Package de.digitalcollections.cudami.server.backend.impl.database

Class AbstractPagingAndSortingRepositoryImpl

java.lang.Object

de.digitalcollections.cudami.server.backend.impl.database.AbstractPagingAndSortingRepositoryImpl

Direct Known Subclasses:

JdbiRepositoryImpl, RenderingTemplateRepositoryImpl

public abstract class AbstractPagingAndSortingRepositoryImpl
extends Object

Convenience repository implementation to be inherited from if applicable.

Tries best to translate paging and sorting params into valid SQL.
If result does not fit your use case: implement it yourself and do not use these convenience methods.

Constructor Summary

Constructors

Constructor	Description
AbstractPagingAndSortingRepositoryImpl()

Method Summary

Modifier and Type	Method	Description
void	addFiltering(de.digitalcollections.model.filter.Filtering filtering, StringBuilder sqlQuery)
void	addFiltering(de.digitalcollections.model.paging.PageRequest pageRequest, StringBuilder sqlQuery)
void	addLimit(de.digitalcollections.model.paging.PageRequest pageRequest, StringBuilder sqlQuery)
void	addOffset(de.digitalcollections.model.paging.PageRequest pageRequest, StringBuilder sqlQuery)
void	addOrderBy(de.digitalcollections.model.paging.PageRequest pageRequest, StringBuilder sqlQuery)
protected void	addPageRequestParams(de.digitalcollections.model.paging.PageRequest pageRequest, StringBuilder sqlQuery)
protected String	convertToSqlString(Object value)
protected abstract List<String>	getAllowedOrderByFields()
protected abstract String	getColumnName(String modelProperty)
protected String	getFilterClauses(de.digitalcollections.model.filter.Filtering filtering)
String	getOrderBy(de.digitalcollections.model.paging.Sorting sorting)
protected String	getWhereClause(de.digitalcollections.model.filter.FilterCriterion<?> fc)

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractPagingAndSortingRepositoryImpl

public AbstractPagingAndSortingRepositoryImpl()

Method Detail

addFiltering

public void addFiltering(de.digitalcollections.model.filter.Filtering filtering,
                         StringBuilder sqlQuery)

addFiltering

public void addFiltering(de.digitalcollections.model.paging.PageRequest pageRequest,
                         StringBuilder sqlQuery)

addLimit

public void addLimit(de.digitalcollections.model.paging.PageRequest pageRequest,
                     StringBuilder sqlQuery)

addOffset

public void addOffset(de.digitalcollections.model.paging.PageRequest pageRequest,
                      StringBuilder sqlQuery)

addOrderBy

public void addOrderBy(de.digitalcollections.model.paging.PageRequest pageRequest,
                       StringBuilder sqlQuery)

addPageRequestParams

protected void addPageRequestParams(de.digitalcollections.model.paging.PageRequest pageRequest,
                                    StringBuilder sqlQuery)

convertToSqlString

protected String convertToSqlString(Object value)

getAllowedOrderByFields

protected abstract List<String> getAllowedOrderByFields()

Returns:

model properties names that are applicable for sorting, will be mapped to database column names using @see #getColumnName

getColumnName

protected abstract String getColumnName(String modelProperty)

Parameters:

modelProperty - name of model property passed as String, e.g. "lastModified"

Returns:

full qualified column name as used in sql queries ("last_modified" or e.g. "w.last_modified" if prefix used in queries)

getFilterClauses

protected String getFilterClauses(de.digitalcollections.model.filter.Filtering filtering)

getOrderBy

public String getOrderBy(de.digitalcollections.model.paging.Sorting sorting)

getWhereClause

protected String getWhereClause(de.digitalcollections.model.filter.FilterCriterion<?> fc)
                         throws IllegalArgumentException,
                                UnsupportedOperationException

Throws:

IllegalArgumentException

UnsupportedOperationException