/**
* Gets the input-only expression mappings.
*
* @return the input-only expression mappings
*/
public List<ExpressionMapping> getInputOnlyExpressionMappings() {
List<ExpressionMapping> list = new LinkedList<ExpressionMapping>();
for (ExpressionMapping em : _inputExpressionMappings) {
if (em.getOutput() == null) {
list.add(em);
}
}
return list;
}
/**
* Gets the input-output expression mappings.
*
* @return the input-output expression mappings
*/
public Map<String, ExpressionMapping> getInputOutputExpressionMappings() {
Map<String, ExpressionMapping> map = new LinkedHashMap<String, ExpressionMapping>();
for (ExpressionMapping em : _inputExpressionMappings) {
String output = em.getOutput();
if (output != null) {
if (map.containsKey(output)) {
throw new IllegalArgumentException(
"duplicate input/output variable [" + output + "] not allowed");
} else {
map.put(output, em);
}
}
}
return map;
}
