/// <summary> Returns an array of bytes for the first (or only) field that has the name
/// specified as the method parameter. This method will return <code>null</code>
/// if no binary fields with the specified name are available.
/// There may be non-binary fields with the same name.
///
/// </summary>
/// <param name="name">the name of the field.
/// </param>
/// <returns> a <code>byte[]</code> containing the binary field value or <code>null</code>
/// </returns>
public byte[] GetBinaryValue(System.String name)
{
for (int i = 0; i < fields.Count; i++)
{
Fieldable field = (Fieldable)fields[i];
if (field.Name().Equals(name) && (field.IsBinary()))
{
return(field.BinaryValue());
}
}
return(null);
}
/// <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);
}
public virtual void TestLoadSize()
{
FieldsReader reader = new FieldsReader(dir, TEST_SEGMENT_NAME, fieldInfos);
Document doc;
doc = reader.Doc(0, new AnonymousClassFieldSelector(this));
Fieldable f1 = doc.GetFieldable(DocHelper.TEXT_FIELD_1_KEY);
Fieldable f3 = doc.GetFieldable(DocHelper.TEXT_FIELD_3_KEY);
Fieldable fb = doc.GetFieldable(DocHelper.LAZY_FIELD_BINARY_KEY);
Assert.IsTrue(f1.IsBinary());
Assert.IsTrue(!f3.IsBinary());
Assert.IsTrue(fb.IsBinary());
AssertSizeEquals(2 * DocHelper.FIELD_1_TEXT.Length, f1.BinaryValue());
Assert.AreEqual(DocHelper.FIELD_3_TEXT, f3.StringValue());
AssertSizeEquals(DocHelper.LAZY_FIELD_BINARY_BYTES.Length, fb.BinaryValue());
reader.Close();
}
/// <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());
}
public virtual void TestLazyFields()
{
Assert.IsTrue(dir != null);
Assert.IsTrue(fieldInfos != null);
FieldsReader reader = new FieldsReader(dir, TEST_SEGMENT_NAME, fieldInfos);
Assert.IsTrue(reader != null);
Assert.IsTrue(reader.Size() == 1);
System.Collections.Hashtable loadFieldNames = new System.Collections.Hashtable();
SupportClass.CollectionsHelper.AddIfNotContains(loadFieldNames, DocHelper.TEXT_FIELD_1_KEY);
SupportClass.CollectionsHelper.AddIfNotContains(loadFieldNames, DocHelper.TEXT_FIELD_UTF1_KEY);
System.Collections.Hashtable lazyFieldNames = new System.Collections.Hashtable();
//new String[]{DocHelper.LARGE_LAZY_FIELD_KEY, DocHelper.LAZY_FIELD_KEY, DocHelper.LAZY_FIELD_BINARY_KEY};
SupportClass.CollectionsHelper.AddIfNotContains(lazyFieldNames, DocHelper.LARGE_LAZY_FIELD_KEY);
SupportClass.CollectionsHelper.AddIfNotContains(lazyFieldNames, DocHelper.LAZY_FIELD_KEY);
SupportClass.CollectionsHelper.AddIfNotContains(lazyFieldNames, DocHelper.LAZY_FIELD_BINARY_KEY);
SupportClass.CollectionsHelper.AddIfNotContains(lazyFieldNames, DocHelper.TEXT_FIELD_UTF2_KEY);
SupportClass.CollectionsHelper.AddIfNotContains(lazyFieldNames, DocHelper.COMPRESSED_TEXT_FIELD_2_KEY);
SetBasedFieldSelector fieldSelector = new SetBasedFieldSelector(loadFieldNames, lazyFieldNames);
Document doc = reader.Doc(0, fieldSelector);
Assert.IsTrue(doc != null, "doc is null and it shouldn't be");
Fieldable field = doc.GetFieldable(DocHelper.LAZY_FIELD_KEY);
Assert.IsTrue(field != null, "field is null and it shouldn't be");
Assert.IsTrue(field.IsLazy(), "field is not lazy and it should be");
System.String value_Renamed = field.StringValue();
Assert.IsTrue(value_Renamed != null, "value is null and it shouldn't be");
Assert.IsTrue(value_Renamed.Equals(DocHelper.LAZY_FIELD_TEXT) == true, value_Renamed + " is not equal to " + DocHelper.LAZY_FIELD_TEXT);
field = doc.GetFieldable(DocHelper.COMPRESSED_TEXT_FIELD_2_KEY);
Assert.IsTrue(field != null, "field is null and it shouldn't be");
Assert.IsTrue(field.IsLazy(), "field is not lazy and it should be");
Assert.IsTrue(field.BinaryValue() == null, "binaryValue isn't null for lazy string field");
value_Renamed = field.StringValue();
Assert.IsTrue(value_Renamed != null, "value is null and it shouldn't be");
Assert.IsTrue(value_Renamed.Equals(DocHelper.FIELD_2_COMPRESSED_TEXT) == true, value_Renamed + " is not equal to " + DocHelper.FIELD_2_COMPRESSED_TEXT);
field = doc.GetFieldable(DocHelper.TEXT_FIELD_1_KEY);
Assert.IsTrue(field != null, "field is null and it shouldn't be");
Assert.IsTrue(field.IsLazy() == false, "Field is lazy and it should not be");
field = doc.GetFieldable(DocHelper.TEXT_FIELD_UTF1_KEY);
Assert.IsTrue(field != null, "field is null and it shouldn't be");
Assert.IsTrue(field.IsLazy() == false, "Field is lazy and it should not be");
Assert.IsTrue(field.StringValue().Equals(DocHelper.FIELD_UTF1_TEXT) == true, field.StringValue() + " is not equal to " + DocHelper.FIELD_UTF1_TEXT);
field = doc.GetFieldable(DocHelper.TEXT_FIELD_UTF2_KEY);
Assert.IsTrue(field != null, "field is null and it shouldn't be");
Assert.IsTrue(field.IsLazy() == true, "Field is lazy and it should not be");
Assert.IsTrue(field.StringValue().Equals(DocHelper.FIELD_UTF2_TEXT) == true, field.StringValue() + " is not equal to " + DocHelper.FIELD_UTF2_TEXT);
field = doc.GetFieldable(DocHelper.LAZY_FIELD_BINARY_KEY);
Assert.IsTrue(field != null, "field is null and it shouldn't be");
Assert.IsTrue(field.StringValue() == null, "stringValue isn't null for lazy binary field");
byte[] bytes = field.BinaryValue();
Assert.IsTrue(bytes != null, "bytes is null and it shouldn't be");
Assert.IsTrue(DocHelper.LAZY_FIELD_BINARY_BYTES.Length == bytes.Length, "");
for (int i = 0; i < bytes.Length; i++)
{
Assert.IsTrue(bytes[i] == DocHelper.LAZY_FIELD_BINARY_BYTES[i], "byte[" + i + "] is mismatched");
}
}