json转换为自定义类型的集合
先导入GSON的jar包
public class TestEntity {
private String businessId;
private Office office;
private String a;
}
String businessId = "[{\"businessId\":\"1\"},{\"businessId\":\"2\"}]";
List<TestEntity> testEntities = new Gson().fromJson(businessId, new TypeToken<List<TestEntity>>(){}.getType());