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From arm...@apache.org
Subject cvs commit: db-ojb/xdocs howto-use-anonymous-keys.xml project.xml
Date Fri, 30 May 2003 12:48:33 GMT
arminw      2003/05/30 05:48:32

  Modified:    xdocs    howto-use-anonymous-keys.xml project.xml
  Log:
  add patch by Brain McCallister
  
  Revision  Changes    Path
  1.2       +98 -43    db-ojb/xdocs/howto-use-anonymous-keys.xml
  
  Index: howto-use-anonymous-keys.xml
  ===================================================================
  RCS file: /home/cvs/db-ojb/xdocs/howto-use-anonymous-keys.xml,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- howto-use-anonymous-keys.xml	15 May 2003 06:20:58 -0000	1.1
  +++ howto-use-anonymous-keys.xml	30 May 2003 12:48:32 -0000	1.2
  @@ -44,47 +44,98 @@
   public class Desk
   {
       private Finish finish;
  -
  -    /** Contains Thing instances */
  -    private Set drawers;
  -
  +    /** Contains Drawer instances */
  +    private List drawers;
       private int numberOfLegs;
   
  -    public Set getDrawers()              { return this.drawers; }
  +    public Desk()
  +    {
  +        this.drawers = new ArrayList();
  +    }
  +
  +    public List getDrawers()
  +    {
  +        return this.drawers;
  +    }
  +
  +    public int getNumberOfLegs()
  +    {
  +        return this.numberOfLegs;
  +    }
  +
  +    public void setNumberOfLegs(int num)
  +    {
  +        this.numberOfLegs = num;
  +    }
  +
  +    public Finish getFinish()
  +    {
  +        return this.finish;
  +    }
  +
  +    public void setFinish(Finish finish)
  +    {
  +        this.finish = finish;
  +    }
  +}
   
  -    public int getNumberOfLegs()         { return this.numberOfLegs; }
  -    public void setNumberOfLegs(int num) { this.numberOfLegs = num; }
   
  -    public Finish getFinish              { return this.finish; }
  -    public void setFinish(Finish finish) { this.finish = finish }
  -}
  -    
   public class Drawer
   {
  -    /** Contains anything */
  -    private Collection stuffInDrawer;
  +    /** Contains Thing instances */
  +    private List stuffInDrawer;
   
  -    public Collection getStuffInDrawer() { return this.stuffInDrawer; }
  +    public List getStuffInDrawer()
  +    {
  +        return this.stuffInDrawer;
  +    }
  +
  +    public Drawer()
  +    {
  +        this.stuffInDrawer = new ArrayList();
  +    }
   }
  -	
  +
  +
   public class Finish
   {
       private String wood;
       private String color;
   
  -    public String getWood()              { return this.wood; }
  -    public void setWood(String nom)      { this.wood = wood; }
  -
  -    public String getColor()             { return this.color; }
  -    public void setColor(String color)   { this.color = color; }
  +    public String getWood()
  +    {
  +        return this.wood;
  +    }
  +
  +    public void setWood(String nom)
  +    {
  +        this.wood = wood;
  +    }
  +
  +    public String getColor()
  +    {
  +        return this.color;
  +    }
  +
  +    public void setColor(String color)
  +    {
  +        this.color = color;
  +    }
   }
       
   public class Thing
   {
       private String name;
   
  -    public String getName()              { return this.name; }
  -    public String setName(String name)   { this.name = name; }
  +    public String getName()
  +    {
  +        return this.name;
  +    }
  +
  +    public void setName(String name)
  +    {
  +        this.name = name;
  +    }
   }
   		]]></source>
   		<p>
  @@ -96,31 +147,34 @@
   		When we need to store our instances in a database we use a fairly typical table per class
persistance model.
   		</p>
   		<source><![CDATA[
  +CREATE TABLE finish
  +(
  +    id          INTEGER PRIMARY KEY,
  +    wood        VARCHAR(255),
  +    color       VARCHAR(255)
  +);
  +
   CREATE TABLE desk
   (
       id          INTEGER PRIMARY KEY,
       num_legs    INTEGER,
  +    finish_id   INTEGER,
  +    FOREIGN KEY (finish_id) REFERENCES finish(id)
   );
       
