/**
* Creates a String representation of the given object.
*
* @param certificate to print
* @return the String representation
*/
private String toString(Object certificate) {
final StringBuilder sb = new StringBuilder();
sb.append("<html><body>\n");
if (certificate instanceof X509Certificate) {
renderX509(sb, (X509Certificate) certificate);
} else {
sb.append("<pre>\n");
sb.append(certificate.toString());
sb.append("</pre>\n");
}
sb.append("</body></html>");
return sb.toString();
}
void handleRequest(InputStream in, OutputStream out) throws IOException {
boolean newline = false;
StringBuilder sb = new StringBuilder();
while (true) {
int ch = in.read();
if (ch < 0) {
throw new EOFException();
}
sb.append((char) ch);
if (ch == '\r') {
// empty
} else if (ch == '\n') {
if (newline) {
// 2nd newline in a row, end of request
break;
}
newline = true;
} else {
newline = false;
}
}
String request = sb.toString();
if (request.startsWith("GET / HTTP/1.") == false) {
throw new IOException("Invalid request: " + request);
}
out.write("HTTP/1.0 200 OK\r\n\r\n".getBytes());
}
/**
* Converts the byte array to hex string.
*
* @param raw the data.
* @return the hex string.
*/
private String getHex(byte[] raw) {
if (raw == null) return null;
StringBuilder hex = new StringBuilder(2 * raw.length);
Formatter f = new Formatter(hex);
try {
for (byte b : raw) f.format("%02x", b);
} finally {
f.close();
}
return hex.toString();
}
public String getClasspath() {
final StringBuilder sb = new StringBuilder();
boolean firstPass = true;
final Enumeration<File> componentEnum = this.pathComponents.elements();
while (componentEnum.hasMoreElements()) {
if (!firstPass) {
sb.append(System.getProperty("path.separator"));
} else {
firstPass = false;
}
sb.append(componentEnum.nextElement().getAbsolutePath());
}
return sb.toString();
}
void sendRequest(InputStream in, OutputStream out) throws IOException {
out.write("GET / HTTP/1.0\r\n\r\n".getBytes());
out.flush();
StringBuilder sb = new StringBuilder();
while (true) {
int ch = in.read();
if (ch < 0) {
break;
}
sb.append((char) ch);
}
String response = sb.toString();
if (response.startsWith("HTTP/1.0 200 ") == false) {
throw new IOException("Invalid response: " + response);
}
}
private static String readFile(String fileName) throws IOException {
String filePath = testDir + "/" + fileName;
StringBuilder sb = new StringBuilder();
try (FileReader fr = new FileReader(filePath);
BufferedReader br = new BufferedReader(fr)) {
String line;
while ((line = br.readLine()) != null) {
if (!line.trim().startsWith("#")) {
sb.append(line).append("\n");
}
}
}
System.out.println("Successfully read " + fileName);
return sb.toString();
}
/**
* Calculates the hash of the certificate known as the "thumbprint" and returns it as a string
* representation.
*
* @param cert The certificate to hash.
* @param algorithm The hash algorithm to use.
* @return The SHA-1 hash of the certificate.
* @throws CertificateException
*/
private static String getThumbprint(X509Certificate cert, String algorithm)
throws CertificateException {
MessageDigest digest;
try {
digest = MessageDigest.getInstance(algorithm);
} catch (NoSuchAlgorithmException e) {
throw new CertificateException(e);
}
byte[] encodedCert = cert.getEncoded();
StringBuilder sb = new StringBuilder(encodedCert.length * 2);
Formatter f = new Formatter(sb);
try {
for (byte b : digest.digest(encodedCert)) f.format("%02x", b);
} finally {
f.close();
}
return sb.toString();
}