| package org.unicode.cldr.util; |
| |
| import java.io.BufferedInputStream; |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.FileNotFoundException; |
| import java.io.InputStream; |
| |
| /** |
| * Factory class to easily create (buffered) InputStreams |
| * @author ribnitz |
| * |
| */ |
| public class InputStreamFactory { |
| |
| /** |
| * Create a Stream to read from the given fˇile |
| * @param f - the file to read from |
| * @return |
| * @throws FileNotFoundException - if the File does not exist |
| * @throws SecurityException - if a security manager exists and its checkRead method denies read access to the file |
| */ |
| public static InputStream createInputStream(File f) throws FileNotFoundException { |
| FileInputStream fis = new FileInputStream(f); |
| return InputStreamFactory.buffer(fis); |
| } |
| |
| /** |
| * Decorate another InputStream to create a Buffering version |
| * @param in -the Stream to decorate |
| * @return a buffered version of the stream |
| */ |
| public static InputStream buffer(InputStream in) { |
| if (in instanceof BufferedInputStream) { |
| return in; |
| } |
| return new BufferedInputStream(in); |
| } |
| |
| } |