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52 sendByJson uri, propName, jsonStr, defCharset resJson HttpClient httpClient HttpClient 方法的实例，参数传进连接的地址 GetMethod getMethod GetMethoduri HttpMethodParams httpMethodParams HttpMethodParams httpMethodParams.defCharset getMethod.httpMethodParams getMethod.propName jsonStr httpClient.getMethod 方法执行完之后，判断并设置响应charset setResponseCharSetgetMethod,defCharset resJson getMethod. e logger.不支持的编码类型[{0}]",defCharset .不支持的编码类型[{0}]",defCharset HttpException e logger.,e ,e e logger.,e RuntimeIoException,e getMethod. resJson 前端传入json参数时要先编码及替换部分为转义符号： jsonStr .jsonBuilder., e e. jsonStr jsonStr.",.,., retStr sendByJsonuri,paramName,jsonStr,defCharset 方法为上面的get请求 JSONObject.retStr 返回一个JSONObject对象，及服务器返回结果