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| Code Block |
|---|
public class MyAction implements IAction { \\
public void setAttachments(int index, Object o)
{ //do something }\\
public Object getAttachments()\\
{ //will not be called }\\
public void execute() throws Exception {} \\
}
|
Alternatively, you can specify a getter method that returns a reference to the array to which the attachment object will be added, e.g.
| Code Block |
|---|
public class MyAction implements IAction { \\
private List<Object> attachments = new ArrayList<Object>(); \\
public List<Object> getAttachments()
{ return attachments; }\\
public void execute() throws Exception {} \\
}
|
These two behaviors are employed by BeanUtils to implement what they called indexed properties. In summary,
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