/*
 * 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.sysds.lops;

import org.apache.sysds.common.Types;
import org.apache.sysds.common.Types.DataType;
import org.apache.sysds.common.Types.ValueType;
import org.apache.sysds.runtime.instructions.InstructionUtils;

public class Tee extends Lop {

	public static final String OPCODE = "tee";
	/**
	 * Constructor to be invoked by base class.
	 *
	 * @param input1  lop type
	 * @param dt data type of the output
	 * @param vt value type of the output
	 */
	public Tee(Lop input1, DataType dt, ValueType vt) {
		super(Lop.Type.Tee, dt, vt);
		this.addInput(input1);
		input1.addOutput(this);
		lps.setProperties(inputs, Types.ExecType.OOC);
	}

	@Override
	public String toString() {
		return "Operation = Tee";
	}

	@Override
	public String getInstructions(String input1, String output) {
		// This method generates the instruction string: OOC°tee°input°output1°output2...
		String ret = InstructionUtils.concatOperands(
			getExecType().name(), OPCODE,
			getInputs().get(0).prepInputOperand(input1),
			prepOutputOperand(output)
		);

		return ret;
	}
}
