ErrorCode.java

package com.firefly.codec.http2.frame;

import java.util.HashMap;
import java.util.Map;

public enum ErrorCode {
	
	NO_ERROR(0),
    PROTOCOL_ERROR(1),
    INTERNAL_ERROR(2),
    FLOW_CONTROL_ERROR(3),
    SETTINGS_TIMEOUT_ERROR(4),
    STREAM_CLOSED_ERROR(5),
    FRAME_SIZE_ERROR(6),
    REFUSED_STREAM_ERROR(7),
    CANCEL_STREAM_ERROR(8),
    COMPRESSION_ERROR(9),
    HTTP_CONNECT_ERROR(10),
    ENHANCE_YOUR_CALM_ERROR(11),
    INADEQUATE_SECURITY_ERROR(12),
    HTTP_1_1_REQUIRED_ERROR(13);

	public final int code;

	private ErrorCode(int code) {
		this.code = code;
		Codes.codes.put(code, this);
	}

	public static ErrorCode from(int error) {
		return Codes.codes.get(error);
	}

	private static class Codes {
		private static final Map<Integer, ErrorCode> codes = new HashMap<>();
	}
}