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///////////////////////////////////////////////////////////////////////////////
//
// JTOpen (IBM Toolbox for Java - OSS version)
//
// Filename: ArrayResourceList.java
//
// The source code contained herein is licensed under the IBM Public License
// Version 1.0, which has been approved by the Open Source Initiative.
// Copyright (C) 1997-2000 International Business Machines Corporation and
// others. All rights reserved.
//
///////////////////////////////////////////////////////////////////////////////
package com.ibm.as400.resource;
/**
The ArrayResourceList class represents a subclass
of the {@link com.ibm.as400.resource.ResourceList ResourceList}
class which manages a list of resources predefined as an array
of {@link com.ibm.as400.resource.Resource Resource} objects.
@deprecated Use packages com.ibm.as400.access and com.ibm.as400.access.list instead.
**/
public class ArrayResourceList
extends ResourceList
{
private static final String copyright = "Copyright (C) 1997-2000 International Business Machines Corporation and others.";
static final long serialVersionUID = 4L;
// Private data.
private Resource[] resources_;
/**
Constructs a ArrayResourceList object.
@param resources The array of Resource objects.
@param presentation The presentation.
@param attributeMetaData The attribute meta data, or null if not applicable.
**/
public ArrayResourceList(Resource[] resources,
Presentation presentation,
ResourceMetaData[] attributeMetaData)
{
super(presentation, attributeMetaData, null, null);
setArray(resources);
}
/**
Opens the list. The list must be open in order to
perform most operations. This method has no effect
if the list is already opened.
@exception ResourceException If an error occurs.
**/
public void open()
throws ResourceException
{
super.open();
for(int i = 0; i < resources_.length; ++i)
fireResourceAdded(resources_[i], i);
fireLengthChanged(resources_.length);
fireListCompleted();
}
/**
Returns the resource specified by the index.
This will implicitly open the list if needed.
@param index The index.
@return The resource specified by the index, or null
if the resource is not yet available.
@exception ResourceException If an error occurs.
**/
public Resource resourceAt(long index)
throws ResourceException
{
super.resourceAt(index);
return resources_[(int)index];
}
protected void setArray(Resource[] resources)
{
if (resources == null)
throw new NullPointerException("resources");
for (int i = 0; i < resources.length; ++i)
if (resources[i] == null)
throw new NullPointerException("resources[" + i + "]");
resources_ = resources;
}
}