org.openepics.cable.services.dl

Class CableImportExportService

java.lang.Object

org.openepics.cable.services.dl.CableImportExportService

public class CableImportExportService
extends Object

This is the service layer that handles cable import and export operations.

Author:

Sunil Sah

Constructor Summary

Constructors

Constructor and Description
CableImportExportService()

Method Summary

Modifier and Type	Method and Description
boolean	canImportCables()
InputStream	exportCables(Iterable<Cable> cables) Exports cables to an Excel spreadsheet.
Query	getNotDeletedQuery(Query query) Constructs a new query for filtering out deleted cables and prepends it with passed query.
LoaderResult<Cable>	importCables(InputStream inputStream) Imports cables from Excel spreadsheet.
LoaderResult<Cable>	importCables(InputStream inputStream, boolean test) Imports cables from Excel spreadsheet.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CableImportExportService

public CableImportExportService()

Method Detail

importCables

public LoaderResult<Cable> importCables(InputStream inputStream)

Imports cables from Excel spreadsheet.

Parameters:

inputStream - the input stream representing the Excel file

Returns:

the report with validation state and messages

Throws:

IllegalStateException - if current user does not have permission for this action

importCables

public LoaderResult<Cable> importCables(InputStream inputStream,
                                        boolean test)

Imports cables from Excel spreadsheet.

Parameters:

inputStream - the input stream representing the Excel file

test - if true, only a test whether the import would succeed is performed, and no cables are imported

Returns:

the report with validation state and messages

Throws:

IllegalStateException - if current user does not have permission for this action

exportCables

public InputStream exportCables(Iterable<Cable> cables)

Exports cables to an Excel spreadsheet.

Parameters:

cables - the cables to export

Returns:

the input stream representing the Excel file

Throws:

IllegalStateException - if current user does not have permission for this action

canImportCables

public boolean canImportCables()

Returns:

true if the current user can import cables, else false

getNotDeletedQuery

public Query getNotDeletedQuery(Query query)

Constructs a new query for filtering out deleted cables and prepends it with passed query.

Parameters:

query - current query to which we want to add not deleted conditions

Returns:

a new query with all conditions of the passed query and added condition for filtering out deleted cables