dboss稳定性测试

特殊类型兼容

dboss需要考虑参数值的各种可能性。

0. server端返回 boolean类型需要处理

1. 各种null, 注意null可能是private类型(不允许null),基本对象类型(String,Long),符合类型(javaBean),map,list。

python client 构造query处理,如果是None则是空字符:

    def __invoke(self, method, params):
        query = []
        i = 1;
        for param in params:
            param = param and json.dumps(param,cls=DbossObjectEncoder) or ''
            query.append(("param%s"%i,param))
            i+=1

 java server 判断如果是空字符,则put null对象

public RequestImpl(String deal) {
	
		for(String paramEntry:paramSplit){
		    int eq_idx = paramEntry.indexOf('=');
		    String key = paramEntry.substring(0,eq_idx);
		    String value = paramEntry.substring(eq_idx+1);
			try {
				if(value!=null&&!value.equals("")){
					parameters.put(key, URLDecoder.decode(value,"UTF-8"));
				}else{
					parameters.put(key, null);
				}
			} catch (UnsupportedEncodingException e) {
				throw new RuntimeException(e);
			}
		}
	}

1. jsonParse如果发现是null则设置为null

while ((jsonToken = jsonParser.nextToken()) != JsonToken.END_OBJECT) {

			String key = jsonParser.getText();
			JsonToken nextToken = jsonParser.nextToken();

			if (isSimpleValue(nextToken)) {
				if (nextToken != JsonToken.VALUE_NULL) { // 注意处理null
					String value = jsonParser.getText();
					object.put(key, value);
				}else{
					object.put(key, null);
				}
			} else {
				ValueBean vb = parse(jsonParser);
				Object value = vb.isObject() ? vb.getObject() : vb.getArray();
				object.put(key, value);
			}
}

2. DataResolver 在处理之前判断是否是null,如果是null则退出

测试用例:

1. 复合参数直接是None

# -*- coding: utf-8 -*-

from django.core.management import setup_environ
import settings
setup_environ(settings)

from common.coreservice2 import searchService

p = None
page =searchService.testItemQuery(p)
print page

 2. 复合属性是None

# -*- coding: utf-8 -*-

from django.core.management import setup_environ
import settings
setup_environ(settings)

from common.coreservice2 import searchService

p = {}
p["tagSet"] = ['mp3']
p["minPrice"] = '1'
p["maxPrice"] = None
p["page"] = '1'
p["page_size"] = '10'
page =searchService.testItemQuery(p)
print page

2. datetime。

json:

  objectMapper = new ObjectMapper(jsonFactory);
        objectMapper.setSerializerProvider(sp);
        objectMapper.configure(JsonParser.Feature.ALLOW_SINGLE_QUOTES, true);
        // 使用兼容python的日期格式化
        objectMapper.configure(org.codehaus.jackson.map.SerializationConfig.Feature.WRITE_DATES_AS_TIMESTAMPS, false);
        objectMapper.setDateFormat(new PythonDateFormat());

 基本类型:

public String deresolve(Object obj) {
		if (obj == null) {
			return "";
		}
		if (obj instanceof Date) {
			return DateUtil.toPythonDate((Date) obj);
		} else {
			return obj.toString();
		}

	}
/**
 * ..java dateformat 1349752845811 <br>
 * python dateformat 1349752935.191589
 * 
 * @author yunpeng
 */
public class DateUtil {

    public static String toPythonDate(Date date) {

        String datetime = String.valueOf(date.getTime());
        return datetime.substring(0, datetime.length() - 3) + "." + datetime.substring(datetime.length() - 3) + "000";
    }

    public static Date toJavaDate(String value) {
        int index = value.indexOf('.');
        if (index != -1) {
            value = value.substring(0, index) + "000";
        }
        return new Date(Long.parseLong(value));
    }
    
    public static void main(String[] args) {
        System.out.println(DateUtil.toPythonDate(DateUtil.toJavaDate("1349755037.918218")));   
    }
}

 测试用例:

from datetime import datetime

t = float(searchService.toDates(datetime.now())[0])
print t
print datetime.fromtimestamp(t)

t = float(searchService.toDate(datetime.now()))
print t
print datetime.fromtimestamp(t)

3. set。

4. boolean值。

连接池控制

有时候因为server端故障导致响应很慢,这时需要对最大connection做控制,否则会打开过多的connection,比如下面这张截图是一次由于mongoDB index重建导致某一台memcached server很慢,dboss connection爆涨:



 

server端异常控制

如果java端报错,dboss会返回完整的错误信息给python:


 

server中服务如果不存在不会报错

dict中的属性为None的情况

 url=dboss://searchService/queryItem?param1={'page_size': 24, 'page': 1, 'tagSet': None}

1. dboss无法区分" "和null

2. dboss 无法处理\r\n

3. json溢出问题

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转载自san-yun.iteye.com/blog/1773209