/*******************************************************************************
* 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.api.editor.signature;
import com.google.common.base.Optional;
import javax.validation.constraints.NotNull;
import java.util.List;
/**
* Result of calculation of signatures, represent the signature of something callable.
*
* @author Evgen Vidolob
*/
public interface SignatureHelp {
/**
* One or more signature.
* @return
*/
@NotNull
List<SignatureInfo> getSignatures();
/**
* The active signature
*
* @return
*/
Optional<Integer> getActiveSignature();
/**
* The active parameter of the active signature.
* @return
*/
Optional<Integer> getActiveParameter();
}