public static void main(String[] args) {
int status = 0;
Ice.Communicator ic = null;
try {
// 初使化连接，args可以传一些初使化参数，如连接超时时间，初使化客户连接池的数量等
ic = Ice.Util.initialize(args);
// 创建名为SimplePrinterAdapter的适配器，并要求适配器使 用缺省的协议(TCP/IP侦听端口为10000的请求)
Ice.ObjectAdapter adapter =
ic.createObjectAdapterWithEndpoints("SimplePrinterAdapter", "default -p 10000");
// 实例化一个PrinterI对象，为Printer接口创建一个服务对象
Ice.Object object = new PrinterI();
// 将服务单元增加到适配器中，并给服务对象指定名称为 SimplePrinter，该名称用于唯一确定一个服务单元
adapter.add(object, Ice.Util.stringToIdentity("SimplePrinter"));
// 激活适配器，这样做的好处是可以等到所有资源就位后再触发
adapter.activate();
// 让服务在退出之前，一直持续对请求的监听
ic.waitForShutdown();
} catch (Ice.LocalException e) {
e.printStackTrace();
status = 1;
} catch (Exception e) {
System.err.println(e.getMessage());
status = 1;
} finally {
if (ic != null) ic.destroy();
}
System.exit(status);
}
public void run() {
try {
communicator().destroy();
} catch (Ice.LocalException ex) {
ex.printStackTrace();
}
}
@Override
public int run(String[] args) {
if (args.length > 0) {
System.err.println(appName() + ": too many arguments");
return 1;
}
//
// Since this is an interactive demo we want to clear the
// Application installed interrupt callback and install our
// own shutdown hook.
//
setInterruptHook(new ShutdownHook());
//
// First we try to connect to the object with the `hello'
// identity. If it's not registered with the registry, we
// search for an object with the ::Demo::Hello type.
//
HelloPrx hello = null;
try {
hello = HelloPrxHelper.checkedCast(communicator().stringToProxy("hello"));
} catch (Ice.NotRegisteredException ex) {
IceGrid.QueryPrx query =
IceGrid.QueryPrxHelper.checkedCast(communicator().stringToProxy("DemoIceGrid/Query"));
hello = HelloPrxHelper.checkedCast(query.findObjectByType("::Demo::Hello"));
}
if (hello == null) {
System.err.println("couldn't find a `::Demo::Hello' object");
return 1;
}
menu();
java.io.BufferedReader in =
new java.io.BufferedReader(new java.io.InputStreamReader(System.in));
String line = null;
do {
try {
System.out.print("==> ");
System.out.flush();
line = in.readLine();
if (line == null) {
break;
}
if (line.equals("t")) {
hello.sayHello();
} else if (line.equals("s")) {
hello.shutdown();
} else if (line.equals("x")) {
// Nothing to do
} else if (line.equals("?")) {
menu();
} else {
System.out.println("unknown command `" + line + "'");
menu();
}
} catch (java.io.IOException ex) {
ex.printStackTrace();
} catch (Ice.LocalException ex) {
ex.printStackTrace();
}
} while (!line.equals("x"));
return 0;
}
public int run() {
try {
Ice.Properties properties = _communicator.getProperties();
//
// Create an object adapter. Services probably should NOT share
// this object adapter, as the endpoint(s) for this object adapter
// will most likely need to be firewalled for security reasons.
//
Ice.ObjectAdapter adapter = null;
if (!properties.getProperty("IceBox.ServiceManager.Endpoints").equals("")) {
adapter = _communicator.createObjectAdapter("IceBox.ServiceManager");
Ice.Identity identity = new Ice.Identity();
identity.category = properties.getPropertyWithDefault("IceBox.InstanceName", "IceBox");
identity.name = "ServiceManager";
adapter.add(this, identity);
}
//
// Parse the property set with the prefix "IceBox.Service.". These
// properties should have the following format:
//
// IceBox.Service.Foo=Package.Foo [args]
//
// We parse the service properties specified in IceBox.LoadOrder
// first, then the ones from remaining services.
