src/com/wentch/redkale/boot/Application.java

@@ -180,7 +180,7 @@ public final class Application {
 
         final File root = new File(System.getProperty(RESNAME_HOME));
         File persist = new File(root, "conf/persistence.xml");
-        if (persist.isFile()) System.setProperty(DataJDBCSource.DATASOURCE_CONFPATH, persist.getCanonicalPath());
+        if (persist.isFile()) System.setProperty(DataDefaultSource.DATASOURCE_CONFPATH, persist.getCanonicalPath());
         logger.log(Level.INFO, RESNAME_HOME + "=" + root.getCanonicalPath() + "\r\n" + RESNAME_ADDR + "=" + this.localAddress.getHostAddress());
         String lib = config.getValue("lib", "").trim().replace("${APP_HOME}", root.getCanonicalPath());
         lib = lib.isEmpty() ? (root.getCanonicalPath() + "/conf") : (lib + ";" + root.getCanonicalPath() + "/conf");

src/com/wentch/redkale/net/http/HttpResourceServlet.java

@@ -92,27 +92,21 @@ public final class HttpResourceServlet extends HttpServlet {
 
     protected WatchThread watchThread;
 
-    protected List<SimpleEntry<File, WatchThread>> resx;
-
     protected Predicate<String> ranges;
 
     @Override
     public void init(Context context, AnyValue config) {
-        String[] rootstrs = null;
         if (config != null) {
-            rootstrs = config.getValue("webroot", "root").trim().split(";");
+            String rootstr = config.getValue("webroot", "root");
-            for (int i = 0; i < rootstrs.length; i++) {
-                String rootstr = rootstrs[i];
             if (rootstr.indexOf(':') < 0 && rootstr.indexOf('/') != 0 && System.getProperty("APP_HOME") != null) {
-                    rootstrs[i] = new File(System.getProperty("APP_HOME"), rootstr).getPath();
+                rootstr = new File(System.getProperty("APP_HOME"), rootstr).getPath();
-                }
             }
             String rangesValue = config.getValue("ranges");
             this.ranges = rangesValue != null ? Pattern.compile(rangesValue).asPredicate() : null;
             try {
-                this.root = new File(rootstrs[0]).getCanonicalFile();
+                this.root = new File(rootstr).getCanonicalFile();
             } catch (IOException ioe) {
-                this.root = new File(rootstrs[0]);
+                this.root = new File(rootstr);
             }
             AnyValue cacheconf = config.getAnyValue("caches");
             if (cacheconf != null) {
@@ -131,7 +125,7 @@ public final class HttpResourceServlet extends HttpServlet {
             }
             this.locationRewrites = locations.isEmpty() ? null : locations.toArray(new SimpleEntry[locations.size()]);
         }
-        if (this.cachelimit < 1) return;
+        if (this.cachelimit < 1) return;  //不缓存不需要开启WatchThread监听
         if (this.root != null) {
             try {
                 this.watchThread = new WatchThread(this.root);
@@ -139,19 +133,6 @@ public final class HttpResourceServlet extends HttpServlet {
             } catch (IOException ex) {
                 logger.log(Level.WARNING, HttpResourceServlet.class.getSimpleName() + " start watch-thread error", ex);
             }
-            if (rootstrs != null && rootstrs.length > 1) {
-                resx = new ArrayList<>(rootstrs.length - 1);
-                for (int i = 1; i < rootstrs.length; i++) {
-                    try {
-                        File f = new File(rootstrs[i]).getCanonicalFile();
-                        WatchThread t = new WatchThread(f);
-                        t.start();
-                        resx.add(new SimpleEntry<>(f, t));
-                    } catch (IOException ioe) {
-                        ioe.printStackTrace();
-                    }
-                }
-            }
         }
     }
 
@@ -193,10 +174,15 @@ public final class HttpResourceServlet extends HttpServlet {
         }
         if (uri.length() == 0 || uri.equals("/")) uri = "/index.html";
         //System.out.println(request);
-        FileEntry entry = watchThread == null ? createFileEntry(uri) : files.get(uri);
+        FileEntry entry;
+        if (watchThread == null) {
+            entry = createFileEntry(uri);
+        } else {  //有缓存
+            entry = files.get(uri);
             if (entry == null) {
                 entry = createFileEntry(uri);
-            if (entry != null && watchThread != null) files.put(uri, entry);
+                if (entry != null) files.put(uri, entry);
+            }
         }
         if (entry == null) {
             response.finish404();
@@ -207,32 +193,15 @@ public final class HttpResourceServlet extends HttpServlet {
 
