java.security.AccessControlException: access denied (java.lang.RuntimePermission getClassLoader)
        at java.security.AccessControlContext.checkPermission(AccessControlContext.java:269)
        at java.security.AccessController.checkPermission(AccessController.java:401)
        at java.lang.SecurityManager.checkPermission(SecurityManager.java:524)
        at java.lang.Thread.getContextClassLoader(Thread.java:1182)
        at org.eclipse.equinox.http.servlet.internal.ServletRegistration.<init>(ServletRegistration.java:37)
        at org.eclipse.equinox.http.servlet.internal.ProxyServlet.registerServlet(ProxyServlet.java:136)
        at org.eclipse.equinox.http.servlet.internal.HttpServiceImpl.registerServlet(HttpServiceImpl.java:59)
        at test.http.servlet.bundleb.ServiceBImpl.sampleAPI(ServiceBImpl.java:50)
        at test.http.servlet.bundlea.Activator.start(Activator.java:17)
        at org.eclipse.osgi.framework.internal.core.BundleContextImpl$1.run(BundleContextImpl.java:783)
        at java.security.AccessController.doPrivileged(Native Method)
        at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:77
4)
        at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:755)
        at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:370)
        at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:284)
        at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:276)
        at jp.co.ntt.osgi.bundle.console.FrameworkConsoleActivator.commandStart(FrameworkConsoleActivator.java
:1776)
        at jp.co.ntt.osgi.bundle.console.FrameworkConsoleActivator.execCommand(FrameworkConsoleActivator.java:
565)
        at jp.co.ntt.osgi.bundle.console.FrameworkConsoleActivator.run(FrameworkConsoleActivator.java:485)
        at java.lang.Thread.run(Thread.java:534)