//
final String prefix = "IceBox.Service.";
java.util.Map<String, String> services = properties.getPropertiesForPrefix(prefix);
String[] loadOrder = properties.getPropertyAsList("IceBox.LoadOrder");
java.util.List<StartServiceInfo> servicesInfo = new java.util.ArrayList<StartServiceInfo>();
for (String name : loadOrder) {
if (name.length() > 0) {
String key = prefix + name;
String value = services.get(key);
if (value == null) {
FailureException ex = new FailureException();
ex.reason = "ServiceManager: no service definition for `" + name + "'";
throw ex;
}
servicesInfo.add(new StartServiceInfo(name, value, _argv));
services.remove(key);
}
}
for (java.util.Map.Entry<String, String> p : services.entrySet()) {
String name = p.getKey().substring(prefix.length());
String value = p.getValue();
servicesInfo.add(new StartServiceInfo(name, value, _argv));
}
//
// Check if some services are using the shared communicator in which
// case we create the shared communicator now with a property set which
// is the union of all the service properties (services which are using
// the shared communicator).
//
if (properties.getPropertiesForPrefix("IceBox.UseSharedCommunicator.").size() > 0) {
Ice.InitializationData initData = new Ice.InitializationData();
initData.properties = createServiceProperties("SharedCommunicator");
for (StartServiceInfo service : servicesInfo) {
if (properties.getPropertyAsInt("IceBox.UseSharedCommunicator." + service.name) <= 0) {
continue;
}
//
// Load the service properties using the shared communicator properties as
// the default properties.
//
Ice.StringSeqHolder serviceArgs = new Ice.StringSeqHolder(service.args);
Ice.Properties svcProperties =
Ice.Util.createProperties(serviceArgs, initData.properties);
service.args = serviceArgs.value;
//
// Erase properties from the shared communicator which don't exist in the
// service properties (which include the shared communicator properties
// overriden by the service properties).
//
java.util.Map<String, String> allProps = initData.properties.getPropertiesForPrefix("");
for (String key : allProps.keySet()) {
if (svcProperties.getProperty(key).length() == 0) {
initData.properties.setProperty(key, "");
}
}
//
// Add the service properties to the shared communicator properties.
//
for (java.util.Map.Entry<String, String> p :
svcProperties.getPropertiesForPrefix("").entrySet()) {
initData.properties.setProperty(p.getKey(), p.getValue());
}
//
// Parse <service>.* command line options (the Ice command line options
// were parsed by the createProperties above)
//
service.args = initData.properties.parseCommandLineOptions(service.name, service.args);
}
_sharedCommunicator = Ice.Util.initialize(initData);
}
for (StartServiceInfo s : servicesInfo) {
start(s.name, s.className, s.args);
}
//
// We may want to notify external scripts that the services
// have started. This is done by defining the property:
//
// IceBox.PrintServicesReady=bundleName
//
// Where bundleName is whatever you choose to call this set of
// services. It will be echoed back as "bundleName ready".
//
// This must be done after start() has been invoked on the
// services.
//
String bundleName = properties.getProperty("IceBox.PrintServicesReady");
if (bundleName.length() > 0) {
System.out.println(bundleName + " ready");
}
//
// Don't move after the adapter activation. This allows
// applications to wait for the service manager to be
// reachable before sending a signal to shutdown the
// IceBox.
//
Ice.Application.shutdownOnInterrupt();
//
// Register "this" as a facet to the Admin object and
// create Admin object
//
try {
_communicator.addAdminFacet(this, "IceBox.ServiceManager");
//
// Add a Properties facet for each service
//
for (ServiceInfo info : _services) {
Ice.Communicator communicator =
info.communicator != null ? info.communicator : _sharedCommunicator;
_communicator.addAdminFacet(
new PropertiesAdminI(communicator.getProperties()),
"IceBox.Service." + info.name + ".Properties");
}
_communicator.getAdmin();
} catch (Ice.ObjectAdapterDeactivatedException ex) {
//
// Expected if the communicator has been shutdown.
//
}
//
// Start request dispatching after we've started the services.
//
if (adapter != null) {
try {
adapter.activate();
} catch (Ice.ObjectAdapterDeactivatedException ex) {
//
// Expected if the communicator has been shutdown.
//
}
}
_communicator.waitForShutdown();
Ice.Application.defaultInterrupt();
//
// Invoke stop() on the services.
