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From allee8...@apache.org
Subject svn commit: r711726 - in /openjpa/trunk/openjpa-jdbc/src: main/java/org/apache/openjpa/jdbc/sql/DBDictionaryFactory.java test/java/org/apache/openjpa/jdbc/sql/ test/java/org/apache/openjpa/jdbc/sql/TestDictionaryFactory.java
Date Wed, 05 Nov 2008 22:31:42 GMT
Author: allee8285
Date: Wed Nov  5 14:31:42 2008
New Revision: 711726

URL: http://svn.apache.org/viewvc?rev=711726&view=rev
Log:
OPENJPA-580 - Improve jdbc url mapping to DB dictionary alias.

Added:
    openjpa/trunk/openjpa-jdbc/src/test/java/org/apache/openjpa/jdbc/sql/
    openjpa/trunk/openjpa-jdbc/src/test/java/org/apache/openjpa/jdbc/sql/TestDictionaryFactory.java
Modified:
    openjpa/trunk/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/DBDictionaryFactory.java

Modified: openjpa/trunk/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/DBDictionaryFactory.java
URL: http://svn.apache.org/viewvc/openjpa/trunk/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/DBDictionaryFactory.java?rev=711726&r1=711725&r2=711726&view=diff
==============================================================================
--- openjpa/trunk/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/DBDictionaryFactory.java
(original)
+++ openjpa/trunk/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/DBDictionaryFactory.java
Wed Nov  5 14:31:42 2008
@@ -75,7 +75,7 @@
         String url, String driver, String props) {
         String dclass = dictionaryClassForString(driver, conf);
         if (dclass == null)
-            dclass = dictionaryClassForString(url, conf);
+            dclass = dictionaryClassForString(getProtocol(url), conf);
         if (dclass == null)
             return null;
         return newDBDictionary(conf, dclass, props);
@@ -93,7 +93,8 @@
             String dclass = dictionaryClassForString(meta
                 .getDatabaseProductName(), conf);
             if (dclass == null)
-                dclass = dictionaryClassForString(meta.getURL(), conf);
+                dclass = dictionaryClassForString(getProtocol(meta.getURL()),
+                    conf);
             if (dclass == null)
                 dclass = DBDictionary.class.getName();
             return newDBDictionary(conf, dclass, props, conn);
@@ -108,6 +109,37 @@
         }
     }
 
+    /*
+     * Returns the "jdbc:" protocol of the url parameter. Looks for the prefix
+     * string up to the 3rd ':' or the 1st '@', '/' or '\', whichever comes
+     * first.
+     * 
+     * This method is package qualified so that TestDictionaryFactory class can
+     * access and test this method behavior.
+     */
+    static String getProtocol(String url) {
+        String protocol = null;
+        if (!StringUtils.isEmpty(url)) {
+            if (url.startsWith("jdbc:")) {
+                int colonCount = 1;
+                int next = "jdbc:".length();
+                int protoEnd = next;
+                while (colonCount < 3 && next < url.length()) {
+                    char c = url.charAt(next++);
+                    if (c == ':') {
+                        ++colonCount;
+                        protoEnd = next;
+                    } else if (c == '@' || c == '/' || c == '\\') {
+                        --next;
+                        break;
+                    }
+                }
+                protocol = url.substring(0, protoEnd);
+            }
+        }
+        return protocol;
+    }
+
     /**
      * Create the dictionary using the given class name and properties; the
      * connection may be null if not supplied to the factory.

