Examples with SequenceTable org.datanucleus.store.rdbms.valuegenerator.SequenceTable used on opensource projects

Example 1 with SequenceTable

use of org.datanucleus.store.rdbms.valuegenerator.SequenceTable in project datanucleus-rdbms by datanucleus.

the class RDBMSStoreManager method addSequenceTableForMetaData.

protected void addSequenceTableForMetaData(MetaData md, ClassLoaderResolver clr, Set<String> seqTablesGenerated) {
    String catName = null;
    String schName = null;
    String tableName = TableGenerator.DEFAULT_TABLE_NAME;
    String seqColName = TableGenerator.DEFAULT_SEQUENCE_COLUMN_NAME;
    String nextValColName = TableGenerator.DEFAULT_NEXTVALUE_COLUMN_NAME;
    if (md.hasExtension(ValueGenerator.PROPERTY_SEQUENCETABLE_CATALOG)) {
        catName = md.getValueForExtension(ValueGenerator.PROPERTY_SEQUENCETABLE_CATALOG);
    }
    if (md.hasExtension(ValueGenerator.PROPERTY_SEQUENCETABLE_SCHEMA)) {
        schName = md.getValueForExtension(ValueGenerator.PROPERTY_SEQUENCETABLE_SCHEMA);
    }
    if (md.hasExtension(ValueGenerator.PROPERTY_SEQUENCETABLE_TABLE)) {
        tableName = md.getValueForExtension(ValueGenerator.PROPERTY_SEQUENCETABLE_TABLE);
    }
    if (md.hasExtension(ValueGenerator.PROPERTY_SEQUENCETABLE_NAME_COLUMN)) {
        seqColName = md.getValueForExtension(ValueGenerator.PROPERTY_SEQUENCETABLE_NAME_COLUMN);
    }
    if (md.hasExtension(ValueGenerator.PROPERTY_SEQUENCETABLE_NEXTVAL_COLUMN)) {
        nextValColName = md.getValueForExtension(ValueGenerator.PROPERTY_SEQUENCETABLE_NEXTVAL_COLUMN);
    }
    if (!seqTablesGenerated.contains(tableName)) {
        ManagedConnection mconn = connectionMgr.getConnection(TransactionIsolation.NONE);
        Connection conn = (Connection) mconn.getConnection();
        try {
            DatastoreIdentifier tableIdentifier = identifierFactory.newTableIdentifier(tableName);
            if (catName != null) {
                tableIdentifier.setCatalogName(catName);
            }
            if (schName != null) {
                tableIdentifier.setSchemaName(schName);
            }
            SequenceTable seqTable = new SequenceTable(tableIdentifier, this, seqColName, nextValColName);
            seqTable.initialize(clr);
            seqTable.exists(conn, true);
        } catch (Exception e) {
        } finally {
            mconn.release();
        }
        seqTablesGenerated.add(tableName);
    }
}