PVS V690 issue fixed.

Change-Id: I8c560352a23a13c854937d80a3339234f0969f42
Signed-off-by: dohyunglim <delight.lim@samsung.com>

2 files changed, 49 insertions, 42 deletions

diff --git a/services/StorageService/SQLDatabase.cpp b/services/StorageService/SQLDatabase.cpp
index f614239..6fd0255 100755
--- a/services/StorageService/SQLDatabase.cpp
+++ b/services/StorageService/SQLDatabase.cpp
@@ -42,13 +42,13 @@ static inline int sql_prepare(sqlite3 * db, sqlite3_stmt ** stmt, const char * q
 
     do {
         rc = sqlite3_prepare_v2(db, query, -1, stmt, NULL);
-        if(rc == SQLITE_BUSY || rc == SQLITE_LOCKED) {
+        if (rc == SQLITE_BUSY || rc == SQLITE_LOCKED) {
             ++retry;
             std::this_thread::sleep_for(std::chrono::milliseconds(SQL_RETRY_TIME_US));
         }
-    } while(retry < SQL_RETRY_COUNT && (rc == SQLITE_BUSY || rc == SQLITE_LOCKED));
+    } while (retry < SQL_RETRY_COUNT && (rc == SQLITE_BUSY || rc == SQLITE_LOCKED));
 
-    if(rc != SQLITE_OK) {
+    if (rc != SQLITE_OK) {
         BROWSER_LOGE("[sql_db] Can't prepare query from string '%s' with result %d (%s)",
                 query,
                 rc,
@@ -68,21 +68,21 @@ static inline int sql_step(sqlite3_stmt * stmt)
     do {
         rc = sqlite3_step(stmt);
 
-        if(rc == SQLITE_LOCKED) {
+        if (rc == SQLITE_LOCKED) {
             rc = sqlite3_reset(stmt);
             ++retry;
             std::this_thread::sleep_for(std::chrono::milliseconds(SQL_RETRY_TIME_US));
-        } else if(rc == SQLITE_BUSY) {
+        } else if (rc == SQLITE_BUSY) {
             ++retry;
             std::this_thread::sleep_for(std::chrono::milliseconds(SQL_RETRY_TIME_US));
         }
-    } while(retry < SQL_RETRY_COUNT && (rc == SQLITE_BUSY || rc == SQLITE_LOCKED));
+    } while (retry < SQL_RETRY_COUNT && (rc == SQLITE_BUSY || rc == SQLITE_LOCKED));
 
-    if(retry == SQL_RETRY_COUNT) {
+    if (retry == SQL_RETRY_COUNT) {
         BROWSER_LOGE("[sql_db] Database timeout");
     }
 
-    if(rc == SQLITE_MISUSE) {
+    if (rc == SQLITE_MISUSE) {
         BROWSER_LOGE("[sql_db] Sqlite misuse");
     }
 
@@ -92,7 +92,7 @@ static inline int sql_step(sqlite3_stmt * stmt)
 static inline bool sql_begin(sqlite3 * db)
 {
     sqlite3_stmt * stmt  = 0;
-    if(sql_prepare(db, &stmt, "BEGIN EXCLUSIVE TRANSACTION")) {
+    if (sql_prepare(db, &stmt, "BEGIN EXCLUSIVE TRANSACTION")) {
         BROWSER_LOGE("[sql_db] Can't begin SQL transaction");
         return false;
     }
@@ -100,7 +100,7 @@ static inline bool sql_begin(sqlite3 * db)
     int result = sql_step(stmt);
     sqlite3_finalize(stmt);
 
-    if(result && result != SQLITE_DONE) {
+    if (result && result != SQLITE_DONE) {
         BROWSER_LOGE("[sql_db] Error while starting transaction");
         return false;
     }
@@ -111,7 +111,7 @@ static inline bool sql_begin(sqlite3 * db)
 static inline bool sql_commit(sqlite3 * db)
 {
     sqlite3_stmt * stmt  = 0;
-    if(sql_prepare(db, &stmt, "COMMIT")) {
+    if (sql_prepare(db, &stmt, "COMMIT")) {
         BROWSER_LOGE("[sql_db] Can't commit SQL transaction");
         return false;
     }
@@ -119,7 +119,7 @@ static inline bool sql_commit(sqlite3 * db)
     int result = sql_step(stmt);
     sqlite3_finalize(stmt);
 
-    if(result && result != SQLITE_DONE) {
+    if (result && result != SQLITE_DONE) {
         BROWSER_LOGD("[sql_db] Error while commiting transaction");
         return false;
     }
@@ -130,7 +130,7 @@ static inline bool sql_commit(sqlite3 * db)
 static inline bool sql_rollback(sqlite3 * db)
 {
     sqlite3_stmt * stmt  = 0;
-    if(sql_prepare(db, &stmt, "ROLLBACK")) {
+    if (sql_prepare(db, &stmt, "ROLLBACK")) {
         BROWSER_LOGE("[sql_db] Can't rollback SQL transaction");
         return false;
     }
@@ -138,7 +138,7 @@ static inline bool sql_rollback(sqlite3 * db)
     int result = sql_step(stmt);
     sqlite3_finalize(stmt);
 
