| /* |
| * 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 groovy.io; |
| |
| import java.io.BufferedWriter; |
| import java.io.IOException; |
| import java.io.Writer; |
| |
| /** |
| * A buffered writer that gobbles any \r characters |
| * and replaces every \n with a platform specific newline. |
| * In many places Groovy normalises streams to only have \n |
| * characters but when creating files that must be used |
| * by other platform-aware tools, you sometimes want the |
| * newlines to match what the platform expects. |
| */ |
| public class PlatformLineWriter extends Writer { |
| private final BufferedWriter writer; |
| |
| public PlatformLineWriter(Writer out) { |
| writer = new BufferedWriter(out); |
| } |
| |
| public PlatformLineWriter(Writer out, int sz) { |
| writer = new BufferedWriter(out, sz); |
| } |
| |
| public void write(char cbuf[], int off, int len) throws IOException { |
| for (; len > 0; len--) { |
| char c = cbuf[off++]; |
| if (c == '\n') { |
| writer.newLine(); |
| } else if (c != '\r') { |
| writer.write(c); |
| } |
| } |
| } |
| |
| public void flush() throws IOException { |
| writer.flush(); |
| } |
| |
| public void close() throws IOException { |
| writer.close(); |
| } |
| } |