     private FileEntry createFileEntry(String uri) {
         File file = new File(root, uri);
-        if (!file.isFile() || !file.canRead()) {
+        if (file.isDirectory()) file = new File(file, "index.html");
-            if (resx != null) {
+        if (!file.isFile() || !file.canRead()) return null;
-                for (SimpleEntry<File, WatchThread> en : resx) {
-                    File f = new File(en.getKey(), uri);
-                    if (f.isFile() && f.canRead()) {
-                        FileEntry fe = new FileEntry(this, f);
-                        if (watchThread == null) return fe;
-                        try {
-                            Path p = f.getParentFile().toPath();
-                            keymaps.put(p.register(en.getValue().watcher, ENTRY_MODIFY, ENTRY_DELETE), p);
-                        } catch (IOException e) {
-                            logger.log(Level.INFO, HttpResourceServlet.class.getSimpleName() + " create FileEntry(" + uri + ") erroneous", e);
-                        }
-                        return fe;
-                    }
-                }
-            }
-            return null;
-        }
         FileEntry en = new FileEntry(this, file);
         if (watchThread == null) return en;
         try {
             Path p = file.getParentFile().toPath();
             keymaps.put(p.register(watchThread.watcher, ENTRY_MODIFY, ENTRY_DELETE), p);
         } catch (IOException e) {
-            logger.log(Level.INFO, HttpResourceServlet.class.getSimpleName() + " create FileEntry(" + uri + ") erroneous", e);
+            logger.log(Level.INFO, HttpResourceServlet.class.getSimpleName() + " watch FileEntry(" + uri + ") erroneous", e);
         }
         return en;
     }
@@ -258,7 +227,7 @@ public final class HttpResourceServlet extends HttpServlet {
             }
             long length = this.file.length();
             if (length > this.servlet.cachelengthmax) return;
-            if (this.servlet.cachedLength.longValue() + length > this.servlet.cachelimit) return;
+            if (this.servlet.cachedLength.longValue() + length > this.servlet.cachelimit) return; //超过缓存总容量
             try {
                 FileInputStream in = new FileInputStream(file);
                 ByteArrayOutputStream out = new ByteArrayOutputStream((int) file.length());

src/com/wentch/redkale/service/DataCacheListenerService.java

@@ -133,7 +133,7 @@ public class DataCacheListenerService implements DataCacheListener, Service {
 
     public final <T> void onSendInsert(String group, boolean ignoreRemote, String sourceName, Class<T> clazz, T... entitys) {
         if (finest) logger.finest(DataSource.class.getSimpleName() + "(" + this.localNodeName + "," + sourceName + ") onSendInsert " + Arrays.toString(entitys));
-        ((DataJDBCSource) sourcesmap.get(sourceName)).insertCache(entitys);
+        ((DataDefaultSource) sourcesmap.get(sourceName)).insertCache(entitys);
         if (!this.localGroupName.equals(group)) sendInsert(this.localGroupName, true, sourceName, clazz, entitys); //不是同一机房来的资源需要同步到其他同机房的节点上
     }
 
@@ -213,7 +213,7 @@ public class DataCacheListenerService implements DataCacheListener, Service {
 
     public final <T> void onSendUpdate(String group, boolean ignoreRemote, String sourceName, Class<T> clazz, T... entitys) {
         if (finest) logger.finest(DataSource.class.getSimpleName() + "(" + group + "--" + this.localNodeName + "," + sourceName + ") onSendUpdate " + Arrays.toString(entitys));
-        ((DataJDBCSource) sourcesmap.get(sourceName)).updateCache(clazz, entitys);
+        ((DataDefaultSource) sourcesmap.get(sourceName)).updateCache(clazz, entitys);
         if (!this.localGroupName.equals(group)) sendUpdate(this.localGroupName, true, sourceName, clazz, entitys); //不是同一机房来的资源需要同步到其他同机房的节点上
     }
 
@@ -293,7 +293,7 @@ public class DataCacheListenerService implements DataCacheListener, Service {
 
     public final <T> void onSendDelete(String group, boolean ignoreRemote, String sourceName, Class<T> clazz, Serializable... ids) {
         if (finest) logger.finest(DataSource.class.getSimpleName() + "(" + group + "--" + this.localNodeName + "," + sourceName + ") onSendDelete " + clazz.getName() + " " + Arrays.toString(ids));
-        ((DataJDBCSource) sourcesmap.get(sourceName)).deleteCache(clazz, ids);
+        ((DataDefaultSource) sourcesmap.get(sourceName)).deleteCache(clazz, ids);
         if (!this.localGroupName.equals(group)) sendDelete(this.localGroupName, true, sourceName, clazz, ids); //不是同一机房来的资源需要同步到其他同机房的节点上
     }
 }

src/com/wentch/redkale/service/DataSQLListenerService.java

@@ -7,7 +7,7 @@ package com.wentch.redkale.service;
 
 import com.wentch.redkale.source.DataSQLListener;
 import com.wentch.redkale.source.DataSource;
-import com.wentch.redkale.source.DataJDBCSource;
+import com.wentch.redkale.source.DataDefaultSource;
 import com.wentch.redkale.util.AnyValue;
 import com.wentch.redkale.util.AutoLoad;
 import java.io.*;
@@ -172,7 +172,7 @@ public class DataSQLListenerService implements DataSQLListener, Service {
     }
 
     public final void onSend(String sourceName, String... sqls) {
-        ((DataJDBCSource) sourcemaps.get(sourceName)).execute(sqls);
+        ((DataDefaultSource) sourcemaps.get(sourceName)).execute(sqls);
     }
 
