cedric 01/10/08 06:43:27
Added: contrib/tiles/src/tutorial/org/apache/struts/example/tiles/dynPortal
PortalSettings.java
Log:
start dynamic portal example
Revision Changes Path
1.1
jakarta-struts/contrib/tiles/src/tutorial/org/apache/struts/example/tiles/dynPortal/PortalSettings.java
Index: PortalSettings.java
===================================================================
package org.apache.struts.example.tiles.dynPortal;
import java.util.List;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.Map;
import java.util.HashMap;
/**
* Objects of this class hold portal settings for one user.
*/
public class PortalSettings
{
/** Number of columms*/
protected int numCols;
/** List of lists (one per column) */
protected List lists = new ArrayList();
/** Choices Tiles */
protected List choices = new ArrayList();
/** Choices Tiles labels */
protected List choiceLabels = new ArrayList();
/**
* Get label for specified Tile, identified by its key.
*/
public String getLabel( Object key )
{
int index = choices.indexOf( key );
return (String)choiceLabels.get(index);
}
/**
* Get number of columns.
*/
public int getNumCols()
{
return numCols;
}
/**
* Set number of columns
*/
public void setNumCols( String numCols )
{
this.numCols = Integer.parseInt(numCols);
}
/**
* Set number of columns
*/
public void setNumCols( int numCols )
{
this.numCols = numCols;
}
/**
* Get list at specified index
*/
public List getListAt( int index )
{
return (List)lists.get(index);
}
/**
* Get labels for list at specified index.
*/
public List getListLabelAt( int index )
{
List listLabels = new ArrayList();
List list = getListAt(index);
Iterator i = list.iterator();
while(i.hasNext())
{
Object key = i.next();
listLabels.add( getLabel(key) );
} // end loop
return listLabels;
}
/**
* Add a list without checking
*/
public void addList( List list )
{
lists.add( list);
}
/**
* Set list of choices Tiles
*/
public void setChoices( List list)
{
setChoices(list, list);
}
/**
* add list to list of choices Tiles
*/
public void addChoices( List list)
{
addChoices( list, list);
}
/**
* Set list of choices Tiles
*/
public void setChoices( List list, List labels)
{
// If no labels, use list keys
if( labels == null )
labels = list;
// Check sizes
if( list.size() != labels.size() )
{// error
System.out.println( "Error : list and labels size must be the same." );
}
this.choices = list;
choiceLabels = labels;
}
/**
* add list and labels to list of choices Tiles.
* If labels is null, use keys list as labels.
* @list list of choice keys to add
* @labels corresponding labels (list size must be the same as list).
*/
public void addChoices( List list, List labels)
{
// If no labels, use list keys
if( labels == null )
labels = list;
// Check sizes
if(choices== null)
{
setChoices(list, labels);
return;
}
if( list.size() != labels.size() )
{// error
System.out.println( "Error : list and labels size must be the same." );
}
choices.addAll(list);
choiceLabels.addAll(labels);
}
/**
* Get list of choices Tiles
*/
public List getChoices( )
{
return choices;
}
/**
* Set labels for choices Tiles.
*/
public void setChoiceLabels( List list)
{
this.choiceLabels = list;
}
/**
* add list to list of choices Tiles
*/
public void addChoiceLabels( List list)
{
if(choiceLabels== null)
{
setChoiceLabels(list);
return;
}
choiceLabels.addAll(list);
}
/**
* Get list of choices Tiles
*/
public List getChoiceLabels( )
{
return choiceLabels;
}
/**
* Reset list at specified index, and fill it with keys from array.
* Keys are added only if they are in the choices list.
* Special keys are transformed in appropriate 'definition'.
* @index index of the list to add.
* @keys array of keys to initialize list.
*/
public void resetListAt( int index, String keys[] )
{
List list = getListAt(index);
list.clear();
addListAt(index, keys);
}
/**
* Add keys from array to list at specified index.
* Keys are added only if they are in the choices list.
* Special keys are transformed in appropriate 'definition'.
* @index index of the list to add.
* @keys array of keys to add to list.
*/
public void addListAt( int index, String keys[] )
{
// First, ensure capacity
while( index>lists.size()-1 ) lists.add(new ArrayList());
List list = getListAt(index);;
// add keys to list
for(int i=0;i<keys.length;i++)
{
String key = keys[i];
if( key.indexOf( '@' )>0 )
{ // special key
}
if( choices.contains( key ) )
{ // ok, add it
list.add( key );
}
} // end loop
lists.add( list);
}
}
