目标
我正试图解析一个HTTP请求,以便检索与HTML表单一起发送的文件。
以下是表格:
<form action="http://127.0.0.1:8081" method="post" enctype="multipart/form-data">
<input type="file" name="file" id="fileControl" />
<input type="submit" />
</form>多么
作为POST请求,类似于以下内容:
POST <URL> HTTP/1.1
<HEADERS>
[BLANK LINE]
---------<BOUNDARY>
<HEADERS>
[BLANK LINE]
<file content>
-----------<BOUNDARY>我认为解析我在套接字上收到的内容是相关的。
First,我一直读到文件的开头
BufferedReader in = new BufferedReader(new InputStreamReader(clientSocket.getInputStream()));
in.readLine();然后是,为了保存文件,我要做的是:
FileOutputStream outputStream = new FileOutputStream(new File("/tmp/test"));
while ((read = clientSocket.getInputStream().read(bytes)) != -1) {
outputStream.write(bytes, 0, read);
outputStream.flush();
}问题
问题是我不再读我的BufferedReader了,我在read = clientSocket.getInputStream().read(bytes)里什么也没有
问题
如何保存文件发送的POST请求?我不想使用任何want服务器,也不想使用任何库/框架,只使用纯Java。如果有什么不清楚的话,我会编辑这篇文章。提前谢谢。
发布于 2015-01-30 16:28:34
public HttpRequest init_request(String request_str) {
try {
SessionInputBufferImpl sessionInputBuffer = new SessionInputBufferImpl(new HttpTransportMetricsImpl(), 2048);
sessionInputBuffer.bind(new ByteArrayInputStream(request_str.getBytes(Consts.ASCII)));
DefaultHttpRequestParser requestParser = new DefaultHttpRequestParser(sessionInputBuffer);
HttpRequest request = requestParser.parse();
// Solve post request entity bug (always returns null)
if(request instanceof HttpEntityEnclosingRequest){
HttpEntityEnclosingRequest ereq = (HttpEntityEnclosingRequest) request;
ContentLengthStrategy contentLengthStrategy = StrictContentLengthStrategy.INSTANCE;
long len = contentLengthStrategy.determineLength(request);
InputStream contentStream = null;
if (len == ContentLengthStrategy.CHUNKED) {
contentStream = new ChunkedInputStream(sessionInputBuffer);
} else if (len == ContentLengthStrategy.IDENTITY) {
contentStream = new IdentityInputStream(sessionInputBuffer);
} else {
contentStream = new ContentLengthInputStream(sessionInputBuffer, len);
}
BasicHttpEntity ent = new BasicHttpEntity();
ent.setContent(contentStream);
ereq.setEntity(ent);
}
return request;
} catch (Exception e) {
SLogger.error("Unable to parse request", e);
return null;
}
}发布于 2014-01-23 16:32:30
使用/httpclient库生成和发送post请求。任何其他的事情都是为了不赚钱而做大量的工作。
请参阅https://hc.apache.org/httpcomponents-client-ga/quickstart.html
https://stackoverflow.com/questions/21313643
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