/*******************************************************************************
* 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.plugin.languageserver.ide.editor.signature;
import com.google.common.base.Optional;
import org.eclipse.che.ide.api.editor.signature.ParameterInfo;
import org.eclipse.che.ide.api.editor.signature.SignatureInfo;
import org.eclipse.lsp4j.ParameterInformation;
import org.eclipse.lsp4j.SignatureInformation;
import java.util.ArrayList;
import java.util.List;
/**
* @author Evgen Vidolob
*/
class SignatureInfoImpl implements SignatureInfo {
private final SignatureInformation dto;
private List<ParameterInfo> parameterInfos;
public SignatureInfoImpl(SignatureInformation dto) {
this.dto = dto;
}
@Override
public String getLabel() {
return dto.getLabel();
}
@Override
public Optional<String> getDocumentation() {
return Optional.fromNullable(dto.getDocumentation());
}
@Override
public Optional<List<ParameterInfo>> getParameters() {
if (parameterInfos == null && dto.getParameters() != null) {
parameterInfos = new ArrayList<>(dto.getParameters().size());
for (ParameterInformation informationDTO : dto.getParameters()) {
parameterInfos.add(new ParamterInfoImpl(informationDTO));
}
return Optional.of(parameterInfos);
}
return Optional.fromNullable(parameterInfos);
}
}