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• Toplink client session

  - by Mrityunjay

  Is there any way i can access the object of one client session from another client session?

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• difference between thread.start() and executor.submit(thread)

  - by Mrityunjay

  hi, i am facing a problem regarding the thread. I am having a class which implements runnable, and i can use thread.start() method on that class. My question is i have one more class java.util.concurrent.ExecutorService in which i can call executor.submit(thread).. can anyone please tell me what is the difference between thread.start() and…

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• how to remove the mapping resource property from hibernate.cfg file

  - by Mrityunjay

  hi, i am currently working on one project. In my project there are many entity/POJO files. currently i am using simple hibernate.cfg.xml to add all the mapping files in to the configuration like :- <mapping resource="xml/ClassRoom.hbm.xml"/> <mapping resource="xml/Teacher.hbm.xml"/> <mapping…

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• using regular expression in Java

  - by Mrityunjay

  Hi, i need to check a string that should contain only ABCDEFG characters, in any sequence and with only 7 characters. Please let me know the correct way of using regular expression. as corrently i am using String abs = "ABPID"; if(!Pattern.matches("[[ABCDEFG]", abs)) System.out.println("Error"); i am…

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• which toString() method can be used performance wise??

  - by Mrityunjay

  hi, I am working on one project for performance enhancement. I had one doubt, while we are during a process, we tend to trace the current state of the DTO and entity used. So, for this we have included toString() method in all POJOs for the same. I have now implemented toString() in three different ways…

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• generating class from hibernate mapping file

  - by Mrityunjay

  hi, i have one mapping file viz. student.hbm.xml.. i need to generate Student.java from the same. the file is below :- <?xml version="1.0" encoding="UTF-8"?> <hibernate-mapping> <class name="org.hibernate.entity.ClassRoom" table="class_room"> <id name="roomId"…

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• how to pass user created connection to hibernate

  - by Mrityunjay

  hi, is there any way, to restrict hibernate not to create connection of its own(what we define in hibernate.properties or hibernate.cfg.xml), instead i can create and pass the connection to hibernate for further processing. The problem is that i need to set the ApplicationContext on the…

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• how to create a dynamic class at runtime in Java

  - by Mrityunjay

  hi, is it possible to create a new java file from existing java file after changing some of its attributes at runtime?? Suppose i have a java file pubic class Student{ private int rollNo; private String name; // getters and setters // constructor } is it possible to…

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