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Posted to commits@commons.apache.org by ma...@apache.org on 2013/12/03 22:35:28 UTC

svn commit: r1547594 - in /commons/proper/dbcp/trunk: doc/ src/java/org/apache/commons/dbcp2/ src/test/org/apache/commons/dbcp2/

Author: markt
Date: Tue Dec  3 21:35:28 2013
New Revision: 1547594

URL: http://svn.apache.org/r1547594
Log:
Make some progress (finally) with using generics and reducing the number of warnings in the code.

Modified:
    commons/proper/dbcp/trunk/doc/PoolingDataSourceExample.java
    commons/proper/dbcp/trunk/src/java/org/apache/commons/dbcp2/PoolingDataSource.java
    commons/proper/dbcp/trunk/src/test/org/apache/commons/dbcp2/TestDriverManagerConnectionFactory.java
    commons/proper/dbcp/trunk/src/test/org/apache/commons/dbcp2/TestPStmtPooling.java
    commons/proper/dbcp/trunk/src/test/org/apache/commons/dbcp2/TestPoolingDriver.java

Modified: commons/proper/dbcp/trunk/doc/PoolingDataSourceExample.java
URL: http://svn.apache.org/viewvc/commons/proper/dbcp/trunk/doc/PoolingDataSourceExample.java?rev=1547594&r1=1547593&r2=1547594&view=diff
==============================================================================
--- commons/proper/dbcp/trunk/doc/PoolingDataSourceExample.java (original)
+++ commons/proper/dbcp/trunk/doc/PoolingDataSourceExample.java Tue Dec  3 21:35:28 2013
@@ -30,6 +30,7 @@ import java.sql.SQLException;
 import org.apache.commons.pool2.ObjectPool;
 import org.apache.commons.pool2.impl.GenericObjectPool;
 import org.apache.commons.dbcp2.ConnectionFactory;
+import org.apache.commons.dbcp2.PoolableConnection;
 import org.apache.commons.dbcp2.PoolingDataSource;
 import org.apache.commons.dbcp2.PoolableConnectionFactory;
 import org.apache.commons.dbcp2.DriverManagerConnectionFactory;
@@ -155,14 +156,15 @@ public class PoolingDataSourceExample {
         // We'll use a GenericObjectPool instance, although
         // any ObjectPool implementation will suffice.
         //
-        ObjectPool connectionPool =
-            new GenericObjectPool(poolableConnectionFactory);
+        ObjectPool<PoolableConnection> connectionPool =
+                new GenericObjectPool<>(poolableConnectionFactory);
 
         //
         // Finally, we create the PoolingDriver itself,
         // passing in the object pool we created.
         //
-        PoolingDataSource dataSource = new PoolingDataSource(connectionPool);
+        PoolingDataSource<PoolableConnection> dataSource =
+                new PoolingDataSource<>(connectionPool);
 
         return dataSource;
     }

Modified: commons/proper/dbcp/trunk/src/java/org/apache/commons/dbcp2/PoolingDataSource.java
URL: http://svn.apache.org/viewvc/commons/proper/dbcp/trunk/src/java/org/apache/commons/dbcp2/PoolingDataSource.java?rev=1547594&r1=1547593&r2=1547594&view=diff
==============================================================================
--- commons/proper/dbcp/trunk/src/java/org/apache/commons/dbcp2/PoolingDataSource.java (original)
+++ commons/proper/dbcp/trunk/src/java/org/apache/commons/dbcp2/PoolingDataSource.java Tue Dec  3 21:35:28 2013
@@ -5,9 +5,9 @@
  * The ASF licenses this file to You 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.
@@ -38,20 +38,20 @@ import org.apache.commons.pool2.ObjectPo
  * @author Dirk Verbeeck
  * @version $Revision$ $Date$
  */
-public class PoolingDataSource implements DataSource {
+public class PoolingDataSource<C extends Connection> implements DataSource {
 
     /** Controls access to the underlying connection */
-    private boolean accessToUnderlyingConnectionAllowed = false; 
+    private boolean accessToUnderlyingConnectionAllowed = false;
 
     public PoolingDataSource() {
         this(null);
     }
 
-    public PoolingDataSource(ObjectPool<Connection> pool) {
+    public PoolingDataSource(ObjectPool<C> pool) {
         _pool = pool;
     }
 
-    public void setPool(ObjectPool<Connection> pool)
+    public void setPool(ObjectPool<C> pool)
             throws IllegalStateException, NullPointerException {
         if(null != _pool) {
             throw new IllegalStateException("Pool already set");
@@ -64,7 +64,7 @@ public class PoolingDataSource implement
 
