/*******************************************************************************
* 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.ide.project;
import com.google.inject.Inject;
import com.google.inject.Singleton;
import org.eclipse.che.commons.annotation.Nullable;
import org.eclipse.che.ide.util.loging.Log;
import java.util.HashMap;
import java.util.Map;
import java.util.Set;
/**
* Registry for implementations of {@link ResolvingProjectStateHolder}.
*
* @author Roman Nikitenko
*/
@Singleton
public class ResolvingProjectStateHolderRegistryImpl implements ResolvingProjectStateHolderRegistry {
private final Map<String, ResolvingProjectStateHolder> resolvingProjectStateHolders = new HashMap<>();
@Inject(optional = true)
private void register(Set<ResolvingProjectStateHolder> holders) {
for (ResolvingProjectStateHolder holder : holders) {
final String projectType = holder.getProjectType();
if (this.resolvingProjectStateHolders.containsKey(projectType)) {
Log.warn(this.getClass(), "Resolving project state holder for '" + projectType + "' project type is already registered.");
} else {
this.resolvingProjectStateHolders.put(projectType, holder);
}
}
}
/**
* Returns the state holder of Resolving project process for the specified project type or {@code null} if none.
*
* @param projectType
* the project type for which you need to get corresponding holder
* @return the holder of Resolving project sate process for the specified project type or {@code null} if none
*/
@Nullable
public ResolvingProjectStateHolder getResolvingProjectStateHolder(String projectType) {
return resolvingProjectStateHolders.get(projectType);
}
}