using System;
using NHapi.Base.Model;
using NHapi.Base.Log;
using NHapi.Base;
using NHapi.Base.Model.Primitive;
namespace NHapi.Model.V251.Datatype{
///<summary>
/// <p>The HL7 CQ (Composite Quantity with Units) data type. Consists of the following components: </p><ol>
/// <li>Quantity (NM)</li>
/// <li>Units (CE)</li>
/// </ol>
///</summary>
[Serializable]
public class CQ : AbstractType, IComposite{
private IType[] data;
///<summary>
/// Creates a CQ.
/// <param name="message">The Message to which this Type belongs</param>
///</summary>
public CQ(IMessage message) : this(message, null){}
///<summary>
/// Creates a CQ.
/// <param name="message">The Message to which this Type belongs</param>
/// <param name="description">The description of this type</param>
///</summary>
public CQ(IMessage message, string description) : base(message, description){
data = new IType[2];
data[0] = new NM(message,"Quantity");
data[1] = new CE(message,"Units");
}
///<summary>
/// Returns an array containing the data elements.
///</summary>
public IType[] Components
{
get{
return this.data;
}
}
///<summary>
/// Returns an individual data component.
/// @throws DataTypeException if the given element number is out of range.
///<param name="index">The index item to get (zero based)</param>
///<returns>The data component (as a type) at the requested number (ordinal)</returns>
///</summary>
public IType this[int index] {
get{
try {
return this.data[index];
} catch (System.ArgumentOutOfRangeException) {
throw new DataTypeException("Element " + index + " doesn't exist in 2 element CQ composite");
}
}
}
///<summary>
/// Returns Quantity (component #0). This is a convenience method that saves you from
/// casting and handling an exception.
///</summary>
public NM Quantity {
get{
NM ret = null;
try {
ret = (NM)this[0];
} catch (DataTypeException e) {
HapiLogFactory.getHapiLog(this.GetType()).error("Unexpected problem accessing known data type component - this is a bug.", e);
throw new System.Exception("An unexpected error ocurred",e);
}
return ret;
}
}
///<summary>
/// Returns Units (component #1). This is a convenience method that saves you from
/// casting and handling an exception.
///</summary>
public CE Units {
get{
CE ret = null;
try {
ret = (CE)this[1];
} catch (DataTypeException e) {
HapiLogFactory.getHapiLog(this.GetType()).error("Unexpected problem accessing known data type component - this is a bug.", e);
throw new System.Exception("An unexpected error ocurred",e);
}
return ret;
}
}
}}
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