diff --git a/daogenerator/.gitignore b/daogenerator/.gitignore
new file mode 100644
index 000000000..a0cc187d4
--- /dev/null
+++ b/daogenerator/.gitignore
@@ -0,0 +1,4 @@
+/build
+
+# Intellij
+*.iml
diff --git a/daogenerator/build.gradle b/daogenerator/build.gradle
new file mode 100644
index 000000000..95d9a7c8a
--- /dev/null
+++ b/daogenerator/build.gradle
@@ -0,0 +1,22 @@
+/*
+ * Copyright 2015 Hippo Seven
+ *
+ * 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.
+ */
+
+apply plugin: 'java'
+
+dependencies {
+    compile('de.greenrobot:greendao-generator:1.3.1')
+    compile fileTree(dir: 'libs', include: ['*.jar'])
+}
diff --git a/daogenerator/src/main/java/com/hippo/ehviewer/EhDaoGenerator.java b/daogenerator/src/main/java/com/hippo/ehviewer/EhDaoGenerator.java
new file mode 100644
index 000000000..ea56d778e
--- /dev/null
+++ b/daogenerator/src/main/java/com/hippo/ehviewer/EhDaoGenerator.java
@@ -0,0 +1,74 @@
+/*
+ * Copyright 2015 Hippo Seven
+ *
+ * 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.hippo.ehviewer;
+
+import java.io.File;
+
+import de.greenrobot.daogenerator.DaoGenerator;
+import de.greenrobot.daogenerator.Entity;
+import de.greenrobot.daogenerator.Schema;
+
+public class EhDaoGenerator {
+
+    private static final String PACKAGE = "com.hippo.ehviewer.dao";
+    private static final String OUT_DIR = "./app/src/main/java-gen";
+
+    public static void main(String args[]) throws Exception {
+        File outDir = new File(OUT_DIR);
+        Utilities.deleteContents(outDir);
+        outDir.delete();
+        outDir.mkdirs();
+
+        Schema schema = new Schema(1, PACKAGE);
+        addGalleryBase(schema);
+        addDownloadInfo(schema);
+        addSpider(schema);
+        new DaoGenerator().generateAll(schema, OUT_DIR);
+    }
+
+    public static void addGalleryBase(Schema schema) {
+        Entity galleryBase = schema.addEntity("GalleryBaseObj");
+        galleryBase.setTableName("GALLERY_BASE");
+        galleryBase.addLongProperty("gid").primaryKey();
+        galleryBase.addStringProperty("token");
+        galleryBase.addStringProperty("title");
+        galleryBase.addStringProperty("titleJpn");
+        galleryBase.addStringProperty("thumb");
+        galleryBase.addIntProperty("category");
+        galleryBase.addStringProperty("posted");
+        galleryBase.addStringProperty("uploader");
+        galleryBase.addFloatProperty("rating");
+        galleryBase.addIntProperty("reference");
+    }
+
+    public static void addDownloadInfo(Schema schema) {
+        Entity downloadInfo = schema.addEntity("DownloadInfoObj");
+        downloadInfo.setTableName("DOWNLOAD_INFO");
+        downloadInfo.addLongProperty("gid").primaryKey();
+        downloadInfo.addIntProperty("state");
+    }
+
+    public static void addSpider(Schema schema) {
+        Entity spider = schema.addEntity("SpiderObj");
+        spider.setTableName("SPIDER");
+        spider.addLongProperty("gid").primaryKey();
+        spider.addIntProperty("lastIndex");
+        spider.addStringProperty("dirname");
+        spider.addBooleanProperty("download");
+        spider.addLongProperty("time");
+    }
+}
diff --git a/daogenerator/src/main/java/com/hippo/ehviewer/Utilities.java b/daogenerator/src/main/java/com/hippo/ehviewer/Utilities.java
new file mode 100644
index 000000000..2f4b10124
--- /dev/null
+++ b/daogenerator/src/main/java/com/hippo/ehviewer/Utilities.java
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2015 Hippo Seven
+ *
+ * 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.hippo.ehviewer;
+
+import java.io.File;
+
+public final class Utilities {
+
+    public static boolean deleteContents(File dir) {
+        File[] files = dir.listFiles();
+        boolean success = true;
+        if (files != null) {
+            for (File file : files) {
+                if (file.isDirectory()) {
+                    success &= deleteContents(file);
+                }
+                if (!file.delete()) {
+                    success = false;
+                }
+            }
+        }
+        return success;
+    }
+}