| /* |
| * 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.view.viewExpression.leaf; |
| |
| import org.apache.iotdb.commons.schema.view.viewExpression.ViewExpressionType; |
| import org.apache.iotdb.commons.schema.view.viewExpression.visitor.ViewExpressionVisitor; |
| import org.apache.iotdb.tsfile.utils.ReadWriteIOUtils; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| import java.nio.ByteBuffer; |
| import java.util.Objects; |
| |
| public class TimeSeriesViewOperand extends LeafViewOperand { |
| |
| // region member variables and init functions |
| private String pathString; |
| |
| public TimeSeriesViewOperand(String path) { |
| this.pathString = path; |
| } |
| |
| public TimeSeriesViewOperand(ByteBuffer byteBuffer) { |
| this.pathString = ReadWriteIOUtils.readString(byteBuffer); |
| } |
| |
| public TimeSeriesViewOperand(InputStream inputStream) { |
| try { |
| this.pathString = ReadWriteIOUtils.readString(inputStream); |
| } catch (IOException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| // endregion |
| |
| // region common interfaces that have to be implemented |
| @Override |
| public <R, C> R accept(ViewExpressionVisitor<R, C> visitor, C context) { |
| return visitor.visitTimeSeriesOperand(this, context); |
| } |
| |
| @Override |
| public ViewExpressionType getExpressionType() { |
| return ViewExpressionType.TIMESERIES; |
| } |
| |
| @Override |
| public String toString(boolean isRoot) { |
| return this.pathString; |
| } |
| |
| @Override |
| protected void serialize(ByteBuffer byteBuffer) { |
| ReadWriteIOUtils.write(pathString, byteBuffer); |
| } |
| |
| @Override |
| protected void serialize(OutputStream stream) throws IOException { |
| ReadWriteIOUtils.write(pathString, stream); |
| } |
| // endregion |
| |
| public String getPathString() { |
| return pathString; |
| } |
| |
| public void setPathString(String path) { |
| this.pathString = path; |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) return true; |
| if (o == null || getClass() != o.getClass()) return false; |
| TimeSeriesViewOperand that = (TimeSeriesViewOperand) o; |
| return Objects.equals(pathString, that.pathString); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(pathString); |
| } |
| } |