//
stopAll();
} catch (FailureException ex) {
java.io.StringWriter sw = new java.io.StringWriter();
java.io.PrintWriter pw = new java.io.PrintWriter(sw);
pw.println(ex.reason);
ex.printStackTrace(pw);
pw.flush();
_logger.error(sw.toString());
stopAll();
return 1;
} catch (Ice.LocalException ex) {
java.io.StringWriter sw = new java.io.StringWriter();
java.io.PrintWriter pw = new java.io.PrintWriter(sw);
ex.printStackTrace(pw);
pw.flush();
_logger.error("ServiceManager: " + ex + "\n" + sw.toString());
stopAll();
return 1;
} catch (java.lang.Exception ex) {
java.io.StringWriter sw = new java.io.StringWriter();
java.io.PrintWriter pw = new java.io.PrintWriter(sw);
ex.printStackTrace(pw);
pw.flush();
_logger.error("ServiceManager: unknown exception\n" + sw.toString());
stopAll();
return 1;
}
return 0;
}
public int run(String[] args) {
if (args.length > 0) {
System.err.println(appName() + ": too many arguments");
return 1;
}
//
// Since this is an interactive demo we want to clear the
// Application installed interrupt callback and install our
// own shutdown hook.
//
setInterruptHook(new ShutdownHook());
HelloPrx twoway =
HelloPrxHelper.checkedCast(
communicator()
.propertyToProxy("Hello.Proxy")
.ice_twoway()
.ice_timeout(-1)
.ice_secure(false));
if (twoway == null) {
System.err.println("invalid proxy");
return 1;
}
HelloPrx oneway = (HelloPrx) twoway.ice_oneway();
HelloPrx batchOneway = (HelloPrx) twoway.ice_batchOneway();
HelloPrx datagram = (HelloPrx) twoway.ice_datagram();
HelloPrx batchDatagram = (HelloPrx) twoway.ice_batchDatagram();
boolean secure = false;
int timeout = -1;
int delay = 0;
menu();
java.io.BufferedReader in =
new java.io.BufferedReader(new java.io.InputStreamReader(System.in));
String line = null;
do {
try {
System.out.print("==> ");
System.out.flush();
line = in.readLine();
if (line == null) {
break;
}
if (line.equals("t")) {
twoway.sayHello(delay);
} else if (line.equals("o")) {
oneway.sayHello(delay);
} else if (line.equals("O")) {
batchOneway.sayHello(delay);
} else if (line.equals("d")) {
if (secure) {
System.out.println("secure datagrams are not supported");
} else {
datagram.sayHello(delay);
}
} else if (line.equals("D")) {
if (secure) {
System.out.println("secure datagrams are not supported");
} else {
batchDatagram.sayHello(delay);
}
} else if (line.equals("f")) {
communicator().flushBatchRequests();
} else if (line.equals("T")) {
if (timeout == -1) {
timeout = 2000;
} else {
timeout = -1;
}
twoway = (HelloPrx) twoway.ice_timeout(timeout);
oneway = (HelloPrx) oneway.ice_timeout(timeout);
batchOneway = (HelloPrx) batchOneway.ice_timeout(timeout);
if (timeout == -1) {
System.out.println("timeout is now switched off");
} else {
System.out.println("timeout is now set to 2000ms");
}
} else if (line.equals("P")) {
if (delay == 0) {
delay = 2500;
} else {
delay = 0;
}
if (delay == 0) {
System.out.println("server delay is now deactivated");
} else {
System.out.println("server delay is now set to 2500ms");
}
} else if (line.equals("S")) {
secure = !secure;
twoway = (HelloPrx) twoway.ice_secure(secure);
oneway = (HelloPrx) oneway.ice_secure(secure);
batchOneway = (HelloPrx) batchOneway.ice_secure(secure);
datagram = (HelloPrx) datagram.ice_secure(secure);
batchDatagram = (HelloPrx) batchDatagram.ice_secure(secure);
if (secure) {
System.out.println("secure mode is now on");
} else {
System.out.println("secure mode is now off");
}
} else if (line.equals("s")) {
twoway.shutdown();
} else if (line.equals("x")) {
// Nothing to do
} else if (line.equals("?")) {
menu();
} else {
System.out.println("unknown command `" + line + "'");
menu();
}
} catch (java.io.IOException ex) {
ex.printStackTrace();
} catch (Ice.LocalException ex) {
ex.printStackTrace();
}
} while (!line.equals("x"));
return 0;
}