修复上3.3.9依然存在的数据库长度问题，修复删除记录的问题 https://github.com/AriaLyy/Aria/issues/181

Aria/src/main/java/com/arialyy/aria/core/inf/AbsTarget.java

@@ -24,6 +24,7 @@ import com.arialyy.aria.core.command.normal.NormalCmdFactory;
 import com.arialyy.aria.core.common.RequestEnum;
 import com.arialyy.aria.core.download.DownloadGroupTaskEntity;
 import com.arialyy.aria.core.download.DownloadTaskEntity;
+import com.arialyy.aria.core.manager.TEManager;
 import com.arialyy.aria.core.upload.UploadTaskEntity;
 import com.arialyy.aria.util.ALog;
 import com.arialyy.aria.util.CommonUtil;
@@ -50,6 +51,7 @@ public abstract class AbsTarget<TARGET extends AbsTarget, ENTITY extends AbsEnti
       cancel();
     } else {
       mTaskEntity.deleteData();
+      TEManager.getInstance().removeTEntity(mEntity.getKey());
     }
   }
 

Aria/src/main/java/com/arialyy/aria/core/manager/TEManager.java

@@ -15,6 +15,7 @@
  */
 package com.arialyy.aria.core.manager;
 
+import android.support.v4.util.LruCache;
 import com.arialyy.aria.core.download.DownloadGroupTaskEntity;
 import com.arialyy.aria.core.download.DownloadTaskEntity;
 import com.arialyy.aria.core.inf.AbsEntity;
@@ -23,8 +24,6 @@ import com.arialyy.aria.core.upload.UploadTaskEntity;
 import com.arialyy.aria.util.ALog;
 import com.arialyy.aria.util.CommonUtil;
 import java.util.List;
-import java.util.Map;
-import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.locks.Lock;
 import java.util.concurrent.locks.ReentrantLock;
 
@@ -35,7 +34,7 @@ import java.util.concurrent.locks.ReentrantLock;
 public class TEManager {
   private static final String TAG = "TaskManager";
   private static volatile TEManager INSTANCE = null;
-  private Map<String, AbsTaskEntity> map = new ConcurrentHashMap<>();
+  private LruCache<String, AbsTaskEntity> cache = new LruCache<>(1024);
   private Lock lock;
 
   public static TEManager getInstance() {
@@ -61,7 +60,7 @@ public class TEManager {
     final Lock lock = this.lock;
     lock.lock();
     try {
-      AbsTaskEntity tEntity = map.get(convertKey(key));
+      AbsTaskEntity tEntity = cache.get(convertKey(key));
       if (tEntity == null || tEntity.getClass() != clazz) {
         ITEntityFactory factory = chooseFactory(clazz);
         if (factory == null) {
@@ -69,7 +68,7 @@ public class TEManager {
           return null;
         }
         tEntity = factory.create(key);
-        map.put(convertKey(key), tEntity);
+        cache.put(convertKey(key), tEntity);
       }
       return (TE) tEntity;
     } finally {
@@ -87,7 +86,7 @@ public class TEManager {
     lock.lock();
     try {
       String groupName = CommonUtil.getMd5Code(urls);
-      AbsTaskEntity tEntity = map.get(convertKey(groupName));
+      AbsTaskEntity tEntity = cache.get(convertKey(groupName));
       if (tEntity == null || tEntity.getClass() != clazz) {
         IGTEntityFactory factory = chooseGroupFactory(clazz);
         if (factory == null) {
@@ -95,7 +94,7 @@ public class TEManager {
           return null;
         }
         tEntity = factory.create(groupName, urls);
-        map.put(convertKey(groupName), tEntity);
+        cache.put(convertKey(groupName), tEntity);
       }
       return (TE) tEntity;
     } finally {
@@ -112,7 +111,7 @@ public class TEManager {
     final Lock lock = this.lock;
     lock.lock();
     try {
-      AbsTaskEntity tEntity = map.get(convertKey(absEntity.getKey()));
+      AbsTaskEntity tEntity = cache.get(convertKey(absEntity.getKey()));
       if (tEntity == null || tEntity.getClass() != clazz) {
         ITEntityFactory factory = chooseFactory(clazz);
         if (factory == null) {
@@ -120,7 +119,7 @@ public class TEManager {
           return null;
         }
         tEntity = factory.create(absEntity);
-        map.put(convertKey(absEntity.getKey()), tEntity);
+        cache.put(convertKey(absEntity.getKey()), tEntity);
       }
       return (TE) tEntity;
     } finally {
@@ -153,7 +152,7 @@ public class TEManager {
     final Lock lock = this.lock;
     lock.lock();
     try {
-      AbsTaskEntity tEntity = map.get(convertKey(key));
+      AbsTaskEntity tEntity = cache.get(convertKey(key));
       if (tEntity == null) {
         return null;
       } else {
@@ -177,7 +176,7 @@ public class TEManager {
     final Lock lock = this.lock;
     lock.lock();
     try {
-      return map.put(convertKey(te.key), te) != null;
+      return cache.put(convertKey(te.key), te) != null;
     } finally {
       lock.unlock();
     }
@@ -190,7 +189,7 @@ public class TEManager {
     final Lock lock = this.lock;
     lock.lock();
     try {
-      return map.remove(convertKey(key));
+      return cache.remove(convertKey(key));
     } finally {
       lock.unlock();
     }

