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    • org.apache.kylin.rest.response.ErrorResponse Maven / Gradle / Ivy

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    /*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 */

package org.apache.kylin.rest.response;

import static org.apache.kylin.common.exception.CommonErrorCode.FAILED_PARSE_JSON;
import static org.apache.kylin.common.exception.CommonErrorCode.UNKNOWN_ERROR_CODE;

import org.apache.kylin.common.exception.KylinException;

import com.fasterxml.jackson.annotation.JsonProperty;
import com.fasterxml.jackson.core.JsonParseException;
import com.google.common.base.Throwables;

import lombok.Data;

/**
 * response to client when the return HTTP code is not 200
 */
@Data
public class ErrorResponse extends EnvelopeResponse {

    //stacktrace of the exception
    private String stacktrace;

    //same as EnvelopeResponse.msg, kept for legacy reasons
    private String exception;

    //request URL, kept from legacy codes
    private String url;

    private String suggestion;

    @JsonProperty("error_code")
    public String errorCode;

    public ErrorResponse(String url, Throwable exception) {
        super();
        this.url = url;
        this.exception = exception.getLocalizedMessage();
        this.data = null;

        if (exception instanceof KylinException) {
            this.msg = exception.getLocalizedMessage();
            KylinException kylinException = (KylinException) exception;
            this.code = kylinException.getCode();
            this.suggestion = kylinException.getSuggestionString();
            this.errorCode = kylinException.getErrorCodeString();
            if (kylinException.isThrowTrace()) {
                this.stacktrace = Throwables.getStackTraceAsString(exception);
            }
            this.data = kylinException.getData();
        } else {
            String errorCodeString = UNKNOWN_ERROR_CODE.toErrorCode().getLocalizedString();
            if (exception.getClass() == JsonParseException.class) {
                errorCodeString = FAILED_PARSE_JSON.toErrorCode().getLocalizedString();
            }

            this.msg = errorCodeString + " " + exception.getLocalizedMessage();
            this.code = KylinException.CODE_UNDEFINED;
            this.stacktrace = Throwables.getStackTraceAsString(exception);
        }
    }

}
    
    
    
    

    




    
    
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