| // 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. |
| |
| #include "udf/udf-internal.h" |
| |
| using namespace impala; |
| using namespace impala_udf; |
| |
| bool FunctionContext::IsArgConstant(int i) const { |
| if (i < 0 || i >= impl_->constant_args_.size()) return false; |
| return impl_->constant_args_[i] != NULL; |
| } |
| |
| AnyVal* FunctionContext::GetConstantArg(int i) const { |
| if (i < 0 || i >= impl_->constant_args_.size()) return NULL; |
| return impl_->constant_args_[i]; |
| } |
| |
| int FunctionContext::GetNumArgs() const { |
| return impl_->arg_types_.size(); |
| } |
| |
| const FunctionContext::TypeDesc& FunctionContext::GetIntermediateType() const { |
| return impl_->intermediate_type_; |
| } |
| |
| const FunctionContext::TypeDesc& FunctionContext::GetReturnType() const { |
| return impl_->return_type_; |
| } |
| |
| void* FunctionContext::GetFunctionState(FunctionStateScope scope) const { |
| assert(!impl_->closed_); |
| switch (scope) { |
| case THREAD_LOCAL: |
| return impl_->thread_local_fn_state_; |
| case FRAGMENT_LOCAL: |
| return impl_->fragment_local_fn_state_; |
| default: |
| // TODO: signal error somehow |
| return NULL; |
| } |
| } |