org.springframework.boot.configurationprocessor.metadata.JSONOrderedObject Maven / Gradle / Ivy
/*
* Copyright 2012-2018 the original author or authors.
*
* Licensed 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.springframework.boot.configurationprocessor.metadata;
import java.util.Iterator;
import java.util.LinkedHashSet;
import java.util.Set;
import org.springframework.boot.configurationprocessor.json.JSONException;
import org.springframework.boot.configurationprocessor.json.JSONObject;
/**
* Extension to {@link JSONObject} that remembers the order of inserts.
*
* @author Stephane Nicoll
* @author Phillip Webb
*/
@SuppressWarnings("rawtypes")
class JSONOrderedObject extends JSONObject {
private Set keys = new LinkedHashSet<>();
@Override
public JSONObject put(String key, Object value) throws JSONException {
this.keys.add(key);
return super.put(key, value);
}
@Override
public Iterator keys() {
return this.keys.iterator();
}
}