net.javacrumbs.jsonunit.jsonpath.InternalJsonPathUtils Maven / Gradle / Ivy

Go to download
/**
 * Copyright 2009-2019 the original author or authors.
 * 
 * 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 net.javacrumbs.jsonunit.jsonpath;

import static com.jayway.jsonpath.JsonPath.using;
import static java.util.stream.Collectors.toList;

import com.jayway.jsonpath.Option;
import java.util.Collection;
import java.util.List;
import java.util.stream.Stream;
import net.javacrumbs.jsonunit.core.Configuration;
import net.javacrumbs.jsonunit.core.internal.JsonUtils;
import net.javacrumbs.jsonunit.core.internal.PathOption;
import org.jetbrains.annotations.NotNull;

public class InternalJsonPathUtils {
    private InternalJsonPathUtils() {}

    @NotNull
    public static Configuration resolveJsonPaths(@NotNull Object json, @NotNull Configuration configuration) {
        Collection pathsToBeIgnored = resolveJsonPaths(json, configuration.getPathsToBeIgnored());
        List pathOptions = configuration.getPathOptions().stream()
                .map(po -> {
                    List newPoPaths = resolveJsonPaths(json, po.getPaths());
                    return po.withPaths(newPoPaths);
                })
                .collect(toList());

        return configuration.whenIgnoringPaths(pathsToBeIgnored).withPathOptions(pathOptions);
    }

    @NotNull
    private static List resolveJsonPaths(@NotNull Object json, @NotNull Collection paths) {
        com.jayway.jsonpath.Configuration conf = com.jayway.jsonpath.Configuration.builder()
                .options(Option.AS_PATH_LIST, Option.SUPPRESS_EXCEPTIONS)
                .build();

        return paths.stream()
                .flatMap(path -> {
                    if (path.startsWith("$")) {
                        List resolvedPaths = readValue(conf, json, path);
                        return resolvedPaths.stream().map(InternalJsonPathUtils::fromBracketNotation);
                    } else {
                        return Stream.of(path);
                    }
                })
                .collect(toList());
    }

    static  T readValue(com.jayway.jsonpath.Configuration conf, Object json, String path) {
        if (json instanceof String) {
            return using(conf).parse((String) json).read(path);
        } else {
            return using(conf)
                    .parse(JsonUtils.convertToJson(json, "actual").getValue())
                    .read(path);
        }
    }

    static String fromBracketNotation(String path) {
        return path.replace("['", ".").replace("']", "");
    }
}