com.alibaba.druid.sql.ast.statement.SQLAlterTableDropPartition Maven / Gradle / Ivy
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An JDBC datasource implementation.
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/*
* Copyright 1999-2018 Alibaba Group Holding Ltd.
*
* 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.alibaba.druid.sql.ast.statement;
import java.util.ArrayList;
import java.util.List;
import com.alibaba.druid.sql.ast.SQLObject;
import com.alibaba.druid.sql.ast.SQLObjectImpl;
import com.alibaba.druid.sql.visitor.SQLASTVisitor;
public class SQLAlterTableDropPartition extends SQLObjectImpl implements SQLAlterTableItem {
private boolean ifExists = false;
private boolean purge;
private final List partitions = new ArrayList(4);
public List getPartitions() {
return partitions;
}
public void addPartition(SQLObject partition) {
if (partition != null) {
partition.setParent(this);
}
this.partitions.add(partition);
}
public boolean isIfExists() {
return ifExists;
}
public void setIfExists(boolean ifExists) {
this.ifExists = ifExists;
}
public boolean isPurge() {
return purge;
}
public void setPurge(boolean purge) {
this.purge = purge;
}
@Override
protected void accept0(SQLASTVisitor visitor) {
if (visitor.visit(this)) {
acceptChild(visitor, partitions);
}
visitor.endVisit(this);
}
}