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// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.data;
/**
* Generic API for classes that contain data representable as JSON.
*/
public interface JsonProducer {
/**
* Append the JSON representation of this object's data to a StringBuilder.
* Note that when passing compact=false the generated string will
* be human-readable and containing embedded newlines; also the
* exact indentation etc may change, so use compact=true for a
* canonical format.
* @param target the StringBuilder to append to.
* @return the target passed in is also returned (to allow chaining).
*/
StringBuilder writeJson(StringBuilder target);
/**
* Convenience method equivalent to:
* makeJson(new StringBuilder()).toString()
* @return String containing JSON representation of this object's data.
*/
String toJson();
}
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