| 1 | /* ============================================================= |
| 2 | * SmallSQL : a free Java DBMS library for the Java(tm) platform |
| 3 | * ============================================================= |
| 4 | * |
| 5 | * (C) Copyright 2004-2006, by Volker Berlin. |
| 6 | * |
| 7 | * Project Info: http://www.smallsql.de/ |
| 8 | * |
| 9 | * This library is free software; you can redistribute it and/or modify it |
| 10 | * under the terms of the GNU Lesser General Public License as published by |
| 11 | * the Free Software Foundation; either version 2.1 of the License, or |
| 12 | * (at your option) any later version. |
| 13 | * |
| 14 | * This library is distributed in the hope that it will be useful, but |
| 15 | * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
| 16 | * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public |
| 17 | * License for more details. |
| 18 | * |
| 19 | * You should have received a copy of the GNU Lesser General Public |
| 20 | * License along with this library; if not, write to the Free Software |
| 21 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, |
| 22 | * USA. |
| 23 | * |
| 24 | * [Java is a trademark or registered trademark of Sun Microsystems, Inc. |
| 25 | * in the United States and other countries.] |
| 26 | * |
| 27 | * --------------- |
| 28 | * SSDriver.java |
| 29 | * --------------- |
| 30 | * Author: Volker Berlin |
| 31 | * |
| 32 | */ |
| 33 | package smallsql.database; |
| 34 | |
| 35 | import java.io.IOException; |
| 36 | import java.io.StringBufferInputStream; |
| 37 | import java.sql.*; |
| 38 | import java.util.Properties; |
| 39 | |
| 40 | public class SSDriver implements Driver { |
| 41 | |
| 42 | static final String URL_PREFIX = "jdbc:smallsql"; |
| 43 | |
| 44 | static SSDriver drv; |
| 45 | static { |
| 46 | try{ |
| 47 | drv = new SSDriver(); |
| 48 | java.sql.DriverManager.registerDriver(drv); |
| 49 | //DriverManager.setLogStream(System.out); |
| 50 | //DriverManager.setLogStream(new java.io.PrintStream(new java.io.FileOutputStream("jdbc.log"))); |
| 51 | }catch(Throwable e){} |
| 52 | } |
| 53 | |
| 54 | |
| 55 | public Connection connect(String url, Properties info) throws SQLException { |
| 56 | Properties props = (Properties)info.clone(); |
| 57 | if(!acceptsURL(url)) return null; |
| 58 | int idx1 = url.indexOf( ':', 5); // search after "jdbc:" |
| 59 | if(idx1 > 0){ |
| 60 | int idx2 = url.indexOf('?', idx1+1); |
| 61 | String dbPath = (idx2 > 0) ? url.substring(idx1+1, idx2) : url.substring(idx1+1); |
| 62 | props.setProperty("dbpath", dbPath); |
| 63 | if(idx2 > 0){ |
| 64 | String propsString = url.substring(idx2+1); |
| 65 | propsString = propsString.replace(';', '\n'); |
| 66 | try { |
| 67 | Properties urlProps = new Properties(props); |
| 68 | urlProps.load(new StringBufferInputStream(propsString)); |
| 69 | props = urlProps; |
| 70 | } catch (Exception e) { |
| 71 | e.printStackTrace(); |
| 72 | } |
| 73 | } |
| 74 | } |
| 75 | return new SSConnection( props ); |
| 76 | } |
| 77 | |
| 78 | |
| 79 | public boolean acceptsURL(String url) throws SQLException { |
| 80 | return url.startsWith(URL_PREFIX); |
| 81 | } |
| 82 | |
| 83 | |
| 84 | public DriverPropertyInfo[] getPropertyInfo(String url, Properties info) throws SQLException { |
| 85 | /**@todo: Implement this java.sql.Driver method*/ |
| 86 | throw new java.lang.UnsupportedOperationException("Method getPropertyInfo() not yet implemented."); |
| 87 | } |
| 88 | |
| 89 | |
| 90 | public int getMajorVersion() { |
| 91 | return 0; |
| 92 | } |
| 93 | |
| 94 | |
| 95 | public int getMinorVersion() { |
| 96 | return 15; |
| 97 | } |
| 98 | |
| 99 | |
| 100 | public boolean jdbcCompliant() { |
| 101 | return true; |
| 102 | } |
| 103 | } |