Mercurial Hosting > luan
diff src/org/eclipse/jetty/server/handler/HandlerCollection.java @ 848:22a4e93ed20e
remove Container
author | Franklin Schmidt <fschmidt@gmail.com> |
---|---|
date | Mon, 19 Sep 2016 16:38:36 -0600 |
parents | 3428c60d7cfc |
children | 6b210bb66c63 |
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--- a/src/org/eclipse/jetty/server/handler/HandlerCollection.java Mon Sep 19 16:11:15 2016 -0600 +++ b/src/org/eclipse/jetty/server/handler/HandlerCollection.java Mon Sep 19 16:38:36 2016 -0600 @@ -44,273 +44,267 @@ */ public class HandlerCollection extends AbstractHandlerContainer { - private final boolean _mutableWhenRunning; - private volatile Handler[] _handlers; - private boolean _parallelStart=false; + private final boolean _mutableWhenRunning; + private volatile Handler[] _handlers; + private boolean _parallelStart=false; - /* ------------------------------------------------------------ */ - public HandlerCollection() - { - _mutableWhenRunning=false; - } - - /* ------------------------------------------------------------ */ - public HandlerCollection(boolean mutableWhenRunning) - { - _mutableWhenRunning=mutableWhenRunning; - } + /* ------------------------------------------------------------ */ + public HandlerCollection() + { + _mutableWhenRunning=false; + } + + /* ------------------------------------------------------------ */ + public HandlerCollection(boolean mutableWhenRunning) + { + _mutableWhenRunning=mutableWhenRunning; + } - /* ------------------------------------------------------------ */ - /** - * @return Returns the handlers. - */ - public Handler[] getHandlers() - { - return _handlers; - } - - /* ------------------------------------------------------------ */ - /** - * - * @param handlers The handlers to set. - */ - public void setHandlers(Handler[] handlers) - { - if (!_mutableWhenRunning && isStarted()) - throw new IllegalStateException(STARTED); - - Handler [] old_handlers = _handlers==null?null:_handlers.clone(); - _handlers = handlers; - - Server server = getServer(); - MultiException mex = new MultiException(); - for (int i=0;handlers!=null && i<handlers.length;i++) - { - if (handlers[i].getServer()!=server) - handlers[i].setServer(server); - } + /* ------------------------------------------------------------ */ + /** + * @return Returns the handlers. + */ + public Handler[] getHandlers() + { + return _handlers; + } + + /* ------------------------------------------------------------ */ + /** + * + * @param handlers The handlers to set. + */ + public void setHandlers(Handler[] handlers) + { + if (!_mutableWhenRunning && isStarted()) + throw new IllegalStateException(STARTED); + + Handler [] old_handlers = _handlers==null?null:_handlers.clone(); + _handlers = handlers; + + Server server = getServer(); + MultiException mex = new MultiException(); + for (int i=0;handlers!=null && i<handlers.length;i++) + { + if (handlers[i].getServer()!=server) + handlers[i].setServer(server); + } - if (getServer()!=null) - getServer().getContainer().update(this, old_handlers, handlers, "handler"); - - // stop old handlers - for (int i=0;old_handlers!=null && i<old_handlers.length;i++) - { - if (old_handlers[i]!=null) - { - try - { - if (old_handlers[i].isStarted()) - old_handlers[i].stop(); - } - catch (Throwable e) - { - mex.add(e); - } - } - } - - mex.ifExceptionThrowRuntime(); - } - + // stop old handlers + for (int i=0;old_handlers!=null && i<old_handlers.length;i++) + { + if (old_handlers[i]!=null) + { + try + { + if (old_handlers[i].isStarted()) + old_handlers[i].stop(); + } + catch (Throwable e) + { + mex.add(e); + } + } + } + + mex.ifExceptionThrowRuntime(); + } + - - /* ------------------------------------------------------------ */ - /** Get the parrallelStart. - * @return true if the contained handlers are started in parallel. - */ - public boolean isParallelStart() - { - return _parallelStart; - } + + /* ------------------------------------------------------------ */ + /** Get the parrallelStart. + * @return true if the contained handlers are started in parallel. + */ + public boolean isParallelStart() + { + return _parallelStart; + } - /* ------------------------------------------------------------ */ - /** Set the parallelStart. - * @param parallelStart If true, contained handlers are started in parallel. - */ - public void setParallelStart(boolean