diff options
Diffstat (limited to 'mdbc-server/src/main/java/org')
| -rwxr-xr-x | mdbc-server/src/main/java/org/onap/music/mdbc/mixins/MySQLMixin.java | 29 |
1 files changed, 23 insertions, 6 deletions
diff --git a/mdbc-server/src/main/java/org/onap/music/mdbc/mixins/MySQLMixin.java b/mdbc-server/src/main/java/org/onap/music/mdbc/mixins/MySQLMixin.java index af6b859..820817b 100755 --- a/mdbc-server/src/main/java/org/onap/music/mdbc/mixins/MySQLMixin.java +++ b/mdbc-server/src/main/java/org/onap/music/mdbc/mixins/MySQLMixin.java @@ -355,10 +355,10 @@ NEW.field refers to the new value .append("'").append(col).append("', ") .append(isdelete ? "OLD." : "NEW.") .append(col); - if (isupdate && (ti.iskey(col) || !ti.hasKey())) { + if (!isdelete && (ti.iskey(col) || !ti.hasKey())) { keyJson.append(kfx) .append("'").append(col).append("', ") - .append("OLD.") + .append(isupdate ? "OLD." : "NEW.") .append(col); kfx = ", "; } @@ -382,7 +382,7 @@ NEW.field refers to the new value .append("', ") .append(isdelete ? "'D'" : (op.equals("INSERT") ? "'I'" : "'U'")) .append(", ") - .append(isupdate ? keyJson.toString() : "NULL") + .append(!isdelete ? keyJson.toString() : "NULL") .append(", ") .append(newJson.toString()) .append(", ") @@ -913,21 +913,38 @@ NEW.field refers to the new value buildAndExecuteSQLInverse(jdbcStmt, op, cols, vals); } } catch (SQLException sqlE) { - // This applies only for replaying transactions involving Eventually Consistent tables - logger.warn("Error Replaying operation: " + sql.toString() + "; Replacing insert/replace/viceversa and replaying "); + // This applies for replaying transactions involving Eventually Consistent tables + // or transactions that replay on top of existing keys + logger.warn("Error Replaying operation: " + sql.toString() + ";" + + "Replacing insert/replace/viceversa and replaying "); buildAndExecuteSQLInverse(jdbcStmt, op, cols, vals); } } + protected void buildAndExecuteSQLInverse(Statement jdbcStmt, Operation op, ArrayList<String> cols, ArrayList<Object> vals) throws SQLException, MDBCServiceException { - StringBuilder sqlInverse = constructSQLInverse( op, cols, vals); + StringBuilder sqlInverse = constructSQLInverse(op, cols, vals); if(sqlInverse == null) return; logger.info("Replaying operation: " + sqlInverse.toString()); jdbcStmt.executeUpdate(sqlInverse.toString()); } + + /** + * Construct an update statement from an insert, or + * construct an insert statement from an update + * + * useful when replaying logic, if the primary key value is already present/not present + * + * @param op + * @param cols + * @param vals + * @return + * @throws MDBCServiceException + */ + protected StringBuilder constructSQLInverse(Operation op, ArrayList<String> cols, ArrayList<Object> vals) throws MDBCServiceException { StringBuilder sqlInverse = null; |