org.mybatis.dynamic.sql.insert.BatchInsertDSL Maven / Gradle / Ivy
/**
* Copyright 2016-2019 the original author or authors.
*
* 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 org.mybatis.dynamic.sql.insert;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;
import org.mybatis.dynamic.sql.SqlColumn;
import org.mybatis.dynamic.sql.SqlTable;
import org.mybatis.dynamic.sql.util.ConstantMapping;
import org.mybatis.dynamic.sql.util.InsertMapping;
import org.mybatis.dynamic.sql.util.NullMapping;
import org.mybatis.dynamic.sql.util.PropertyMapping;
import org.mybatis.dynamic.sql.util.StringConstantMapping;
public class BatchInsertDSL {
private Collection records;
private SqlTable table;
private List columnMappings = new ArrayList<>();
private BatchInsertDSL(Collection records, SqlTable table) {
this.records = records;
this.table = table;
}
public ColumnMappingFinisher map(SqlColumn column) {
return new ColumnMappingFinisher<>(column);
}
public BatchInsertModel build() {
return BatchInsertModel.withRecords(records)
.withTable(table)
.withColumnMappings(columnMappings)
.build();
}
@SafeVarargs
public static IntoGatherer insert(T...records) {
return BatchInsertDSL.insert(Arrays.asList(records));
}
public static IntoGatherer insert(Collection records) {
return new IntoGatherer<>(records);
}
public static class IntoGatherer {
private Collection records;
private IntoGatherer(Collection records) {
this.records = records;
}
public BatchInsertDSL into(SqlTable table) {
return new BatchInsertDSL<>(records, table);
}
}
public class ColumnMappingFinisher {
private SqlColumn column;
public ColumnMappingFinisher(SqlColumn column) {
this.column = column;
}
public BatchInsertDSL toProperty(String property) {
columnMappings.add(PropertyMapping.of(column, property));
return BatchInsertDSL.this;
}
public BatchInsertDSL toNull() {
columnMappings.add(NullMapping.of(column));
return BatchInsertDSL.this;
}
public BatchInsertDSL toConstant(String constant) {
columnMappings.add(ConstantMapping.of(column, constant));
return BatchInsertDSL.this;
}
public BatchInsertDSL toStringConstant(String constant) {
columnMappings.add(StringConstantMapping.of(column, constant));
return BatchInsertDSL.this;
}
}
}