public synchronized void start()

in gshell/gshell-admin/src/main/java/org/apache/servicemix/kernel/gshell/admin/internal/InstanceImpl.java [110:145]

36 lines of code
6 McCabe index (conditional complexity)


    public synchronized void start(String javaOpts) throws Exception {
        checkProcess();
        if (this.process != null) {
            throw new IllegalStateException("Instance already started");
        }
        if (javaOpts == null) {
            javaOpts = "-server -Xmx512M -Dcom.sun.management.jmxremote";
        }
        File libDir = new File(System.getProperty("servicemix.home"), "lib");
        File[] jars = libDir.listFiles(new FilenameFilter() {
            public boolean accept(File dir, String name) {
                return name.endsWith(".jar");
            }
        });
        StringBuilder classpath = new StringBuilder();
        for (File jar : jars) {
            if (classpath.length() > 0) {
                classpath.append(System.getProperty("path.separator"));
            }
            classpath.append(jar.getCanonicalPath());
        }
        String command = new File(System.getProperty("java.home"), ScriptUtils.isWindows() ? "bin\\java.exe" : "bin/java").getCanonicalPath()
                + " " + javaOpts
                + " -Dservicemix.home=\"" + System.getProperty("servicemix.home") + "\""
                + " -Dservicemix.base=\"" + new File(location).getCanonicalPath() + "\""
                + " -Dservicemix.startLocalConsole=false"
                + " -Dservicemix.startRemoteShell=true"
                + " -classpath " + classpath.toString()
                + " org.apache.servicemix.kernel.main.Main";
        LOG.debug("Starting instance with command: " + command);
        this.process = ProcessBuilderFactory.newInstance().newBuilder()
                        .directory(new File(location))
                        .command(command)
                        .start();
        this.service.saveState();
    }