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tmdb-java is a Java library that provides access to the themoviedatabase API v3.

There is a newer version: 0.10.1

/*
 * Copyright 2013 Uwe Trottmann
 *
 * 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.uwetrottmann.tmdb;

import com.google.gson.GsonBuilder;
import com.google.gson.JsonDeserializationContext;
import com.google.gson.JsonDeserializer;
import com.google.gson.JsonElement;
import com.google.gson.JsonParseException;

import java.lang.reflect.Type;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;

public class TmdbHelper {

    public static final String TMDB_DATE_PATTERN = "yyyy-MM-dd";
    private static final SimpleDateFormat TMDB_DATE_FORMAT = new SimpleDateFormat(TMDB_DATE_PATTERN);

    /**
     * Create a {@link com.google.gson.GsonBuilder} and register all of the custom types needed in order to properly
     * deserialize complex TMDb-specific types.
     *
     * @return Assembled GSON builder instance.
     */
    public static GsonBuilder getGsonBuilder() {
        GsonBuilder builder = new GsonBuilder();

        // class types
        builder.registerTypeAdapter(Integer.class, new JsonDeserializer() {
            @Override
            public Integer deserialize(JsonElement json, Type typeOfT,
                    JsonDeserializationContext context) throws JsonParseException {
                return json.getAsInt();
            }
        });

        builder.registerTypeAdapter(Date.class, new JsonDeserializer() {
            @Override
            public Date deserialize(JsonElement json, Type typeOfT,
                    JsonDeserializationContext context) throws JsonParseException {

                try {
                    return TMDB_DATE_FORMAT.parse(json.getAsString());
                } catch (ParseException e) {
                    // return null instead of failing (like default parser would)
                    return null;
                }
            }
        });

        return builder;
    }
}