/*******************************************************************************
* 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.ext.java.client;
import com.google.common.base.Optional;
import com.google.inject.Inject;
import com.google.inject.Singleton;
import org.eclipse.che.api.promises.client.Promise;
import org.eclipse.che.api.promises.client.js.Promises;
import org.eclipse.che.ide.api.app.AppContext;
import org.eclipse.che.ide.api.macro.Macro;
import org.eclipse.che.ide.api.resources.Container;
import org.eclipse.che.ide.api.resources.Resource;
import org.eclipse.che.ide.ext.java.client.resource.SourceFolderMarker;
import org.eclipse.che.ide.ext.java.client.util.JavaUtil;
import static org.eclipse.che.ide.api.resources.Resource.FILE;
import static org.eclipse.che.ide.ext.java.client.util.JavaUtil.isJavaFile;
/**
* Provides FQN of the Java-class which is opened in active editor.
*
* @author Artem Zatsarynnyi
*/
@Singleton
public class CurrentClassFQN_Macro implements Macro {
private static final String KEY = "${current.class.fqn}";
private final AppContext appContext;
private final JavaLocalizationConstant localizationConstants;
@Inject
public CurrentClassFQN_Macro(AppContext appContext, JavaLocalizationConstant localizationConstants) {
this.appContext = appContext;
this.localizationConstants = localizationConstants;
}
@Override
public String getName() {
return KEY;
}
@Override
public String getDescription() {
return localizationConstants.macroCurrentClassFQN_Description();
}
@Override
public Promise<String> expand() {
final Resource[] resources = appContext.getResources();
if (resources == null || resources.length != 1) {
return Promises.resolve("");
}
final Resource resource = resources[0];
final Optional<Resource> srcFolder = resource.getParentWithMarker(SourceFolderMarker.ID);
if (resource.getResourceType() == FILE && isJavaFile(resource) && srcFolder.isPresent()) {
return Promises.resolve(JavaUtil.resolveFQN((Container)srcFolder.get(), resource));
} else {
return Promises.resolve("");
}
}
}