/*
* Copyright 2015, The Querydsl Team (http://www.querydsl.com/team)
*
* Licensed 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 com.querydsl.sql.dml;
import java.util.Map;
import com.google.common.collect.Maps;
import com.querydsl.core.types.Path;
import com.querydsl.sql.RelationalPath;
/**
* Abstract base class for Mapper implementations
*
* @author tiwe
*
* @param <T>
*/
public abstract class AbstractMapper<T> implements Mapper<T> {
protected Map<String, Path<?>> getColumns(RelationalPath<?> path) {
Map<String, Path<?>> columns = Maps.newLinkedHashMap();
for (Path<?> column : path.getColumns()) {
columns.put(column.getMetadata().getName(), column);
}
return columns;
}
protected boolean isPrimaryKeyColumn(RelationalPath<?> parent, Path<?> property) {
return parent.getPrimaryKey() != null
&& parent.getPrimaryKey().getLocalColumns().contains(property);
}
}