Jackson如何实现高效JSON处理与ObjectMapper优化？

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javaString jsonString=[{\id\:\1\}, {\id\:\2\}];ObjectMapper mapper=new ObjectMapper();List valueList=new ArrayList();valueList=mapper.readValue(mapper.writeValueAsString(jsonString), List.class);

gistfile1.txt

String jsonString="[{'id':'1'},{'id':'2'}]"; ObjectMapper mapper = new ObjectMapper(); List > valueList = new ArrayList >(); valueList = mapper.readValue(mapper.writeValueAsString(jsonString), List.class);