JSON LIB转化时间

Ext Grid显示Json lib 转化时间为object的解决

renderer="function(a){if(a && a!=null ){var t = new Date(a.time); return t.format('Y-m-d');}else {return a ;}}"

 

写个render.

 

 

对json lib 、fastjson、gson、jackson做了次简单的性能测试，结果如下

 

信息:
[jackson（重用ObjectMapper）] avg: 14.89 ms total: 1,488.72 ms tps: 67.17 running: 100 times in 10 Threads
2011-11-2 9:52:02 com.alisoft.nano.bench.listener.MemoryUsage outputMeasureInfo
信息:
memory-usage: [jackson（重用ObjectMapper）] 1,981.408 Kb

 

 

 

 

信息:
[jackson（不重用ObjectMapper）] avg: 130.74 ms total: 13,074.10 ms tps: 7.65 running: 100 times in 10 Threads
2011-11-2 9:53:50 com.alisoft.nano.bench.listener.MemoryUsage outputMeasureInfo
信息:
memory-usage: [jackson（不重用ObjectMapper）] 2,132.024 Kb

 

 

 

信息:
[json-lib] avg: 256.77 ms total: 25,677.36 ms tps: 3.89 running: 100 times in 10 Threads
2011-11-2 9:54:48 com.alisoft.nano.bench.listener.MemoryUsage outputMeasureInfo
信息:
memory-usage: [json-lib] 2,371.360 Kb

 

 

 

信息:
[fast-json] avg: 77.94 ms total: 7,793.66 ms tps: 12.83 running: 100 times in 10 Threads
2011-11-2 9:55:36 com.alisoft.nano.bench.listener.MemoryUsage outputMeasureInfo
信息:
memory-usage: [fast-json] 1,692.496 Kb

 

 

 

信息:
[gson] avg: 154.96 ms total: 15,495.99 ms tps: 6.45 running: 100 times in 10 Threads
2011-11-2 9:56:23 com.alisoft.nano.bench.listener.MemoryUsage outputMeasureInfo
信息:
memory-usage: [gson] 1,916.520 Kb