parallelStart) - { - this._parallelStart = parallelStart; - } + /* ------------------------------------------------------------ */ + /** Set the parallelStart. + * @param parallelStart If true, contained handlers are started in parallel. + */ + public void setParallelStart(boolean parallelStart) + { + this._parallelStart = parallelStart; + } - /* ------------------------------------------------------------ */ - /** - * @see Handler#handle(String, Request, HttpServletRequest, HttpServletResponse) - */ - public void handle(String target, Request baseRequest, HttpServletRequest request, HttpServletResponse response) - throws IOException, ServletException - { - if (_handlers!=null && isStarted()) - { - MultiException mex=null; - - for (int i=0;i<_handlers.length;i++) - { - try - { - _handlers[i].handle(target,baseRequest, request, response); - } - catch(IOException e) - { - throw e; - } - catch(RuntimeException e) - { - throw e; - } - catch(Exception e) - { - if (mex==null) - mex=new MultiException(); - mex.add(e); - } - } - if (mex!=null) - { - if (mex.size()==1) - throw new ServletException(mex.getThrowable(0)); - else - throw new ServletException(mex); - } - - } - } + /* ------------------------------------------------------------ */ + /** + * @see Handler#handle(String, Request, HttpServletRequest, HttpServletResponse) + */ + public void handle(String target, Request baseRequest, HttpServletRequest request, HttpServletResponse response) + throws IOException, ServletException + { + if (_handlers!=null && isStarted()) + { + MultiException mex=null; + + for (int i=0;i<_handlers.length;i++) + { + try + { + _handlers[i].handle(target,baseRequest, request, response); + } + catch(IOException e) + { + throw e; + } + catch(RuntimeException e) + { + throw e; + } + catch(Exception e) + { + if (mex==null) + mex=new MultiException(); + mex.add(e); + } + } + if (mex!=null) + { + if (mex.size()==1) + throw new ServletException(mex.getThrowable(0)); + else + throw new ServletException(mex); + } + + } + } - /* ------------------------------------------------------------ */ - /* - * @see org.eclipse.jetty.server.server.handler.AbstractHandler#doStart() - */ - @Override - protected void doStart() throws Exception - { - final MultiException mex=new MultiException(); - if (_handlers!=null) - { - if (_parallelStart) - { - final CountDownLatch latch = new CountDownLatch(_handlers.length); - final ClassLoader loader = Thread.currentThread().getContextClassLoader(); - for (int i=0;i<_handlers.length;i++) - { - final int h=i; - getServer().getThreadPool().dispatch( - new Runnable() - { - public void run() - { - ClassLoader orig = Thread.currentThread().getContextClassLoader(); - try - { - Thread.currentThread().setContextClassLoader(loader); - _handlers[h].start(); - } - catch(Throwable e) - { - mex.add(e); - } - finally - { - Thread.currentThread().setContextClassLoader(orig); - latch.countDown(); - } - } - } - ); - } - latch.await(); - } - else - { - for (int i=0;i<_handlers.length;i++) - { - try{_handlers[i].start();} - catch(Throwable e){mex.add(e);} - } - } - } - super.doStart(); - mex.ifExceptionThrow(); - } + /* ------------------------------------------------------------ */ + /* + * @see org.eclipse.jetty.server.server.handler.AbstractHandler#doStart() + */ + @Override + protected void doStart() throws Exception + { + final MultiException mex=new MultiException(); + if (_handlers!=null) + { + if (_parallelStart) + { + final CountDownLatch latch = new CountDownLatch(_handlers.length); + final ClassLoader loader = Thread.currentThread().getContextClassLoader(); + for (int i=0;i<_handlers.length;i++) + { + final int h=i; + getServer().getThreadPool().dispatch( + new Runnable() + { + public void run() + { + ClassLoader orig = Thread.currentThread().getContextClassLoader(); + try + { + Thread.currentThread().setContextClassLoader(loader); + _handlers[h].start(); + } + catch(Throwable e) + { + mex.add(e); + } + finally + { + Thread.currentThread().setContextClassLoader(orig); + latch.countDown(); + } + } + } + ); + } + latch.await(); + } + else + { + for (int i=0;i<_handlers.length;i++) + { + try{_handlers[i].start();} + catch(Throwable e){mex.add(e);} + } + } + } + super.doStart(); + mex.ifExceptionThrow(); + } - /* ------------------------------------------------------------ */ - /* - * @see org.eclipse.jetty.server.server.handler.AbstractHandler#doStop() - */ - @Override - protected void doStop() throws Exception - { - MultiException mex=new MultiException(); - try { super.doStop(); } catch(Throwable e){mex.add(e);} - if (_handlers!