 }

src/com/wentch/redkale/source/DataDefaultSource.java

@@ -24,7 +24,7 @@ import javax.xml.stream.*;
  * @author zhangjx
  */
 @SuppressWarnings("unchecked")
-public final class DataJDBCSource implements DataSource {
+public final class DataDefaultSource implements DataSource {
 
     public static final String DATASOURCE_CONFPATH = "DATASOURCE_CONFPATH";
 
@@ -42,7 +42,7 @@ public final class DataJDBCSource implements DataSource {
 
     private static final Flipper FLIPPER_ONE = new Flipper(1);
 
-    final Logger logger = Logger.getLogger(DataJDBCSource.class.getSimpleName());
+    final Logger logger = Logger.getLogger(DataDefaultSource.class.getSimpleName());
 
     final AtomicBoolean debug = new AtomicBoolean(logger.isLoggable(Level.FINEST));
 
@@ -55,13 +55,13 @@ public final class DataJDBCSource implements DataSource {
     private final JDBCPoolSource writePool;
 
     @Resource(name = "property.datasource.nodeid")
-    int nodeid;
+    private int nodeid;
 
     @Resource
-    DataSQLListener writeListener;
+    private DataSQLListener writeListener;
 
     @Resource
-    DataCacheListener cacheListener;
+    private DataCacheListener cacheListener;
 
     private static class DataJDBCConnection extends DataConnection {
 
@@ -108,17 +108,17 @@ public final class DataJDBCSource implements DataSource {
 
     private final Function<Class, List> fullloader = (t) -> queryList(t, (FilterNode) null);
 
-    public DataJDBCSource() throws IOException {
+    public DataDefaultSource() throws IOException {
         this("");
     }
 
-    public DataJDBCSource(final String unitName) throws IOException {
+    public DataDefaultSource(final String unitName) throws IOException {
         this(unitName, System.getProperty(DATASOURCE_CONFPATH) == null
-                ? DataJDBCSource.class.getResource("/META-INF/persistence.xml")
+                ? DataDefaultSource.class.getResource("/META-INF/persistence.xml")
                 : new File(System.getProperty(DATASOURCE_CONFPATH)).toURI().toURL());
     }
 
-    public DataJDBCSource(final String unitName, URL url) throws IOException {
+    public DataDefaultSource(final String unitName, URL url) throws IOException {
         if (url == null) url = this.getClass().getResource("/persistence.xml");
         InputStream in = url.openStream();
         Map<String, Properties> map = loadProperties(in);
@@ -156,7 +156,7 @@ public final class DataJDBCSource implements DataSource {
         EntityInfo.cacheForbidden = "NONE".equalsIgnoreCase(readprop.getProperty("shared-cache-mode"));
     }
 
-    public DataJDBCSource(String unitName, Properties readprop, Properties writeprop) {
+    public DataDefaultSource(String unitName, Properties readprop, Properties writeprop) {
         this.name = unitName;
         this.conf = null;
         this.readPool = new JDBCPoolSource(this, "read", readprop);
@@ -164,7 +164,7 @@ public final class DataJDBCSource implements DataSource {
         EntityInfo.cacheForbidden = "NONE".equalsIgnoreCase(readprop.getProperty("shared-cache-mode"));
     }
 
-    public static Map<String, DataJDBCSource> create(final InputStream in) {
+    public static Map<String, DataDefaultSource> create(final InputStream in) {
         Map<String, Properties> map = loadProperties(in);
         Map<String, Properties[]> maps = new HashMap<>();
         map.entrySet().stream().forEach((en) -> {
@@ -179,9 +179,9 @@ public final class DataJDBCSource implements DataSource {
                 maps.put(en.getKey(), new Properties[]{en.getValue(), en.getValue()});
             }
         });
-        Map<String, DataJDBCSource> result = new HashMap<>();
+        Map<String, DataDefaultSource> result = new HashMap<>();
         maps.entrySet().stream().forEach((en) -> {
-            result.put(en.getKey(), new DataJDBCSource(en.getKey(), en.getValue()[0], en.getValue()[1]));
+            result.put(en.getKey(), new DataDefaultSource(en.getKey(), en.getValue()[0], en.getValue()[1]));
         });
         return result;
     }
@@ -280,11 +280,12 @@ public final class DataJDBCSource implements DataSource {
         return readPool.poll();
     }
 