Aria/src/main/java/com/arialyy/aria/orm/DBConfig.java

@@ -34,7 +34,7 @@ import java.util.Map;
 class DBConfig {
   static Map<String, Class> mapping = new HashMap<>();
   static String DB_NAME;
-  static int VERSION = 20;
+  static int VERSION = 21;
 
   static {
     if (TextUtils.isEmpty(DB_NAME)) {

Aria/src/main/java/com/arialyy/aria/orm/SqlHelper.java

@@ -21,6 +21,7 @@ import android.database.Cursor;
 import android.database.sqlite.SQLiteDatabase;
 import android.database.sqlite.SQLiteOpenHelper;
 import android.support.annotation.NonNull;
+import android.support.v4.util.LruCache;
 import android.text.TextUtils;
 import com.arialyy.aria.core.AriaManager;
 import com.arialyy.aria.util.ALog;
@@ -49,6 +50,7 @@ final class SqlHelper extends SQLiteOpenHelper {
   private static final int DEL_DATA = 6;
 
   private static volatile SqlHelper INSTANCE = null;
+  private static LruCache<Integer, DbEntity> mDataCache = new LruCache<>(1024);
 
   static SqlHelper init(Context context) {
     if (INSTANCE == null) {
@@ -328,6 +330,7 @@ final class SqlHelper extends SQLiteOpenHelper {
     db = checkDb(db);
     Class<?> clazz = dbEntity.getClass();
     List<Field> fields = CommonUtil.getAllFields(clazz);
+    DbEntity cacheEntity = mDataCache.get(dbEntity.hashCode());
     if (fields != null && fields.size() > 0) {
       StringBuilder sb = new StringBuilder();
       sb.append("UPDATE ").append(CommonUtil.getClassName(dbEntity)).append(" SET ");
@@ -337,8 +340,12 @@ final class SqlHelper extends SQLiteOpenHelper {
         if (SqlUtil.ignoreField(field)) {
           continue;
         }
-        sb.append(i > 0 ? ", " : "");
         try {
+          if (cacheEntity != null && field.get(dbEntity) == field.get(cacheEntity)) {
+            continue;
+          }
+
+          sb.append(i > 0 ? ", " : "");
           String value;
           sb.append(field.getName()).append("='");
           Type type = field.getType();
@@ -656,6 +663,7 @@ final class SqlHelper extends SQLiteOpenHelper {
             }
           }
           entity.rowID = cursor.getInt(cursor.getColumnIndex("rowid"));
+          mDataCache.put(entity.hashCode(), entity);
           entitys.add(entity);
         }
         closeCursor(cursor);

Aria/src/main/java/com/arialyy/aria/orm/SqlUtil.java

@@ -110,11 +110,20 @@ final class SqlUtil {
     if (TextUtils.isEmpty(str)) {
       return map;
     }
+    boolean isDecode = false;
+    if (str.endsWith("_&_decode_&_")) {
+      isDecode = true;
+      str = str.substring(0, str.length() - 12);
+    }
     String[] element = str.split(",");
     for (String data : element) {
       String[] s = data.split("\\$");
+      if (isDecode) {
+        map.put(CommonUtil.decryptBASE64(s[0]), CommonUtil.decryptBASE64(s[1]));
+      } else {
         map.put(s[0], s[1]);
       }
+    }
     return map;
   }
 
@@ -128,10 +137,18 @@ final class SqlUtil {
     StringBuilder sb = new StringBuilder();
     Set<String> keys = map.keySet();
     for (String key : keys) {
-      sb.append(key).append("$").append(map.get(key)).append(",");
+      sb.append(CommonUtil.encryptBASE64(key))
+          .append("$")
+          .append(CommonUtil.encryptBASE64(map.get(key)))
+          .append(",");
     }
     String str = sb.toString();
-    return TextUtils.isEmpty(str) ? str : str.substring(0, str.length() - 1);
+    str = TextUtils.isEmpty(str) ? str : str.substring(0, str.length() - 1);
+    //3.3.10版本之前没有decode，需要加标志
+    if (map.size() != 0) {
+      str += "_&_decode_&_";
+    }
+    return str;
   }
 
   /**

app/src/main/java/com/arialyy/simple/download/SingleTaskActivity.java

@@ -209,7 +209,8 @@ public class SingleTaskActivity extends BaseActivity<ActivitySingleBinding> {
         //Aria.download(this).load(DOWNLOAD_URL).removeRecord();
         break;
       case R.id.cancel:
-        Aria.download(this).load(DOWNLOAD_URL).cancel();
+        //Aria.download(this).load(DOWNLOAD_URL).cancel();
+        Aria.download(this).load(DOWNLOAD_URL).removeRecord();
         break;
     }
   }