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SpdyHttpDecoder Class — netty Architecture

Architecture documentation for the SpdyHttpDecoder class in SpdyHttpDecoder.java from the netty codebase.

Class java

Entity Profile

Dependency Diagram

graph TD
  025fd5f9_dfbe_4042_6d63_96c1c1168bd5["SpdyHttpDecoder"]
  3c3dc37e_5071_cc94_3381_7182a582da9d["SpdyHttpDecoder.java"]
  025fd5f9_dfbe_4042_6d63_96c1c1168bd5 -->|defined in| 3c3dc37e_5071_cc94_3381_7182a582da9d
  6008a295_713b_9d3c_0337_8bf37bd531e0["SpdyHttpDecoder()"]
  025fd5f9_dfbe_4042_6d63_96c1c1168bd5 -->|method| 6008a295_713b_9d3c_0337_8bf37bd531e0
  58553eca_dd7f_3a09_2b19_de83c8448358["channelInactive()"]
  025fd5f9_dfbe_4042_6d63_96c1c1168bd5 -->|method| 58553eca_dd7f_3a09_2b19_de83c8448358
  1d5e30f8_40f7_305d_15f7_d197e80d935e["FullHttpMessage()"]
  025fd5f9_dfbe_4042_6d63_96c1c1168bd5 -->|method| 1d5e30f8_40f7_305d_15f7_d197e80d935e
  9d3e067f_5ad6_e6e1_a9d7_8d35a6ab74ac["decode()"]
  025fd5f9_dfbe_4042_6d63_96c1c1168bd5 -->|method| 9d3e067f_5ad6_e6e1_a9d7_8d35a6ab74ac
  caba727d_7991_640d_4e6b_356f29d858b3["FullHttpRequest()"]
  025fd5f9_dfbe_4042_6d63_96c1c1168bd5 -->|method| caba727d_7991_640d_4e6b_356f29d858b3
  8c48508a_6208_bba0_b849_b44d393c8a28["FullHttpResponse()"]
  025fd5f9_dfbe_4042_6d63_96c1c1168bd5 -->|method| 8c48508a_6208_bba0_b849_b44d393c8a28

Relationship Graph

Source Code

codec-http/src/main/java/io/netty/handler/codec/spdy/SpdyHttpDecoder.java lines 50–465

public class SpdyHttpDecoder extends MessageToMessageDecoder<SpdyFrame> {

    private final int spdyVersion;
    private final int maxContentLength;
    private final Map<Integer, FullHttpMessage> messageMap;
    private final HttpHeadersFactory headersFactory;
    private final HttpHeadersFactory trailersFactory;

    /**
     * Creates a new instance.
     *
     * @param version the protocol version
     * @param maxContentLength the maximum length of the message content.
     *        If the length of the message content exceeds this value,
     *        a {@link TooLongFrameException} will be raised.
     */
    public SpdyHttpDecoder(SpdyVersion version, int maxContentLength) {
        this(version, maxContentLength, new HashMap<Integer, FullHttpMessage>(),
                DefaultHttpHeadersFactory.headersFactory(), DefaultHttpHeadersFactory.trailersFactory());
    }

    /**
     * Creates a new instance.
     *
     * @param version the protocol version
     * @param maxContentLength the maximum length of the message content.
     *        If the length of the message content exceeds this value,
     *        a {@link TooLongFrameException} will be raised.
     * @param validateHeaders {@code true} if http headers should be validated
     * @deprecated Use the {@link #SpdyHttpDecoder(SpdyVersion, int, Map, HttpHeadersFactory, HttpHeadersFactory)}
     * constructor instead.
     */
    @Deprecated
    public SpdyHttpDecoder(SpdyVersion version, int maxContentLength, boolean validateHeaders) {
        this(version, maxContentLength, new HashMap<Integer, FullHttpMessage>(), validateHeaders);
    }

    /**
     * Creates a new instance with the specified parameters.
     *
     * @param version the protocol version
     * @param maxContentLength the maximum length of the message content.
     *        If the length of the message content exceeds this value,
     *        a {@link TooLongFrameException} will be raised.
     * @param messageMap the {@link Map} used to hold partially received messages.
     */
    protected SpdyHttpDecoder(SpdyVersion version, int maxContentLength, Map<Integer, FullHttpMessage> messageMap) {
        this(version, maxContentLength, messageMap,
                DefaultHttpHeadersFactory.headersFactory(), DefaultHttpHeadersFactory.trailersFactory());
    }

    /**
     * Creates a new instance with the specified parameters.
     *
     * @param version the protocol version
     * @param maxContentLength the maximum length of the message content.
     *        If the length of the message content exceeds this value,
     *        a {@link TooLongFrameException} will be raised.
     * @param messageMap the {@link Map} used to hold partially received messages.
     * @param validateHeaders {@code true} if http headers should be validated
     * @deprecated Use the {@link #SpdyHttpDecoder(SpdyVersion, int, Map, HttpHeadersFactory, HttpHeadersFactory)}
     * constructor instead.
     */
    @Deprecated
    protected SpdyHttpDecoder(SpdyVersion version, int maxContentLength, Map<Integer,
            FullHttpMessage> messageMap, boolean validateHeaders) {
        this(version, maxContentLength, messageMap,
                DefaultHttpHeadersFactory.headersFactory().withValidation(validateHeaders),
                DefaultHttpHeadersFactory.trailersFactory().withValidation(validateHeaders));
    }

    /**
     * Creates a new instance with the specified parameters.
     *
     * @param version the protocol version
     * @param maxContentLength the maximum length of the message content.
     *        If the length of the message content exceeds this value,
     *        a {@link TooLongFrameException} will be raised.
     * @param messageMap the {@link Map} used to hold partially received messages.
     * @param headersFactory The factory used for creating HTTP headers
     * @param trailersFactory The factory used for creating HTTP trailers.

Defined In

Source

Frequently Asked Questions

What is the SpdyHttpDecoder class?
SpdyHttpDecoder is a class in the netty codebase, defined in codec-http/src/main/java/io/netty/handler/codec/spdy/SpdyHttpDecoder.java.
Where is SpdyHttpDecoder defined?
SpdyHttpDecoder is defined in codec-http/src/main/java/io/netty/handler/codec/spdy/SpdyHttpDecoder.java at line 50.

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