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From bali...@apache.org
Subject cvs commit: jakarta-commons-sandbox/simplestore/src/jdbc/org/apache/commons/simplestore/jdbc DBStorage.java DriverDataSource.java
Date Thu, 06 Jun 2002 17:42:32 GMT
baliuka     2002/06/06 10:42:32

  Modified:    simplestore/src/jdbc/org/apache/commons/simplestore/jdbc
                        DBStorage.java DriverDataSource.java
  Log:
  
  
  Revision  Changes    Path
  1.2       +31 -22    jakarta-commons-sandbox/simplestore/src/jdbc/org/apache/commons/simplestore/jdbc/DBStorage.java
  
  Index: DBStorage.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons-sandbox/simplestore/src/jdbc/org/apache/commons/simplestore/jdbc/DBStorage.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- DBStorage.java	25 May 2002 13:48:59 -0000	1.1
  +++ DBStorage.java	6 Jun 2002 17:42:32 -0000	1.2
  @@ -77,7 +77,7 @@
   /**
    *@author     Juozas Baliuka <a href="mailto:baliuka@mwm.lt">
    *      baliuka@mwm.lt</a>
  - *@version    $Id: DBStorage.java,v 1.1 2002/05/25 13:48:59 baliuka Exp $
  + *@version    $Id: DBStorage.java,v 1.2 2002/06/06 17:42:32 baliuka Exp $
    */
   public class DBStorage extends AbstractStorage implements org.apache.commons.simplestore.tools.Constants
{
      
  @@ -136,9 +136,7 @@
                       while (rs.next()) {
                           result++;
                           for (int i = 1; i <= cnt; i++) {
  -                            String name = rsmd.getColumnName(i);
  -                            Object val = rs.getObject(i);
  -                            if(! eh.nextResult(i, name, val, rsmd.getColumnType(i))){
  +                            if(! eh.nextResult(i - 1, rs.getObject(i) ) ){
                                   break;
                               }
                           }
  @@ -167,23 +165,22 @@
            
           final MetaClass mClass =  context.getMetaClass( clasz );
           final java.beans.PropertyDescriptor[] descriptors = mClass.getProperties();
  -        final String sql = "SELECT * FROM " + mClass.getName() + " WHERE "+mClass.getOIDName()+"=?";
  +        final String sql = "SELECT * FROM " +  propertyList(mClass) + " WHERE "+mClass.getOIDName()+"=?";
           Persistent result = (Persistent) mClass.newInstance( id );
           final MetaObject pc = result.getMetaObject();
           final Object props[] = pc.getProperties();
           ResultSetHandler rsh =
           new ResultSetHandler() {
               
  -            public boolean nextResult(int index, String name, Object value, int type) throws
StorageException {
  +            public boolean nextResult(int index, Object value ) throws StorageException
{
                   
                   try {
  -                    if ( name.equalsIgnoreCase(mClass.getOIDName())) {
  +                    if ( index == 0 ) {
                           //OID is known
                           return true;
                       }
  -                    
  -                    int propIndex =  mClass.getPropertyIndex( name );
  -                    props[ propIndex ] = value;
  +                  
  +                    props[ index ] = value;
                       return true;
                   } catch (Throwable t) {
                       t.printStackTrace();
  @@ -203,13 +200,28 @@
       public void enumerateInternal(final Class clasz, Set objects, final EnumeratorCallback
callback) throws StorageException {
           
           final MetaClass mClass =  context.getMetaClass(clasz);
  -        final String sql = "SELECT "+ mClass.getOIDName() + " AS " + INTERNAL_OID + ",
* FROM " + mClass.getName();
  +        final String sql = "SELECT " +  propertyList(mClass)  + " FROM " + mClass.getName();
           
           excecute( sql, null, new QueryHandler(objects,clasz,callback));
           
       }
       
  +    private String propertyList(MetaClass mclass){
       
  +        final java.beans.PropertyDescriptor[] beanProps = mclass.getProperties();
  +        
  +        StringBuffer names = new StringBuffer();
  +        names.append(mclass.getName());
  +        for (int i = 0; i < beanProps.length; i++) {
  +            java.beans.PropertyDescriptor descriptor = beanProps[i];
  +            if (descriptor.getWriteMethod() != null) {
  +                names.append("," + mclass.getPropertyName(i) );
  +                
  +            }
  +        }
  +    
  +        return names.toString() + " ";
  +    }
       
       
       public void storeObject(MetaObject properties) throws StorageException {
  @@ -359,8 +371,7 @@
           
           
           final MetaClass mClass =  context.getMetaClass(clasz);
  -        final String sql = "SELECT "+ mClass.getOIDName() + " AS " + INTERNAL_OID +
  -        ", * FROM " + mClass.getName() +
  +        final String sql = "SELECT "+   propertyList(mClass) +  " FROM " + mClass.getName()
+
           " WHERE " + mClass.getPropertyName(index) + "=?";
           
           excecute( sql, new Object[]{value}, new QueryHandler(objects, clasz,
  @@ -391,10 +402,10 @@
               this.callback = callback;
           }
           
  -        public boolean nextResult(int index, String name, Object value, int type) throws
StorageException {
  +        public boolean nextResult(int index,  Object value ) throws StorageException {
               try {
  -                name = name.toUpperCase();
  -                if (index == 1) {
  +
  +                if (index == 0) {
                       //try to find in cache first
                       Persistent p = (Persistent) context.getCache().get(value);
                       if ( p != null ) {
  @@ -411,14 +422,12 @@
                           return callback.nextObject(p);
                       }
                       
  -                    
  -                }
  -                
  -                if ( name.equals( mClass.getOIDName() ) || props == null) {
                       return true;
                   }
                   
  -                props[  mClass.getPropertyIndex( name ) ] = value ;
  +                
  +                
  +                props[  index  ] = value ;
                   
                   return true;
                   
  @@ -431,7 +440,7 @@
       
       
       interface ResultSetHandler {
  -        public boolean nextResult(int index, String name, Object value, int type) throws
StorageException;
  +        public boolean nextResult(int index,  Object value) throws StorageException;
       }
       
   }
  
  
  
  1.2       +2 -3      jakarta-commons-sandbox/simplestore/src/jdbc/org/apache/commons/simplestore/jdbc/DriverDataSource.java
  
  Index: DriverDataSource.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons-sandbox/simplestore/src/jdbc/org/apache/commons/simplestore/jdbc/DriverDataSource.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- DriverDataSource.java	25 May 2002 13:48:59 -0000	1.1
  +++ DriverDataSource.java	6 Jun 2002 17:42:32 -0000	1.2
  @@ -78,7 +78,7 @@
   /**
    *@author     Juozas Baliuka <a href="mailto:baliuka@mwm.lt">
    *      baliuka@mwm.lt</a>
  - *@version    $Id: DriverDataSource.java,v 1.1 2002/05/25 13:48:59 baliuka Exp $
  + *@version    $Id: DriverDataSource.java,v 1.2 2002/06/06 17:42:32 baliuka Exp $
    *
    */
   public class DriverDataSource implements ConnectionFactory {
  @@ -341,8 +341,7 @@
           for( int i = jdbcResources.size() - 1; i >= 0; i-- ){
               
               Object res = jdbcResources.get(i);
  -            
  -            if ( res instanceof java.sql.Statement ){
  +           if ( res instanceof java.sql.Statement ){
                   try{
                       ((java.sql.Statement)res).close();
                   }catch( Exception e ){}
  
  
  

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