public void xDestroy(){ }
};
+ /*
+ ** fts5_phrasehits(<fts>, <phrase-number>);
+ **
+ ** Use the xQueryPhrase() API to determine how many hits, in total,
+ ** there are for phrase <phrase-number> in the database.
+ */
+ fts5_extension_function fts5_phrasehits = new fts5_extension_function(){
+ @Override public void call(
+ Fts5ExtensionApi ext,
+ Fts5Context fCx,
+ sqlite3_context pCx,
+ sqlite3_value argv[]
+ ){
+ if( argv.length!=1 ){
+ throw new RuntimeException("fts5_phrasesize: wrong number of args");
+ }
+ int iPhrase = sqlite3_value_int(argv[0]);
+ int rc = SQLITE_OK;
+
+ class MyCallback implements Fts5ExtensionApi.XQueryPhraseCallback {
+ public int nRet = 0;
+ public int getRet() { return nRet; }
+
+ @Override
+ public int call(Fts5ExtensionApi fapi, Fts5Context cx){
+ OutputPointer.Int32 pnInst = new OutputPointer.Int32();
+ int rc = fapi.xInstCount(cx, pnInst);
+ nRet += pnInst.get();
+ return rc;
+ }
+ };
+
+ MyCallback xCall = new MyCallback();
+ rc = ext.xQueryPhrase(fCx, iPhrase, xCall);
+ if( rc!=SQLITE_OK ){
+ throw new RuntimeException("fts5_phrasehits: rc=" + rc);
+ }
+ sqlite3_result_int(pCx, xCall.getRet());
+ }
+ public void xDestroy(){ }
+ };
+
+ /*
+ ** fts5_tokenize(<fts>, <text>)
+ */
+ fts5_extension_function fts5_tokenize = new fts5_extension_function(){
+ @Override public void call(
+ Fts5ExtensionApi ext,
+ Fts5Context fCx,
+ sqlite3_context pCx,
+ sqlite3_value argv[]
+ ){
+ if( argv.length!=1 ){
+ throw new RuntimeException("fts5_tokenize: wrong number of args");
+ }
+ byte[] utf8 = sqlite3_value_text(argv[0]);
+ int rc = SQLITE_OK;
+
+ class MyCallback implements XTokenizeCallback {
+ private List<String> myList = new ArrayList<String>();
+
+ public String getval() {
+ return String.join("+", myList);
+ }
+
+ @Override
+ public int call(int tFlags, byte[] txt, int iStart, int iEnd){
+ try {
+ String str = new String(txt, "UTF-8");
+ myList.add(str);
+ } catch (Exception e) {
+ }
+ return SQLITE_OK;
+ }
+ };
+
+ MyCallback xCall = new MyCallback();
+ ext.xTokenize(fCx, utf8, xCall);
+ sqlite3_result_text16(pCx, xCall.getval());
+
+ if( rc!=SQLITE_OK ){
+ throw new RuntimeException("fts5_tokenize: rc=" + rc);
+ }
+ }
+ public void xDestroy(){ }
+ };
+
fts5_api api = fts5_api.getInstanceForDb(db);
api.xCreateFunction("fts5_rowid", fts5_rowid);
api.xCreateFunction("fts5_columncount", fts5_columncount);
api.xCreateFunction("fts5_pcolinst", fts5_pcolinst);
api.xCreateFunction("fts5_rowcount", fts5_rowcount);
api.xCreateFunction("fts5_phrasesize", fts5_phrasesize);
+ api.xCreateFunction("fts5_phrasehits", fts5_phrasehits);
+ api.xCreateFunction("fts5_tokenize", fts5_tokenize);
}
/*
** Test of various Fts5ExtensionApi methods
"[{0 0} {0 1} {1 1}, {0 0} {1 0} {1 1}]"
);
+ do_execsql_test(db,
+ "SELECT fts5_phrasesize(ft, 0) FROM ft('four five six') LIMIT 1;",
+ "[1]"
+ );
+ do_execsql_test(db,
+ "SELECT fts5_phrasesize(ft, 0) FROM ft('four + five + six') LIMIT 1;",
+ "[3]"
+ );
+
+
sqlite3_close_v2(db);
}
create_test_functions(db);
do_execsql_test(db,
"CREATE VIRTUAL TABLE ft USING fts5(x, b);" +
+ "INSERT INTO ft(x) VALUES('one two three four five six seven eight');" +
+ "INSERT INTO ft(x) VALUES('one two one four one six one eight');" +
"INSERT INTO ft(x) VALUES('one two three four five six seven eight');"
);
do_execsql_test(db,
- "SELECT fts5_phrasesize(ft, 0) FROM ft('four five six');",
- "[1]"
+ "SELECT fts5_phrasehits(ft, 0) FROM ft('one') LIMIT 1",
+ "[6]"
);
+
+ sqlite3_close_v2(db);
+ }
+
+ private static void test6(){
+ sqlite3 db = createNewDb();
+ create_test_functions(db);
+ do_execsql_test(db,
+ "CREATE VIRTUAL TABLE ft USING fts5(x, b);" +
+ "INSERT INTO ft(x) VALUES('one two three four five six seven eight');"
+ );
+
do_execsql_test(db,
- "SELECT fts5_phrasesize(ft, 0) FROM ft('four + five + six');",
- "[3]"
+ "SELECT fts5_tokenize(ft, 'abc def ghi') FROM ft('one')",
+ "[abc+def+ghi]"
+ );
+ do_execsql_test(db,
+ "SELECT fts5_tokenize(ft, 'it''s BEEN a...') FROM ft('one')",
+ "[it+s+been+a]"
);
sqlite3_close_v2(db);
test2();
test3();
test4();
+// test5();
+ test6();
}
public TesterFts5(){
-C Extra\stests\sfor\sjava\sFts5ExtensionApi\sinterface.
-D 2023-09-18T18:12:03.235
+C Add\sextra\stests\sfor\sjava\sFts5ExtensionApi\sAPI.
+D 2023-09-18T20:42:06.838
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# Remove this line to create a well-formed Fossil manifest.