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Original file line number Diff line number Diff line change
@@ -0,0 +1,44 @@
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/

package org.apache.seatunnel.api.table.type;

public class TypeUtil {

/** Check if the data type can be converted to another data type. */
public static boolean canConvert(SeaTunnelDataType<?> from, SeaTunnelDataType<?> to) {
// any type can be converted to string
if (from == to || to.getSqlType() == SqlType.STRING) {
return true;
}
if (from.getSqlType() == SqlType.TINYINT) {
return to.getSqlType() == SqlType.SMALLINT
|| to.getSqlType() == SqlType.INT
|| to.getSqlType() == SqlType.BIGINT;
}
if (from.getSqlType() == SqlType.SMALLINT) {
return to.getSqlType() == SqlType.INT || to.getSqlType() == SqlType.BIGINT;
}
if (from.getSqlType() == SqlType.INT) {
return to.getSqlType() == SqlType.BIGINT;
}
if (from.getSqlType() == SqlType.FLOAT) {
return to.getSqlType() == SqlType.DOUBLE;
}
return false;
}
}
Original file line number Diff line number Diff line change
Expand Up @@ -80,7 +80,8 @@ private List<String> parseFilePaths(ReadonlyConfig readonlyConfig) {

private CatalogTable parseCatalogTable(ReadonlyConfig readonlyConfig) {
final CatalogTable catalogTable;
if (readonlyConfig.getOptional(TableSchemaOptions.SCHEMA).isPresent()) {
boolean configSchema = readonlyConfig.getOptional(TableSchemaOptions.SCHEMA).isPresent();
if (configSchema) {
catalogTable = CatalogTableUtil.buildWithConfig(getPluginName(), readonlyConfig);
} else {
catalogTable = CatalogTableUtil.buildSimpleTextTable();
Expand All @@ -99,7 +100,10 @@ private CatalogTable parseCatalogTable(ReadonlyConfig readonlyConfig) {
case ORC:
case PARQUET:
return newCatalogTable(
catalogTable, readStrategy.getSeaTunnelRowTypeInfo(filePaths.get(0)));
catalogTable,
readStrategy.getSeaTunnelRowTypeInfoWithUserConfigRowType(
filePaths.get(0),
configSchema ? catalogTable.getSeaTunnelRowType() : null));
default:
throw new FileConnectorException(
FileConnectorErrorCode.FORMAT_NOT_SUPPORT,
Expand Down
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