org.pentaho.di.connections

Class ConnectionManager

java.lang.Object

org.pentaho.di.connections.ConnectionManager

public class ConnectionManager
extends Object

A class from managing named connections in PDI

Created by bmorrise on 2/3/19.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	ConnectionManager.Type Represents the key/value of the name provider type

Constructor Summary

Constructors

Constructor and Description
ConnectionManager()

Method Summary

Modifier and Type	Method and Description
void	addConnectionProvider(String key, ConnectionProvider<? extends ConnectionDetails> connectionProvider) Add a connection provider with a specific key
void	addLookupFilter(LookupFilter lookupFilter) Add a key lookup filter
void	clear(org.pentaho.metastore.api.IMetaStore metaStore) Delete all named connections stored in a meta store
void	copy(org.pentaho.metastore.api.IMetaStore sourceMetaStore, org.pentaho.metastore.api.IMetaStore destinationMetaStore) Copy the named connections stored in one meta store into another meta store
ConnectionDetails	createConnectionDetails(String scheme) Get a new connection details object by scheme/key
void	delete(org.pentaho.metastore.api.IMetaStore metaStore, String name) Delete a connection by name from a specified meta store
void	delete(String name) Delete a connection by name from the default
boolean	exists(String name) Find out if a named connection exists
ConnectionDetails	getConnectionDetails(org.pentaho.metastore.api.IMetaStore metaStore, String name) Get the named connection from a specified meta store
ConnectionDetails	getConnectionDetails(org.pentaho.metastore.api.IMetaStore metaStore, String key, String name) Get the named connection from a specified meta store
ConnectionDetails	getConnectionDetails(String name) Get the named connection from a specified meta store
ConnectionDetails	getConnectionDetails(String key, String name) Get the named connection from the default meta store
List<? extends ConnectionDetails>	getConnectionDetailsByScheme(String scheme) Get all named connections by key/scheme
ConnectionProvider<? extends ConnectionDetails>	getConnectionProvider(String key) Get a connection provider from the key
static ConnectionManager	getInstance()
List<ConnectionManager.Type>	getItems() Get a list of value/label pairs of named connection types
protected String	getLookupKey(String value) Get the lookup key for a provider
List<String>	getNames() Get the names of named connections by provider from the default meta store
List<String>	getNames(boolean clearCache) Get the names of named connections by provider from the default meta store
List<String>	getNames(org.pentaho.metastore.api.IMetaStore metaStore) Get the names of named connections by provider from specified meta store
List<String>	getNames(org.pentaho.metastore.api.IMetaStore metaStore, boolean clearCache) Get the names of named connections by provider from specified meta store
List<String>	getNamesByKey(String key) Get the names of named connections by connection type key
List<String>	getNamesByType(Class<? extends ConnectionProvider> clazz) Get the names of named connection by connection provider type
List<ConnectionProvider<? extends ConnectionDetails>>	getProviders() Get a list of connection providers
List<ConnectionProvider<? extends ConnectionDetails>>	getProvidersByType(Class<? extends ConnectionProvider> clazz) Get a list of connection providers by type
<T extends ConnectionDetails> boolean	save(org.pentaho.metastore.api.IMetaStore metaStore, T connectionDetails) Save a named connection to a specific meta store
<T extends ConnectionDetails> boolean	save(org.pentaho.metastore.api.IMetaStore metaStore, T connectionDetails, boolean prepare) Save a named connection to a specific meta store
<T extends ConnectionDetails> boolean	save(T connectionDetails) Save a named connection to the default meta store
void	setMetastoreSupplier(Supplier<org.pentaho.metastore.api.IMetaStore> metaStoreSupplier) Set the default meta store supplier for the Connection Manager
<T extends ConnectionDetails> boolean	test(T connectionDetails) Run a test operation on the named connection

Methods inherited from class java.lang.Object

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

Constructor Detail

ConnectionManager

public ConnectionManager()

Method Detail

getInstance

public static ConnectionManager getInstance()

setMetastoreSupplier

public void setMetastoreSupplier(Supplier<org.pentaho.metastore.api.IMetaStore> metaStoreSupplier)

Set the default meta store supplier for the Connection Manager

Parameters:

metaStoreSupplier - A meta store supplier

addLookupFilter

public void addLookupFilter(LookupFilter lookupFilter)

Add a key lookup filter

Parameters:

lookupFilter - The lookup filter to add

addConnectionProvider

public void addConnectionProvider(String key,
                                  ConnectionProvider<? extends ConnectionDetails> connectionProvider)

Add a connection provider with a specific key

Parameters:

key - The key used to query the connection provider

connectionProvider - The connection provider

getConnectionProvider

public ConnectionProvider<? extends ConnectionDetails> getConnectionProvider(String key)

Get a connection provider from the key

Parameters:

key - The connection provider key

Returns:

The connection provider

getLookupKey

protected String getLookupKey(String value)

Get the lookup key for a provider

Parameters:

value - The key to lookup

Returns:

the key returned from the lookup

save

public <T extends ConnectionDetails> boolean save(org.pentaho.metastore.api.IMetaStore metaStore,
                                                  T connectionDetails)