Added: openjpa/trunk/openjpa-jdbc/src/test/java/org/apache/openjpa/jdbc/sql/TestDictionaryFactory.java
URL: http://svn.apache.org/viewvc/openjpa/trunk/openjpa-jdbc/src/test/java/org/apache/openjpa/jdbc/sql/TestDictionaryFactory.java?rev=711726&view=auto
==============================================================================
--- openjpa/trunk/openjpa-jdbc/src/test/java/org/apache/openjpa/jdbc/sql/TestDictionaryFactory.java
(added)
+++ openjpa/trunk/openjpa-jdbc/src/test/java/org/apache/openjpa/jdbc/sql/TestDictionaryFactory.java
Wed Nov  5 14:31:42 2008
@@ -0,0 +1,203 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  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.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.openjpa.jdbc.sql;
+
+import java.lang.reflect.Method;
+
+import junit.framework.TestCase;
+
+public class TestDictionaryFactory extends TestCase {
+
+    private String[][] testMatrix =  {
+        // Generic url
+        {"jdbc:mysql:",                                     
+         "jdbc:mysql:" },
+        {"jdbc:cloudscape:database",
+         "jdbc:cloudscape:" },           
+        {"jdbc:as400://systemname",
+         "jdbc:as400:" },
+        {"jdbc:Cache://host:1234/db",
+         "jdbc:Cache:" },
+        {"jdbc:FrontBase://host.domain.com/mydb",
+         "jdbc:FrontBase:" },
+        {"jdbc:sqlserver://server\\instance:1234;p1=v1",
+         "jdbc:sqlserver:"},
+        {"jdbc:interbase://win32:3/C:/fire/test.gdb",
+         "jdbc:interbase:"},
+        {"jdbc:firebirdsql://unix/fire/test.gdb",
+         "jdbc:firebirdsql:"},
+        {"jdbc:db2://localhost:5000/db2",
+         "jdbc:db2:" },
+         
+        // Oracle - Thin and OCI
+        {"jdbc:oracle:thin:@host:1234:database_sid",
+         "jdbc:oracle:thin:"},
+        {"jdbc:oracle:oci://host:port/service", 
+         "jdbc:oracle:oci:"},
+        {"jdbc:oracle:thin:host:1234:sid",      
+         "jdbc:oracle:thin:"},
+        {"jdbc:oracle:oci:TNSName",       
+         "jdbc:oracle:oci:"},
+         
+        // MS SQLServer 2000 Driver
+        {"jdbc:microsoft:sqlserver://host:123;dbname=name;usr=u;pwd=p",
+         "jdbc:microsoft:sqlserver:"},
+        // MS SQLServer (Sprinta)
+        {"jdbc:inetdae7:host:1234?database=DB", 
+         "jdbc:inetdae7:host:"},
+        // MS Access
+        {"jdbc:odbc:Driver=Microsoft Access Driver (*.mdb);DBQ=c:\\db_file;",
+         "jdbc:odbc:Driver=Microsoft Access Driver (*.mdb);DBQ=c:"},
+         
+        // jTDS JDBC Driver
+        {"jdbc:jtds:microsoft:host:1234/database",          
+         "jdbc:jtds:microsoft:"},
+        {"jdbc:jtds:sqlserver://server:1234/database;p=v1",
+         "jdbc:jtds:sqlserver:"},
+         
+        // mySQL
+        {"jdbc:mysql://host,failoverhost:1234/database", 
+         "jdbc:mysql:"},
+        {"jdbc:mysql://host1:1,host2:2/database?p1=v1&p2=v2",
+         "jdbc:mysql:"},
+         
+        // PostgreSQL
+        {"jdbc:postgresql:database",
+         "jdbc:postgresql:"},
+
+        // JBOSS
+        {"jdbc:AvenirDriver://127.0.0.1:1433/master;uid=sa;pwd=sa",
+         "jdbc:AvenirDriver:"},
+        {"jdbc:merant:sqlserver://suresh:1433",
+         "jdbc:merant:sqlserver:"},
+        {"jdbc:JSQLConnect://localhost/database=Master&user=sa&password=sa",
+         "jdbc:JSQLConnect:"},
+        {"jdbc:weblogic:mssqlserver4:Master@suresh:1433?user=sa&password=sa",
+         "jdbc:weblogic:mssqlserver4:"},
+
