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/**
* 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
*
* https://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 <cmath>
#include "Node.hh"
namespace avro {
using std::string;
Node::~Node()
{ }
Name::Name(const std::string& name)
{
fullname(name);
}
const string Name::fullname() const
{
return (ns_.empty()) ? simpleName_ : ns_ + "." + simpleName_;
}
void Name::fullname(const string& name)
{
string::size_type n = name.find_last_of('.');
if (n == string::npos) {
simpleName_ = name;
ns_.clear();
} else {
ns_ = name.substr(0, n);
simpleName_ = name.substr(n + 1);
}
check();
}
bool Name::operator < (const Name& n) const
{
return (ns_ < n.ns_) ? true :
(n.ns_ < ns_) ? false :
(simpleName_ < n.simpleName_);
}
static bool invalidChar1(char c)
{
return !isalnum(c) && c != '_' && c != '.' && c != '$';
}
static bool invalidChar2(char c)
{
return !isalnum(c) && c != '_';
}
void Name::check() const
{
if (! ns_.empty() && (ns_[0] == '.' || ns_[ns_.size() - 1] == '.' || std::find_if(ns_.begin(), ns_.end(), invalidChar1) != ns_.end())) {
throw Exception("Invalid namespace: " + ns_);
}
if (simpleName_.empty() || std::find_if(simpleName_.begin(), simpleName_.end(), invalidChar2) != simpleName_.end()) {
throw Exception("Invalid name: " + simpleName_);
}
}
bool Name::operator == (const Name& n) const
{
return ns_ == n.ns_ && simpleName_ == n.simpleName_;
}
void Node::setLogicalType(LogicalType logicalType) {
checkLock();
// Check that the logical type is applicable to the node type.
switch (logicalType.type()) {
case LogicalType::NONE:
break;
case LogicalType::DECIMAL: {
if (type_ != AVRO_BYTES && type_ != AVRO_FIXED) {
throw Exception("DECIMAL logical type can annotate "
"only BYTES or FIXED type");
}
if (type_ == AVRO_FIXED) {
// Max precision that can be supported by the current size of
// the FIXED type.
long maxPrecision = floor(log10(2.0) * (8.0 * fixedSize() - 1));
if (logicalType.precision() > maxPrecision) {
throw Exception(
boost::format(
"DECIMAL precision %1% is too large for the "
"FIXED type of size %2%, precision cannot be "
"larget than %3%") % logicalType.precision() %
fixedSize() % maxPrecision);
}
}
if (logicalType.scale() > logicalType.precision()) {
throw Exception("DECIMAL scale cannot exceed precision");
}
break;
}
case LogicalType::DATE:
if (type_ != AVRO_INT) {
throw Exception("DATE logical type can only annotate INT type");
}
break;
case LogicalType::TIME_MILLIS:
if (type_ != AVRO_INT) {
throw Exception("TIME-MILLIS logical type can only annotate "
"INT type");
}
break;
case LogicalType::TIME_MICROS:
if (type_ != AVRO_LONG) {
throw Exception("TIME-MICROS logical type can only annotate "
"LONG type");
}
break;
case LogicalType::TIMESTAMP_MILLIS:
if (type_ != AVRO_LONG) {
throw Exception("TIMESTAMP-MILLIS logical type can only annotate "
"LONG type");
}
break;
case LogicalType::TIMESTAMP_MICROS:
if (type_ != AVRO_LONG) {
throw Exception("TIMESTAMP-MICROS logical type can only annotate "
"LONG type");
}
break;
case LogicalType::DURATION:
if (type_ != AVRO_FIXED || fixedSize() != 12) {
throw Exception("DURATION logical type can only annotate "
"FIXED type of size 12");
}
break;
case LogicalType::UUID:
if (type_ != AVRO_STRING) {
throw Exception("UUID logical type can only annotate "
"STRING type");
}
break;
}
logicalType_ = logicalType;
}
} // namespace avro
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