/** Connect to searchd server and run current search query. */
public SphinxResult Query(String query, String index, String comment) throws SphinxException {
myAssert(
_reqs == null || _reqs.size() == 0,
"AddQuery() and Query() can not be combined; use RunQueries() instead");
AddQuery(query, index, comment);
SphinxResult[] results = RunQueries();
_reqs = new ArrayList(); /* just in case it failed too early */
if (results == null || results.length < 1)
return null; /* probably network error; error message should be already filled */
SphinxResult res = results[0];
_warning = res.warning;
_error = res.error;
if (res == null || res.getStatus() == SEARCHD_ERROR) return null;
return res;
}
/** Run all previously added search queries. */
public SphinxResult[] RunQueries() throws SphinxException {
if (_reqs == null || _reqs.size() < 1) {
_error = "no queries defined, issue AddQuery() first";
return null;
}
/* build the mega-request */
int nreqs = _reqs.size();
ByteArrayOutputStream reqBuf = new ByteArrayOutputStream();
try {
DataOutputStream req = new DataOutputStream(reqBuf);
/* its a client */
req.writeInt(0);
req.writeInt(nreqs);
for (int i = 0; i < nreqs; i++) req.write((byte[]) _reqs.get(i));
req.flush();
} catch (Exception e) {
_error = "internal error: failed to build request: " + e;
return null;
}
DataInputStream in = _DoRequest(SEARCHD_COMMAND_SEARCH, VER_COMMAND_SEARCH, reqBuf);
if (in == null) return null;
SphinxResult[] results = new SphinxResult[nreqs];
_reqs = new ArrayList();
try {
for (int ires = 0; ires < nreqs; ires++) {
SphinxResult res = new SphinxResult();
results[ires] = res;
int status = in.readInt();
res.setStatus(status);
if (status != SEARCHD_OK) {
String message = readNetUTF8(in);
if (status == SEARCHD_WARNING) {
res.warning = message;
} else {
res.error = message;
continue;
}
}
/* read fields */
int nfields = in.readInt();
res.fields = new String[nfields];
int pos = 0;
for (int i = 0; i < nfields; i++) res.fields[i] = readNetUTF8(in);
/* read arrts */
int nattrs = in.readInt();
res.attrTypes = new int[nattrs];
res.attrNames = new String[nattrs];
for (int i = 0; i < nattrs; i++) {
String AttrName = readNetUTF8(in);
int AttrType = in.readInt();
res.attrNames[i] = AttrName;
res.attrTypes[i] = AttrType;
}
/* read match count */
int count = in.readInt();
int id64 = in.readInt();
res.matches = new SphinxMatch[count];
for (int matchesNo = 0; matchesNo < count; matchesNo++) {
SphinxMatch docInfo;
docInfo = new SphinxMatch((id64 == 0) ? readDword(in) : in.readLong(), in.readInt());
/* read matches */
for (int attrNumber = 0; attrNumber < res.attrTypes.length; attrNumber++) {
String attrName = res.attrNames[attrNumber];
int type = res.attrTypes[attrNumber];
/* handle bigints */
if (type == SPH_ATTR_BIGINT) {
docInfo.attrValues.add(attrNumber, new Long(in.readLong()));
continue;
}
/* handle floats */
if (type == SPH_ATTR_FLOAT) {
docInfo.attrValues.add(attrNumber, new Float(in.readFloat()));
continue;
}
/* handle strings */
if (type == SPH_ATTR_STRING) {
String s = readNetUTF8(in);
docInfo.attrValues.add(attrNumber, s);
continue;
}
/* handle everything else as unsigned ints */
long val = readDword(in);
if (type == SPH_ATTR_MULTI) {
long[] vals = new long[(int) val];
for (int k = 0; k < val; k++) vals[k] = readDword(in);
docInfo.attrValues.add(attrNumber, vals);
} else if (type == SPH_ATTR_MULTI64) {
val = val / 2;
long[] vals = new long[(int) val];
for (int k = 0; k < val; k++) vals[k] = in.readLong();
docInfo.attrValues.add(attrNumber, vals);
} else {
docInfo.attrValues.add(attrNumber, new Long(val));
}
}
res.matches[matchesNo] = docInfo;
}
res.total = in.readInt();
res.totalFound = in.readInt();
res.time = in.readInt() / 1000.0f;
res.words = new SphinxWordInfo[in.readInt()];
for (int i = 0; i < res.words.length; i++)
res.words[i] = new SphinxWordInfo(readNetUTF8(in), readDword(in), readDword(in));
}
return results;
} catch (IOException e) {
_error = "incomplete reply";
return null;
}
}