| /******************************************************************************* |
| * Copyright (c) 2003, 2011 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - Initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.wst.internet.monitor.core.internal; |
| |
| import java.io.IOException; |
| import org.eclipse.core.runtime.IConfigurationElement; |
| import org.eclipse.wst.internet.monitor.core.internal.provisional.ContentFilterDelegate; |
| import org.eclipse.wst.internet.monitor.core.internal.provisional.Request; |
| /** |
| * |
| */ |
| public class ContentFilter implements IContentFilter { |
| protected IConfigurationElement element; |
| protected ContentFilterDelegate delegate; |
| |
| protected ContentFilter(IConfigurationElement element) { |
| this.element = element; |
| } |
| |
| /** |
| * Return the id. |
| * |
| * @return the id |
| */ |
| public String getId() { |
| return element.getAttribute("id"); |
| } |
| |
| /** |
| * Returns the relative order for this filter. |
| * |
| * @return the order |
| */ |
| public int getOrder() { |
| try { |
| return Integer.parseInt(element.getAttribute("order")); |
| } catch (Exception e) { |
| return 0; |
| } |
| } |
| |
| /** |
| * Returns the name. |
| * |
| * @return the name |
| */ |
| public String getName() { |
| return element.getAttribute("name"); |
| } |
| |
| /** |
| * Do the filtering. |
| * |
| * @param request the request |
| * @param isRequest true if request, false if response |
| * @param content the content |
| * @return the filtered content |
| * @throws IOException if there is a connection problem |
| */ |
| public byte[] filter(Request request, boolean isRequest, byte[] content) throws IOException { |
| if (delegate == null) { |
| try { |
| delegate = (ContentFilterDelegate) element.createExecutableExtension("class"); |
| } catch (Exception e) { |
| if (Trace.SEVERE) { |
| Trace.trace(Trace.STRING_SEVERE, "Could not create content filter delegate: " + getId(), e); |
| } |
| return new byte[0]; |
| } |
| } |
| return delegate.filter(request, isRequest, content); |
| } |
| } |