public virtual int Compare(System.Object o1, System.Object o2)
{
if (o1 == o2) return 0;
f1 = (Fieldable)o1;
f2 = (Fieldable)o2;
return String.CompareOrdinal(f1.Name() + f1.StringValue(), f2.Name() + f2.StringValue());
}
/// <summary> <p/>Removes field with the specified name from the document.
/// If multiple fields exist with this name, this method removes the first field that has been added.
/// If there is no field with the specified name, the document remains unchanged.<p/>
/// <p/> Note that the removeField(s) methods like the add method only make sense
/// prior to adding a document to an index. These methods cannot
/// be used to change the content of an existing index! In order to achieve this,
/// a document has to be deleted from an index and a new changed version of that
/// document has to be added.<p/>
/// </summary>
public void RemoveField(System.String name)
{
IEnumerator <Fieldable> it = fields.GetEnumerator();
while (it.MoveNext())
{
Fieldable field = it.Current;
if (field.Name().Equals(name))
{
fields.Remove(field);
return;
}
}
}
/// <summary> Returns an array of byte arrays for of the fields that have the name specified
/// as the method parameter. This method will return <code>null</code> if no
/// binary fields with the specified name are available.
///
/// </summary>
/// <param name="name">the name of the field
/// </param>
/// <returns> a <code>byte[][]</code> of binary field values or <code>null</code>
/// </returns>
public byte[][] GetBinaryValues(System.String name)
{
System.Collections.IList result = new System.Collections.ArrayList();
for (int i = 0; i < fields.Count; i++)
{
Fieldable field = (Fieldable)fields[i];
if (field.Name().Equals(name) && (field.IsBinary()))
{
byte[] byteArray = field.BinaryValue();
byte[] resultByteArray = new byte[byteArray.Length];
for (int index = 0; index < byteArray.Length; index++)
{
resultByteArray[index] = (byte)byteArray[index];
}
result.Add(resultByteArray);
}
}
if (result.Count == 0)
{
return(null);
}
System.Collections.ICollection c = result;
System.Object[] objects = new byte[result.Count][];
System.Type type = objects.GetType().GetElementType();
System.Object[] objs = (System.Object[])Array.CreateInstance(type, c.Count);
System.Collections.IEnumerator e = c.GetEnumerator();
int ii = 0;
while (e.MoveNext())
{
objs[ii++] = e.Current;
}
// If objects is smaller than c then do not return the new array in the parameter
if (objects.Length >= c.Count)
{
objs.CopyTo(objects, 0);
}
return((byte[][])objs);
}
/// <summary> Returns an array of values of the field specified as the method parameter.
/// This method returns an empty array when there are no
/// matching fields. It never returns null.
/// </summary>
/// <param name="name">the name of the field
/// </param>
/// <returns> a <code>String[]</code> of field values
/// </returns>
public System.String[] GetValues(System.String name)
{
System.Collections.ArrayList result = new System.Collections.ArrayList();
for (int i = 0; i < fields.Count; i++)
{
Fieldable field = (Fieldable)fields[i];
if (field.Name().Equals(name) && (!field.IsBinary()))
{
result.Add(field.StringValue());
}
}
if (result.Count == 0)
{
return(NO_STRINGS);
}
return((System.String[])result.ToArray(typeof(System.String)));
}
/// <summary> Returns an array of {@link Fieldable}s with the given name.
/// This method returns an empty array when there are no
/// matching fields. It never returns null.
///
/// </summary>
/// <param name="name">the name of the field
/// </param>
/// <returns> a <code>Fieldable[]</code> array
/// </returns>
public Fieldable[] GetFieldables(System.String name)
{
System.Collections.ArrayList result = new System.Collections.ArrayList();
for (int i = 0; i < fields.Count; i++)
{
Fieldable field = (Fieldable)fields[i];
if (field.Name().Equals(name))
{
result.Add(field);
}
}
if (result.Count == 0)
{
return(NO_FIELDABLES);
}
return((Fieldable[])result.ToArray(typeof(Fieldable)));
}
/// <summary> Returns an array of byte arrays for of the fields that have the name specified
/// as the method parameter. This method returns an empty
/// array when there are no matching fields. It never
/// returns null.
///
/// </summary>
/// <param name="name">the name of the field
/// </param>
/// <returns> a <code>byte[][]</code> of binary field values
/// </returns>
public byte[][] GetBinaryValues(System.String name)
{
List <byte[]> result = new List <byte[]>();
for (int i = 0; i < fields.Count; i++)
{
Fieldable field = fields[i];
if (field.Name().Equals(name) && (field.IsBinary()))
{
result.Add(field.BinaryValue());
}
}
if (result.Count == 0)
{
return(NO_BYTES);
}
return(result.ToArray());
}
/// <summary> Returns an array of values of the field specified as the method parameter.
/// This method returns an empty array when there are no
/// matching fields. It never returns null.
/// </summary>
/// <param name="name">the name of the field
/// </param>
/// <returns> a <code>String[]</code> of field values
/// </returns>
public string[] GetValues(System.String name)
{
List <string> result = new List <string>();
for (int i = 0; i < fields.Count; i++)
{
Fieldable field = fields[i];
if (field.Name().Equals(name) && (!field.IsBinary()))
{
result.Add(field.StringValue());
}
}
if (result.Count == 0)
{
return(NO_STRINGS);
}
return(result.ToArray());
}
/// <summary> Returns an array of {@link Fieldable}s with the given name.
/// This method returns an empty array when there are no
/// matching fields. It never returns null.
///
/// </summary>
/// <param name="name">the name of the field
/// </param>
/// <returns> a <code>Fieldable[]</code> array
/// </returns>
public Fieldable[] GetFieldables(System.String name)
{
List <Fieldable> result = new List <Fieldable>();
for (int i = 0; i < fields.Count; i++)
{
Fieldable field = fields[i];
if (field.Name().Equals(name))
{
result.Add(field);
}
}
if (result.Count == 0)
{
return(NO_FIELDABLES);
}
return(result.ToArray());
}
/// <summary> Returns an array of values of the field specified as the method parameter.
/// This method returns an empty array when there are no
/// matching fields. It never returns null.
/// </summary>
/// <param name="name">the name of the field
/// </param>
/// <returns> a <code>String[]</code> of field values</returns>
public System.String[] GetValues(System.String name)
{
System.Collections.ArrayList result = new System.Collections.ArrayList();
for (int i = 0; i < fields.Count; i++)
{
Fieldable field = (Fieldable)fields[i];
if (field.Name().Equals(name) && (!field.IsBinary()))
{
result.Add(field.StringValue());
}
}
/// This method returns an empty array when there are no
/// matching fields. It never returns null.
if (result.Count == 0)
{
return(NO_STRINGS);
}
return((System.String[])(result.ToArray(typeof(System.String))));
}
