/*******************************************************************************
* Copyright (c) 2012-2017 Codenvy, S.A.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Codenvy, S.A. - initial API and implementation
*******************************************************************************/
package org.eclipse.che.api.machine.server.util;
import com.google.common.base.Strings;
import org.eclipse.che.api.core.model.machine.MachineConfig;
import org.eclipse.che.api.core.model.machine.MachineSource;
import org.eclipse.che.api.core.model.machine.Recipe;
import org.eclipse.che.api.machine.server.exception.MachineException;
import org.eclipse.che.api.machine.server.recipe.RecipeImpl;
import javax.inject.Inject;
import javax.validation.constraints.NotNull;
/**
* Handle how recipe is retrieved, either by downloading it with external location or by using the provided content.
*
* @author Florent Benoit
*/
public class RecipeRetriever {
/**
* For recipe stored on an external location, needs to delegate.
*/
@Inject
private RecipeDownloader recipeDownloader;
/**
* Gets the recipe from a machine configuration
*
* @param machineConfig
* the machine configuration that is containing the content or a location to get recipe
* @return recipe with set content and type
* @throws MachineException
* if any error occurs
*/
public Recipe getRecipe(@NotNull MachineConfig machineConfig) throws MachineException {
MachineSource machineSource = machineConfig.getSource();
if (!Strings.isNullOrEmpty(machineSource.getContent())) {
return new RecipeImpl().withType(machineSource.getType())
.withScript(machineSource.getContent());
} else {
return recipeDownloader.getRecipe(machineConfig);
}
}
}