| /* |
| * 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 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.apache.iotdb.commons.schema.filter.impl; |
| |
| import org.apache.iotdb.commons.schema.filter.SchemaFilter; |
| import org.apache.iotdb.commons.schema.filter.SchemaFilterType; |
| import org.apache.iotdb.commons.schema.filter.SchemaFilterVisitor; |
| import org.apache.iotdb.tsfile.file.metadata.enums.TSDataType; |
| |
| import java.io.DataOutputStream; |
| import java.io.IOException; |
| import java.nio.ByteBuffer; |
| |
| public class DataTypeFilter extends SchemaFilter { |
| |
| private final TSDataType dataType; |
| |
| public DataTypeFilter(TSDataType dataType) { |
| this.dataType = dataType; |
| } |
| |
| public DataTypeFilter(ByteBuffer byteBuffer) { |
| this.dataType = TSDataType.deserializeFrom(byteBuffer); |
| } |
| |
| public TSDataType getDataType() { |
| return dataType; |
| } |
| |
| @Override |
| public <C> boolean accept(SchemaFilterVisitor<C> visitor, C node) { |
| return visitor.visitDataTypeFilter(this, node); |
| } |
| |
| @Override |
| public SchemaFilterType getSchemaFilterType() { |
| return SchemaFilterType.DATA_TYPE; |
| } |
| |
| @Override |
| public void serialize(ByteBuffer byteBuffer) { |
| dataType.serializeTo(byteBuffer); |
| } |
| |
| @Override |
| public void serialize(DataOutputStream stream) throws IOException { |
| dataType.serializeTo(stream); |
| } |
| } |