-    if(result && result != SQLITE_DONE) {
+    if (result && result != SQLITE_DONE) {
         BROWSER_LOGD("[sql_db] Error while rolling transaction back");
         return false;
     }
@@ -168,9 +168,15 @@ SQLQueryPrivate::SQLQueryPrivate(const SQLQueryPrivate& other) :
     const_cast<SQLQueryPrivate &>(other)._stmt = NULL;
 }
 
+SQLQueryPrivate& SQLQueryPrivate::operator=(const SQLQueryPrivate& other)
+{
+    const_cast<SQLQueryPrivate &>(other)._stmt = NULL;
+    return *this;
+}
+
 SQLQueryPrivate::~SQLQueryPrivate()
 {
-    if(_stmt)
+    if (_stmt)
         sqlite3_finalize(_stmt);
 }
 
@@ -186,7 +192,7 @@ SQLDatabasePrivate::~SQLDatabasePrivate()
 
 void SQLDatabasePrivate::close()
 {
-    if(_db) {
+    if (_db) {
         sqlite3_close(_db);
         _db = NULL;
     }
@@ -199,7 +205,7 @@ SQLQuery::SQLQuery() :
 
 SQLQuery::SQLQuery(const SQLQuery& other)
 {
-    if(other.d)
+    if (other.d)
         d = new SQLQueryPrivate(*other.d);
     else
         d = NULL;
@@ -352,7 +358,7 @@ std::string SQLQuery::getString(int column) const
 
     const char * str = (const char *)sqlite3_column_text(d->_stmt, column);
 
-    if(!str)
+    if (!str)
         return std::string();
 
     return str;
@@ -393,7 +399,7 @@ std::shared_ptr<tizen_browser::tools::Blob> SQLQuery::getBlob(int column) const
 
     const void * blob = sqlite3_column_blob(d->_stmt, column);
 
-    if(blob == NULL) {
+    if (blob == NULL) {
         return std::shared_ptr<tizen_browser::tools::Blob>();
     }
 
@@ -410,8 +416,8 @@ size_t SQLQuery::getDataLength(int column) const
 
     int result = sqlite3_column_bytes(d->_stmt, column);
 
-    if(result <= 0) {
-        if(sqlite3_errcode(d->_db) != SQLITE_OK) {
+    if (result <= 0) {
+        if (sqlite3_errcode(d->_db) != SQLITE_OK) {
             throw StorageException(sqlite3_errmsg(d->_db), sqlite3_errcode(d->_db));
         }
     }
@@ -436,10 +442,10 @@ FieldPtr SQLQuery::getField(int column) const
 
     int col_type = sqlite3_column_type(d->_stmt, column);
 
-    if(col_type == 0)
+    if (col_type == 0)
         throw StorageException(sqlite3_errmsg(d->_db), sqlite3_errcode(d->_db));
 
-    switch(col_type)
+    switch (col_type)
     {
     case SQLITE_INTEGER:
         return std::make_shared<Field>(sqlite3_column_int(d->_stmt, column));
@@ -477,7 +483,7 @@ bool SQLQuery::next()
     M_ASSERT(d);
     M_ASSERT(!d->_db_ref.expired());
 
-    if(d->_hasNext) {
+    if (d->_hasNext) {
         int error = sql_step(d->_stmt);
 
         if (error == SQLITE_DONE) {
@@ -500,7 +506,7 @@ void SQLQuery::reset()
 {
     M_ASSERT(d);
 
-    if(d->_stmt) {
+    if (d->_stmt) {
         M_ASSERT(!d->_db_ref.expired());
         sqlite3_reset(d->_stmt);
     }
@@ -510,7 +516,7 @@ void SQLQuery::clearBindings()
 {
     M_ASSERT(d);
 
-    if(d->_stmt) {
+    if (d->_stmt) {
         M_ASSERT(!d->_db_ref.expired());
         sqlite3_clear_bindings(d->_stmt);
     }
@@ -521,7 +527,7 @@ void SQLQuery::exec()
     M_ASSERT(d);
     M_ASSERT(!d->_db_ref.expired());
 
-    if(!d->_stmt) {
+    if (!d->_stmt) {
         throw StorageException("[SQLQuery] Statement not active", 0);
     }
 
@@ -529,7 +535,7 @@ void SQLQuery::exec()
 
     if (error == SQLITE_DONE) {
         // No more data available
-        d->_hasNext= false;
+        d->_hasNext = false;
     } else if (error == SQLITE_ROW) {
         // Data is available
         d->_hasNext = true;
@@ -554,7 +560,7 @@ std::vector<std::string> SQLQuery::columnNames() const
     int cols = sqlite3_column_count(d->_stmt);
     result.reserve(cols);
 
