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Micro Distribution of the Payara Project for IBM JDK
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package org.apache.naming;
import java.util.Iterator;
import javax.naming.Binding;
import javax.naming.CompositeName;
import javax.naming.Context;
import javax.naming.NamingException;
import javax.naming.NamingEnumeration;
/**
* Naming enumeration implementation.
*
* @author Remy Maucherat
* @version $Revision: 1.2 $ $Date: 2005/12/08 01:29:04 $
*/
public class NamingContextBindingsEnumeration
implements NamingEnumeration {
// ----------------------------------------------------------- Constructors
public NamingContextBindingsEnumeration(Iterator entries,
Context ctx) {
iterator = entries;
this.ctx = ctx;
}
// -------------------------------------------------------------- Variables
/**
* Underlying enumeration.
*/
protected Iterator iterator;
/**
* The context for which this enumeration is being generated.
*/
private Context ctx;
// --------------------------------------------------------- Public Methods
/**
* Retrieves the next element in the enumeration.
*/
public Binding next()
throws NamingException {
return nextElementInternal();
}
/**
* Determines whether there are any more elements in the enumeration.
*/
public boolean hasMore()
throws NamingException {
return iterator.hasNext();
}
/**
* Closes this enumeration.
*/
public void close()
throws NamingException {
}
public boolean hasMoreElements() {
return iterator.hasNext();
}
public Binding nextElement() {
try {
return nextElementInternal();
} catch (NamingException e) {
throw new RuntimeException(e.getMessage(), e);
}
}
private Binding nextElementInternal() throws NamingException {
NamingEntry entry = iterator.next();
Object value;
// If the entry is a reference, resolve it
if (entry.type == NamingEntry.REFERENCE
|| entry.type == NamingEntry.LINK_REF) {
try {
value = ctx.lookup(new CompositeName(entry.name));
} catch (NamingException e) {
throw e;
} catch (Exception e) {
NamingException ne = new NamingException(e.getMessage());
ne.initCause(e);
throw ne;
}
} else {
value = entry.value;
}
return new Binding(entry.name, value.getClass().getName(), value, true);
}
}
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