Save a named connection to a specific meta store

Parameters:

metaStore - A meta store

connectionDetails - The named connection details to save

Returns:

A boolean signifying the success of the save operation

save

public <T extends ConnectionDetails> boolean save(org.pentaho.metastore.api.IMetaStore metaStore,
                                                  T connectionDetails,
                                                  boolean prepare)

Save a named connection to a specific meta store

Parameters:

metaStore - A meta store

connectionDetails - The named connection details to save

prepare - Prepare the named connection

Returns:

A boolean signifying the success of the save operation

save

public <T extends ConnectionDetails> boolean save(T connectionDetails)

Save a named connection to the default meta store

Parameters:

connectionDetails - The named connection details to save

Returns:

A boolean signifying the success of the save operation

test

public <T extends ConnectionDetails> boolean test(T connectionDetails)

Run a test operation on the named connection

Parameters:

connectionDetails - The named connection details to test

Returns:

A boolean signifying the success of the test operation

delete

public void delete(String name)

Delete a connection by name from the default

Parameters:

name - The name of the named connection

delete

public void delete(org.pentaho.metastore.api.IMetaStore metaStore,
                   String name)

Delete a connection by name from a specified meta store

Parameters:

metaStore - A meta store

name - The name of the named connection

getProviders

public List<ConnectionProvider<? extends ConnectionDetails>> getProviders()

Get a list of connection providers

Returns:

A list of connection providers

getProvidersByType

public List<ConnectionProvider<? extends ConnectionDetails>> getProvidersByType(Class<? extends ConnectionProvider> clazz)

Get a list of connection providers by type

Parameters:

clazz - The type of provider to filter by

Returns:

A list of connection providers

getNames

public List<String> getNames(org.pentaho.metastore.api.IMetaStore metaStore,
                             boolean clearCache)

Get the names of named connections by provider from specified meta store

Parameters:

metaStore - A meta store

clearCache - Whether or not to clear cache

Returns:

A list of named connection names

getNames

public List<String> getNames(boolean clearCache)

Get the names of named connections by provider from the default meta store

Parameters:

clearCache - - Whether or not to clear cache

Returns:

A list of named connection names

getNames

public List<String> getNames()

Get the names of named connections by provider from the default meta store

Returns:

A list of named connection names

getNames

public List<String> getNames(org.pentaho.metastore.api.IMetaStore metaStore)

Get the names of named connections by provider from specified meta store

Parameters:

metaStore - A meta store

Returns:

A list of named connection names

exists

public boolean exists(String name)

Find out if a named connection exists

Parameters:

name - The named connection name to check

Returns:

A boolean whether or not the connection exists

getNamesByType

public List<String> getNamesByType(Class<? extends ConnectionProvider> clazz)

Get the names of named connection by connection provider type

Parameters:

clazz - The connection provider type

Returns:

A list of named connection names

getNamesByKey

public List<String> getNamesByKey(String key)

Get the names of named connections by connection type key

Parameters:

key - The connection type key

Returns:

A list of named connection names

getConnectionDetails

public ConnectionDetails getConnectionDetails(org.pentaho.metastore.api.IMetaStore metaStore,
                                              String key,
                                              String name)

Get the named connection from a specified meta store

Parameters:

metaStore - A meta store

key - The provider key

name - The connection name

Returns:

The named connection details

getConnectionDetails

public ConnectionDetails getConnectionDetails(String key,
                                              String name)

Get the named connection from the default meta store

Parameters:

key - The provider key

name - The connection name

Returns:

The named connection details

getConnectionDetails

public ConnectionDetails getConnectionDetails(String name)

Get the named connection from a specified meta store

Parameters:

name - The connection name

Returns:

The named connection details

getConnectionDetails

public ConnectionDetails getConnectionDetails(org.pentaho.metastore.api.IMetaStore metaStore,
                                              String name)

Get the named connection from a specified meta store

Parameters:

metaStore - A meta store

name - The connection name

Returns:

The named connection details

createConnectionDetails

public ConnectionDetails createConnectionDetails(String scheme)

Get a new connection details object by scheme/key

Parameters:

scheme - The scheme/key

Returns:

A empty named connection

getConnectionDetailsByScheme

public List<? extends ConnectionDetails> getConnectionDetailsByScheme(String scheme)

Get all named connections by key/scheme

Parameters:

scheme - The scheme/key

Returns:

A list of named connections

clear

public void clear(org.pentaho.metastore.api.IMetaStore metaStore)

Delete all named connections stored in a meta store

Parameters:

metaStore - A meta store

copy

public void copy(org.pentaho.metastore.api.IMetaStore sourceMetaStore,
                 org.pentaho.metastore.api.IMetaStore destinationMetaStore)

Copy the named connections stored in one meta store into another meta store

Parameters:

sourceMetaStore - The meta store to copy from

destinationMetaStore - The meta store to copy to

getItems

public List<ConnectionManager.Type> getItems()

Get a list of value/label pairs of named connection types

Returns:

A list of value/label pairs of named connection types