| /* |
| * 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.cassandra.cql3.functions; |
| |
| import com.google.common.base.Objects; |
| |
| import org.apache.cassandra.db.SystemKeyspace; |
| |
| public final class FunctionName |
| { |
| public final String keyspace; |
| public final String name; |
| |
| public static FunctionName nativeFunction(String name) |
| { |
| return new FunctionName(SystemKeyspace.NAME, name); |
| } |
| |
| public FunctionName(String keyspace, String name) |
| { |
| assert name != null : "Name parameter must not be null"; |
| this.keyspace = keyspace; |
| this.name = name; |
| } |
| |
| public FunctionName asNativeFunction() |
| { |
| return FunctionName.nativeFunction(name); |
| } |
| |
| public boolean hasKeyspace() |
| { |
| return keyspace != null; |
| } |
| |
| @Override |
| public final int hashCode() |
| { |
| return Objects.hashCode(keyspace, name); |
| } |
| |
| @Override |
| public final boolean equals(Object o) |
| { |
| if (!(o instanceof FunctionName)) |
| return false; |
| |
| FunctionName that = (FunctionName)o; |
| return Objects.equal(this.keyspace, that.keyspace) |
| && Objects.equal(this.name, that.name); |
| } |
| |
| public final boolean equalsNativeFunction(FunctionName nativeFunction) |
| { |
| assert nativeFunction.keyspace.equals(SystemKeyspace.NAME); |
| if (this.hasKeyspace() && !this.keyspace.equals(SystemKeyspace.NAME)) |
| return false; |
| |
| return Objects.equal(this.name, nativeFunction.name); |
| } |
| |
| @Override |
| public String toString() |
| { |
| return keyspace == null ? name : keyspace + "." + name; |
| } |
| } |