com.atlassian.confluence.plugins.contentproperty

Class TransactionWrappingFinder<T>

java.lang.Object

com.atlassian.confluence.plugins.contentproperty.TransactionWrappingFinder<T>

All Implemented Interfaces:

ManyFetcher<T>, SingleFetcher<T>

public abstract class TransactionWrappingFinder<T>
extends Object
implements SingleFetcher<T>, ManyFetcher<T>

Wraps all the SingleFetcher and ManyFetcher methods in a transaction template, so that we ensure all results are returned in (at least) the same read only transaction.

Constructor Summary

Constructors

Constructor and Description
TransactionWrappingFinder(SingleFetcher<T> singleFetcherDelegate, ManyFetcher<T> manyFetcherDelegate, TransactionalHostContextAccessor hostContextAccessor)

Method Summary

Modifier and Type	Method and Description
protected <TYPE> TYPE	executeReadOnly(ThrowingTransactionCallback<TYPE,NotFoundException> callback)
Optional<T>	fetch()
PageResponse<T>	fetchMany(PageRequest request)
com.atlassian.fugue.Option<T>	fetchOne()
T	fetchOneOrNull()

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.atlassian.confluence.api.service.finder.SingleFetcher

fetchOrNull

Constructor Detail

TransactionWrappingFinder

public TransactionWrappingFinder(SingleFetcher<T> singleFetcherDelegate,
                                 ManyFetcher<T> manyFetcherDelegate,
                                 TransactionalHostContextAccessor hostContextAccessor)

Method Detail

fetchMany

public PageResponse<T> fetchMany(PageRequest request)
                          throws NotFoundException

Specified by:

fetchMany in interface ManyFetcher<T>

Parameters:

request - - a pageRequest to use to paginate the response, this will be limited if it exceeds system limits

Returns:

a pageResponse of given type that matches the given restrictions

Throws:

NotFoundException

executeReadOnly

protected <TYPE> TYPE executeReadOnly(ThrowingTransactionCallback<TYPE,NotFoundException> callback)
                               throws NotFoundException

Throws:

NotFoundException

fetchOne

public com.atlassian.fugue.Option<T> fetchOne()

Specified by:

fetchOne in interface SingleFetcher<T>

fetch

public Optional<T> fetch()

Specified by:

fetch in interface SingleFetcher<T>

fetchOneOrNull

public T fetchOneOrNull()

Specified by:

fetchOneOrNull in interface SingleFetcher<T>