com.hazelcast.org.apache.calcite.sql.validate.DelegatingSqlValidatorCatalogReader Maven / Gradle / Ivy
/*
* 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 com.hazelcast.com.liance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.com.hazelcast.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 com.hazelcast.org.apache.calcite.sql.validate;
import com.hazelcast.org.apache.calcite.rel.type.RelDataType;
import com.hazelcast.org.apache.calcite.sql.SqlIdentifier;
import java.util.List;
/**
* Implementation of
* {@link com.hazelcast.org.apache.calcite.sql.validate.SqlValidatorCatalogReader} that passes
* all calls to a parent catalog reader.
*/
public abstract class DelegatingSqlValidatorCatalogReader
implements SqlValidatorCatalogReader {
protected final SqlValidatorCatalogReader catalogReader;
/**
* Creates a DelegatingSqlValidatorCatalogReader.
*
* @param catalogReader Parent catalog reader
*/
public DelegatingSqlValidatorCatalogReader(
SqlValidatorCatalogReader catalogReader) {
this.catalogReader = catalogReader;
}
public SqlValidatorTable getTable(List names) {
return catalogReader.getTable(names);
}
public RelDataType getNamedType(SqlIdentifier typeName) {
return catalogReader.getNamedType(typeName);
}
public List getAllSchemaObjectNames(List names) {
return catalogReader.getAllSchemaObjectNames(names);
}
public List> getSchemaPaths() {
return catalogReader.getSchemaPaths();
}
@Override public C unwrap(Class aClass) {
return catalogReader.unwrap(aClass);
}
}