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28 package org.apache.hc.core5.http2.protocol;
29
30 import java.io.IOException;
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32 import org.apache.hc.core5.annotation.Contract;
33 import org.apache.hc.core5.annotation.ThreadingBehavior;
34 import org.apache.hc.core5.http.EntityDetails;
35 import org.apache.hc.core5.http.HttpException;
36 import org.apache.hc.core5.http.HttpRequest;
37 import org.apache.hc.core5.http.Method;
38 import org.apache.hc.core5.http.ProtocolException;
39 import org.apache.hc.core5.http.ProtocolVersion;
40 import org.apache.hc.core5.http.message.MessageSupport;
41 import org.apache.hc.core5.http.protocol.HttpContext;
42 import org.apache.hc.core5.http.protocol.RequestContent;
43 import org.apache.hc.core5.util.Args;
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50 @Contract(threading = ThreadingBehavior.IMMUTABLE)
51 public class H2RequestContent extends RequestContent {
52
53 public H2RequestContent() {
54 super();
55 }
56
57 public H2RequestContent(final boolean overwrite) {
58 super(overwrite);
59 }
60
61 @Override
62 public void process(
63 final HttpRequest request,
64 final EntityDetails entity,
65 final HttpContext context) throws HttpException, IOException {
66 Args.notNull(context, "HTTP context");
67 final ProtocolVersion ver = context.getProtocolVersion();
68 if (ver.getMajor() < 2) {
69 super.process(request, entity, context);
70 } else if (entity != null) {
71 final String method = request.getMethod();
72 if (Method.TRACE.isSame(method)) {
73 throw new ProtocolException("TRACE request may not enclose an entity");
74 }
75 MessageSupport.addContentTypeHeader(request, entity);
76 MessageSupport.addContentEncodingHeader(request, entity);
77 MessageSupport.addTrailerHeader(request, entity);
78 }
79 }
80 }