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/*
* Copyright (C) 2013 Square, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/*
* Forked from OkHttp 2.5.0
*/
package io.grpc.okhttp.internal.framed;
// http://tools.ietf.org/html/draft-ietf-httpbis-http2-17#section-7
public enum ErrorCode {
/** Not an error! For SPDY stream resets, prefer null over NO_ERROR. */
NO_ERROR(0, -1, 0),
PROTOCOL_ERROR(1, 1, 1),
/** A subtype of PROTOCOL_ERROR used by SPDY. */
INVALID_STREAM(1, 2, -1),
/** A subtype of PROTOCOL_ERROR used by SPDY. */
UNSUPPORTED_VERSION(1, 4, -1),
/** A subtype of PROTOCOL_ERROR used by SPDY. */
STREAM_IN_USE(1, 8, -1),
/** A subtype of PROTOCOL_ERROR used by SPDY. */
STREAM_ALREADY_CLOSED(1, 9, -1),
INTERNAL_ERROR(2, 6, 2),
FLOW_CONTROL_ERROR(3, 7, -1),
STREAM_CLOSED(5, -1, -1),
FRAME_TOO_LARGE(6, 11, -1),
REFUSED_STREAM(7, 3, -1),
CANCEL(8, 5, -1),
COMPRESSION_ERROR(9, -1, -1),
CONNECT_ERROR(10, -1, -1),
ENHANCE_YOUR_CALM(11, -1, -1),
INADEQUATE_SECURITY(12, -1, -1),
HTTP_1_1_REQUIRED(13, -1, -1),
INVALID_CREDENTIALS(-1, 10, -1);
public final int httpCode;
public final int spdyRstCode;
public final int spdyGoAwayCode;
private ErrorCode(int httpCode, int spdyRstCode, int spdyGoAwayCode) {
this.httpCode = httpCode;
this.spdyRstCode = spdyRstCode;
this.spdyGoAwayCode = spdyGoAwayCode;
}
public static ErrorCode fromSpdy3Rst(int code) {
for (ErrorCode errorCode : ErrorCode.values()) {
if (errorCode.spdyRstCode == code) return errorCode;
}
return null;
}
public static ErrorCode fromHttp2(int code) {
for (ErrorCode errorCode : ErrorCode.values()) {
if (errorCode.httpCode == code) return errorCode;
}
return null;
}
public static ErrorCode fromSpdyGoAway(int code) {
for (ErrorCode errorCode : ErrorCode.values()) {
if (errorCode.spdyGoAwayCode == code) return errorCode;
}
return null;
}
}
