Module storm

Package st.orm.template.impl

Class ORMTemplateImpl

java.lang.Object

st.orm.template.impl.ORMTemplateImpl

All Implemented Interfaces:

RepositoryLookup, ORMTemplate, QueryTemplate, SubqueryTemplate

public final class ORMTemplateImpl
extends Object
implements ORMTemplate

Field Summary

Fields

Modifier and Type	Field	Description
protected final ModelBuilder	modelBuilder
protected final Predicate<? super Provider>	providerFilter
protected final QueryFactory	queryFactory

Constructor Summary

Constructors

Constructor	Description
ORMTemplateImpl(QueryFactory factory, ModelBuilder modelBuilder, Predicate<? super Provider> providerFilter)

Method Summary

Modifier and Type	Method	Description
BindVars	createBindVars()	Create a new bind variables instance that can be used to add bind variables to a batch.
<T extends Record> QueryBuilder<T,?,?>	deleteFrom(Class<T> fromType)	Creates a query builder for the specified table to delete from.
SqlDialect	dialect()	Get the SQL dialect for this template.
<T extends Record & Entity<ID>, ID> EntityRepository<T,ID>	entity(Class<T> type)	Returns the repository for the given entity type.
static Optional<Type>	findGenericType(Class<?> clazz, Class<?> targetInterface, int typeArgumentIndex)
<T extends Record, ID> Model<T,ID>	model(Class<T> type, boolean requirePrimaryKey)	Get the model for the specified record type.
<T extends Record & Projection<ID>, ID> ProjectionRepository<T,ID>	projection(Class<T> type)	Returns the repository for the given projection type.
Query	query(StringTemplatePREVIEW template)	Creates a query for the specified query template.
<E extends Record, ID> Ref<E>	ref(E entity, ID id)	Creates a ref instance for the specified record type and pk.
<E extends Record, ID> Ref<E>	ref(Class<E> type, ID id)	Creates a ref instance for the specified record type and pk.
<R extends Repository> R	repository(Class<R> type)	Returns a proxy for the repository of the given type.
<T extends Record, R> QueryBuilder<T,R,?>	selectFrom(Class<T> fromType, Class<R> selectType, StringTemplatePREVIEW template)	Creates a query builder for the specified table and select type using the given template.
<T extends Record> QueryBuilder<T,?,?>	subquery(Class<T> fromType, StringTemplatePREVIEW template)	Create a subquery for the given table and select type using the given template.

Methods inherited from class java.lang.Object

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

Methods inherited from interface st.orm.template.QueryTemplate

createBindVars, deleteFrom, dialect, model, model, query, ref, ref, selectFrom, selectFrom, selectFrom

Methods inherited from interface st.orm.template.SubqueryTemplate

subquery, subquery, subquery

Field Details

queryFactory

protected final QueryFactory queryFactory

modelBuilder

protected final ModelBuilder modelBuilder

providerFilter

protected final Predicate<? super Provider> providerFilter

Constructor Details

ORMTemplateImpl

public ORMTemplateImpl(@Nonnull
 QueryFactory factory,
 @Nonnull
 ModelBuilder modelBuilder,
 @Nullable
 Predicate<? super Provider> providerFilter)

Method Details

entity

public <T extends Record & Entity<ID>,
ID>
EntityRepository<T,ID> entity(@Nonnull
 Class<T> type)

Returns the repository for the given entity type.

Specified by:

entity in interface RepositoryLookup

Type Parameters:

T - the entity type.

ID - the type of the entity's primary key.

Parameters:

type - the entity type.

Returns:

the repository for the given entity type.

projection

public <T extends Record & Projection<ID>,
ID>
ProjectionRepository<T,ID> projection(@Nonnull
 Class<T> type)

Returns the repository for the given projection type.

Specified by:

projection in interface RepositoryLookup

Type Parameters:

T - the projection type.

ID - the type of the projection's primary key, or Void if the projection specifies no primary key.