-    for(int i = 0 ; i < cols ; ++i) {
+    for (int i = 0 ; i < cols ; ++i) {
         result.push_back(std::string(sqlite3_column_name(d->_stmt, i)));
     }
 
@@ -589,7 +595,7 @@ void SQLDatabase::open(const std::string& path)
 
     int error = sqlite3_open_v2(path.c_str(), &d->_db, SQLITE_OPEN_READWRITE | SQLITE_OPEN_CREATE, NULL);
 
-    if(error != SQLITE_OK) {
+    if (error != SQLITE_OK) {
         BROWSER_LOGE("[SQLDatabase] Can't open sqlite database from file '%s' with error %d",
                 path.c_str(),
                 error);
@@ -613,7 +619,7 @@ SQLQuery SQLDatabase::prepare(const std::string& query) const
     sqlite3_stmt * stmt = NULL;
     int rc = sql_prepare(d->_db, &stmt, query.c_str());
 
-    if(rc != SQLITE_OK) {
+    if (rc != SQLITE_OK) {
         BROWSER_LOGE("[SQLDatabase] Can't prepare query from string '%s' with result %d (%s)",
                 query.c_str(),
                 rc,
@@ -636,7 +642,7 @@ SQLQuery SQLDatabase::prepare(const std::string& query) const
 
 bool SQLDatabase::tableExists(const std::string& name) const
 {
-    if(!d->_db)
+    if (!d->_db)
         return false;
 
     SQLQuery query(prepare("select count(*) from sqlite_master where type='table' and name=?"));
@@ -649,7 +655,7 @@ bool SQLDatabase::tableExists(const std::string& name) const
 long long SQLDatabase::lastInsertId() const
 {
     BROWSER_LOGD("lastInsertId");
-    if(!d->_db)
+    if (!d->_db)
         return -1;
 
     long long id = sqlite3_last_insert_rowid(d->_db);
@@ -660,16 +666,16 @@ long long SQLDatabase::lastInsertId() const
 
 bool SQLDatabase::exec(const std::string& command) const
 {
-    if(!d->_db)
+    if (!d->_db)
         return false;
 
     sqlite3_stmt * stmt = NULL;
     int rc = sql_prepare(d->_db, &stmt, command.c_str());
 
-    if(rc != SQLITE_OK) {
+    if (rc != SQLITE_OK) {
         const char * errorMessage = sqlite3_errmsg(d->_db);
         int errorCode = sqlite3_errcode(d->_db);
-        std::string error( errorMessage ? errorMessage : "" );
+        std::string error(errorMessage ? errorMessage : "");
         BROWSER_LOGE("[SQLDatabase] Can't prepare query from string '%s' with result %d (%s)",
                 command.c_str(),
                 rc,
@@ -681,7 +687,7 @@ bool SQLDatabase::exec(const std::string& command) const
     rc = sql_step(stmt);
     sqlite3_finalize(stmt);
 
-    if(rc != SQLITE_DONE && rc != SQLITE_ROW) {
+    if (rc != SQLITE_DONE && rc != SQLITE_ROW) {
         BROWSER_LOGE("[SQLDatabase] Can't execute query from string '%s' with result %d (%s)",
                 command.c_str(),
                 rc,
@@ -703,7 +709,7 @@ std::vector<std::string> SQLDatabase::tableColumnNames(const std::string& table)
     SQLQuery query(prepare(query_str));
     query.exec();
 
-    while(query.hasNext()) {
+    while (query.hasNext()) {
         result.push_back(query.getString(1));
         query.next();
     }
@@ -713,14 +719,14 @@ std::vector<std::string> SQLDatabase::tableColumnNames(const std::string& table)
 
 void SQLDatabase::begin()
 {
-    if(!sql_begin(d->_db)) {
+    if (!sql_begin(d->_db)) {
         throw StorageException(sqlite3_errmsg(d->_db), sqlite3_errcode(d->_db));
     }
 }
 
 void SQLDatabase::commit()
 {
-    if(!sql_commit(d->_db)) {
+    if (!sql_commit(d->_db)) {
         throw StorageException(sqlite3_errmsg(d->_db), sqlite3_errcode(d->_db));
     }
 }
diff --git a/services/StorageService/SQLDatabaseImpl.h b/services/StorageService/SQLDatabaseImpl.h
index 088793a..41bcaf9 100755
--- a/services/StorageService/SQLDatabaseImpl.h
+++ b/services/StorageService/SQLDatabaseImpl.h
@@ -33,8 +33,9 @@ public:
 	std::string _query;
 
     SQLQueryPrivate(const std::shared_ptr<SQLDatabase>& db_ref, sqlite3 * db, sqlite3_stmt * stmt, const std::string& query);
-	SQLQueryPrivate(const SQLQueryPrivate& other);
-	~SQLQueryPrivate();
+    SQLQueryPrivate(const SQLQueryPrivate& other);
+    SQLQueryPrivate& operator=(const SQLQueryPrivate&);
+    ~SQLQueryPrivate();
 };
 
 class SQLDatabasePrivate