Session.java

/*
 * Copyright 2014 Google Inc. All rights reserved.
 *
 * 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.samples.apps.iosched.io.model;

import com.google.samples.apps.iosched.util.HashUtils;

public class Session {
    public String id;
    public String url;
    public String description;
    public String title;
    public String[] tags;
    public String startTimestamp;
    public String youtubeUrl;
    public String[] speakers;
    public String endTimestamp;
    public String hashtag;
    public String subtype;
    public String room;
    public String captionsUrl;
    public String photoUrl;
    public boolean isLivestream;
    public String mainTag;
    public String color;
    public String relatedContent;
    public int groupingOrder;

    public String getImportHashCode() {
        StringBuilder sb = new StringBuilder();
        sb.append("id").append(id == null ? "" : id)
                .append("description").append(description == null ? "" : description)
                .append("title").append(title == null ? "" : title)
                .append("url").append(url == null ? "" : url)
                .append("startTimestamp").append(startTimestamp == null ? "" : startTimestamp)
                .append("endTimestamp").append(endTimestamp == null ? "" : endTimestamp)
                .append("youtubeUrl").append(youtubeUrl == null ? "" : youtubeUrl)
                .append("subtype").append(subtype == null ? "" : subtype)
                .append("room").append(room == null ? "" : room)
                .append("hashtag").append(hashtag == null ? "" : hashtag)
                .append("isLivestream").append(isLivestream ? "true" : "false")
                .append("mainTag").append(mainTag)
                .append("captionsUrl").append(captionsUrl)
                .append("photoUrl").append(photoUrl)
                .append("relatedContent").append(relatedContent)
                .append("color").append(color)
                .append("groupingOrder").append(groupingOrder);
        for (String tag : tags) {
            sb.append("tag").append(tag);
        }
        for (String speaker : speakers) {
            sb.append("speaker").append(speaker);
        }
        return HashUtils.computeWeakHash(sb.toString());
    }

    public String makeTagsList() {
        int i;
        if (tags.length == 0) return "";
        StringBuilder sb = new StringBuilder();
        sb.append(tags[0]);
        for (i = 1; i < tags.length; i++) {
            sb.append(",").append(tags[i]);
        }
        return sb.toString();
    }

    public boolean hasTag(String tag) {
        for (String myTag : tags) {
            if (myTag.equals(tag)) {
                return true;
            }
        }
        return false;
    }
}