Module io.helidon.dbclient.mongodb

Package io.helidon.dbclient.mongodb

Class MongoDbClient

java.lang.Object

io.helidon.dbclient.mongodb.MongoDbClient

All Implemented Interfaces:

DbClient

public class MongoDbClient
extends Object
implements DbClient

MongoDB driver handler.

Nested Class Summary

Nested classes/interfaces inherited from interface io.helidon.dbclient.DbClient

DbClient.Builder

Method Summary

Modifier and Type	Method	Description
String	dbType()	Type of this database provider (such as jdbc:mysql, mongoDB etc.).
<U, T extends Subscribable<U>> T	execute(Function<DbExecute,T> executor)	Execute database statement.
<U, T extends Subscribable<U>> T	inTransaction(Function<DbTransaction,T> executor)	Execute database statements in transaction.
<C> Single<C>	unwrap(Class<C> cls)	Unwrap database client internals.

Methods inherited from class java.lang.Object

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

Method Details

inTransaction

public <U,
T extends Subscribable<U>> T inTransaction(Function<DbTransaction,T> executor)

Description copied from interface: DbClient

Execute database statements in transaction.

Specified by:

inTransaction in interface DbClient

Type Parameters:

U - the type provided by the result type

T - statement execution result type, MUST be either a Multi or a Single, as returned by all APIs of DbClient.

Parameters:

executor - database statement executor, see DbExecute

Returns:

statement execution result

execute

public <U,
T extends Subscribable<U>> T execute(Function<DbExecute,T> executor)

Description copied from interface: DbClient

Execute database statement.

Specified by:

execute in interface DbClient

Type Parameters:

U - the type provided by the result type

T - statement execution result type, MUST be either a Multi or a Single, as returned by all APIs of DbClient

Parameters:

executor - database statement executor, see DbExecute

Returns:

statement execution result

dbType

public String dbType()

Description copied from interface: DbClient

Type of this database provider (such as jdbc:mysql, mongoDB etc.).

Specified by:

dbType in interface DbClient

Returns:

name of the database provider

unwrap

public <C> Single<C> unwrap(Class<C> cls)

Description copied from interface: DbClient

Unwrap database client internals. Only database connection is supported. Any operations based on this connection are blocking. Reactive support must be implemented in user code.

Specified by:

unwrap in interface DbClient

Type Parameters:

C - target class to be unwrapped

Parameters:

cls - target class to be unwrapped

Returns:

database client internals future matching provided class.