PolicyFile.java 文件源码

/**
 * Creates one of the well-known permissions in the java.base module
 * directly instead of via reflection. Keep list short to not penalize
 * permissions from other modules.
 */
private static Permission getKnownPermission(Class<?> claz, String name,
                                             String actions) {
    if (claz.equals(FilePermission.class)) {
        return new FilePermission(name, actions);
    } else if (claz.equals(SocketPermission.class)) {
        return new SocketPermission(name, actions);
    } else if (claz.equals(RuntimePermission.class)) {
        return new RuntimePermission(name, actions);
    } else if (claz.equals(PropertyPermission.class)) {
        return new PropertyPermission(name, actions);
    } else if (claz.equals(NetPermission.class)) {
        return new NetPermission(name, actions);
    } else if (claz.equals(AllPermission.class)) {
        return SecurityConstants.ALL_PERMISSION;
    } else if (claz.equals(SecurityPermission.class)) {
        return new SecurityPermission(name, actions);
    } else {
        return null;
    }
}