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HttpJsonStatusCode.java
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/
HttpJsonStatusCode.java
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/*
* Copyright 2017 Google LLC
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google LLC nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package com.google.api.gax.httpjson;
import com.google.api.core.BetaApi;
import com.google.api.core.InternalExtensionOnly;
import com.google.api.gax.rpc.StatusCode;
import java.util.Objects;
/** A failure code specific to an HTTP call. */
@BetaApi
@InternalExtensionOnly
public class HttpJsonStatusCode implements StatusCode {
private final int httpStatus;
private final Code statusCode;
/** Creates a new instance with the given status code. */
public static HttpJsonStatusCode of(int httpStatus) {
return new HttpJsonStatusCode(httpStatus, httpStatusToStatusCode(httpStatus));
}
public static HttpJsonStatusCode of(Code statusCode) {
return new HttpJsonStatusCode(statusCode.getHttpStatusCode(), statusCode);
}
public static HttpJsonStatusCode of(com.google.rpc.Code rpcCode) {
return HttpJsonStatusCode.of(rpcCodeToStatusCode(rpcCode));
}
static Code rpcCodeToStatusCode(com.google.rpc.Code rpcCode) {
switch (rpcCode) {
case OK:
return Code.OK;
case CANCELLED:
return Code.CANCELLED;
case UNKNOWN:
return Code.UNKNOWN;
case INVALID_ARGUMENT:
return Code.INVALID_ARGUMENT;
case DEADLINE_EXCEEDED:
return Code.DEADLINE_EXCEEDED;
case NOT_FOUND:
return Code.NOT_FOUND;
case ALREADY_EXISTS:
return Code.ALREADY_EXISTS;
case PERMISSION_DENIED:
return Code.PERMISSION_DENIED;
case RESOURCE_EXHAUSTED:
return Code.RESOURCE_EXHAUSTED;
case FAILED_PRECONDITION:
return Code.FAILED_PRECONDITION;
case ABORTED:
return Code.ABORTED;
case OUT_OF_RANGE:
return Code.OUT_OF_RANGE;
case UNIMPLEMENTED:
return Code.UNIMPLEMENTED;
case INTERNAL:
return Code.INTERNAL;
case UNAVAILABLE:
return Code.UNAVAILABLE;
case DATA_LOSS:
return Code.DATA_LOSS;
case UNAUTHENTICATED:
return Code.UNAUTHENTICATED;
default:
throw new IllegalArgumentException("Unrecognized rpc code: " + rpcCode);
}
}
static Code httpStatusToStatusCode(int httpStatus) {
if (200 <= httpStatus && httpStatus < 300) {
return Code.OK;
} else if (400 <= httpStatus && httpStatus < 500) {
switch (httpStatus) {
case 400:
return Code.INVALID_ARGUMENT;
case 401:
return Code.UNAUTHENTICATED;
case 403:
return Code.PERMISSION_DENIED;
case 404:
return Code.NOT_FOUND;
case 409:
return Code.ABORTED;
case 416:
return Code.OUT_OF_RANGE;
case 429:
return Code.RESOURCE_EXHAUSTED;
case 499:
return Code.CANCELLED;
default:
return Code.FAILED_PRECONDITION;
}
} else if (500 <= httpStatus && httpStatus < 600) {
switch (httpStatus) {
case 501:
return Code.UNIMPLEMENTED;
case 503:
return Code.UNAVAILABLE;
case 504:
return Code.DEADLINE_EXCEEDED;
default:
return Code.INTERNAL;
}
}
return Code.UNKNOWN;
}
@Override
public Code getCode() {
return statusCode;
}
/** Returns the status code from the http call. */
@Override
public Integer getTransportCode() {
return httpStatus;
}
private HttpJsonStatusCode(int httpStatus, Code statusCode) {
this.httpStatus = httpStatus;
this.statusCode = statusCode;
}
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
HttpJsonStatusCode that = (HttpJsonStatusCode) o;
return Objects.equals(statusCode, that.statusCode);
}
@Override
public int hashCode() {
return Objects.hash(statusCode);
}
@Override
public String toString() {
return "HttpJsonStatusCode{" + "statusCode=" + statusCode + "}";
}
}