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org.bonitasoft.engine.api.impl.PlatformCommandAPIImpl Maven / Gradle / Ivy
/**
* Copyright (C) 2019 Bonitasoft S.A.
* Bonitasoft, 32 rue Gustave Eiffel - 38000 Grenoble
* This library is free software; you can redistribute it and/or modify it under the terms
* of the GNU Lesser General Public License as published by the Free Software Foundation
* version 2.1 of the License.
* This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
* Floor, Boston, MA 02110-1301, USA.
**/
package org.bonitasoft.engine.api.impl;
import static org.bonitasoft.engine.classloader.ClassLoaderIdentifier.GLOBAL;
import static org.bonitasoft.engine.classloader.ClassLoaderIdentifier.GLOBAL_ID;
import static org.bonitasoft.engine.classloader.ClassLoaderIdentifier.GLOBAL_TYPE;
import static org.bonitasoft.engine.classloader.ClassLoaderIdentifier.identifier;
import java.io.Serializable;
import java.util.List;
import java.util.Map;
import org.bonitasoft.engine.api.PlatformCommandAPI;
import org.bonitasoft.engine.api.impl.transaction.platform.DeleteSPlatformCommand;
import org.bonitasoft.engine.api.impl.transaction.platform.GetSPlatformCommands;
import org.bonitasoft.engine.api.impl.transaction.platform.UpdateSPlatformCommand;
import org.bonitasoft.engine.classloader.ClassLoaderService;
import org.bonitasoft.engine.classloader.SClassLoaderException;
import org.bonitasoft.engine.command.CommandCriterion;
import org.bonitasoft.engine.command.CommandDescriptor;
import org.bonitasoft.engine.command.CommandExecutionException;
import org.bonitasoft.engine.command.CommandNotFoundException;
import org.bonitasoft.engine.command.CommandParameterizationException;
import org.bonitasoft.engine.command.CommandUpdater;
import org.bonitasoft.engine.command.DependencyNotFoundException;
import org.bonitasoft.engine.command.PlatformCommand;
import org.bonitasoft.engine.command.SCommandNotFoundException;
import org.bonitasoft.engine.commons.exceptions.SBonitaException;
import org.bonitasoft.engine.dependency.DependencyService;
import org.bonitasoft.engine.dependency.SDependencyException;
import org.bonitasoft.engine.dependency.SDependencyNotFoundException;
import org.bonitasoft.engine.exception.AlreadyExistsException;
import org.bonitasoft.engine.exception.CreationException;
import org.bonitasoft.engine.exception.DeletionException;
import org.bonitasoft.engine.exception.RetrieveException;
import org.bonitasoft.engine.exception.UpdateException;
import org.bonitasoft.engine.platform.command.PlatformCommandService;
import org.bonitasoft.engine.platform.command.SPlatformCommandGettingException;
import org.bonitasoft.engine.platform.command.SPlatformCommandNotFoundException;
import org.bonitasoft.engine.platform.command.model.SPlatformCommand;
import org.bonitasoft.engine.service.ModelConvertor;
import org.bonitasoft.engine.service.PlatformServiceAccessor;
import org.bonitasoft.engine.service.impl.ServiceAccessorFactory;
/**
* @author Matthieu Chaffotte
* @author Zhang Bole
* @author Emmanuel Duchastenier
* @author Celine Souchet
*/
public class PlatformCommandAPIImpl implements PlatformCommandAPI {
private static PlatformServiceAccessor getPlatformServiceAccessor() throws RetrieveException {
try {
return ServiceAccessorFactory.getInstance().createPlatformServiceAccessor();
} catch (final Exception e) {
throw new RetrieveException(e);
}
}
@Override
public void addDependency(final String name, final byte[] jar) throws CreationException {
final PlatformServiceAccessor platformAccessor = getPlatformServiceAccessor();
final DependencyService dependencyService = platformAccessor.getDependencyService();
final ClassLoaderService classLoaderService = platformAccessor.getClassLoaderService();
try {
dependencyService.createMappedDependency(name, jar, name, GLOBAL_ID, GLOBAL_TYPE);
classLoaderService.refreshClassLoaderAfterUpdate(GLOBAL);
} catch (SDependencyException | SClassLoaderException e) {
throw new CreationException(e);
}
}
@Override
public void removeDependency(final String name) throws DependencyNotFoundException, DeletionException {
final PlatformServiceAccessor platformAccessor = getPlatformServiceAccessor();
final DependencyService dependencyService = platformAccessor.getDependencyService();
ClassLoaderService classLoaderService = platformAccessor.getClassLoaderService();
try {
dependencyService.deleteDependency(name);
classLoaderService.refreshClassLoaderAfterUpdate(
identifier(GLOBAL_TYPE, GLOBAL_ID));
} catch (final SDependencyNotFoundException e) {
throw new DependencyNotFoundException(e);
} catch (final SBonitaException e) {
