| /* |
| * 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.beam.sdk.extensions.sql.impl.udf; |
| |
| import com.google.auto.service.AutoService; |
| import org.apache.beam.sdk.schemas.Schema; |
| |
| /** TrigonometricFunctions. */ |
| @AutoService(BeamBuiltinFunctionProvider.class) |
| @SuppressWarnings({ |
| "nullness" // TODO(https://github.com/apache/beam/issues/20497) |
| }) |
| public class BuiltinTrigonometricFunctions extends BeamBuiltinFunctionProvider { |
| |
| /** |
| * COSH(X) |
| * |
| * <p>Computes the hyperbolic cosine of X. Generates an error if an overflow occurs. |
| */ |
| // TODO: handle overflow |
| @UDF( |
| funcName = "COSH", |
| parameterArray = {Schema.TypeName.DOUBLE}, |
| returnType = Schema.TypeName.DOUBLE) |
| public Double cosh(Double o) { |
| if (o == null) { |
| return null; |
| } |
| return Math.cosh(o); |
| } |
| |
| /** |
| * SINH(X) |
| * |
| * <p>Computes the hyperbolic sine of X. Generates an error if an overflow occurs. |
| */ |
| // TODO: handle overflow |
| @UDF( |
| funcName = "SINH", |
| parameterArray = {Schema.TypeName.DOUBLE}, |
| returnType = Schema.TypeName.DOUBLE) |
| public Double sinh(Double o) { |
| if (o == null) { |
| return null; |
| } |
| return Math.sinh(o); |
| } |
| |
| /** |
| * TANH(X) |
| * |
| * <p>Computes hyperbolic tangent of X. Does not fail. |
| */ |
| @UDF( |
| funcName = "TANH", |
| parameterArray = {Schema.TypeName.DOUBLE}, |
| returnType = Schema.TypeName.DOUBLE) |
| public Double tanh(Double o) { |
| if (o == null) { |
| return null; |
| } |
| return Math.tanh(o); |
| } |
| } |