public void handle(FileItem item, Map<String, Object> result) {
BlobWriter writer = blobManager.newFile(item.getContentType());
OutputStream out = writer.getOutputStream();
InputStream in = null;
try {
in = item.getInputStream();
try {
int size = 0;
while ((size = in.read(buffer)) != -1) {
out.write(buffer, 0, size);
}
} finally {
IOTools.close(in, out);
}
BlobInfo info = writer.getBlobInfo();
result.put("fileId", info.id());
result.put("contentType", info.contentType());
result.put("md5", info.md5());
result.put("sucessful", "true");
blobManager.commit(writer);
} catch (Exception ex) {
result.put("sucessful", "false");
blobManager.cancel(writer);
}
}
public void finish(MessageDoc ctx, boolean closeStream) {
if (!ctx.getReturnCode().equals("core.ok")) {
throw new ServantException(ctx.getReturnCode(), ctx.getReason());
}
OutputStream out = null;
try {
out = ctx.getOutputStream();
} catch (IOException e) {
} finally {
if (closeStream) {
IOTools.close(out);
}
}
}
private StringBuffer loadFromInputStream(StringBuffer buf, InputStream in) {
BufferedReader reader = new BufferedReader(new InputStreamReader(in));
String line = null;
try {
while ((line = reader.readLine()) != null) {
buf.append(line);
buf.append("\n");
}
} catch (IOException e) {
e.printStackTrace();
} finally {
IOTools.closeStream(in, reader);
}
return buf;
}
public int actionProcess(Context ctx) throws Exception {
ctx.asMessage(BlobMessage.class);
String fileId = getArgument("fileId", ctx);
String domain = getArgument("domain", "default", ctx);
BlobManager manager = BlobTool.getBlobManager(domain);
if (manager == null) {
throw new ServantException(
"core.blob_not_found", "Can not find a blob manager named " + domain);
}
BlobReader reader = manager.getFile(fileId);
if (reader == null) {
throw new ServantException("core.blob_not_found", "Can not find a blob file named " + fileId);
}
BlobInfo info = reader.getBlobInfo();
ctx.setResponseContentType(info.contentType());
InputStream in = reader.getInputStream(0);
OutputStream out = ctx.getOutputStream();
try {
int size = 0;
while ((size = in.read(buffer)) != -1) {
out.write(buffer, 0, size);
}
} finally {
IOTools.close(in);
}
return 0;
}