com.hazelcast.org.apache.calcite.rel.metadata.janino.DescriptiveCacheKey Maven / Gradle / Ivy
/*
* 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 com.hazelcast.org.apache.calcite.rel.metadata.janino;
import org.apiguardian.api.API;
/**
* A key used in caching with descriptive to string. Note the key uses
* reference equality for performance.
*/
@API(status = API.Status.INTERNAL)
public final class DescriptiveCacheKey {
private final String description;
@API(status = API.Status.INTERNAL)
public DescriptiveCacheKey(String description) {
this.description = description;
}
@Override public String toString() {
return description;
}
}