| /* |
| * Copyright (c) 2011, Rickard Öberg. All Rights Reserved. |
| * Copyright (c) 2012, Paul Merlin. All Rights Reserved. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| */ |
| package org.qi4j.library.sql.jmx; |
| |
| import java.beans.PropertyVetoException; |
| import java.sql.ResultSet; |
| import java.sql.SQLException; |
| import javax.sql.DataSource; |
| import org.junit.Assert; |
| import org.junit.Test; |
| import org.qi4j.api.activation.ActivationException; |
| import org.qi4j.api.common.Visibility; |
| import org.qi4j.api.injection.scope.Service; |
| import org.qi4j.api.service.ServiceReference; |
| import org.qi4j.api.service.qualifier.IdentifiedBy; |
| import org.qi4j.bootstrap.AssemblyException; |
| import org.qi4j.bootstrap.ModuleAssembly; |
| import org.qi4j.bootstrap.SingletonAssembler; |
| import org.qi4j.io.Outputs; |
| import org.qi4j.io.Receiver; |
| import org.qi4j.library.circuitbreaker.CircuitBreaker; |
| import org.qi4j.library.jmx.JMXAssembler; |
| import org.qi4j.library.sql.assembly.DataSourceAssembler; |
| import org.qi4j.library.sql.assembly.DataSourceJMXAssembler; |
| import org.qi4j.library.sql.common.Databases; |
| import org.qi4j.library.sql.datasource.DataSources; |
| import org.qi4j.library.sql.dbcp.DBCPDataSourceServiceAssembler; |
| import org.qi4j.library.sql.liquibase.LiquibaseConfiguration; |
| import org.qi4j.library.sql.liquibase.LiquibaseService; |
| import org.qi4j.test.EntityTestAssembler; |
| |
| /** |
| * Test of export of DataSources to JMX, and some other stuff |
| */ |
| public class DataSourceConfigurationManagerServiceTest |
| { |
| |
| public static void main( String[] args ) |
| throws ActivationException, AssemblyException |
| { |
| |
| DataSourceConfigurationManagerServiceTest instance = new DataSourceConfigurationManagerServiceTest(); |
| instance.testDataSources(); |
| |
| // Hang so it becomes possible to connect through VisualVM and check the JMX beans |
| synchronized( instance ) { |
| try { |
| instance.wait(); |
| } catch ( InterruptedException e ) { |
| e.printStackTrace(); |
| } |
| } |
| } |
| |
| @Test |
| public void testDataSources() |
| throws ActivationException, AssemblyException |
| { |
| SingletonAssembler assembler = new SingletonAssembler() |
| { |
| @Override |
| public void assemble( ModuleAssembly module ) |
| throws AssemblyException |
| { |
| new JMXAssembler().assemble( module ); |
| |
| // Create in-memory store for configurations |
| new EntityTestAssembler().visibleIn( Visibility.layer ).assemble( module ); |
| |
| // Set up DataSource service that will manage the connection pools |
| new DBCPDataSourceServiceAssembler().identifiedBy( "datasource-service" ).visibleIn( Visibility.layer ).assemble( module ); |
| |
| { |
| ModuleAssembly testModule = module.layer().module( "TestDS" ); |
| |
| // Create a specific DataSource that uses the "datasource" service to do the main work |
| new DataSourceAssembler(). |
| withDataSourceServiceIdentity( "datasource-service" ). |
| identifiedBy( "testds" ). |
| visibleIn( Visibility.module ). |
| withCircuitBreaker( DataSources.newDataSourceCircuitBreaker() ). |
| assemble( testModule ); |
| |
| // Set up Liquibase service that will create the tables |
| testModule.services( LiquibaseService.class ).identifiedBy( "liquibase1" ).instantiateOnStartup(); |
| testModule.entities( LiquibaseConfiguration.class ); |
| testModule.forMixin( LiquibaseConfiguration.class ).declareDefaults().enabled().set( true ); |