=null) - { - for (int i=_handlers.length;i-->0;) - try{_handlers[i].stop();}catch(Throwable e){mex.add(e);} - } - mex.ifExceptionThrow(); - } - - /* ------------------------------------------------------------ */ - @Override - public void setServer(Server server) - { - if (isStarted()) - throw new IllegalStateException(STARTED); - - Server old_server=getServer(); - - super.setServer(server); + /* ------------------------------------------------------------ */ + /* + * @see org.eclipse.jetty.server.server.handler.AbstractHandler#doStop() + */ + @Override + protected void doStop() throws Exception + { + MultiException mex=new MultiException(); + try { super.doStop(); } catch(Throwable e){mex.add(e);} + if (_handlers!=null) + { + for (int i=_handlers.length;i-->0;) + try{_handlers[i].stop();}catch(Throwable e){mex.add(e);} + } + mex.ifExceptionThrow(); + } + + /* ------------------------------------------------------------ */ + @Override + public void setServer(Server server) + { + if (isStarted()) + throw new IllegalStateException(STARTED); + + Server old_server=getServer(); + + super.setServer(server); - Handler[] h=getHandlers(); - for (int i=0;h!=null && i<h.length;i++) - h[i].setServer(server); - - if (server!=null && server!=old_server) - server.getContainer().update(this, null,_handlers, "handler"); - - } + Handler[] h=getHandlers(); + for (int i=0;h!=null && i<h.length;i++) + h[i].setServer(server); + + } - /* ------------------------------------------------------------ */ - /* Add a handler. - * This implementation adds the passed handler to the end of the existing collection of handlers. - * @see org.eclipse.jetty.server.server.HandlerContainer#addHandler(org.eclipse.jetty.server.server.Handler) - */ - public void addHandler(Handler handler) - { - setHandlers((Handler[])LazyList.addToArray(getHandlers(), handler, Handler.class)); - } - - /* ------------------------------------------------------------ */ - public void removeHandler(Handler handler) - { - Handler[] handlers = getHandlers(); - - if (handlers!=null && handlers.length>0 ) - setHandlers((Handler[])LazyList.removeFromArray(handlers, handler)); - } + /* ------------------------------------------------------------ */ + /* Add a handler. + * This implementation adds the passed handler to the end of the existing collection of handlers. + * @see org.eclipse.jetty.server.server.HandlerContainer#addHandler(org.eclipse.jetty.server.server.Handler) + */ + public void addHandler(Handler handler) + { + setHandlers((Handler[])LazyList.addToArray(getHandlers(), handler, Handler.class)); + } + + /* ------------------------------------------------------------ */ + public void removeHandler(Handler handler) + { + Handler[] handlers = getHandlers(); + + if (handlers!=null && handlers.length>0 ) + setHandlers((Handler[])LazyList.removeFromArray(handlers, handler)); + } - /* ------------------------------------------------------------ */ - @Override - protected Object expandChildren(Object list, Class byClass) - { - Handler[] handlers = getHandlers(); - for (int i=0;handlers!=null && i<handlers.length;i++) - list=expandHandler(handlers[i], list, byClass); - return list; - } + /* ------------------------------------------------------------ */ + @Override + protected Object expandChildren(Object list, Class byClass) + { + Handler[] handlers = getHandlers(); + for (int i=0;handlers!=null && i<handlers.length;i++) + list=expandHandler(handlers[i], list, byClass); + return list; + } - /* ------------------------------------------------------------ */ - @Override - public void destroy() - { - if (!isStopped()) - throw new IllegalStateException("!STOPPED"); - Handler[] children=getChildHandlers(); - setHandlers(null); - for (Handler child: children) - child.destroy(); - super.destroy(); - } + /* ------------------------------------------------------------ */ + @Override + public void destroy() + { + if (!isStopped()) + throw new IllegalStateException("!STOPPED"); + Handler[] children=getChildHandlers(); + setHandlers(null); + for (Handler child: children) + child.destroy(); + super.destroy(); + } }