Example usage for io.netty.handler.codec.http2 Http2HeadersEncoder encodeHeaders

Introduction

In this page you can find the example usage for io.netty.handler.codec.http2 Http2HeadersEncoder encodeHeaders.

Prototype

void encodeHeaders(int streamId, Http2Headers headers, ByteBuf buffer) throws Http2Exception;

Source Link

Document

Encodes the given headers and writes the output headers block to the given output buffer.

Usage

From source file:io.grpc.netty.GrpcHttp2HeadersUtilsTest.java

License:Apache License

@Test
public void decode_requestHeaders() throws Http2Exception {
    Http2HeadersDecoder decoder = new GrpcHttp2ServerHeadersDecoder(DEFAULT_MAX_HEADER_LIST_SIZE);
    Http2HeadersEncoder encoder = new DefaultHttp2HeadersEncoder(NEVER_SENSITIVE);

    Http2Headers headers = new DefaultHttp2Headers(false);
    headers.add(of(":scheme"), of("https")).add(of(":method"), of("GET")).add(of(":path"), of("index.html"))
            .add(of(":authority"), of("foo.grpc.io")).add(of("custom"), of("header"));
    encodedHeaders = Unpooled.buffer();//from  w w  w .j  av  a 2s  .  c o m
    encoder.encodeHeaders(1 /* randomly chosen */, headers, encodedHeaders);

    Http2Headers decodedHeaders = decoder.decodeHeaders(3 /* randomly chosen */, encodedHeaders);
    assertEquals(headers.get(of(":scheme")), decodedHeaders.scheme());
    assertEquals(headers.get(of(":method")), decodedHeaders.method());
    assertEquals(headers.get(of(":path")), decodedHeaders.path());
    assertEquals(headers.get(of(":authority")), decodedHeaders.authority());
    assertEquals(headers.get(of("custom")), decodedHeaders.get(of("custom")));
    assertEquals(headers.size(), decodedHeaders.size());

    String toString = decodedHeaders.toString();
    assertContainsKeyAndValue(toString, ":scheme", decodedHeaders.scheme());
    assertContainsKeyAndValue(toString, ":method", decodedHeaders.method());
    assertContainsKeyAndValue(toString, ":path", decodedHeaders.path());
    assertContainsKeyAndValue(toString, ":authority", decodedHeaders.authority());
    assertContainsKeyAndValue(toString, "custom", decodedHeaders.get(of("custom")));
}

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From source file:io.grpc.netty.GrpcHttp2HeadersUtilsTest.java

License:Apache License

@Test
public void decode_responseHeaders() throws Http2Exception {
    Http2HeadersDecoder decoder = new GrpcHttp2ClientHeadersDecoder(DEFAULT_MAX_HEADER_LIST_SIZE);
    Http2HeadersEncoder encoder = new DefaultHttp2HeadersEncoder(NEVER_SENSITIVE);

    Http2Headers headers = new DefaultHttp2Headers(false);
    headers.add(of(":status"), of("200")).add(of("custom"), of("header"));
    encodedHeaders = Unpooled.buffer();/*  w  w w . jav a 2s . co  m*/
    encoder.encodeHeaders(1 /* randomly chosen */, headers, encodedHeaders);

    Http2Headers decodedHeaders = decoder.decodeHeaders(3 /* randomly chosen */, encodedHeaders);
    assertEquals(headers.get(of(":status")), decodedHeaders.get(of(":status")));
    assertEquals(headers.get(of("custom")), decodedHeaders.get(of("custom")));
    assertEquals(headers.size(), decodedHeaders.size());

    String toString = decodedHeaders.toString();
    assertContainsKeyAndValue(toString, ":status", decodedHeaders.get(of(":status")));
    assertContainsKeyAndValue(toString, "custom", decodedHeaders.get(of("custom")));
}

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From source file:io.grpc.netty.GrpcHttp2HeadersUtilsTest.java

License:Apache License

@Test
public void decode_emptyHeaders() throws Http2Exception {
    Http2HeadersDecoder decoder = new GrpcHttp2ClientHeadersDecoder(8192);
    Http2HeadersEncoder encoder = new DefaultHttp2HeadersEncoder(NEVER_SENSITIVE);

    ByteBuf encodedHeaders = Unpooled.buffer();
    encoder.encodeHeaders(1 /* randomly chosen */, new DefaultHttp2Headers(false), encodedHeaders);

    Http2Headers decodedHeaders = decoder.decodeHeaders(3 /* randomly chosen */, encodedHeaders);
    assertEquals(0, decodedHeaders.size());
    assertThat(decodedHeaders.toString(), containsString("[]"));
}

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