com.appspot.attractiveness.client.PersonJso.java Source code

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Here is the source code for com.appspot.attractiveness.client.PersonJso.java

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/**
 * Copyright (C) 2011 Robert Chu
 *
 * 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.appspot.attractiveness.client;

import com.google.gwt.core.client.JavaScriptObject;
import com.google.gwt.json.client.JSONObject;
import com.google.gwt.json.client.JSONParser;

/**
 * This class is used to access JSON data from a facebook OpenGraph API call.
 * This particular object is used to get identifying information about the user.
 * This class has been implemented following the Javascript Overlay Types design
 * pattern outlined in the <a href=
 * "http://code.google.com/webtoolkit/doc/latest/DevGuideCodingBasicsOverlay.html"
 * >Google Web Toolkit Documentation</a>
 * 
 * @author Robert Chu
 */
public class PersonJso extends JavaScriptObject {
    protected PersonJso() {
    }

    /**
     * Create and populate a {@link PersonJso} object from a JSON string.
     * @param json the JSON string to convert
     * @return the {@link PersonJso} object
     */
    public static final PersonJso fromJSON(String json) {
        JSONObject obj = JSONParser.parseStrict(json).isObject();
        if (obj == null)
            return null;
        else
            return obj.getJavaScriptObject().cast();
    }

    // I only implemented the basic features that we initially scoped out.
    public final native String getGender() /*-{
                                           return this.gender;
                                           }-*/;

    public final native String getBirthday() /*-{
                                             return this.birthday;
                                             }-*/;

    public final native String getRelationshipStatus() /*-{
                                                       return this.relationship_status;
                                                       }-*/;

    public final native String getLocale() /*-{
                                           return this.locale;
                                           }-*/;

    public final Boolean isMale() {
        String gender = getGender();
        if (gender == null)
            return null;
        else
            return gender.equalsIgnoreCase("male");
    }

    public final Boolean isAvailable() {
        String status = getRelationshipStatus();
        if (status == null)
            return null;
        else
            return status.equalsIgnoreCase("single") || status.equalsIgnoreCase("divorced");
    }

    public final Integer getAge() {
        String birthday = getBirthday();
        if (birthday == null)
            return null;
        else {
            return 0;
            // TODO: This should use GWT DateTime: http://code.google.com/p/gwt-examples/wiki/gwtDateTime
            //         DateTime parsedBirthday = DateTimeFormat.forPattern("MM/dd/yyyy").parseDateTime(birthday); 
            //         return Years.yearsBetween(parsedBirthday, new DateTime()).getYears();
        }
    }
}