001/* 002 * Copyright 2023 the original author or authors. 003 * <p> 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * <p> 008 * https://www.apache.org/licenses/LICENSE-2.0 009 * <p> 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016package de.cuioss.tools.io; 017 018import java.io.IOException; 019import java.io.OutputStream; 020import java.io.Serializable; 021 022/** 023 * Interface for file writer operations. 024 * 025 * @author Sven Haag 026 */ 027public interface FileWriter extends Serializable { 028 029 /** 030 * 031 * @return true if an actual file is writable. 032 */ 033 boolean isWritable(); 034 035 /** 036 * @return the filename in an appropriate presentation. 037 */ 038 StructuredFilename getFileName(); 039 040 /** 041 * @return an {@link OutputStream} on the corresponding file. It implicitly 042 * checks {@link #isWritable()} before accessing the file and will throw 043 * an {@link IllegalStateException} in case it is not readable. 044 * @throws IOException 045 */ 046 OutputStream outputStream() throws IOException; 047}