com.loocme.sys.exception.HttpConnectionException Maven / Gradle / Ivy

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package com.loocme.sys.exception;

import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
import java.util.ResourceBundle;

/**
 * http请求时异常信息
 * 
 * @author loocme
 *
 */
public class HttpConnectionException extends Exception
{

    private static final long serialVersionUID = 1L;

    private static final int HTTP_CODE_SUCC_MIN = 200;

    private static final Map ERROR_MSG = new HashMap<>();
    static
    {
        ERROR_MSG.put(400, "请求参数无效");
        ERROR_MSG.put(404, "请求url资源未找到");
        ERROR_MSG.put(503, "程序异常，请检查");
    }

    private int status;
    private String msg;

    public HttpConnectionException(int status)
    {
        super();
        this.status = status;
    }
    
    public HttpConnectionException(int status, String msg)
    {
        super();
        this.status = status;
        this.msg = msg;
    }

    public HttpConnectionException(int status, Exception e)
    {
        super();
        this.status = status;
        this.msg = e.getMessage();
    }
    
    public HttpConnectionException(Throwable cause)
    {
        super(cause);
        this.status = -1;
    }

    /**
     * @return the status
     */
    public int getStatus()
    {
        return status;
    }

    /**
     * @see java.lang.Throwable#getMessage()
     */
    @Override
    public String getMessage()
    {
        if (-1 == this.status)
        {
            return super.getMessage();
        }
        if (this.status < HTTP_CODE_SUCC_MIN)
        {
            return this.msg;
        }
        String msgStr = "";
        if (ERROR_MSG.containsKey(this.status))
        {
            msgStr = ERROR_MSG.get(this.status);
        }
        else
        {
            msgStr = this.status + ":" + this.msg;
        }
        return msgStr;
    }
}