84 lines
2.3 KiB
C++
84 lines
2.3 KiB
C++
/*
|
|
* 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.
|
|
*/
|
|
|
|
/*
|
|
* Copyright 2015 Cloudius Systems
|
|
*
|
|
* Modified by Cloudius Systems
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
namespace config {
|
|
|
|
/**
|
|
* Defined (and loaded) user types.
|
|
*
|
|
* In practice, because user types are global, we have only one instance of
|
|
* this class that retrieve through the Schema class.
|
|
*/
|
|
class ut_meta_data final {
|
|
#if 0
|
|
private final Map<ByteBuffer, UserType> userTypes;
|
|
|
|
public UTMetaData()
|
|
{
|
|
this(new HashMap<ByteBuffer, UserType>());
|
|
}
|
|
|
|
public UTMetaData(Map<ByteBuffer, UserType> types)
|
|
{
|
|
this.userTypes = types;
|
|
}
|
|
|
|
public UserType getType(ByteBuffer typeName)
|
|
{
|
|
return userTypes.get(typeName);
|
|
}
|
|
|
|
public Map<ByteBuffer, UserType> getAllTypes()
|
|
{
|
|
// Copy to avoid concurrent modification while iterating. Not intended to be called on a critical path anyway
|
|
return new HashMap<>(userTypes);
|
|
}
|
|
|
|
// This is *not* thread safe but is only called in Schema that is synchronized.
|
|
public void addType(UserType type)
|
|
{
|
|
UserType old = userTypes.get(type.name);
|
|
assert old == null || type.isCompatibleWith(old);
|
|
userTypes.put(type.name, type);
|
|
}
|
|
|
|
// Same remarks than for addType
|
|
public void removeType(UserType type)
|
|
{
|
|
userTypes.remove(type.name);
|
|
}
|
|
|
|
public boolean equals(Object that)
|
|
{
|
|
if (!(that instanceof UTMetaData))
|
|
return false;
|
|
return userTypes.equals(((UTMetaData) that).userTypes);
|
|
}
|
|
#endif
|
|
};
|
|
|
|
}
|