| /* |
| * 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.tajo.plan.function; |
| |
| import com.google.common.base.Objects; |
| import org.apache.tajo.OverridableConf; |
| import org.apache.tajo.annotation.Nullable; |
| import org.apache.tajo.plan.expr.FunctionEval; |
| import org.apache.tajo.plan.function.python.TajoScriptEngine; |
| import org.apache.tajo.util.TUtil; |
| |
| import java.util.Arrays; |
| import java.util.TimeZone; |
| |
| /** |
| * This class contains some metadata need to execute functions. |
| */ |
| public class FunctionInvokeContext implements Cloneable { |
| private OverridableConf queryContext; |
| private FunctionEval.ParamType[] paramTypes; |
| private TajoScriptEngine scriptEngine; |
| private TimeZone timeZone; |
| |
| public FunctionInvokeContext(@Nullable OverridableConf queryContext, FunctionEval.ParamType[] paramTypes) { |
| this.queryContext = queryContext; |
| this.paramTypes = paramTypes; |
| } |
| |
| public OverridableConf getQueryContext() { |
| return queryContext; |
| } |
| |
| public FunctionEval.ParamType[] getParamTypes() { |
| return paramTypes; |
| } |
| |
| public void setScriptEngine(TajoScriptEngine scriptEngine) { |
| this.scriptEngine = scriptEngine; |
| } |
| |
| public boolean hasScriptExecutor() { |
| return scriptEngine != null; |
| } |
| |
| public TajoScriptEngine getScriptEngine() { |
| return scriptEngine; |
| } |
| |
| public TimeZone getTimeZone() { |
| return timeZone; |
| } |
| |
| public void setTimeZone(TimeZone timeZone) { |
| this.timeZone = timeZone; |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hashCode(queryContext, Arrays.hashCode(paramTypes)); |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (o instanceof FunctionInvokeContext) { |
| FunctionInvokeContext other = (FunctionInvokeContext) o; |
| return TUtil.checkEquals(queryContext, other.queryContext) && |
| Arrays.equals(paramTypes, other.paramTypes); |
| } |
| return false; |
| } |
| |
| @Override |
| public Object clone() throws CloneNotSupportedException { |
| FunctionInvokeContext clone = (FunctionInvokeContext) super.clone(); |
| clone.queryContext = queryContext; |
| clone.paramTypes = Arrays.copyOf(paramTypes, paramTypes.length); |
| if (scriptEngine != null) { |
| clone.scriptEngine = scriptEngine; |
| } |
| return clone; |
| } |
| } |