-    private Connection createWriteSQLConnection() {
+    private <T> Connection createWriteSQLConnection() {
         return writePool.poll();
     }
 
     private void closeSQLConnection(final Connection sqlconn) {
+        if (sqlconn == null) return;
         try {
             sqlconn.close();
         } catch (Exception e) {
@@ -349,9 +350,15 @@ public final class DataJDBCSource implements DataSource {
      */
     @Override
     public <T> void insert(T... values) {
+        if (values.length == 0) return;
+        final EntityInfo<T> info = loadEntityInfo((Class<T>) values[0].getClass());
+        if (info.isVirtualEntity()) {
+            insert(null, info, values);
+            return;
+        }
         Connection conn = createWriteSQLConnection();
         try {
-            insert(conn, values);
+            insert(conn, info, values);
         } finally {
             closeSQLConnection(conn);
         }
@@ -366,17 +373,18 @@ public final class DataJDBCSource implements DataSource {
      */
     @Override
     public <T> void insert(final DataConnection conn, T... values) {
-        insert((Connection) conn.getConnection(), values);
+        if (values.length == 0) return;
+        final EntityInfo<T> info = loadEntityInfo((Class<T>) values[0].getClass());
+        insert((Connection) conn.getConnection(), info, values);
     }
 
-    private <T> void insert(final Connection conn, T... values) {
+    private <T> void insert(final Connection conn, final EntityInfo<T> info, T... values) {
         if (values.length == 0) return;
         try {
-            final Class<T> clazz = (Class<T>) values[0].getClass();
-            final EntityInfo<T> info = loadEntityInfo(clazz);
             final EntityCache<T> cache = info.getCache();
+            if (!info.isVirtualEntity()) {
                 final String sql = info.insertSQL;
-            if (debug.get()) logger.finest(clazz.getSimpleName() + " insert sql=" + sql);
+                if (debug.get()) logger.finest(info.getType().getSimpleName() + " insert sql=" + sql);
                 final PreparedStatement prestmt = info.autoGenerated
                         ? conn.prepareStatement(sql, Statement.RETURN_GENERATED_KEYS) : conn.prepareStatement(sql);
                 final Class primaryType = info.getPrimary().type();
@@ -474,13 +482,14 @@ public final class DataJDBCSource implements DataSource {
                     }
                     set.close();
                 }
+                prestmt.close();
+            }
             if (cache != null) {
                 for (final T value : values) {
                     cache.insert(value);
                 }
-                if (cacheListener != null) cacheListener.insert(name, clazz, values);
+                if (cacheListener != null) cacheListener.insert(name, info.getType(), values);
             }
-            prestmt.close();
         } catch (SQLException e) {
             throw new RuntimeException(e);
         }
@@ -505,9 +514,15 @@ public final class DataJDBCSource implements DataSource {
      */
     @Override
     public <T> void delete(T... values) {
+        if (values.length == 0) return;
+        final EntityInfo<T> info = loadEntityInfo((Class<T>) values[0].getClass());
+        if (info.isVirtualEntity()) {
+            delete(null, info, values);
+            return;
+        }
         Connection conn = createWriteSQLConnection();
         try {
-            delete(conn, values);
+            delete(conn, info, values);
         } finally {
             closeSQLConnection(conn);
         }
@@ -515,27 +530,32 @@ public final class DataJDBCSource implements DataSource {
 
     @Override
     public <T> void delete(final DataConnection conn, T... values) {
-        delete((Connection) conn.getConnection(), values);
+        if (values.length == 0) return;
+        final EntityInfo<T> info = loadEntityInfo((Class<T>) values[0].getClass());
+        delete((Connection) conn.getConnection(), info, values);
     }
 
-    private <T> void delete(final Connection conn, T... values) {
+    private <T> void delete(final Connection conn, final EntityInfo<T> info, T... values) {
         if (values.length == 0) return;
-        final Class clazz = values[0].getClass();
-        final EntityInfo<T> info = loadEntityInfo(clazz);
         final Attribute primary = info.getPrimary();
         Serializable[] ids = new Serializable[values.length];
         int i = 0;
         for (final T value : values) {
             ids[i++] = (Serializable) primary.get(value);
         }
-        delete(conn, clazz, ids);
+        delete(conn, info, ids);
     }
 
     @Override
     public <T> void delete(Class<T> clazz, Serializable... ids) {
+        final EntityInfo<T> info = loadEntityInfo(clazz);
+        if (info.isVirtualEntity()) {
+            delete(null, info, ids);
+            return;
+        }
         Connection conn = createWriteSQLConnection();
         try {
-            delete(conn, clazz, ids);
+            delete(conn, info, ids);
         } finally {
             closeSQLConnection(conn);
         }
@@ -543,27 +563,28 @@ public final class DataJDBCSource implements DataSource {
 
     @Override
     public <T> void delete(final DataConnection conn, Class<T> clazz, Serializable... ids) {
-        delete((Connection) conn.getConnection(), clazz, ids);
+        delete((Connection) conn.getConnection(), loadEntityInfo(clazz), ids);
     }
 
