final DatabaseModel read(Connection connection) throws SQLException {
DatabaseMetaData metaData = connection.getMetaData();
DatabaseModel m = DatabaseModel.create();
try (ResultSet resultSet = metaData.getTables(null, null, null, null)) {
while (resultSet.next()) {
String c = resultSet.getString("TABLE_CAT");
String s = resultSet.getString("TABLE_SCHEM");
String n = resultSet.getString("TABLE_NAME");
if (!Objects.equals(resultSet.getString("TABLE_TYPE"), "TABLE")) continue;
if (ignore(c, s, n)) continue;
m = m.addTable(TableModel.create(TableId.create(SchemaId.create(s), n)));
}
}
try (ResultSet resultSet = metaData.getColumns(null, null, null, null)) {
while (resultSet.next()) {
String c = resultSet.getString("TABLE_CAT");
String s = resultSet.getString("TABLE_SCHEM");
String n = resultSet.getString("TABLE_NAME");
TableId tableId = TableId.create(SchemaId.create(s), n);
if (!m.hasTable(tableId)) continue;
String col = resultSet.getString("COLUMN_NAME");
int dataType = resultSet.getInt("DATA_TYPE");
int columnSize = resultSet.getInt("COLUMN_SIZE");
int decimalDigits = resultSet.getInt("DECIMAL_DIGITS");
int numPrecRadix = resultSet.getInt("NUM_PREC_RADIX");
ColumnModel.Builder cm = ColumnModel.newBuilder();
cm = cm.withId(ColumnId.create(tableId, col));
JDBCType dataType2 = JDBCType.valueOf(dataType);
switch (dataType2) {
case BIGINT:
cm = cm.withType(BigIntType.create());
break;
case BOOLEAN:
cm = cm.withType(BooleanType.create());
break;
case CHAR:
cm = cm.withType(CharType.create());
break;
case BLOB:
cm = cm.withType(BLOBType.create());
break;
case CLOB:
cm = cm.withType(CLOBType.create());
break;
case DATE:
cm = cm.withType(DateType.create());
break;
case DECIMAL:
cm = cm.withType(DecimalType.create());
break;
case DOUBLE:
cm = cm.withType(DoubleType.create());
break;
case INTEGER:
cm = cm.withType(IntType.create());
break;
case SMALLINT:
cm = cm.withType(SmallIntType.create());
break;
case VARCHAR:
cm = cm.withType(VarcharType.create());
break;
case TIME:
cm = cm.withType(TimeType.create());
break;
case TIMESTAMP:
cm = cm.withType(TimestampType.create());
break;
case TINYINT:
cm = cm.withType(TinyIntType.create());
break;
case VARBINARY:
cm = cm.withType(VarbinaryType.create());
break;
case LONGVARCHAR:
cm = cm.withType(LongVarcharType.create());
break;
default:
throw new Error("missing type " + dataType + " " + dataType2);
}
m = m.addColumn(cm.build());
}
}
m = postProcess(connection, m);
return m;
}