/*
* Copyright 2010-2011, Social Music Discovery project
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of Social Music Discovery project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL SOCIAL MUSIC DISCOVERY PROJECT BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.socialmusicdiscovery.server.api.management.mediaimport;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import com.google.inject.Inject;
import org.codehaus.jettison.json.JSONException;
import org.socialmusicdiscovery.server.api.OperationStatus;
import org.socialmusicdiscovery.server.business.logic.InjectHelper;
import org.socialmusicdiscovery.server.business.logic.MediaImportManager;
import javax.ws.rs.*;
import javax.ws.rs.core.MediaType;
import java.util.*;
/**
* Provides functionality for managing media importer modules and post processing actions
*/
@Path("/mediaimportmodules")
public class MediaImportModuleFacade {
@Inject
MediaImportManager mediaImportManager;
public MediaImportModuleFacade() {
InjectHelper.injectMembers(this);
}
/**
* Get a list of all media importer modules currently executing
*
* @return A list of all executing media importer modules, an empty list of no modules are executing
*/
@GET
@Produces(MediaType.APPLICATION_JSON)
public Collection<MediaImportStatus> getRunningModules() {
List<MediaImportStatus> result = new ArrayList<MediaImportStatus>();
result.addAll(mediaImportManager.getRunningModules());
return result;
}
/**
* Get status of the specified media importer module
*
* @param module The identity of the media importer module
* @return The current status or null if the module isn't executing
*/
@GET
@Produces(MediaType.APPLICATION_JSON)
@Path("/{module}")
public MediaImportStatus getStatus(@PathParam("module") String module) {
return mediaImportManager.getModuleStatus(module);
}
/**
* Start an import using the specified media importer module
*
* @param module The identity of the media importer module
* @return true if the module can be started, false if the module doesn't exist or is currently executing
*/
@POST
@Consumes(MediaType.APPLICATION_JSON)
@Produces(MediaType.APPLICATION_JSON)
@Path("/{module}")
public OperationStatus startImport(@PathParam("module") String module, JsonObject parameters) throws JSONException {
Map<String,String> parametersMap = new HashMap<String,String>();
for (Map.Entry<String, JsonElement> entry : parameters.entrySet()) {
parametersMap.put(entry.getKey(), entry.getValue().getAsString());
}
if (mediaImportManager.startImport(module, parametersMap)) {
return new OperationStatus(true);
} else {
return new OperationStatus(false);
}
}
/**
* Abort an import of the specified media importer module
*
* @param module The identity of the media importer module
* @return true if the import was successfully aborted, false if the media importer module doesn't exist
*/
@DELETE
@Produces(MediaType.APPLICATION_JSON)
@Path("/{module}")
public OperationStatus abortImport(@PathParam("module") String module) throws JSONException {
if (mediaImportManager.abortImport(module)) {
return new OperationStatus(true);
} else {
return new OperationStatus(false);
}
}
}