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Merge pull request #1 from twitsprout/kryo

TFJ-648 Kryo serialization support
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2 parents aeb81a3 + 06789c7 commit 124fd09608f1e1a6bc4cd9971051da09f8b23cb0 @yusuke yusuke committed Jan 1, 2012
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@@ -100,6 +100,12 @@
<scope>test</scope>
</dependency>
<dependency>
+ <groupId>com.googlecode</groupId>
+ <artifactId>kryo</artifactId>
+ <version>1.04</version>
+ <scope>test</scope>
+ </dependency>
+ <dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>1.5.8</version>
@@ -37,6 +37,11 @@ public GeoLocation(double latitude, double longitude) {
this.latitude = latitude;
this.longitude = longitude;
}
+
+ /* For serialization purposes only. */
+ /* package */ GeoLocation() {
+
+ }
/**
* returns the latitude of the geo location
@@ -39,6 +39,11 @@
super();
init(json);
}
+
+ /* For serialization purposes only. */
+ /* package */ HashtagEntityJSONImpl() {
+
+ }
private void init(JSONObject json) throws TwitterException {
try {
@@ -88,6 +88,11 @@ public MediaEntityJSONImpl(JSONObject json) throws TwitterException {
}
}
+
+ /* For serialization purposes only. */
+ /* package */ MediaEntityJSONImpl() {
+
+ }
/**
* {@inheritDoc}
@@ -70,6 +70,11 @@
super();
init(json);
}
+
+ /* For serialization purposes only. */
+ PlaceJSONImpl() {
+
+ }
private void init(JSONObject json) throws TwitterException {
try {
@@ -80,6 +80,11 @@
super();
init(json);
}
+
+ /* Only for serialization purposes. */
+ /*package*/ StatusJSONImpl() {
+
+ }
private void init(JSONObject json) throws TwitterException {
id = getLong("id", json);
@@ -45,6 +45,11 @@
super();
init(json);
}
+
+ /* For serialization purposes only. */
+ /* package */ URLEntityJSONImpl() {
+
+ }
private void init(JSONObject json) throws TwitterException {
try {
@@ -98,6 +98,11 @@
super();
init(json);
}
+
+ /* Only for serialization purposes. */
+ /*package*/UserJSONImpl() {
+
+ }
private void init(JSONObject json) throws TwitterException {
try {
@@ -41,6 +41,11 @@
super();
init(json);
}
+
+ /* For serialization purposes only. */
+ /* package */ UserMentionEntityJSONImpl() {
+
+ }
private void init(JSONObject json) throws TwitterException {
try {
@@ -0,0 +1,45 @@
+package twitter4j.internal;
+
+import java.nio.ByteBuffer;
+
+import twitter4j.Status;
+import twitter4j.TwitterException;
+import twitter4j.json.DataObjectFactory;
+
+import com.esotericsoftware.kryo.Kryo;
+
+import junit.framework.TestCase;
+
+public class KryoSerializationTest extends TestCase {
+ private final static String TEST_STATUS_JSON = "{\"text\":\"\\\\u5e30%u5e30 &lt;%}& foobar &lt;&Cynthia&gt;\",\"contributors\":null,\"geo\":null,\"retweeted\":false,\"in_reply_to_screen_name\":null,\"truncated\":false,\"entities\":{\"urls\":[],\"hashtags\":[],\"user_mentions\":[]},\"in_reply_to_status_id_str\":null,\"id\":12029015787307008,\"in_reply_to_user_id_str\":null,\"source\":\"web\",\"favorited\":false,\"in_reply_to_status_id\":null,\"in_reply_to_user_id\":null,\"created_at\":\"Tue Dec 07 06:21:55 +0000 2010\",\"retweet_count\":0,\"id_str\":\"12029015787307008\",\"place\":null,\"user\":{\"location\":\"location:\",\"statuses_count\":13405,\"profile_background_tile\":false,\"lang\":\"en\",\"profile_link_color\":\"0000ff\",\"id\":6358482,\"following\":true,\"favourites_count\":2,\"protected\":false,\"profile_text_color\":\"000000\",\"contributors_enabled\":false,\"description\":\"Hi there, I do test a lot!new\",\"verified\":false,\"profile_sidebar_border_color\":\"87bc44\",\"name\":\"twit4j\",\"profile_background_color\":\"9ae4e8\",\"created_at\":\"Sun May 27 09:52:09 +0000 2007\",\"followers_count\":24,\"geo_enabled\":true,\"profile_background_image_url\":\"http://a3.twimg.com/profile_background_images/179009017/t4j-reverse.gif\",\"follow_request_sent\":false,\"url\":\"http://yusuke.homeip.net/twitter4j/\",\"utc_offset\":-32400,\"time_zone\":\"Alaska\",\"notifications\":false,\"friends_count\":4,\"profile_use_background_image\":true,\"profile_sidebar_fill_color\":\"e0ff92\",\"screen_name\":\"twit4j\",\"id_str\":\"6358482\",\"profile_image_url\":\"http://a3.twimg.com/profile_images/1184543043/t4j-reverse_normal.jpeg\",\"show_all_inline_media\":false,\"listed_count\":3},\"coordinates\":null}";
+
+ private Kryo kryo;
+
+ protected void setUp() throws Exception {
+ super.setUp();
+
+ kryo = new Kryo();
+ kryo.register(java.lang.String[].class);
+ kryo.register(long[].class);
+ kryo.register(java.util.Date.class);
+ kryo.register(twitter4j.HashtagEntity[].class);
+ kryo.register(twitter4j.URLEntity[].class);
+ kryo.register(twitter4j.UserMentionEntity[].class);
+ kryo.register(Class.forName("twitter4j.internal.json.UserJSONImpl"));
+ kryo.register(Class.forName("twitter4j.internal.json.StatusJSONImpl"));
+ }
+
+ public void testKryoSerialization() throws TwitterException, ClassNotFoundException {
+ Status status;
+ status = DataObjectFactory.createStatus(TEST_STATUS_JSON);
+
+ ByteBuffer buffer = ByteBuffer.allocate(512);
+ kryo.writeObject(buffer, status);
+ System.out.println(buffer.position() + " vs. " + TEST_STATUS_JSON.length());
+ buffer.rewind();
+
+ Status deserializedStatus = (Status) kryo.readObject(buffer, Class.forName("twitter4j.internal.json.StatusJSONImpl"));
+ assertNotNull(deserializedStatus);
+ assertEquals(status, deserializedStatus);
+ }
+}

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