| testModule.forMixin( LiquibaseConfiguration.class ).declareDefaults().changeLog().set( "changelog.xml" ); |
| } |
| |
| { |
| ModuleAssembly testModule2 = module.layer().module( "TestDS2" ); |
| |
| // Create another specific DataSource that uses the "datasource" service to do the main work |
| // Use DataSourceAssembler to assemble the DataSource. |
| new DataSourceAssembler(). |
| withDataSourceServiceIdentity( "datasource-service" ). |
| identifiedBy( "testds2" ). |
| visibleIn( Visibility.module ). |
| withCircuitBreaker( DataSources.newDataSourceCircuitBreaker() ). |
| assemble( testModule2 ); |
| |
| // Set up Liquibase service that will create the tables |
| testModule2.services( LiquibaseService.class ).identifiedBy( "liquibase2" ).instantiateOnStartup(); |
| testModule2.entities( LiquibaseConfiguration.class ); |
| testModule2.forMixin( LiquibaseConfiguration.class ).declareDefaults().enabled().set( true ); |
| testModule2.forMixin( LiquibaseConfiguration.class ).declareDefaults().changeLog().set( "changelog.xml" ); |
| } |
| |
| // START SNIPPET: jmx |
| new DataSourceJMXAssembler().visibleIn( Visibility.module ).assemble( module ); |
| // END SNIPPET: jmx |
| |
| } |
| |
| }; |
| |
| // assembler.application().findModule( "Layer 1","Test" ).objectBuilderFactory().newObjectBuilder( DataSourceConfigurationManagerServiceTest.class ).injectTo( this ); |
| } |
| |
| public void init( @Service @IdentifiedBy( "testds" ) DataSource dataSource, @Service @IdentifiedBy( "testds2" ) ServiceReference<DataSource> dataSource2 ) |
| throws SQLException, PropertyVetoException |
| { |
| Databases databases = new Databases( dataSource ); |
| |
| // Insert some data and print it out |
| databases.update( "insert into test values ('id1','foo')" ); |
| databases.query( "select * from test" ).transferTo( Outputs.withReceiver( new Receiver<ResultSet, SQLException>() |
| { |
| @Override |
| public void receive( ResultSet item ) |
| throws SQLException |
| { |
| System.out.println( item.getString( "id" ) ); |
| } |
| |
| } ) ); |
| |
| Databases databases2 = new Databases( dataSource2.get() ); |
| |
| // Insert some data and print it out |
| databases2.update( "insert into test values ('id2','bar')" ); |
| databases2.query( "select * from test" ).transferTo( Outputs.withReceiver( new Receiver<ResultSet, SQLException>() |
| { |
| @Override |
| public void receive( ResultSet item ) |
| throws SQLException |
| { |
| System.out.println( item.getString( "id" ) ); |
| } |
| |
| } ) ); |
| |
| // Trip the CB |
| dataSource2.metaInfo( CircuitBreaker.class ).trip(); |
| |
| // This should now fail |
| try { |
| databases2.query( "select * from test" ).transferTo( Outputs.withReceiver( new Receiver<ResultSet, SQLException>() |
| { |
| @Override |
| public void receive( ResultSet item ) |
| throws SQLException |
| { |
| System.out.println( item.getString( "id" ) ); |
| } |
| |
| } ) ); |
| |
| Assert.fail(); |
| |
| } catch ( Throwable e ) { |
| // Correct |
| } |
| |
| // Turn the CB back on |
| dataSource2.metaInfo( CircuitBreaker.class ).turnOn(); |
| |
| // This should now work |
| databases2.query( "select * from test" ).transferTo( Outputs.withReceiver( new Receiver<ResultSet, SQLException>() |
| { |
| @Override |
| public void receive( ResultSet item ) |
| throws SQLException |
| { |
| System.out.println( item.getString( "id" ) ); |
| } |
| |
| } ) ); |
| |
| } |
| |
| } |