[Digester] addSetProperties

[Pretterhofer, Guenter (ext.)]

hi all,
I suppose something went wrong with my attachments.
Cheers,
G�nter

---------------------------------------------
Properties.xml:
---------------------------------------------
<property>
        <database name="db1">
                <user>user1</user>
        </database>
        <database name="db2">
                <user>user2</user>
        </database>
</property>
---------------------------------------------
import java.io.*;
import org.apache.commons.digester.Digester;

public class PropertiesParser {
        
        public static void main(String[] args) {
                PropertiesParser pp = new PropertiesParser();
                
                try {
                        pp.run(args[0]);
                } catch (Exception e) {
                        e.printStackTrace();
                }
        }

        public void run(String XMLFile) {
                try {
                        Digester digester = new Digester();
                        digester.setValidating(false);

                        digester.addObjectCreate("property",
Property.class);

                        digester.addObjectCreate("property/database",
Database.class);
                        
                        digester.addSetNext("property/database",
"addDatabase");
                        
                        digester.addSetProperties("/property/database");
        
digester.addBeanPropertySetter("property/database/user", "user");

                        System.out.println("XMLFile = " + XMLFile);
                        File input = new File(XMLFile);
                        Property p = (Property) digester.parse(input);

                        // sample how to extract the values
                        String user, name;
                        Database d;

                        System.out.println("\nfirst entry:");
                        d = (Database) p.databases.get(0);

                        user = d.getUser();
                        System.out.println("user=" + user);

                        name = d.getName();
                        System.out.println("name=" + name);
                        
                        System.out.println("\nsecond entry:");
                        d = (Database) p.databases.get(1);

                        user = d.getUser();
                        System.out.println("user=" + user);

                        name = d.getName();
                        System.out.println("name=" + name);

                } catch (Exception exc) {
                        exc.printStackTrace();
                }
        }
}

---------------------------------------------
import java.util.ArrayList;

public class Property {
        protected ArrayList databases;

        public Property() {
                databases = new ArrayList();
        }

        public void addDatabase(Database rhs) {
                databases.add(rhs);
        }

        public Database getDatabase(int index) {
                return (Database) databases.get(index);
        }
}

---------------------------------------------
public class Database {
        private String user;
        private String name;

        public Database() {
        }

        public Database(String user, String name) {
                this.user = user;
                this.name = name;
        }

        public String getUser() {
                return this.user;
        }

        public void setUser(String user) {
                this.user = user;
        }

        public String getName() {
                return this.name;
        }

        public void setName(String name) {
                this.name = name;
        }
}

---------------------------------------------

output:
---------------------------------------------
XMLFile = Properties.xml

first entry:
user=user1
name=null

second entry:
user=user2
name=null
---------------------------------------------


-----Urspr�ngliche Nachricht-----
Von: Tatu Vanhanen [mailto:[EMAIL PROTECTED]
Gesendet am: Donnerstag, 18. M�rz 2004 07:32
An: Jakarta Commons Users List
Betreff: RE: [Digester] addSetProperties

Check that the Database class has a valid bean setter method for the "name"
property, i.e.
"public void setName(String name)".

- Tatu V.

> -----Original Message-----
> From: Pretterhofer, Guenter (ext.)
> [mailto:[EMAIL PROTECTED]
> Sent: 17. maaliskuuta 2004 17:08
> To: [EMAIL PROTECTED]
> Subject: [Digester] addSetProperties
>
>
> hi all,
>
> maybe somebody can help me with the following problem?
>
> xml-file:
> <property>
>       <database name="db1">
>               <user>user1</user>
>       </database>
>       <database name="db2">
>               <user>user2</user>
>       </database>
> </property>
>
> a small excerpt of the Java source:
> digester.addObjectCreate("property", Property.class);
> digester.addObjectCreate("property/database", Database.class);
> digester.addSetNext("property/database", "addDatabase");
> digester.addSetProperties("/property/database", "name", "name");
> digester.addBeanPropertySetter("property/database/user", "user");
>
>
> when i print out name and user the output is the following:
> user=user1
> name=null
> user=user2
> name=null
>
> I don't understand why name is always null ...
> what am I doing wrong?
>
> thanks for your help
> g�nter
>
>
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