/**
* ** Writes the specified line to the specified socket's output stream ** @param socket The
* socket which's output stream to write to ** @param val The line to write to the socket output
* stream. A newline is ** appended if it does not already end with one. ** @throws IOException if
* an error occurs
*/
protected static void socketWriteLine(Socket socket, String val) throws IOException {
if (val != null) {
String lineTerm = ClientSocketThread.getLineTerminator();
String v = val.endsWith(lineTerm) ? val : (val + lineTerm);
ClientSocketThread.socketWriteBytes(socket, StringTools.getBytes(v), 0, -1);
}
}
/** ** Main entry point for testing/debugging ** @param argv Comand-line arguments */
public static void main(String argv[]) {
RTConfig.setCommandLineArgs(argv);
String host = RTConfig.getString(ARG_HOST, null);
int port = RTConfig.getInt(ARG_PORT, 0);
/* send data */
if (RTConfig.hasProperty(ARG_SEND)) {
if (StringTools.isBlank(host)) {
Print.logError("Target host not specified");
usage();
}
if (port <= 0) {
Print.logError("Target port not specified");
usage();
}
String dataStr = RTConfig.getString(ARG_SEND, "hello");
byte data[] =
dataStr.startsWith("0x") ? StringTools.parseHex(dataStr, null) : dataStr.getBytes();
ClientSocketThread cst = new ClientSocketThread(host, port);
try {
cst.openSocket();
cst.socketWriteBytes(data);
} catch (Throwable t) {
Print.logException("Error", t);
} finally {
cst.closeSocket();
}
System.exit(0);
}
/* receive data */
if (RTConfig.hasProperty(ARG_RECEIVE)) {
if (port <= 0) {
Print.logError("Target port not specified");
usage();
}
if (!StringTools.isBlank(host)) {
Print.logWarn("Specified 'host' will be ignored");
}
Print.logError("Receive not yet implemented ...");
System.exit(99);
}
/* show usage */
usage();
}
/**
* ** Writes <code>length</code> bytes from the specified byte array ** starting at <code>offset
* </code> to the socket output stream. ** @param b The byte array to write to the socket output
* stream ** @param offset The start offset in the data to begin writing at ** @param length The
* length of the data. Normally <code>b.length</code> ** @throws IOException if an error occurs
*/
public void socketWriteBytes(byte b[], int offset, int length) throws IOException {
ClientSocketThread.socketWriteBytes(this.socket, b, offset, length);
}
/**
* ** Writes the specified String to the specified socket's output stream ** @param socket The
* socket which's output stream to write to ** @param val The String to write to the socket output
* stream. ** @throws IOException if an error occurs
*/
protected static void socketWriteString(Socket socket, String val) throws IOException {
if (val != null) {
ClientSocketThread.socketWriteBytes(socket, StringTools.getBytes(val), 0, -1);
}
}
/**
* ** Writes the specified byte array to the socket output stream ** @param b The byte array to
* write to the socket output stream ** @throws IOException if an error occurs
*/
public void socketWriteBytes(byte b[]) throws IOException {
ClientSocketThread.socketWriteBytes(this.socket, b, 0, -1);
}