1. In the file Organization. java
- Declare this class is abstract
- The method communicateBy...
Computers and Technology, 26.06.2021 16:30 egreer9287
1. In the file Organization. java
- Declare this class is abstract
- The method communicateByTool() is an abstract method.
- The method toString(): return the string as format:
“the organization’s size is” + the value of the size field
2. In the file Colony. java,
- This class extends the Organization class
- The method communicateByTool(): must be overridden to print out the string
as “the colony communicate by sound”
- The method grow(): print out the string as “an annual cycle of growth that begins in
spring”
- The method reproduce():(): print out the string as “Colony can reproduce itself through
a process”
- The method toString(): return the string as format:
“the colony size is” + the value of the size field + “, the colony’s place is” + the value of place field
3. In the file BeeColony. java,
- This class extends the Colony class and implements the Role interface
- The method toString(): return the string as format:
“the colony’s type is ” + the value of the type field+ “, size is about” + the value of the size field + “, andthe place is” + the value of place field
- The createWorker() method: must be overridden to print out the string as
“Worker bees perform all the work of the bees”
4. In the file University. java,
- This class extends the Organization class
- The method communicateByTool(): is overridden to print out the string as “in
the university, people communicate by voice”
- The method enroll(): print out the string as “The registration for enrollment is only valid
when the University has received all enrollment documents and enrollment fees”
- The method educate(): print out the string as “provide education at university standard”
- The method toString(): return the string as format: “encourage the advancement and
development of knowledge”
5. In the file FPTUniversity. java,
- This class extends the University class and implements the Role interface
- The method toString(): return the string as format: “FPTU has four campuses Hanoi, HCM, DaNang, CanTho, QuyNhon”
- The createWorker() method: must be overridden to print out the string as “providing human resources”
Answers: 2
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