gson.fromJson 中java 类要求

java类的字段名称必须与json名称一致 

{"ErrorInfo":"某某某","Result":""}

Gson gson = new Gson();
ResultInfo resultInfo = gson.fromJson(txtJsonResult, ResultInfo.class);
java类必须如下

public class ResultInfo {
    public String getErrorInfo() {
        return ErrorInfo;
    }

    public void setErrorInfo(String errorInfo) {
        this.ErrorInfo = errorInfo;
    }

    private String ErrorInfo ;

    public String getResult() {
        return Result;
    }

    public void setResult(String result) {
        this.Result = result;
    }

    private String Result ;
}