public OutputStream getOutput(String pathname, boolean append, int chunk_size)
throws IOException {
GridFile file = (GridFile) getFile(pathname, chunk_size);
if (!file.createNewFile()) throw new IOException("creation of " + pathname + " failed");
return new GridOutputStream(file, append, data, chunk_size);
}
public void testWriteAcrossMultipleChunksWithNonDefaultChunkSizeAfterFileIsExplicitlyCreated()
throws Exception {
GridFile file = (GridFile) fs.getFile("multipleChunks.txt", 20); // chunkSize = 20
file.createNewFile();
writeToFile(
"multipleChunks.txt",
"This text spans multiple chunks, because each chunk is only 20 bytes long.",
10); // chunkSize = 10 (but it is ignored, because the file was already created with
// chunkSize = 20
String text = getContents("multipleChunks.txt");
assertEquals(
text, "This text spans multiple chunks, because each chunk is only 20 bytes long.");
}
public OutputStream getOutput(GridFile file) throws IOException {
if (!file.createNewFile()) throw new IOException("creation of " + file + " failed");
return new GridOutputStream(file, false, data, default_chunk_size);
}