/*
* Copyright (c) 2015, the Dart project authors.
*
* Licensed under the Eclipse Public License v1.0 (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.eclipse.org/legal/epl-v10.html
*
* 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 com.google.dart.server.internal.remote.processor;
import com.google.dart.server.GetNavigationConsumer;
import com.google.gson.JsonArray;
import com.google.gson.JsonObject;
import org.dartlang.analysis.server.protocol.NavigationRegion;
import org.dartlang.analysis.server.protocol.NavigationTarget;
import org.dartlang.analysis.server.protocol.RequestError;
import java.util.List;
/**
* Instances of {@code GetNavigationProcessor} translate JSON result objects for a given
* {@link GetNavigationConsumer}.
*
* @coverage dart.server.remote
*/
public class GetNavigationProcessor extends ResultProcessor {
private final GetNavigationConsumer consumer;
public GetNavigationProcessor(GetNavigationConsumer consumer) {
this.consumer = consumer;
}
public void process(JsonObject resultObject, RequestError requestError) {
if (resultObject != null) {
try {
// prepare targets
String[] targetFiles = constructStringArray(resultObject.get("files").getAsJsonArray());
List<NavigationTarget> targets = NavigationTarget.fromJsonArray(resultObject.get("targets").getAsJsonArray());
for (NavigationTarget target : targets) {
target.lookupFile(targetFiles);
}
// prepare regions
JsonArray regionsArray = resultObject.get("regions").getAsJsonArray();
List<NavigationRegion> regions = NavigationRegion.fromJsonArray(regionsArray);
for (NavigationRegion region : regions) {
region.lookupTargets(targets);
}
// notify consumer
consumer.computedNavigation(regions);
} catch (Exception exception) {
// catch any exceptions in the formatting of this response
requestError = generateRequestError(exception);
}
}
if (requestError != null) {
consumer.onError(requestError);
}
}
}