com.google.drive.samples.dredit.model.ClientFile.java Source code

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Here is the source code for com.google.drive.samples.dredit.model.ClientFile.java

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/*
 * Copyright (c) 2012 Google Inc.
 *
 * 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 com.google.drive.samples.dredit.model;

import com.google.api.services.drive.model.File;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;

import java.io.Reader;

/**
 * An object representing a File and its content, for use while interacting
 * with a DrEdit JavaScript client. Can be serialized and deserialized using
 * Gson.
 *
 * @author vicfryzel@google.com (Vic Fryzel)
 */
public class ClientFile {
    /**
     * ID of file.
     */
    public String resource_id;

    /**
     * Title of file.
     */
    public String title;

    /**
     * Description of file.
     */
    public String description;

    /**
     * MIME type of file.
     */
    public String mimeType;

    /**
     * Content body of file.
     */
    public String content;

    /**
     * Empty constructor required by Gson.
     */
    public ClientFile() {
    }

    /**
     * Creates a new ClientFile based on the given File and content.
     */
    public ClientFile(File file, String content) {
        this.resource_id = file.getId();
        this.title = file.getTitle();
        this.description = file.getDescription();
        this.mimeType = file.getMimeType();
        this.content = content;
    }

    /**
     * Construct a new ClientFile from its JSON representation.
     *
     * @param in Reader of JSON string to parse.
     */
    public ClientFile(Reader in) {
        GsonBuilder builder = new GsonBuilder();
        Gson gson = builder.create();
        ClientFile other = gson.fromJson(in, ClientFile.class);
        this.resource_id = other.resource_id;
        this.title = other.title;
        this.description = other.description;
        this.mimeType = other.mimeType;
        this.content = other.content;
    }

    /**
     * @return JSON representation of this ClientFile.
     */
    public String toJson() {
        return new Gson().toJson(this).toString();
    }

    /**
     * @return Representation of this ClientFile as a Drive file.
     */
    public File toFile() {
        File file = new File();
        file.setId(this.resource_id);
        file.setTitle(this.title);
        file.setDescription(this.description);
        file.setMimeType(this.mimeType);
        return file;
    }
}