Examples of railo.runtime.PageContext

railo.runtime.PageContext
page context for every page object. the PageContext is a jsp page context expanded by CFML functionality. for example you have the method getSession to get jsp combatible session object (HTTPSession) and with sessionScope() you get CFML combatible session object (Struct,Scope).

        return false;
    }


    private Object _invoke(String methodName, Object[] args) throws PageException {
      CFMLEngine engine = CFMLEngineFactory.getInstance();
    PageContext pc = engine.getThreadPageContext();
    initCFC(pc);
      return cfc.call(pc, methodName, args);
  }

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        if(isAdminContext()) return;
        throw new SecurityException(createExceptionMessage(res,false),"access is prohibited by security manager");
  }
    
    private boolean isAdminContext() {
      PageContext pc = ThreadLocalPageContext.get();
        try {
      if(pc!=null && "/railo-context".equals(pc.getBasePageSource().getMapping().getVirtualLowerCase())){
        return true;
      }
    } 
        catch (Throwable t) {}
    return false;

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  }
    
    private Object _invoke(String methodName, Object[] args, HttpServletRequest req, HttpServletResponse rsp, OutputStream out) throws PageException {
      CFMLEngine engine = CFMLEngineFactory.getInstance();
    Creation creator = engine.getCreationUtil();
    PageContext originalPC = engine.getThreadPageContext();
    
    // no OutputStream
    if(out==null)out=DevNullOutputStream.DEV_NULL_OUTPUT_STREAM;
    
    // no Request
    if(req==null){
      // TODO new File
      req=creator.createHttpServletRequest(new File("."), "Railo", "/", "", null, null, null, null, null);
    }
    // noRespone
    if(rsp==null){
      rsp=creator.createHttpServletResponse(out);
    }
    
    
    PageContext pc = creator.createPageContext(req,rsp,out);
    try{
      engine.registerThreadPageContext(pc);
      initCFC(pc);
        return cfc.call(pc, methodName, args);
    }
    finally{
      if(autoFlush) {
        try {
          pc.getRootWriter().flush();
        } catch (Throwable t) {}
      }
      engine.registerThreadPageContext(originalPC);
    }
  }

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    }
  }


    public void flush() throws IOException {
      CFMLEngine engine = CFMLEngineFactory.getInstance();
    PageContext pc = engine.getThreadPageContext();
    pc.getRootWriter().flush();
    }

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  }


  public Object getComponent(String cfcPath,String id) throws PageException  {
    String requestURI=toRequestURI(cfcPath);
    
    PageContext oldPC = ThreadLocalPageContext.get();
    PageContextImpl pc = createPageContext(requestURI,id, "init", null, false);
    try {
      ThreadLocalPageContext.register(pc);
      return getCFC(pc,requestURI);
    }

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  }


  public Object call(String cfcPath,String id,String functionName,Struct arguments, boolean cfcPeristent, Object defaultValue) throws PageException  {
    String requestURI=toRequestURI(cfcPath);
    
    PageContext oldPC = ThreadLocalPageContext.get();
    PageContextImpl pc=createPageContext(requestURI,id,functionName,arguments,cfcPeristent);
    
    try {
      ThreadLocalPageContext.register(pc);
      Component cfc=getCFC(pc,requestURI);

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//    String type=elStruct.getAttribute("type");
    String name=elComp.getAttribute("name");
    String md5=elComp.getAttribute("md5");
    
    // TLPC
    PageContext pc = ThreadLocalPageContext.get();
    
    // Load comp
    ComponentAccess comp=null;
    try {
      comp = ComponentUtil.toComponentAccess(pc.loadComponent(name));
      if(!ComponentUtil.md5(comp).equals(md5)){
        throw new ConverterException("component ["+name+"] in this enviroment has not the same interface as the component to load, it is possible that one off the components has Functions added dynamicly.");
      }
    } 
    catch (ConverterException e) {

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public class JavaProxy {
  
  public static Object call(ConfigWeb config,Component cfc, String methodName, Object... arguments) {
    try {
      
      PageContext pc = ThreadLocalPageContext.get();
      if(pc==null) {
        //PageSource ps = cfc.getPageSource();
        pc=ThreadUtil.createPageContext(
            config, 
            DevNullOutputStream.DEV_NULL_OUTPUT_STREAM, 
            "Railo", "/", "", null, null, null, null);
        pc.addPageSource(cfc.getPageSource(), true);
        
      }
      
      return cfc.call(
          ThreadLocalPageContext.get(),

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    }
        return clazz;
    }
    
    private static Class<?> otherTypeToClass(String type) throws PageException, ClassException{
      PageContext pc = ThreadLocalPageContext.get();
      PageException pe=null;
        // try to load as cfc
      if(pc!=null)  {
          try {
            Component c = pc.loadComponent(type);
            return ComponentUtil.getServerComponentPropertiesClass(pc,c);
        } 
            catch (PageException e) {
              pe=e;
            }

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  public int compareTo(DateTime dt) throws PageException {
    return ct.content.compareTo(dt);
  }


  private boolean isReadonly() {
    PageContext pc = ThreadLocalPageContext.get();
    if(pc==null) return true;
    return pc.getThread()!=ct;
  }

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