-    private <T> void delete(final Connection conn, Class<T> clazz, Serializable... keys) {
+    private <T> void delete(final Connection conn, final EntityInfo<T> info, Serializable... keys) {
         if (keys.length == 0) return;
         try {
-            final EntityInfo<T> info = loadEntityInfo(clazz);
+            if (!info.isVirtualEntity()) {
                 String sql = "DELETE FROM " + info.getTable() + " WHERE " + info.getPrimarySQLColumn()
                         + " IN " + formatToString(keys);
-            if (debug.get()) logger.finest(clazz.getSimpleName() + " delete sql=" + sql);
+                if (debug.get()) logger.finest(info.getType().getSimpleName() + " delete sql=" + sql);
                 final Statement stmt = conn.createStatement();
                 stmt.execute(sql);
                 stmt.close();
                 if (writeListener != null) writeListener.delete(name, sql);
+            }
             //------------------------------------
             final EntityCache<T> cache = info.getCache();
             if (cache == null) return;
             final Attribute<T, Serializable> attr = info.getPrimary();
             final Serializable[] keys2 = keys;
             Serializable[] ids = cache.delete((T t) -> Arrays.binarySearch(keys2, attr.get(t)) >= 0);
-            if (cacheListener != null) cacheListener.delete(name, clazz, ids);
+            if (cacheListener != null) cacheListener.delete(name, info.getType(), ids);
         } catch (SQLException e) {
             throw new RuntimeException(e);
         }
@@ -571,9 +592,14 @@ public final class DataJDBCSource implements DataSource {
 
     @Override
     public <T> void delete(Class<T> clazz, FilterNode node) {
+        final EntityInfo<T> info = loadEntityInfo(clazz);
+        if (info.isVirtualEntity()) {
+            delete(null, info, node);
+            return;
+        }
         Connection conn = createWriteSQLConnection();
         try {
-            delete(conn, clazz, node);
+            delete(conn, info, node);
         } finally {
             closeSQLConnection(conn);
         }
@@ -581,23 +607,24 @@ public final class DataJDBCSource implements DataSource {
 
     @Override
     public <T> void delete(final DataConnection conn, Class<T> clazz, FilterNode node) {
-        delete((Connection) conn.getConnection(), clazz, node);
+        delete((Connection) conn.getConnection(), loadEntityInfo(clazz), node);
     }
 
-    private <T> void delete(final Connection conn, Class<T> clazz, FilterNode node) {
+    private <T> void delete(final Connection conn, final EntityInfo<T> info, FilterNode node) {
         try {
-            final EntityInfo<T> info = loadEntityInfo(clazz);
+            if (!info.isVirtualEntity()) {
                 String sql = "DELETE FROM " + info.getTable() + " a" + node.createFilterSQLExpress(info, null);
-            if (debug.get()) logger.finest(clazz.getSimpleName() + " delete sql=" + sql);
+                if (debug.get()) logger.finest(info.getType().getSimpleName() + " delete sql=" + sql);
                 final Statement stmt = conn.createStatement();
                 stmt.execute(sql);
                 stmt.close();
                 if (writeListener != null) writeListener.delete(name, sql);
+            }
             //------------------------------------
             final EntityCache<T> cache = info.getCache();
             if (cache == null) return;
             Serializable[] ids = cache.delete(node.createFilterPredicate(info, null));
-            if (cacheListener != null) cacheListener.delete(name, clazz, ids);
+            if (cacheListener != null) cacheListener.delete(name, info.getType(), ids);
         } catch (SQLException e) {
             throw new RuntimeException(e);
         }
@@ -622,9 +649,15 @@ public final class DataJDBCSource implements DataSource {
      */
     @Override
     public <T> void update(T... values) {
+        if (values.length == 0) return;
+        final EntityInfo<T> info = loadEntityInfo((Class<T>) values[0].getClass());
+        if (info.isVirtualEntity()) {
+            update(null, info, values);
+            return;
+        }
         Connection conn = createWriteSQLConnection();
         try {
-            update(conn, values);
+            update(conn, info, values);
         } finally {
             closeSQLConnection(conn);
         }
@@ -632,13 +665,15 @@ public final class DataJDBCSource implements DataSource {
 
     @Override
     public <T> void update(final DataConnection conn, T... values) {
-        update((Connection) conn.getConnection(), values);
+        if (values.length == 0) return;
+        final EntityInfo<T> info = loadEntityInfo((Class<T>) values[0].getClass());
+        update((Connection) conn.getConnection(), info, values);
     }
 
-    private <T> void update(final Connection conn, T... values) {
+    private <T> void update(final Connection conn, final EntityInfo<T> info, T... values) {
         try {
-            Class clazz = values[0].getClass();
+            Class clazz = info.getType();
-            final EntityInfo<T> info = loadEntityInfo(clazz);
+            if (!info.isVirtualEntity()) {
                 if (debug.get()) logger.finest(clazz.getSimpleName() + " update sql=" + info.updateSQL);
                 final Attribute<T, Serializable> primary = info.getPrimary();
                 final PreparedStatement prestmt = conn.prepareStatement(info.updateSQL);
@@ -683,6 +718,7 @@ public final class DataJDBCSource implements DataSource {
                 prestmt.executeBatch();
                 prestmt.close();
                 if (writeListener != null) writeListener.update(name, sqls);
+            }
             //---------------------------------------------------
             final EntityCache<T> cache = info.getCache();
             if (cache == null) return;
@@ -706,9 +742,14 @@ public final class DataJDBCSource implements DataSource {
      */
     @Override
     public <T> void updateColumn(Class<T> clazz, Serializable id, String column, Serializable value) {
+        final EntityInfo<T> info = loadEntityInfo(clazz);
+        if (info.isVirtualEntity()) {
+            updateColumn(null, info, id, column, value);
+            return;
+        }
         Connection conn = createWriteSQLConnection();
         try {
-            updateColumn(conn, clazz, id, column, value);
+            updateColumn(conn, info, id, column, value);
         } finally {
             closeSQLConnection(conn);
         }
@@ -716,24 +757,25 @@ public final class DataJDBCSource implements DataSource {
 