Parameters:

type - the projection type.

Returns:

the repository for the given projection type.

repository

public <R extends Repository> R repository(@Nonnull
 Class<R> type)

Returns a proxy for the repository of the given type.

Specified by:

repository in interface RepositoryLookup

Type Parameters:

R - the repository type.

Parameters:

type - the repository type.

Returns:

a proxy for the repository of the given type.

findGenericType

public static Optional<Type> findGenericType(@Nonnull
 Class<?> clazz,
 @Nonnull
 Class<?> targetInterface,
 int typeArgumentIndex)

dialect

public SqlDialect dialect()

Get the SQL dialect for this template.

Specified by:

dialect in interface QueryTemplate

Returns:

the SQL dialect.

Since:

1.2

createBindVars

public BindVars createBindVars()

Create a new bind variables instance that can be used to add bind variables to a batch.

Specified by:

createBindVars in interface QueryTemplate

Returns:

a new bind variables instance.

See Also:

• PreparedQuery.addBatch(Record)

ref

public <E extends Record,
ID> Ref<E> ref(@Nonnull
 Class<E> type,
 @Nonnull
 ID id)

Creates a ref instance for the specified record type and pk. This method can be used to generate ref instances for entities, projections and regular records.

Specified by:

ref in interface QueryTemplate

Type Parameters:

E - table type.

ID - primary key type.

Parameters:

type - record type.

id - primary key.

Returns:

ref instance.

Since:

1.3

ref

public <E extends Record,
ID> Ref<E> ref(@Nonnull
 E entity,
 @Nonnull
 ID id)

Creates a ref instance for the specified record type and pk. This method can be used to generate ref instances for entities, projections and regular records. The object returned by this method already contains the fetched record.

Specified by:

ref in interface QueryTemplate

Type Parameters:

E - table type.

ID - primary key type.

Parameters:

id - primary key.

Returns:

ref instance.

Since:

1.3

model

public <T extends Record,
ID> Model<T,ID> model(@Nonnull
 Class<T> type,
 boolean requirePrimaryKey)

Get the model for the specified record type. The model provides information about the type's database name, primary keys and columns.

Specified by:

model in interface QueryTemplate

Type Parameters:

T - table type.

ID - primary key type.

Parameters:

type - record type.

requirePrimaryKey - whether to require a primary key.

Returns:

the model.

Since:

1.3

selectFrom

public <T extends Record,
R> QueryBuilder<T,R,?> selectFrom(@Nonnull
 Class<T> fromType,
 @Nonnull
 Class<R> selectType,
 @Nonnull
 StringTemplatePREVIEW template)

Creates a query builder for the specified table and select type using the given template.

Specified by:

selectFrom in interface QueryTemplate

Type Parameters:

T - the table type to select from.

R - the result type.

Parameters:

fromType - the table to select from.

selectType - the result type of the query.

template - the select clause template.

Returns:

the query builder.

deleteFrom

public <T extends Record> QueryBuilder<T,?,?> deleteFrom(@Nonnull
 Class<T> fromType)

Creates a query builder for the specified table to delete from.

Specified by:

deleteFrom in interface QueryTemplate

Type Parameters:

T - the table type to delete from.

Parameters:

fromType - the table to delete from.

Returns:

the query builder.

subquery

public <T extends Record> QueryBuilder<T,?,?> subquery(@Nonnull
 Class<T> fromType,
 @Nonnull
 StringTemplatePREVIEW template)

Create a subquery for the given table and select type using the given template.

Specified by:

subquery in interface SubqueryTemplate

Type Parameters:

T - the table type to select from.

Parameters:

fromType - the table to create the subquery for.

template - the select clause template.

Returns:

the subquery builder.

query

public Query query(@Nonnull
 StringTemplatePREVIEW template)

Creates a query for the specified query template.

Specified by:

query in interface QueryTemplate

Parameters:

template - the query template.

Returns:

the query.