Examples with Descriptor org.apache.felix.service.command.Descriptor used on opensource projects

Example 31 with Descriptor

use of org.apache.felix.service.command.Descriptor in project ecf by eclipse.

the class RSACommand method importservice.

@Descriptor("Import a remote service via Remote Service Admin.  If -e is used, the given endpoint URL is read to read the EndpointDescription.  If not used, an EndpointDescription is expected from the console input (e.g. copy and paste)")
public RemoteServiceAdmin.ImportReference importservice(CommandSession cs, @Descriptor("Optional URL indicating location of an Endpoint Description (EDEF format)") @Parameter(names = { "-e", "--edefurl" }, absentValue = "") String endpointurl) {
    InputStream ins = null;
    URL url = null;
    if ("".equals(endpointurl)) {
        ins = cs.getKeyboard();
        cs.getConsole().println("Waiting for console input.   To complete enter an empty line...");
    } else {
        try {
            url = new URL(endpointurl);
            ins = url.openStream();
        } catch (IOException e) {
            e.printStackTrace(cs.getConsole());
        }
    }
    BufferedReader br = new BufferedReader(new InputStreamReader(ins));
    StringBuffer buf = new StringBuffer();
    // read from the input stream until an empty line is encountered
    while (true) {
        try {
            String line = br.readLine();
            if (line != null && line.length() > 0)
                buf.append(line).append("\n");
            else
                break;
        } catch (IOException e) {
            e.printStackTrace(cs.getConsole());
            return null;
        }
    }
    // Close the input stream if this was from a url
    if (url != null)
        try {
            ins.close();
        } catch (IOException e) {
            e.printStackTrace(cs.getConsole());
        }
    ByteArrayInputStream bins = new ByteArrayInputStream(buf.toString().getBytes());
    EndpointDescriptionReader r = new EndpointDescriptionReader();
    org.osgi.service.remoteserviceadmin.EndpointDescription[] eds = null;
    try {
        eds = r.readEndpointDescriptions(bins);
    } catch (IOException e) {
        e.printStackTrace(cs.getConsole());
        return null;
    }
    // should be only one
    org.osgi.service.remoteserviceadmin.ImportRegistration reg = getRSA().importService(eds[0]);
    if (reg == null)
        return null;
    else {
        Throwable t = reg.getException();
        if (t != null) {
            t.printStackTrace(cs.getConsole());
            return null;
        } else {
            RemoteServiceAdmin.ImportReference ir = (RemoteServiceAdmin.ImportReference) reg.getImportReference();
            if (ir != null) {
                EndpointDescription ed = (EndpointDescription) ir.getImportedEndpoint();
                if (ed == null) {
                    cs.getConsole().println("Cannot get endpoint description for imported endpoint");
                    return null;
                }
                cs.getConsole().println("endpoint.id=" + ed.getId() + " with service.id=" + ir.getImportedService().getProperty(Constants.SERVICE_ID) + " successfully imported:");
                return ir;
            } else
                return null;
        }
    }
}