| /* |
| * 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 |
| * |
| * 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 java.io; |
| |
| /** |
| * A specialized {@link Writer} that writes to a file in the file system. |
| * All write requests made by calling methods in this class are directly |
| * forwarded to the equivalent function of the underlying operating system. |
| * Since this may induce some performance penalty, in particular if many small |
| * write requests are made, a FileWriter is often wrapped by a |
| * BufferedWriter. |
| * |
| * @see BufferedWriter |
| * @see FileReader |
| */ |
| public class FileWriter extends OutputStreamWriter { |
| |
| /** |
| * Creates a FileWriter using the File {@code file}. |
| * |
| * @param file |
| * the non-null File to write bytes to. |
| * @throws IOException |
| * if {@code file} cannot be opened for writing. |
| */ |
| public FileWriter(File file) throws IOException { |
| super(new FileOutputStream(file)); |
| } |
| |
| /** |
| * Creates a FileWriter using the File {@code file}. The parameter |
| * {@code append} determines whether or not the file is opened and appended |
| * to or just opened and overwritten. |
| * |
| * @param file |
| * the non-null File to write bytes to. |
| * @param append |
| * indicates whether or not to append to an existing file. |
| * @throws IOException |
| * if the {@code file} cannot be opened for writing. |
| */ |
| public FileWriter(File file, boolean append) throws IOException { |
| super(new FileOutputStream(file, append)); |
| } |
| |
| /** |
| * Creates a FileWriter using the existing FileDescriptor {@code fd}. |
| * |
| * @param fd |
| * the non-null FileDescriptor to write bytes to. |
| */ |
| public FileWriter(FileDescriptor fd) { |
| super(new FileOutputStream(fd)); |
| } |
| |
| /** |
| * Creates a FileWriter using the platform dependent {@code filename}. |
| * |
| * @param filename |
| * the non-null name of the file to write bytes to. |
| * @throws IOException |
| * if the file cannot be opened for writing. |
| */ |
| public FileWriter(String filename) throws IOException { |
| super(new FileOutputStream(new File(filename))); |
| } |
| |
| /** |
| * Creates a FileWriter using the platform dependent {@code filename}. The |
| * parameter {@code append} determines whether or not the file is opened and |
| * appended to or just opened and overwritten. |
| * |
| * @param filename |
| * the non-null name of the file to write bytes to. |
| * @param append |
| * indicates whether or not to append to an existing file. |
| * @throws IOException |
| * if the {@code file} cannot be opened for writing. |
| */ |
| public FileWriter(String filename, boolean append) throws IOException { |
| super(new FileOutputStream(filename, append)); |
| } |
| } |