framework/application/util/src/main/java/org/ldp4j/application/util/ImmutableNamespaces.java
@Override
	public List<String> getPrefixes(String namespaceURI) {
		List<String> list=new ArrayList<String>();
		for(Entry<String,String> entry:this.map.entrySet()) {
			if(entry.getValue().equals(namespaceURI)) {
				list.add(entry.getKey());
			}
		}
		return list;
	}
@Override
	public List<String> getPrefixes(String namespaceURI) {
		List<String> list=new ArrayList<String>();
		for(Entry<String,String> entry:this.map.entrySet()) {
			if(entry.getValue().equals(namespaceURI)) {
				list.add(entry.getKey());
			}
		}
		return list;
	}
{@inheritDoc}