     @Override
     public <T> void updateColumn(DataConnection conn, Class<T> clazz, Serializable id, String column, Serializable value) {
-        updateColumn((Connection) conn.getConnection(), clazz, id, column, value);
+        updateColumn((Connection) conn.getConnection(), loadEntityInfo(clazz), id, column, value);
     }
 
-    private <T> void updateColumn(Connection conn, Class<T> clazz, Serializable id, String column, Serializable value) {
+    private <T> void updateColumn(Connection conn, final EntityInfo<T> info, Serializable id, String column, Serializable value) {
         try {
-            final EntityInfo<T> info = loadEntityInfo(clazz);
+            if (!info.isVirtualEntity()) {
                 String sql = "UPDATE " + info.getTable() + " SET " + info.getSQLColumn(column) + " = "
                         + formatToString(value) + " WHERE " + info.getPrimarySQLColumn() + " = " + formatToString(id);
-            if (debug.get()) logger.finest(clazz.getSimpleName() + " update sql=" + sql);
+                if (debug.get()) logger.finest(info.getType().getSimpleName() + " update sql=" + sql);
                 final Statement stmt = conn.createStatement();
                 stmt.execute(sql);
                 stmt.close();
                 if (writeListener != null) writeListener.update(name, sql);
+            }
             //---------------------------------------------------
             final EntityCache<T> cache = info.getCache();
             if (cache == null) return;
             T rs = cache.update(id, (Attribute<T, Serializable>) info.getAttribute(column), value);
-            if (cacheListener != null) cacheListener.update(name, clazz, rs);
+            if (cacheListener != null) cacheListener.update(name, info.getType(), rs);
         } catch (SQLException e) {
             throw new RuntimeException(e);
         } finally {
@@ -752,9 +794,14 @@ public final class DataJDBCSource implements DataSource {
      */
     @Override
     public <T> void updateColumnIncrement(Class<T> clazz, Serializable id, String column, long incvalue) {
+        final EntityInfo<T> info = loadEntityInfo(clazz);
+        if (info.isVirtualEntity()) {
+            updateColumnIncrement(null, info, id, column, incvalue);
+            return;
+        }
         Connection conn = createWriteSQLConnection();
         try {
-            updateColumnIncrement(conn, clazz, id, column, incvalue);
+            updateColumnIncrement(conn, info, id, column, incvalue);
         } finally {
             closeSQLConnection(conn);
         }
@@ -762,26 +809,27 @@ public final class DataJDBCSource implements DataSource {
 
     @Override
     public <T> void updateColumnIncrement(DataConnection conn, Class<T> clazz, Serializable id, String column, long incvalue) {
-        updateColumnIncrement((Connection) conn.getConnection(), clazz, id, column, incvalue);
+        updateColumnIncrement((Connection) conn.getConnection(), loadEntityInfo(clazz), id, column, incvalue);
     }
 
-    private <T> void updateColumnIncrement(Connection conn, Class<T> clazz, Serializable id, String column, long incvalue) {
+    private <T> void updateColumnIncrement(Connection conn, final EntityInfo<T> info, Serializable id, String column, long incvalue) {
         try {
-            final EntityInfo<T> info = loadEntityInfo(clazz);
+            if (!info.isVirtualEntity()) {
                 String col = info.getSQLColumn(column);
                 String sql = "UPDATE " + info.getTable() + " SET " + col + " = " + col + " + (" + incvalue
                         + ") WHERE " + info.getPrimarySQLColumn() + " = " + formatToString(id);
-            if (debug.get()) logger.finest(clazz.getSimpleName() + " update sql=" + sql);
+                if (debug.get()) logger.finest(info.getType().getSimpleName() + " update sql=" + sql);
                 final Statement stmt = conn.createStatement();
                 stmt.execute(sql);
                 stmt.close();
                 if (writeListener != null) writeListener.update(name, sql);
+            }
             //---------------------------------------------------
             final EntityCache<T> cache = info.getCache();
             if (cache == null) return;
             Attribute<T, Serializable> attr = info.getAttribute(column);
             T value = cache.updateColumnIncrement(id, attr, incvalue);
-            if (value != null && cacheListener != null) cacheListener.update(name, clazz, value);
+            if (value != null && cacheListener != null) cacheListener.update(name, info.getType(), value);
         } catch (SQLException e) {
             throw new RuntimeException(e);
         } finally {
@@ -798,9 +846,14 @@ public final class DataJDBCSource implements DataSource {
      */
     @Override
     public <T> void updateColumns(final T value, final String... columns) {
+        final EntityInfo<T> info = loadEntityInfo((Class<T>) value.getClass());
+        if (info.isVirtualEntity()) {
+            updateColumns(null, info, value, columns);
+            return;
+        }
         Connection conn = createWriteSQLConnection();
         try {
-            updateColumns(conn, value, columns);
+            updateColumns(conn, info, value, columns);
         } finally {
             closeSQLConnection(conn);
         }
@@ -808,24 +861,27 @@ public final class DataJDBCSource implements DataSource {
 