+        // SyBase
+        {"jdbc:sybase:Tds:host:1234?ServiceName=database_name",  
+         "jdbc:sybase:Tds:"},
+          
+        // Hypersonic SQL (in-process)
+        {"jdbc:hsqldb:file:/opt/db/testdb",
+         "jdbc:hsqldb:file:"},
+        // Hypersonic SQL (in-memory)
+        {"jdbc:hsqldb:mem:aname",
+         "jdbc:hsqldb:mem:"},
+        //Hypersonic SQL (server)
+        {"jdbc:hsqldb:database",
+         "jdbc:hsqldb:"},
+        {"jdbc:hsqldb:hsql://host:1234",
+         "jdbc:hsqldb:hsql:"},
+
+        // Informix
+        {"jdbc:informix-sqli://host:1234/database:informixserver=dbserver.com",
+         "jdbc:informix-sqli:"},
+
+        // Derby
+        {"jdbc:derby:net://host:1527/<databaseName",
+         "jdbc:derby:net:"},
+
+        // Cloudscape
+        {"jdbc:cloudscape:MyDataBase",
+         "jdbc:cloudscape:"},
+
+        // PointBase
+         {"jdbc:pointbase:embedded:PBPUBLIC",
+          "jdbc:pointbase:embedded:"},
+         {"jdbc:pointbase:server://host:1234/database",
+          "jdbc:pointbase:server:"},
+
+        // Interbase
+        {"jdbc:interbase:jndi:LDAP_hostname:1234/db",
+         "jdbc:interbase:jndi:"},
+        
+        // Borland JDataStore
+        {"jdbc:borland:dsremote://hostName/path/storeName.jds",
+         "jdbc:borland:dsremote:"},
+        {"jdbc:borland:dslocal:storeName.jds",
+         "jdbc:borland:dslocal:"},
+        
+        // EasySoft
+        {"jdbc:easysoft://server/datasource:logonuser=user:logonpassword=pwd",
+         "jdbc:easysoft:"},
+         
+        // PointBase
+        {"jdbc:empress:DATABASE=db",
+         "jdbc:empress:"},
+        {"jdbc:empress://SERVER=localhost;PORT=6322",
+         "jdbc:empress:"},
+        {"jdbc:pointbase:embedded:sample",
+         "jdbc:pointbase:embedded:"},
+
+        // Interbase (Java driver) / FireBird
+        {"jdbc:firebirdsql:host/1234:database",
+         "jdbc:firebirdsql:"},
+        {"jdbc:firebirdsql:localhost/3050:/firebird/test.gdb",
+         "jdbc:firebirdsql:"},
+        
+        // H2 Database (embedded)
+        {"jdbc:h2:test",
+         "jdbc:h2:"},
+        // H2 Database (Client Server)
+        {"jdbc:h2:tcp://localhost:9092/test",
+         "jdbc:h2:tcp:"},
+        // H2 Database (In Memory)
+        {"jdbc:h2:mem:name;key=value",
+         "jdbc:h2:mem:"},
+        {"jdbc:h2:file:fileName;key=value",
+         "jdbc:h2:file:"},
+         
+        // Error case
+         {"file://c:/",
+          null},
+    };
+    
+    private static Method getProtocol;
+
+    public void setUp() {
+        try {
+            getProtocol = DBDictionaryFactory.class.getDeclaredMethod(
+                "getProtocol", String.class);
+        } catch (Exception e) {
+            fail(e.getMessage());
+        }
+    }
+    
+    /**
+     * <p>
+     * Tests calculateDBDictionary for the supported database and validate the
+     * proper dictionary is selected based on the jdbc url.
+     * </p>
+     * 
+     * @author Albert Lee
+     */
+    public void testUrl2Dictionary() {
+        for (int i = 0; i < testMatrix.length; ++i) {
+            try {
+                String dbType = (String) getProtocol.invoke(null,
+                    testMatrix[i][0]);
+                assertEquals(dbType, testMatrix[i][1]);
+            } catch (Exception e) {
+                fail(e.getMessage());
+            }
+        }
+    }
+}



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