com.zoomlion.cloud.common.response.ServiceUnavailableErrorResponse Maven / Gradle / Ivy

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package com.zoomlion.cloud.common.response;


import java.io.ByteArrayOutputStream;
import java.io.PrintStream;
import java.util.ArrayList;
import java.util.Locale;

import com.zoomlion.cloud.common.error.MainError;
import com.zoomlion.cloud.common.error.SubError;
import com.zoomlion.cloud.common.error.SubErrorType;
import com.zoomlion.cloud.common.error.SubErrors;


public class ServiceUnavailableErrorResponse extends ErrorResponse {

    private static final String ISP = "isp.";

    private static final String SERVICE_UNAVAILABLE = "-service-unavailable";

    //注意，这个不能删除，否则无法进行流化
    public ServiceUnavailableErrorResponse() {
    }

    public ServiceUnavailableErrorResponse(String method, Locale locale) {
        MainError mainError = SubErrors.getMainError(SubErrorType.ISP_SERVICE_UNAVAILABLE, locale);
        String errorCodeKey = ISP + transform(method) + SERVICE_UNAVAILABLE;
        SubError subError = SubErrors.getSubError(errorCodeKey,
                SubErrorType.ISP_SERVICE_UNAVAILABLE.value(),
                locale, method,"NONE","NONE");
        ArrayList subErrors = new ArrayList();
        subErrors.add(subError);

        setMainError(mainError);
        setSubErrors(subErrors);
    }

    public ServiceUnavailableErrorResponse(String method, Locale locale, Throwable throwable) {
        MainError mainError = SubErrors.getMainError(SubErrorType.ISP_SERVICE_UNAVAILABLE, locale);

        ArrayList subErrors = new ArrayList();

        String errorCodeKey = ISP + transform(method) + SERVICE_UNAVAILABLE;
        Throwable srcThrowable = throwable;
        if(throwable.getCause() != null){
            srcThrowable = throwable.getCause();
        }
        SubError subError = SubErrors.getSubError(errorCodeKey,
                SubErrorType.ISP_SERVICE_UNAVAILABLE.value(),
                locale,
                method, srcThrowable.getClass().getName(),getThrowableInfo(throwable));
        subErrors.add(subError);

        setSubErrors(subErrors);
        setMainError(mainError);
    }

    private String getThrowableInfo(Throwable throwable) {
        ByteArrayOutputStream outputStream = new ByteArrayOutputStream(1024);
        PrintStream printStream = new PrintStream(outputStream);
        throwable.printStackTrace(printStream);
        return outputStream.toString();
    }
}