     @Override
     public <T> void updateColumns(final DataConnection conn, final T value, final String... columns) {
-        updateColumns((Connection) conn.getConnection(), value, columns);
+        updateColumns((Connection) conn.getConnection(), loadEntityInfo((Class<T>) value.getClass()), value, columns);
     }
 
-    private <T> void updateColumns(final Connection conn, final T value, final String... columns) {
+    private <T> void updateColumns(final Connection conn, final EntityInfo<T> info, final T value, final String... columns) {
         if (value == null || columns.length < 1) return;
         try {
             final Class<T> clazz = (Class<T>) value.getClass();
-            final EntityInfo<T> info = loadEntityInfo(clazz);
             StringBuilder setsql = new StringBuilder();
             final Serializable id = info.getPrimary().get(value);
             final List<Attribute<T, Serializable>> attrs = new ArrayList<>();
+            final boolean virtual = info.isVirtualEntity();
             for (String col : columns) {
                 Attribute<T, Serializable> attr = info.getUpdateAttribute(col);
                 if (attr == null) continue;
+                attrs.add(attr);
+                if (!virtual) {
                     if (setsql.length() > 0) setsql.append(',');
                     setsql.append(info.getSQLColumn(col)).append(" = ").append(formatToString(attr.get(value)));
-                attrs.add(attr);
                 }
+            }
+            if (!virtual) {
                 String sql = "UPDATE " + info.getTable() + " SET " + setsql
                         + " WHERE " + info.getPrimarySQLColumn() + " = " + formatToString(id);
                 if (debug.get()) logger.finest(value.getClass().getSimpleName() + ": " + sql);
@@ -833,6 +889,7 @@ public final class DataJDBCSource implements DataSource {
                 stmt.execute(sql);
                 stmt.close();
                 if (writeListener != null) writeListener.update(name, sql);
+            }
             //---------------------------------------------------
             final EntityCache<T> cache = info.getCache();
             if (cache == null) return;
@@ -887,7 +944,7 @@ public final class DataJDBCSource implements DataSource {
             final EntityInfo<T> info = loadEntityInfo(entityClass);
             if (node == null && bean != null) node = loadFilterBeanNode(bean.getClass());
             final EntityCache<T> cache = info.getCache();
-            if (cache != null && cache.isFullLoaded()) {
+            if (cache != null && (info.isVirtualEntity() || cache.isFullLoaded())) {
                 Predicate<T> filter = node == null ? null : node.createFilterPredicate(info, bean);
                 if (node == null || node.isJoinAllCached()) {
                     return cache.getNumberResult(reckon, column == null ? null : info.getAttribute(column), filter);
@@ -934,7 +991,7 @@ public final class DataJDBCSource implements DataSource {
             final EntityInfo info = loadEntityInfo(entityClass);
             if (node == null && bean != null) node = loadFilterBeanNode(bean.getClass());
             final EntityCache cache = info.getCache();
-            if (cache != null && cache.isFullLoaded()) {
+            if (cache != null && (info.isVirtualEntity() || cache.isFullLoaded())) {
                 Predicate filter = node == null ? null : node.createFilterPredicate(info, bean);
                 if (node == null || node.isJoinAllCached()) {
                     return cache.getMapResult(info.getAttribute(keyColumn), reckon, reckonColumn == null ? null : info.getAttribute(reckonColumn), filter);
@@ -1049,6 +1106,7 @@ public final class DataJDBCSource implements DataSource {
     /**
      * 根据过滤对象FilterBean查询对象集合
      *
+     * @param <K>
      * @param <T>
      * @param clazz
      * @param bean
@@ -1219,7 +1277,7 @@ public final class DataJDBCSource implements DataSource {
             Predicate<T> filter = node == null ? null : node.createFilterPredicate(info, bean);
             if (node == null || node.isJoinAllCached()) {
                 Sheet<T> sheet = cache.querySheet(selects, filter, flipper, FilterNode.createFilterComparator(info, flipper));
-                if (!sheet.isEmpty() || cache.isFullLoaded()) return sheet;
+                if (!sheet.isEmpty() || info.isVirtualEntity() || cache.isFullLoaded()) return sheet;
             }
         }
         final Connection conn = createReadSQLConnection();

src/com/wentch/redkale/source/DataSourceFactory.java

@@ -31,7 +31,7 @@ public abstract class DataSourceFactory {
 //        }
 //        if (jpa) return new DataJPASource(unitName);
         try {
-            return new DataJDBCSource(unitName);
+            return new DataDefaultSource(unitName);
         } catch (IOException ex) {
             logger.log(Level.WARNING, "cannot create DataSource (" + unitName + ")", ex);
             return null;

src/com/wentch/redkale/source/EntityInfo.java

@@ -34,7 +34,7 @@ public final class EntityInfo<T> {
     //Entity类的类名
     private final Class<T> type;
 