     /**
      * Returns the value of the accessToUnderlyingConnectionAllowed property.
-     * 
+     *
      * @return true if access to the underlying is allowed, false otherwise.
      */
     public boolean isAccessToUnderlyingConnectionAllowed() {
@@ -75,7 +75,7 @@ public class PoolingDataSource implement
      * Sets the value of the accessToUnderlyingConnectionAllowed property.
      * It controls if the PoolGuard allows access to the underlying connection.
      * (Default: false)
-     * 
+     *
      * @param allow Access to the underlying connection is granted when true.
      */
     public void setAccessToUnderlyingConnectionAllowed(boolean allow) {
@@ -93,7 +93,7 @@ public class PoolingDataSource implement
         throw new SQLException("PoolingDataSource is not a wrapper.");
     }
     /* JDBC_4_ANT_KEY_END */
-    
+
     @Override
     public Logger getParentLogger() throws SQLFeatureNotSupportedException {
         throw new SQLFeatureNotSupportedException();
@@ -111,7 +111,7 @@ public class PoolingDataSource implement
             Connection conn = _pool.borrowObject();
             if (conn != null) {
                 conn = new PoolGuardConnectionWrapper(conn);
-            } 
+            }
             return conn;
         } catch(SQLException e) {
             throw e;
@@ -175,10 +175,10 @@ public class PoolingDataSource implement
     /** My log writer. */
     protected PrintWriter _logWriter = null;
 
-    protected ObjectPool<Connection> _pool = null;
+    protected ObjectPool<C> _pool = null;
 
     /**
-     * PoolGuardConnectionWrapper is a Connection wrapper that makes sure a 
+     * PoolGuardConnectionWrapper is a Connection wrapper that makes sure a
      * closed connection cannot be used anymore.
      */
     private class PoolGuardConnectionWrapper extends DelegatingConnection {

Modified: commons/proper/dbcp/trunk/src/test/org/apache/commons/dbcp2/TestDriverManagerConnectionFactory.java
URL: http://svn.apache.org/viewvc/commons/proper/dbcp/trunk/src/test/org/apache/commons/dbcp2/TestDriverManagerConnectionFactory.java?rev=1547594&r1=1547593&r2=1547594&view=diff
==============================================================================
--- commons/proper/dbcp/trunk/src/test/org/apache/commons/dbcp2/TestDriverManagerConnectionFactory.java (original)
+++ commons/proper/dbcp/trunk/src/test/org/apache/commons/dbcp2/TestDriverManagerConnectionFactory.java Tue Dec  3 21:35:28 2013
@@ -5,9 +5,9 @@
  * The ASF licenses this file to You 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.
@@ -36,7 +36,7 @@ import junit.framework.TestSuite;
  * @version $Revision$ $Date$
  */
 public class TestDriverManagerConnectionFactory extends TestCase {
-    
+
     public TestDriverManagerConnectionFactory(String testName) {
         super(testName);
     }
@@ -60,15 +60,15 @@ public class TestDriverManagerConnection
         poolableConnectionFactory.setDefaultReadOnly(false);
         poolableConnectionFactory.setDefaultAutoCommit(true);
 
-        GenericObjectPool connectionPool =
-            new GenericObjectPool(poolableConnectionFactory, config);
+        GenericObjectPool<PoolableConnection> connectionPool =
+                new GenericObjectPool<>(poolableConnectionFactory, config);
         poolableConnectionFactory.setPool(connectionPool);
-        PoolingDataSource dataSource =
-            new PoolingDataSource(connectionPool);
+        PoolingDataSource<PoolableConnection> dataSource =
+                new PoolingDataSource<>(connectionPool);
 
         ConnectionThread[] connectionThreads = new ConnectionThread[10];
         Thread[] threads = new Thread[10];
-        
+
         for (int i = 0; i < 10; i++) {
             connectionThreads[i] = new ConnectionThread(dataSource);
             threads[i] = new Thread(connectionThreads[i]);
@@ -85,11 +85,11 @@ public class TestDriverManagerConnection
             }
         }
     }
-    
+
     private static final class ConnectionThread implements Runnable {
         private DataSource ds;
         private volatile boolean result = true;
-        
+
         private ConnectionThread(DataSource ds) {
             this.ds = ds;
         }
@@ -107,13 +107,13 @@ public class TestDriverManagerConnection
                     try {
                         conn.close();
                     } catch (Exception e) {
-                        e.printStackTrace();                    
+                        e.printStackTrace();
                         result = false;
                     }
                 }
             }
         }
-        
+
         public boolean getResult() {
             return result;
         }

Modified: commons/proper/dbcp/trunk/src/test/org/apache/commons/dbcp2/TestPStmtPooling.java
URL: http://svn.apache.org/viewvc/commons/proper/dbcp/trunk/src/test/org/apache/commons/dbcp2/TestPStmtPooling.java?rev=1547594&r1=1547593&r2=1547594&view=diff
==============================================================================
--- commons/proper/dbcp/trunk/src/test/org/apache/commons/dbcp2/TestPStmtPooling.java (original)
+++ commons/proper/dbcp/trunk/src/test/org/apache/commons/dbcp2/TestPStmtPooling.java Tue Dec  3 21:35:28 2013
@@ -5,9 +5,9 @@
  * The ASF licenses this file to You 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.
@@ -32,7 +32,7 @@ import org.apache.commons.pool2.impl.Gen
 
