/*
* Copyright 2003-2014 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package jetbrains.mps.generator;
import org.jetbrains.mps.openapi.model.SNode;
import org.jetbrains.mps.openapi.model.SNodeId;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
public class GenerationTracerUtil {
public static List<SNodeId> translateOutput(Collection<SNode> output) {
if (output.isEmpty()) {
return Collections.emptyList();
}
if (output.size() == 1) {
return Collections.singletonList(output.iterator().next().getNodeId());
}
SNodeId[] rv = new SNodeId[output.size()];
int i = 0;
for (SNode n : output) {
rv[i++] = n.getNodeId();
}
return Arrays.asList(rv);
}
}