart("filedata", file.getName(), file, "application/zip", null) };

    MultipartRequestEntity multipartRequestEntity = new MultipartRequestEntity(parts, new HttpMethodParams());

    ByteArrayOutputStream os = new ByteArrayOutputStream();
    multipartRequestEntity.writeRequest(os);

    PostRequest postReq = new PostRequest(UPLOAD_URL, os.toByteArray(), multipartRequestEntity.getContentType());
    return postReq;
}
 

import org.apache.commons.httpclient.methods.multipart.MultipartRequestEntity; //导入方法依赖的package包/类
public MultiPartRequest build() throws IOException
{
    List<Part> parts = new ArrayList<>();

    if (fileData != null)
    {
        FilePart fp = new FilePart("filedata", fileData.getFileName(), fileData.getFile(), fileData.getMimetype(), null);
        // Get rid of the default values added upon FilePart instantiation
        fp.setCharSet(fileData.getEncoding());
        fp.setContentType(fileData.getMimetype());
        parts.add(fp);
        addPartIfNotNull(parts, "name", fileData.getFileName());
    }
    addPartIfNotNull(parts, "relativepath", relativePath);
    addPartIfNotNull(parts, "updatenoderef", updateNodeRef);
    addPartIfNotNull(parts, "description", description);
    addPartIfNotNull(parts, "contenttype", contentTypeQNameStr);
    addPartIfNotNull(parts, "aspects", getCommaSeparated(aspects));
    addPartIfNotNull(parts, "majorversion", majorVersion);
    addPartIfNotNull(parts, "overwrite", overwrite);
    addPartIfNotNull(parts, "autorename", autoRename);
    addPartIfNotNull(parts, "nodetype", nodeType);
    addPartIfNotNull(parts, "renditions", getCommaSeparated(renditionIds));

    if (!properties.isEmpty())
    {
        for (Entry<String, String> prop : properties.entrySet())
        {
            parts.add(new StringPart(prop.getKey(), prop.getValue()));
        }
    }

    MultipartRequestEntity req = new MultipartRequestEntity(parts.toArray(new Part[parts.size()]), new HttpMethodParams());

    ByteArrayOutputStream os = new ByteArrayOutputStream();
    req.writeRequest(os);

    return new MultiPartRequest(os.toByteArray(), req.getContentType(), req.getContentLength());
}
 

import org.apache.commons.httpclient.methods.multipart.MultipartRequestEntity; //导入方法依赖的package包/类
@Test
public void testMultipart() throws IOException, ServletException {
    String partName = "file";
    String resourceName = "/testFile.txt";

    byte[] fileContent = FileCopyUtils.copyToByteArray(
        getClass().getResourceAsStream(resourceName));
    // Create part & entity from resource
    Part[] parts = new Part[] {
        new FilePart(partName, new ByteArrayPartSource(resourceName, fileContent))};
    MultipartRequestEntity multipartRequestEntity =
        new MultipartRequestEntity(parts, new PostMethod().getParams());
    // Serialize request body
    ByteArrayOutputStream requestContent = new ByteArrayOutputStream();
    multipartRequestEntity.writeRequest(requestContent);
    // Set request body to HTTP servlet request
    request.setContent(requestContent.toByteArray());
    // Set content type to HTTP servlet request (important, includes Mime boundary string)
    request.setContentType(multipartRequestEntity.getContentType());

    request.setPathInfo("/multipart-test");
    request.setMethod("POST");

    servlet.service(request, response);
    assertEquals(resourceName, response.getHeader("file-name"));
    assertEquals("This is a file for multipart test.\n", response.getHeader("file-content"));
}
 

import org.apache.commons.httpclient.methods.multipart.MultipartRequestEntity; //导入方法依赖的package包/类
private MockMultipartHttpServletRequest createMultipartHttpRequest(
		StreamPipe streamPipe, boolean addAntiVirusParts,
		boolean antiVirusLastPartFailed) throws Exception {
	MockMultipartHttpServletRequest request = new MockMultipartHttpServletRequest();
	request.setContentType(
			"multipart/mixed;boundary=gc0p4Jq0M2Yt08jU534c0p");
	List<Part> parts = new ArrayList<Part>();
	String string = "<hello>test</hello>";
	StringPart stringPart = new StringPart("string1", string);
	parts.add(stringPart);
	URL url = ClassUtils.getResourceURL(this, "/Documents/doc001.pdf");
	File file = new File(url.toURI());
	FilePart filePart = new FilePart("file1", file.getName(), file);
	parts.add(filePart);
	if (addAntiVirusParts) {
		StringPart antiVirusPassedPart = new StringPart(
				streamPipe.getAntiVirusPartName(),
				streamPipe.getAntiVirusPassedMessage());
		parts.add(antiVirusPassedPart);
	}
	URL url2 = ClassUtils.getResourceURL(this, "/Documents/doc002.pdf");
	File file2 = new File(url2.toURI());
	FilePart filePart2 = new FilePart("file2", file2.getName(), file2);
	parts.add(filePart2);
	if (addAntiVirusParts) {
		String antiVirusLastPartMessage;
		if (antiVirusLastPartFailed) {
			antiVirusLastPartMessage = "Fail";
			if (antiVirusLastPartMessage.equalsIgnoreCase(
					streamPipe.getAntiVirusPassedMessage())) {
				throw new Exception("fail message ["
						+ antiVirusLastPartMessage
						+ "] must differ from pass message ["
						+ streamPipe.getAntiVirusPassedMessage() + "]");
			}
		} else {
			antiVirusLastPartMessage = streamPipe
					.getAntiVirusPassedMessage();
		}
		StringPart antiVirusPassedPart2 = new StringPart(
				streamPipe.getAntiVirusPartName(),
				antiVirusLastPartMessage);
		parts.add(antiVirusPassedPart2);
	}
	Part allParts[] = new Part[parts.size()];
	allParts = parts.toArray(allParts);
	MultipartRequestEntity multipartRequestEntity = new MultipartRequestEntity(
			allParts, new PostMethod().getParams());
	ByteArrayOutputStream requestContent = new ByteArrayOutputStream();
	multipartRequestEntity.writeRequest(requestContent);
	request.setContent(requestContent.toByteArray());
	request.setContentType(multipartRequestEntity.getContentType());
	return request;
}