/* * The MIT License (MIT) * Copyright (c) 2018 Microsoft Corporation * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all * copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. * */ package com.microsoft.azure.cosmosdb.internal.directconnectivity.rntbd; import com.fasterxml.jackson.annotation.JsonProperty; import com.fasterxml.jackson.annotation.JsonPropertyOrder; import com.fasterxml.jackson.core.JsonProcessingException; import com.fasterxml.jackson.databind.ObjectWriter; import com.google.common.base.Strings; import io.netty.buffer.ByteBuf; import io.netty.handler.codec.CorruptedFrameException; import io.netty.handler.codec.http.HttpResponseStatus; import java.util.UUID; @JsonPropertyOrder({ "length", "status", "activityId" }) final class RntbdResponseStatus { // region Fields static final int LENGTH = Integer.BYTES // length + Integer.BYTES // status + 2 * Long.BYTES; // activityId @JsonProperty("activityId") private final UUID activityId; @JsonProperty("length") private final int length; private final HttpResponseStatus status; // endregion RntbdResponseStatus(final int length, final HttpResponseStatus status, final UUID activityId) { this.length = length; this.status = status; this.activityId = activityId; } public UUID getActivityId() { return this.activityId; } int getHeadersLength() { return this.length - LENGTH; } public int getLength() { return this.length; } public HttpResponseStatus getStatus() { return this.status; } @JsonProperty("status") public int getStatusCode() { return this.status.code(); } static RntbdResponseStatus decode(final ByteBuf in) { final long length = in.readUnsignedIntLE(); if (!(LENGTH <= length && length <= Integer.MAX_VALUE)) { final String reason = Strings.lenientFormat("frame length: %s", length); throw new CorruptedFrameException(reason); } final int code = in.readIntLE(); final HttpResponseStatus status = HttpResponseStatus.valueOf(code); if (status == null) { final String reason = Strings.lenientFormat("status code: %s", code); throw new CorruptedFrameException(reason); } final UUID activityId = RntbdUUID.decode(in); return new RntbdResponseStatus((int)length, status, activityId); } void encode(final ByteBuf out) { out.writeIntLE(this.getLength()); out.writeIntLE(this.getStatusCode()); RntbdUUID.encode(this.getActivityId(), out); } @Override public String toString() { final ObjectWriter writer = RntbdObjectMapper.writer(); try { return writer.writeValueAsString(this); } catch (final JsonProcessingException error) { throw new CorruptedFrameException(error); } } }