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Java - Code Samples

 Sample 1. Method to remove duplicates from a List of objects by matching the member elements of objects.

List<ClassInfoBean> removeDuplicates(List<ClassInfoBean> listClassInfo){
   Set<ClassInfoBean> set = new HashSet();
   Set<String> url = new HashSet();
   boolean flag = false;
   for(ClassInfoBean cl: listClassInfo){
   return new ArrayList(set);

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