1. UI
ConnectionManager
DB
I. The Program
- Transmission Threads
- Process files, transfer to DB
- Notify ConnectionManager for
status
- Manage transmission threads
- Control UI outputs
- Distribute files to
transmission threads
- Notify UI if transmission is
done
- User interaction
- Set hostname, port, DB Name,
Input Folder
- Trigger transmission process

2. Package Family
Package
Source Files
II. The Schema
Link to parentDocument InnerFiles[ ]

3. ParentDocument
Package Package Family
Source Files
II. The Schema

4. III. Basic Transactions
Communication Between MongoDB and the Program
MongoDB Driver
Program MongoDB

5. III. Basic Transactions
db.sources.find([parameters])
The database. Set the
DB to use by “use
[dbname]”
The collection.
Function

6. III. Basic Transactions
Create
db.newDocs.save(
{
‘Name’ : ‘myName’,
‘Address’ : ‘myAddress’
}
)
db.newDocs.save(
{
‘Name’ : ‘myName’,
‘Address’ : ‘myAddress’
‘Info’ : {
‘Info1’ : ‘value1’,
‘Info2’ : ‘value2’
}
}
)
Read
db.newDocs.find(
{ ‘Name’ : ‘myName’}
)
db.newDocs.findOne(
{ ‘Name’ : ‘myName’ }
)
db.newDocs.findOne(
{ ‘Name’ : ‘myName’ },
{ ‘Address’ : 0 }
)
db.newDocs.find()

7. III. Basic Transactions
Update
db.newDocs.update(
{ ‘Name’ : ‘myName’ },
{ ‘Name’ : ‘myNewName’ }
)
Delete
db.newDocs.update(
{ ‘Name’ : ‘myName’ },
{ $set :
{ ‘Hobby’ : ‘myHobby’ }
}
)
db.newDocs.update(
{ ‘Name’ : ‘myName’ },
{ $unset :
{ ‘Hobby’ : ‘myHobby’ }
}
)
db.newDocs.remove()
db.newDocs.remove(
{ ‘Name’ : ‘myName’ }
)
db.newDocs.remove(
{ ‘Name’ : ‘myName’ },
true
)

8. IV. Demo