org.openqa.selenium.docker.ImageSummary.java Source code

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Here is the source code for org.openqa.selenium.docker.ImageSummary.java

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// Licensed to the Software Freedom Conservancy (SFC) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The SFC licenses this file
// to you 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 org.openqa.selenium.docker;

import com.google.common.collect.ImmutableSet;
import com.google.common.reflect.TypeToken;

import org.openqa.selenium.json.JsonInput;

import java.lang.reflect.Type;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.Objects;
import java.util.Set;

class ImageSummary {

    public static final Type LIST_OF_STRING = new TypeToken<List<String>>() {
    }.getType();
    private final ImageId id;
    private final Set<String> repoTags;

    public ImageSummary(ImageId id, Collection<String> repoTags) {
        this.id = Objects.requireNonNull(id);
        this.repoTags = ImmutableSet.copyOf(Objects.requireNonNull(repoTags));
    }

    public ImageId getId() {
        return id;
    }

    public Set<String> getRepoTags() {
        return repoTags;
    }

    static ImageSummary fromJson(JsonInput input) {
        input.beginObject();

        ImageId id = null;
        List<String> repoTags = new ArrayList<>();

        while (input.hasNext()) {
            switch (input.nextName()) {
            case "Id":
                id = new ImageId(input.nextString());
                break;

            case "RepoTags":
                // This is a required field, but can be null. *sigh*
                List<String> tags = input.read(LIST_OF_STRING);
                if (tags != null) {
                    repoTags = tags;
                }
                break;

            default:
                input.skipValue();
                break;
            }
        }

        input.endObject();

        return new ImageSummary(id, repoTags);
    }
}