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JDBC Type 4 driver for MySQL
/*
* Copyright (c) 2015, 2019, Oracle and/or its affiliates. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License, version 2.0, as published by the
* Free Software Foundation.
*
* This program is also distributed with certain software (including but not
* limited to OpenSSL) that is licensed under separate terms, as designated in a
* particular file or component or in included license documentation. The
* authors of MySQL hereby grant you an additional permission to link the
* program and your derivative works with the separately licensed software that
* they have included with MySQL.
*
* Without limiting anything contained in the foregoing, this file, which is
* part of MySQL Connector/J, is also subject to the Universal FOSS Exception,
* version 1.0, a copy of which can be found at
* http://oss.oracle.com/licenses/universal-foss-exception.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License, version 2.0,
* for more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
package com.mysql.cj.xdevapi;
import java.util.Arrays;
import java.util.Collections;
import java.util.stream.Collectors;
import com.mysql.cj.x.protobuf.MysqlxCrud.Projection;
/**
* {@link FilterParams} implementation for {@link com.mysql.cj.xdevapi.Collection} syntax.
*/
public class DocFilterParams extends AbstractFilterParams {
/**
* Constructor.
*
* @param schemaName
* Schema name
* @param collectionName
* Collection name
*/
public DocFilterParams(String schemaName, String collectionName) {
this(schemaName, collectionName, true);
}
/**
* Constructor.
*
* @param schemaName
* Schema name
* @param collectionName
* Collection name
* @param supportsOffset
* Whether OFFSET is supported or not
*/
public DocFilterParams(String schemaName, String collectionName, boolean supportsOffset) {
super(schemaName, collectionName, supportsOffset, false);
}
/**
* Parse projection expressions into X Protocol Projection objects.
*
* @param docProjection
* projection expression
*/
public void setFields(Expression docProjection) {
this.fields = Collections.singletonList(Projection.newBuilder().setSource(new ExprParser(docProjection.getExpressionString(), false).parse()).build());
}
@Override
public void setFields(String... projection) {
this.fields = new ExprParser(Arrays.stream(projection).collect(Collectors.joining(", ")), false).parseDocumentProjection();
}
}