org.apache.avro.path.MapKeyPredicate 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
*
* 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.
*/
package org.apache.avro.path;
/**
* Returns items by their position (string key under which they are stored) in a
* map
*/
public class MapKeyPredicate implements PositionalPathPredicate {
private final String key;
public MapKeyPredicate(String key) {
this.key = key;
}
public String getKey() {
return key;
}
@Override
public String toString() {
if (key == null) {
return "";
}
return "[\"" + key + "\"]";
}
}