SpdyFrameCodec Class — netty Architecture
Architecture documentation for the SpdyFrameCodec class in SpdyFrameCodec.java from the netty codebase.
Entity Profile
Dependency Diagram
graph TD 393922cf_b1e2_6f1f_471a_694c3714fb63["SpdyFrameCodec"] 017c9ce5_9521_431c_07d4_650af38db789["SpdyFrameCodec.java"] 393922cf_b1e2_6f1f_471a_694c3714fb63 -->|defined in| 017c9ce5_9521_431c_07d4_650af38db789 4550a164_e7a7_bff7_fb7c_ae90d735e611["SpdyFrameCodec()"] 393922cf_b1e2_6f1f_471a_694c3714fb63 -->|method| 4550a164_e7a7_bff7_fb7c_ae90d735e611 3aea08da_508b_17ac_3bd4_67c0f2b6906a["SpdyFrameDecoder()"] 393922cf_b1e2_6f1f_471a_694c3714fb63 -->|method| 3aea08da_508b_17ac_3bd4_67c0f2b6906a 0938a880_2088_350e_19e8_4bc4d7c4b0d0["SpdyFrameEncoder()"] 393922cf_b1e2_6f1f_471a_694c3714fb63 -->|method| 0938a880_2088_350e_19e8_4bc4d7c4b0d0 f00a5ea5_ba47_50f3_d4a0_c8d2b6a35aad["handlerAdded()"] 393922cf_b1e2_6f1f_471a_694c3714fb63 -->|method| f00a5ea5_ba47_50f3_d4a0_c8d2b6a35aad 9eff55d8_c73e_4f41_f772_127e087a031f["decode()"] 393922cf_b1e2_6f1f_471a_694c3714fb63 -->|method| 9eff55d8_c73e_4f41_f772_127e087a031f 50e81153_c874_c818_8161_49e46e3a5d02["channelReadComplete()"] 393922cf_b1e2_6f1f_471a_694c3714fb63 -->|method| 50e81153_c874_c818_8161_49e46e3a5d02 800b02f5_b467_1f8a_b352_f195a987bb68["bind()"] 393922cf_b1e2_6f1f_471a_694c3714fb63 -->|method| 800b02f5_b467_1f8a_b352_f195a987bb68 63a5a16b_2825_6168_1ceb_1780b8339744["connect()"] 393922cf_b1e2_6f1f_471a_694c3714fb63 -->|method| 63a5a16b_2825_6168_1ceb_1780b8339744 1913277a_065c_c8e5_1e10_0665fed4c0a7["disconnect()"] 393922cf_b1e2_6f1f_471a_694c3714fb63 -->|method| 1913277a_065c_c8e5_1e10_0665fed4c0a7 7eba5eed_b28a_bf5b_d3ff_50b0a27978e9["close()"] 393922cf_b1e2_6f1f_471a_694c3714fb63 -->|method| 7eba5eed_b28a_bf5b_d3ff_50b0a27978e9 9af65ed8_b972_0b6c_813f_bcd292fc7ec6["deregister()"] 393922cf_b1e2_6f1f_471a_694c3714fb63 -->|method| 9af65ed8_b972_0b6c_813f_bcd292fc7ec6 7f6f0382_9567_05f1_c267_9b06a83cb459["read()"] 393922cf_b1e2_6f1f_471a_694c3714fb63 -->|method| 7f6f0382_9567_05f1_c267_9b06a83cb459 c4ba8a74_5f7b_83be_7463_9e5859783b92["flush()"] 393922cf_b1e2_6f1f_471a_694c3714fb63 -->|method| c4ba8a74_5f7b_83be_7463_9e5859783b92
Relationship Graph
Source Code
codec-http/src/main/java/io/netty/handler/codec/spdy/SpdyFrameCodec.java lines 32–486
public class SpdyFrameCodec extends ByteToMessageDecoder
implements SpdyFrameDecoderDelegate, ChannelOutboundHandler {
protected static final SpdyProtocolException INVALID_FRAME =
new SpdyProtocolException("Received invalid frame");
protected final SpdyFrameDecoder spdyFrameDecoder;
protected final SpdyFrameEncoder spdyFrameEncoder;
private final SpdyHeaderBlockDecoder spdyHeaderBlockDecoder;
private final SpdyHeaderBlockEncoder spdyHeaderBlockEncoder;
private SpdyHeadersFrame spdyHeadersFrame;
private SpdySettingsFrame spdySettingsFrame;
private ChannelHandlerContext ctx;
private boolean read;
private final boolean validateHeaders;
private final boolean supportsUnknownFrames;
/**
* Creates a new instance with the specified {@code version},
* {@code validateHeaders (true)}, and
* the default decoder and encoder options
* ({@code maxChunkSize (8192)}, {@code maxHeaderSize (16384)},
* {@code compressionLevel (6)}, {@code windowBits (15)},
* and {@code memLevel (8)}).
*/
public SpdyFrameCodec(SpdyVersion version) {
this(version, true);
}
/**
* Creates a new instance with the specified {@code version},
* {@code validateHeaders}, and
* the default decoder and encoder options
* ({@code maxChunkSize (8192)}, {@code maxHeaderSize (16384)},
* {@code compressionLevel (6)}, {@code windowBits (15)},
* and {@code memLevel (8)}).
*/
public SpdyFrameCodec(SpdyVersion version, boolean validateHeaders) {
this(version, 8192, 16384, 6, 15, 8, validateHeaders);
}
/**
* Creates a new instance with the specified {@code version}, {@code validateHeaders (true)},
* decoder and encoder options.
*/
public SpdyFrameCodec(
SpdyVersion version, int maxChunkSize, int maxHeaderSize,
int compressionLevel, int windowBits, int memLevel) {
this(version, maxChunkSize, maxHeaderSize, compressionLevel, windowBits, memLevel, true);
}
/**
* Creates a new instance with the specified {@code version}, {@code validateHeaders},
* decoder and encoder options.
*/
public SpdyFrameCodec(
SpdyVersion version, int maxChunkSize, int maxHeaderSize,
int compressionLevel, int windowBits, int memLevel, boolean validateHeaders) {
this(version, maxChunkSize,
SpdyHeaderBlockDecoder.newInstance(version, maxHeaderSize),
SpdyHeaderBlockEncoder.newInstance(version, compressionLevel, windowBits, memLevel),
validateHeaders, false);
}
/**
* Creates a new instance with the specified {@code version}, {@code validateHeaders},
* decoder and encoder options.
*/
public SpdyFrameCodec(
SpdyVersion version, int maxChunkSize, int maxHeaderSize,
int compressionLevel, int windowBits, int memLevel, boolean validateHeaders,
boolean supportsUnknownFrames) {
this(version, maxChunkSize,
SpdyHeaderBlockDecoder.newInstance(version, maxHeaderSize),
SpdyHeaderBlockEncoder.newInstance(version, compressionLevel, windowBits, memLevel),
validateHeaders, supportsUnknownFrames);
}
protected SpdyFrameCodec(SpdyVersion version, int maxChunkSize,Source
Frequently Asked Questions
What is the SpdyFrameCodec class?
SpdyFrameCodec is a class in the netty codebase, defined in codec-http/src/main/java/io/netty/handler/codec/spdy/SpdyFrameCodec.java.
Where is SpdyFrameCodec defined?
SpdyFrameCodec is defined in codec-http/src/main/java/io/netty/handler/codec/spdy/SpdyFrameCodec.java at line 32.
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