-    //类对应的数据表名
+    //类对应的数据表名, 如果是VirtualEntity 类， 则该字段为null
     private final String table;
 
     private final Creator<T> creator;
@@ -115,7 +115,11 @@ public final class EntityInfo<T> {
         this.logLevel = ll == null ? Integer.MIN_VALUE : Level.parse(ll.value()).intValue();
         //---------------------------------------------
         Table t = type.getAnnotation(Table.class);
+        if (type.getAnnotation(VirtualEntity.class) != null) {
+            this.table = null;
+        } else {
             this.table = (t == null) ? type.getSimpleName().toLowerCase() : (t.catalog().isEmpty()) ? t.name() : (t.catalog() + '.' + t.name());
+        }
         this.creator = Creator.create(type);
         Attribute idAttr0 = null;
         Map<String, String> aliasmap0 = null;
@@ -186,10 +190,10 @@ public final class EntityInfo<T> {
         } while ((cltmp = cltmp.getSuperclass()) != Object.class);
         this.primary = idAttr0;
         this.aliasmap = aliasmap0;
-        {
         this.queryAttributes = queryattrs.toArray(new Attribute[queryattrs.size()]);
         this.insertAttributes = insertattrs.toArray(new Attribute[insertattrs.size()]);
         this.updateAttributes = updateattrs.toArray(new Attribute[updateattrs.size()]);
+        if (table != null) {
             StringBuilder insertsb = new StringBuilder();
             StringBuilder insertsb2 = new StringBuilder();
             for (String col : insertcols) {
@@ -207,13 +211,18 @@ public final class EntityInfo<T> {
             this.updateSQL = "UPDATE " + table + " SET " + updatesb + " WHERE " + getPrimarySQLColumn() + " = ?";
             this.deleteSQL = "DELETE FROM " + table + " WHERE " + getPrimarySQLColumn() + " = ?";
             this.querySQL = "SELECT * FROM " + table + " WHERE " + getPrimarySQLColumn() + " = ?";
+        } else {
+            this.insertSQL = null;
+            this.updateSQL = null;
+            this.deleteSQL = null;
+            this.querySQL = null;
         }
         this.autoGenerated = auto;
         this.distributed = sqldistribute;
         this.allocationSize = allocationSize0;
         //----------------cache--------------
         Cacheable c = type.getAnnotation(Cacheable.class);
-        if (!cacheForbidden && c != null && c.value()) {
+        if (this.table == null || (!cacheForbidden && c != null && c.value())) {
             this.cache = new EntityCache<>(type, creator, primary, attributes);
         } else {
             this.cache = null;
@@ -241,6 +250,15 @@ public final class EntityInfo<T> {
         return type;
     }
 
+    /**
+     * 是否虚拟类
+     * <p>
+     * @return
+     */
+    public boolean isVirtualEntity() {
+        return table == null;
+    }
+
     public String getTable() {
         return table;
     }

src/com/wentch/redkale/source/JDBCPoolSource.java

@@ -5,7 +5,7 @@
  */
 package com.wentch.redkale.source;
 
-import static com.wentch.redkale.source.DataJDBCSource.*;
+import static com.wentch.redkale.source.DataDefaultSource.*;
 import java.io.*;
 import java.lang.ref.WeakReference;
 import java.lang.reflect.Method;
@@ -40,7 +40,7 @@ public class JDBCPoolSource {
 
     private final ConnectionEventListener listener;
 
-    private final DataJDBCSource dataSource;
+    private final DataDefaultSource dataSource;
 
     private final String stype; // "" 或 "read"  或 "write"
 
@@ -52,7 +52,7 @@ public class JDBCPoolSource {
 
     private String password;
 
-    public JDBCPoolSource(DataJDBCSource source, String stype, Properties prop) {
+    public JDBCPoolSource(DataDefaultSource source, String stype, Properties prop) {
         this.dataSource = source;
         this.stype = stype;
         this.source = createDataSource(prop);

src/com/wentch/redkale/source/VirtualEntity.java

@@ -0,0 +1,21 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package com.wentch.redkale.source;
+
+import java.lang.annotation.*;
+import static java.lang.annotation.ElementType.TYPE;
+import static java.lang.annotation.RetentionPolicy.RUNTIME;
+
+/**
+ *
+ * @author zhangjx
+ */
+@Documented
+@Target(TYPE)
+@Retention(RUNTIME)
+public @interface VirtualEntity {
+
+}