protected final void doClose() throws IOException {
fieldsReader.close();
tis.close();
if (freqStream != null) freqStream.close();
if (proxStream != null) proxStream.close();
closeNorms();
if (termVectorsReader != null) termVectorsReader.close();
if (cfsReader != null) cfsReader.close();
}
/** Read norms into a pre-allocated array. */
public synchronized void norms(String field, byte[] bytes, int offset) throws IOException {
Norm norm = (Norm) norms.get(field);
if (norm == null) return; // use zeros in array
if (norm.bytes != null) { // can copy from cache
System.arraycopy(norm.bytes, 0, bytes, offset, maxDoc());
return;
}
InputStream normStream = (InputStream) norm.in.clone();
try { // read from disk
normStream.seek(0);
normStream.readBytes(bytes, offset, maxDoc());
} finally {
normStream.close();
}
}