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/*
* Copyright 2017-2018 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 com.uchuhimo.konf.source
import java.io.File
import java.io.OutputStream
import java.io.StringWriter
/**
* Save config to various output format.
*/
interface Writer {
/**
* Save to specified writer.
*
* @param writer specified writer for writing character streams
*/
fun toWriter(writer: java.io.Writer)
/**
* Save to specified output stream.
*
* @param outputStream specified output stream of bytes
*/
fun toOutputStream(outputStream: OutputStream)
/**
* Save to specified file.
*
* @param file specified file
* @return a new source from specified file
*/
fun toFile(file: File) = toOutputStream(file.outputStream())
/**
* Save to specified file path.
*
* @param file specified file path
*/
fun toFile(file: String) = toFile(File(file))
/**
* Save to string.
*
* @return string
*/
fun toText(): String = StringWriter().apply { toWriter(this) }.toString()
/**
* Save to byte array.
*
* @return byte array
*/
fun toBytes(): ByteArray = toText().toByteArray()
}
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