throw new DeletionException(e);
}
}
@Override
public CommandDescriptor register(final String name, final String description, final String implementation)
throws CreationException {
final PlatformServiceAccessor platformAccessor = getPlatformServiceAccessor();
final PlatformCommandService platformCommandService = platformAccessor.getPlatformCommandService();
try {
platformCommandService.getPlatformCommand(name);
throw new AlreadyExistsException("A command with name \"" + name + "\" already exists");
} catch (SPlatformCommandNotFoundException ignored) {
} catch (SPlatformCommandGettingException e) {
throw new CreationException("Unable to create the platform command", e);
}
final SPlatformCommand sPlatformCommand = new SPlatformCommand(name, description, implementation);
try {
platformCommandService.create(sPlatformCommand);
return ModelConvertor.toCommandDescriptor(sPlatformCommand);
} catch (final SBonitaException e) {
throw new CreationException(e);
}
}
@Override
public Serializable execute(final String platformCommandName, final Map parameters)
throws CommandNotFoundException,
CommandParameterizationException, CommandExecutionException {
final PlatformServiceAccessor platformAccessor = getPlatformServiceAccessor();
final PlatformCommandService platformCommandService = platformAccessor.getPlatformCommandService();
try {
SPlatformCommand sPlatformCommand = platformCommandService.getPlatformCommand(platformCommandName);
final ClassLoader contextClassLoader = Thread.currentThread().getContextClassLoader();
PlatformCommand command = (PlatformCommand) contextClassLoader
.loadClass(sPlatformCommand.getImplementation()).newInstance();
return command.execute(parameters, platformAccessor);
} catch (final SPlatformCommandNotFoundException e) {
throw new CommandNotFoundException(e);
} catch (final ClassNotFoundException | InstantiationException | IllegalAccessException e) {
throw new CommandParameterizationException(e);
} catch (final SBonitaException e) {
throw new CommandExecutionException(e);
}
}
@Override
public void unregister(final String platformCommandName) throws CommandNotFoundException, DeletionException {
if (platformCommandName == null) {
throw new DeletionException("Command name can not be null!");
}
try {
final PlatformServiceAccessor platformAccessor = getPlatformServiceAccessor();
final PlatformCommandService platformCommandService = platformAccessor.getPlatformCommandService();
final DeleteSPlatformCommand deletePlatformCommand = new DeleteSPlatformCommand(platformCommandService,
platformCommandName);
deletePlatformCommand.execute();
} catch (final SCommandNotFoundException scnfe) {
throw new CommandNotFoundException(scnfe);
} catch (final SBonitaException sbe) {
throw new DeletionException(sbe);
}
}
@Override
public CommandDescriptor getCommand(final String platformCommandName) throws CommandNotFoundException {
final PlatformServiceAccessor platformAccessor = getPlatformServiceAccessor();
final PlatformCommandService platformCommandService = platformAccessor.getPlatformCommandService();
try {
return ModelConvertor.toCommandDescriptor(platformCommandService.getPlatformCommand(platformCommandName));
} catch (final SBonitaException e) {
throw new CommandNotFoundException(e);
}
}
@Override
public List getCommands(final int startIndex, final int maxResults,
final CommandCriterion sort) {
final PlatformServiceAccessor platformAccessor = getPlatformServiceAccessor();
final PlatformCommandService platformCommandService = platformAccessor.getPlatformCommandService();
try {
final GetSPlatformCommands getPlatformCommands = new GetSPlatformCommands(platformCommandService,
startIndex, maxResults, sort);
getPlatformCommands.execute();
return ModelConvertor.toPlatformCommandDescriptors(getPlatformCommands.getResult());
} catch (final SBonitaException e) {
throw new RetrieveException(e);
}
}
@Override
public void update(final String platformCommandName, final CommandUpdater updater) throws UpdateException {
if (updater == null || updater.getFields().isEmpty()) {
throw new UpdateException("The update descriptor does not contain field updates");
}
final PlatformServiceAccessor platformAccessor = getPlatformServiceAccessor();
final PlatformCommandService platformCommandService = platformAccessor.getPlatformCommandService();
try {
final UpdateSPlatformCommand updatePlatformCommand = new UpdateSPlatformCommand(platformCommandService,
platformCommandName, updater);
updatePlatformCommand.execute();
} catch (final SCommandNotFoundException scnfe) {
throw new UpdateException(scnfe);
} catch (final SBonitaException e) {
throw new UpdateException(e);
}
}
}
