private void ReadFields(IndexInput meta, FieldInfos infos)
{
int fieldNumber = meta.ReadVInt();
while (fieldNumber != -1)
{
// check should be: infos.fieldInfo(fieldNumber) != null, which incorporates negative check
// but docvalues updates are currently buggy here (loading extra stuff, etc): LUCENE-5616
if (fieldNumber < 0)
{
// trickier to validate more: because we re-use for norms, because we use multiple entries
// for "composite" types like sortedset, etc.
throw new CorruptIndexException("Invalid field number: " + fieldNumber + ", input=" + meta);
}
int fieldType = meta.ReadByte();
if (fieldType == NUMBER)
{
NumericEntry entry = new NumericEntry();
entry.Offset = meta.ReadLong();
entry.Format = meta.ReadSByte();
switch (entry.Format)
{
case DELTA_COMPRESSED:
case TABLE_COMPRESSED:
case GCD_COMPRESSED:
case UNCOMPRESSED:
break;
default:
throw new CorruptIndexException("Unknown format: " + entry.Format + ", input=" + meta);
}
if (entry.Format != UNCOMPRESSED)
{
entry.PackedIntsVersion = meta.ReadVInt();
}
Numerics[fieldNumber] = entry;
}
else if (fieldType == BYTES)
{
BinaryEntry entry = new BinaryEntry();
entry.Offset = meta.ReadLong();
entry.NumBytes = meta.ReadLong();
entry.MinLength = meta.ReadVInt();
entry.MaxLength = meta.ReadVInt();
if (entry.MinLength != entry.MaxLength)
{
entry.PackedIntsVersion = meta.ReadVInt();
entry.BlockSize = meta.ReadVInt();
}
Binaries[fieldNumber] = entry;
}
else if (fieldType == FST)
{
FSTEntry entry = new FSTEntry();
entry.Offset = meta.ReadLong();
entry.NumOrds = meta.ReadVLong();
Fsts[fieldNumber] = entry;
}
else
{
throw new CorruptIndexException("invalid entry type: " + fieldType + ", input=" + meta);
}
fieldNumber = meta.ReadVInt();
}
}
public virtual void TestCopyBytesMem()
{
int num = AtLeast(10);
for (int iter = 0; iter < num; iter++)
{
Directory dir = NewDirectory();
if (VERBOSE)
{
Console.WriteLine("TEST: iter=" + iter + " dir=" + dir);
}
// make random file
IndexOutput @out = dir.CreateOutput("test", NewIOContext(Random()));
sbyte[] bytes = new sbyte[TestUtil.NextInt(Random(), 1, 77777)];
int size = TestUtil.NextInt(Random(), 1, 1777777);
int upto = 0;
int byteUpto = 0;
while (upto < size)
{
bytes[byteUpto++] = Value(upto);
upto++;
if (byteUpto == bytes.Length)
{
@out.WriteBytes(bytes, 0, bytes.Length);
byteUpto = 0;
}
}
@out.WriteBytes(bytes, 0, byteUpto);
Assert.AreEqual(size, @out.FilePointer);
@out.Dispose();
Assert.AreEqual(size, dir.FileLength("test"));
// copy from test -> test2
IndexInput @in = dir.OpenInput("test", NewIOContext(Random()));
@out = dir.CreateOutput("test2", NewIOContext(Random()));
upto = 0;
while (upto < size)
{
if (Random().NextBoolean())
{
@out.WriteByte(@in.ReadByte());
upto++;
}
else
{
int chunk = Math.Min(TestUtil.NextInt(Random(), 1, bytes.Length), size - upto);
@out.CopyBytes(@in, chunk);
upto += chunk;
}
}
Assert.AreEqual(size, upto);
@out.Dispose();
@in.Dispose();
// verify
IndexInput in2 = dir.OpenInput("test2", NewIOContext(Random()));
upto = 0;
while (upto < size)
{
if (Random().NextBoolean())
{
sbyte v = in2.ReadSByte();
Assert.AreEqual(Value(upto), v);
upto++;
}
else
{
int limit = Math.Min(TestUtil.NextInt(Random(), 1, bytes.Length), size - upto);
in2.ReadBytes(bytes, 0, limit);
for (int byteIdx = 0; byteIdx < limit; byteIdx++)
{
Assert.AreEqual(Value(upto), bytes[byteIdx]);
upto++;
}
}
}
in2.Dispose();
dir.DeleteFile("test");
dir.DeleteFile("test2");
dir.Dispose();
}
}