 /**
  * TestSuite for BasicDataSource with prepared statement pooling enabled
- * 
+ *
  * @author Dirk Verbeeck
  * @version $Revision$ $Date$
  */
@@ -55,9 +55,9 @@ public class TestPStmtPooling extends Te
         pcf.setPoolStatements(true);
         pcf.setDefaultReadOnly(false);
         pcf.setDefaultAutoCommit(true);
-        ObjectPool<? extends Connection> connPool = new GenericObjectPool<>(pcf);
+        ObjectPool<PoolableConnection> connPool = new GenericObjectPool<>(pcf);
 
-        DataSource ds = new PoolingDataSource((ObjectPool<Connection>) connPool);
+        DataSource ds = new PoolingDataSource<>(connPool);
 
         Connection conn = ds.getConnection();
         Statement stmt1 = conn.prepareStatement("select 1 from dual");
@@ -68,7 +68,7 @@ public class TestPStmtPooling extends Te
         stmt2.close();
         assertSame(ustmt1, ustmt2);
     }
-    
+
     public void testCallableStatementPooling() throws Exception {
         new TesterDriver();
         ConnectionFactory connFactory = new DriverManagerConnectionFactory(
@@ -80,9 +80,9 @@ public class TestPStmtPooling extends Te
         pcf.setDefaultReadOnly(false);
         pcf.setDefaultAutoCommit(true);
 
-        ObjectPool connPool = new GenericObjectPool(pcf);
+        ObjectPool<PoolableConnection> connPool = new GenericObjectPool<>(pcf);
 
-        DataSource ds = new PoolingDataSource(connPool);
+        DataSource ds = new PoolingDataSource<>(connPool);
 
         Connection conn = ds.getConnection();
         Statement stmt1 = conn.prepareStatement("select 1 from dual");
@@ -106,7 +106,7 @@ public class TestPStmtPooling extends Te
         assertNotSame(ustmt1, ustmt3);
         assertNotSame(ustmt3, ucstmt1);
     }
-    
+
     public void testClosePool() throws Exception {
         new TesterDriver();
         ConnectionFactory connFactory = new DriverManagerConnectionFactory(
@@ -118,16 +118,16 @@ public class TestPStmtPooling extends Te
         pcf.setDefaultReadOnly(false);
         pcf.setDefaultAutoCommit(true);
 
-        ObjectPool connPool = new GenericObjectPool(pcf);
+        ObjectPool<PoolableConnection> connPool = new GenericObjectPool<>(pcf);
 
-        DataSource ds = new PoolingDataSource(connPool);
-        ((PoolingDataSource) ds).setAccessToUnderlyingConnectionAllowed(true);
+        DataSource ds = new PoolingDataSource<>(connPool);
+        ((PoolingDataSource<?>) ds).setAccessToUnderlyingConnectionAllowed(true);
 
         Connection conn = ds.getConnection();
         conn.prepareStatement("select 1 from dual");
-        
+
         Connection poolableConnection = ((DelegatingConnection) conn).getDelegate();
-        Connection poolingConnection = 
+        Connection poolingConnection =
             ((DelegatingConnection) poolableConnection).getDelegate();
         poolingConnection.close();
         try {
@@ -135,6 +135,6 @@ public class TestPStmtPooling extends Te
             fail("Expecting SQLException");
         } catch (SQLException ex) {
             assertTrue(ex.getMessage().endsWith("invalid PoolingConnection."));
-        }     
+        }
     }
 }

Modified: commons/proper/dbcp/trunk/src/test/org/apache/commons/dbcp2/TestPoolingDriver.java
URL: http://svn.apache.org/viewvc/commons/proper/dbcp/trunk/src/test/org/apache/commons/dbcp2/TestPoolingDriver.java?rev=1547594&r1=1547593&r2=1547594&view=diff
==============================================================================
--- commons/proper/dbcp/trunk/src/test/org/apache/commons/dbcp2/TestPoolingDriver.java (original)
+++ commons/proper/dbcp/trunk/src/test/org/apache/commons/dbcp2/TestPoolingDriver.java Tue Dec  3 21:35:28 2013
@@ -96,8 +96,9 @@ public class TestPoolingDriver extends T
             new PoolableConnectionFactory(connectionFactory);
         pcf.setDefaultReadOnly(false);
         pcf.setDefaultAutoCommit(true);
-        GenericObjectPool connectionPool = new GenericObjectPool(pcf);
-        new PoolingDataSource(connectionPool);
+        GenericObjectPool<PoolableConnection> connectionPool =
+                new GenericObjectPool<>(pcf);
+        new PoolingDataSource<>(connectionPool);
     }
 
     public void test2() {