   CREATE TABLE drawer
   (
       id          INTEGER PRIMARY KEY,
  -    desk_id     INTEGER FOREIGN KEY REFERENCES desk(id)
  +    desk_id     INTEGER,
  +    FOREIGN KEY (desk_id) REFERENCES desk(id)
   );
       
   CREATE TABLE thing
   (
       id          INTEGER PRIMARY KEY,
       name        VARCHAR(255),
  -    drawer_id   INTEGER FOREIGN KEY REFERENCES drawer(id)
  -);
  -    
  -CREATE TABLE finish
  -(
  -    id          INTEGER PRIMARY KEY,
  -    wood        VARCHAR(255),
  -    color       VARCHAR(255),
  -    desk_id     INTEGER FOREIGN KEY REFERENCES desk(id)
  +    drawer_id   INTEGER,
  +    FOREIGN KEY (drawer_id) REFERENCES drawer(id)
   );
   		]]></source>
           <p>
  @@ -138,7 +192,7 @@
   <class-descriptor
       class="Desk"
       table="desk">
  -    
  +
       <field-descriptor
           name="id"
           column="id"
  @@ -152,24 +206,30 @@
           column="num_legs"
           jdbc-type="INTEGER"
           />
  +    <field-descriptor
  +        name="finishId"
  +        column="finish_id"
  +        jdbc-type="INTEGER"
  +        access="anonymous" />
  +
       <collection-descriptor
           name="drawers"
           element-class-ref="Drawer"
           >
           <inverse-foreignkey field-ref="deskId"/>
       </collection-descriptor>
  -    
  +
       <reference-descriptor
           name="finish"
           class-ref="Finish">
  -            <foreignkey field-ref="deskId""/>
  +            <foreignkey field-ref="finishId"/>
       </reference-descriptor>
   </class-descriptor>
   
   <class-descriptor
       class="Finish"
       table="finish">
  -    
  +
       <field-descriptor
           name="id"
           column="id"
  @@ -190,17 +250,12 @@
           jdbc-type="VARCHAR"
           size="255"
           />
  -    <field-descriptor
  -        name="deskId"
  -        column="desk_id"
  -        jdbc-type="INTEGER"
  -        />
   </class-descriptor>
   
   <class-descriptor
       class="Drawer"
       table="drawer">
  -    
  +
       <field-descriptor
           name="id"
           column="id"
  @@ -226,7 +281,7 @@
   <class-descriptor
       class="Thing"
       table="thing">
  -    
  +
       <field-descriptor
           name="id"
           column="id"
  
  
  
  1.17      +2 -1      db-ojb/xdocs/project.xml
  
  Index: project.xml
  ===================================================================
  RCS file: /home/cvs/db-ojb/xdocs/project.xml,v
  retrieving revision 1.16
  retrieving revision 1.17
  diff -u -r1.16 -r1.17
  --- project.xml	8 May 2003 06:08:08 -0000	1.16
  +++ project.xml	30 May 2003 12:48:32 -0000	1.17
  @@ -43,7 +43,8 @@
      		<item name="get started"           href="/howto-get-started.html"/>
      		<item name="use DB Sequences"      href="/howto-use-db-sequences.html"/>
      		<item name="use Oracle lobs"       href="/howto-use-lobs.html"/>
  -   		<item name="use Stored Procedures" href="/how-to-work-with-stored-procedures.html"/>
  +		<item name="use Stored Procedures" href="/how-to-work-with-stored-procedures.html"/>
  +		<item name="use anonymous keys"    href="/howto-use-anonymous-keys.html"/>
       </menu>
   
   
  
  
  

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