static void processFiles(Context cx, String[] files) throws IOException {
StringBuffer cout = new StringBuffer();
if (files.length > 0) {
for (int i = 0; i < files.length; i++) {
try {
String source = (String) readFileOrUrl(files[i], true);
cout.append(Compressor.compressScript(source, 0, 1, escapeUnicode, stripConsole));
} catch (IOException ex) {
// continue processing files
}
}
} else {
byte[] data = Kit.readStream(global.getIn(), 4096);
// Convert to String using the default encoding
String source = new String(data);
if (source != null) {
cout.append(Compressor.compressScript(source, 0, 1, escapeUnicode, stripConsole));
}
}
global.getOut().println(cout);
}
private static Object readFileOrUrl(String path, boolean convertToString) throws IOException {
URL url = null;
// Assume path is URL if it contains a colon and there are at least
// 2 characters in the protocol part. The later allows under Windows
// to interpret paths with driver letter as file, not URL.
if (path.indexOf(':') >= 2) {
try {
url = new URL(path);
} catch (MalformedURLException ex) {
}
}
InputStream is = null;
int capacityHint = 0;
if (url == null) {
File file = new File(path);
capacityHint = (int) file.length();
try {
is = new FileInputStream(file);
} catch (IOException ex) {
Context.reportError(getMessage("msg.couldnt.open", path));
throw ex;
}
} else {
try {
URLConnection uc = url.openConnection();
is = uc.getInputStream();
capacityHint = uc.getContentLength();
// Ignore insane values for Content-Length
if (capacityHint > (1 << 20)) {
capacityHint = -1;
}
} catch (IOException ex) {
Context.reportError(getMessage("msg.couldnt.open.url", url.toString(), ex.toString()));
throw ex;
}
}
if (capacityHint <= 0) {
capacityHint = 4096;
}
byte[] data;
try {
try {
is = new BufferedInputStream(is);
data = Kit.readStream(is, capacityHint);
} finally {
is.close();
}
} catch (IOException ex) {
Context.reportError(ex.toString());
throw ex;
}
Object result;
if (convertToString) {
// Convert to String using the default encoding
// TODO: Use 'charset=' argument of Content-Type if URL?
result = new String(data);
} else {
result = data;
}
return result;
}