es.nitaur.bitbucket.rest.client.http.responseparsers.DiffParser Maven / Gradle / Ivy

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/*
 *
 *  *
 *  * 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 es.nitaur.bitbucket.rest.client.http.responseparsers;

import es.nitaur.bitbucket.rest.client.model.diff.Diff;
import java.util.function.Function;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;

import static es.nitaur.bitbucket.rest.client.http.responseparsers.Parsers.diffHunkParser;
import static es.nitaur.bitbucket.rest.client.http.responseparsers.Parsers.listParser;
import static es.nitaur.bitbucket.rest.client.http.responseparsers.Parsers.pathParser;

public class DiffParser implements Function {
    @Override
    public Diff apply(JsonElement jsonElement) {

        if (jsonElement == null || !jsonElement.isJsonObject()) {
            return null;
        }

        JsonObject json = jsonElement.getAsJsonObject();

        return new Diff(
                pathParser().apply(json.get("destination").getAsJsonObject()),
                listParser(diffHunkParser()).apply(json.get("hunks")),
                json.get("source").isJsonNull()?null:pathParser().apply(json.get("source").getAsJsonObject()),
                json.has("binary") && json.get("binary").getAsBoolean(),
                json.get("truncated").getAsBoolean()
        );
    }
}