plugins/org.eclipse.wst.internet.monitor.ui/monitorui/org/eclipse/wst/internet/monitor/ui/internal/view/ViewerManager.java - servertools/webtools.servertools - Git at Google

 /*******************************************************************************
  * Copyright (c) 2003, 2008 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.ui.internal.view;

 import java.util.ArrayList;
 import java.util.Iterator;
 import java.util.List;
 import org.eclipse.core.runtime.*;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.wst.internet.monitor.core.internal.IContentFilter;
 import org.eclipse.wst.internet.monitor.core.internal.http.ResendHTTPRequest;
 import org.eclipse.wst.internet.monitor.core.internal.provisional.Request;
 import org.eclipse.wst.internet.monitor.ui.internal.MonitorUIPlugin;
 import org.eclipse.wst.internet.monitor.ui.internal.Trace;
 import org.eclipse.wst.internet.monitor.ui.internal.custom.SashForm;
 import org.eclipse.wst.internet.monitor.ui.internal.provisional.ContentViewer;
 import org.eclipse.wst.internet.monitor.ui.internal.viewers.ByteViewer;
 import org.eclipse.wst.internet.monitor.ui.internal.viewers.HeaderViewer;
 /**
  *
  */
 public class ViewerManager {
 	private boolean displayHeaderInf;

 	protected ContentViewer reqViewer;
 	protected ContentViewer respViewer;
 	protected Viewer requestViewer;
 	protected Viewer responseViewer;

 	protected HeaderViewer reqHeader;
 	protected HeaderViewer respHeader;

 	protected Composite reqComp;
 	protected Composite respComp;

 	protected List<Viewer> viewers;

 	protected Request request;

 	protected SashForm reqSash;
 	protected SashForm respSash;

 	protected List<IContentFilter> filters = new ArrayList<IContentFilter>();

 	public ViewerManager(Composite reqParent, Composite respParent) {
 		reqSash = new SashForm(reqParent, SWT.VERTICAL);
 		GridLayout layout = new GridLayout();
 		layout.numColumns = 1;
 		layout.horizontalSpacing = 0;
 		layout.verticalSpacing = 0;
 		layout.marginWidth = 0;
 		reqSash.setLayout(layout);
 		reqSash.setLayoutData(new GridData(GridData.FILL_BOTH));

 		respSash = new SashForm(respParent, SWT.VERTICAL);
 		layout = new GridLayout();
 		layout.numColumns = 1;
 		layout.horizontalSpacing = 0;
 		layout.verticalSpacing = 0;
 		layout.marginWidth = 0;
 		respSash.setLayout(layout);
 		respSash.setLayoutData(new GridData(GridData.FILL_BOTH));

 		reqComp = reqSash;
 		respComp = respSash;

 		reqHeader = new HeaderViewer(reqSash, HeaderViewer.REQUEST_HEADER);
 		respHeader = new HeaderViewer(respSash, HeaderViewer.RESPONSE_HEADER);
 		reqViewer = new ByteViewer();
 		reqViewer.init(reqSash);
 		respViewer = new ByteViewer();
 		respViewer.init(respSash);

 		reqSash.setWeights(new int[] { 10, 90 });
 		respSash.setWeights(new int[] { 10, 90 });

 		setDisplayHeaderInfo(MonitorUIPlugin.getShowHeaderPreference());
 		loadAvailableViewers();
 	}

 	protected Viewer getDefaultViewer(String name) {
 		if (name == null)
 			return null;

 		String name2 = name.toLowerCase();
 		if (name2.endsWith(".xml"))
 			return findViewer("org.eclipse.wst.internet.monitor.viewers.xml");
 		else if (name2.endsWith(".html"))
 			return findViewer("org.eclipse.wst.internet.monitor.viewers.browser");
 		else if (name2.endsWith(".gif") || name2.endsWith(".jpg") ||
 				name2.endsWith(".jpeg") || name2.endsWith(".png"))
 			return findViewer("org.eclipse.wst.internet.monitor.viewers.image");
 		else
 			return findViewer("org.eclipse.wst.internet.monitor.viewers.byte");
 	}

 	protected Viewer findViewer(String id) {
 		if (id == null)
 			return null;

 		Iterator iterator = viewers.iterator();
 		while (iterator.hasNext()) {
 			Viewer viewer = (Viewer) iterator.next();
 			if (id.equals(viewer.getId()))
 				return viewer;
 		}
 		return null;
 	}

 	private void loadAvailableViewers() {
 		IExtensionRegistry registry = Platform.getExtensionRegistry();
 		IConfigurationElement[] cf = registry.getConfigurationElementsFor(MonitorUIPlugin.PLUGIN_ID, "viewers");
 		int size = cf.length;
 		viewers = new ArrayList<Viewer>(size);
 		for (IConfigurationElement ce : cf)
 			viewers.add(new Viewer(ce));
 	}

 	/* (non-Javadoc)
 	 * @see org.eclipse.wst.internet.monitor.internal.view.IViewerManager#setDisplayHeaderInfo(boolean)
 	 */
 	public void setDisplayHeaderInfo(boolean b) {
 		displayHeaderInf = b;
 		reqHeader.setDisplayHeader(b);
 		respHeader.setDisplayHeader(b);
 		reqSash.setSimpleLayout(b);
 		respSash.setSimpleLayout(b);
 		reqSash.layout(true);
 		respSash.layout(true);

 		MonitorUIPlugin.setShowHeaderPreference(b);
 		if (b) {
 			reqHeader.setEditable(false);
 			if (request instanceof ResendHTTPRequest && request.getResponse(Request.TRANSPORT) == null) {
 				reqHeader.setEditable(true);
 			}
 		}
 	}

 	/* (non-Javadoc)
 	 * @see org.eclipse.wst.internet.monitor.internal.view.IViewerManager#getDisplayHeaderInfo()
 	 */
 	public boolean getDisplayHeaderInfo() {
 		return displayHeaderInf;
 	}

 	public void setRequest(Request rr) {
 		// maintain the state of the request and request header if they've been modified.
 		if (request instanceof ResendHTTPRequest && request.getResponse(Request.ALL) == null) {
 			ResendHTTPRequest resRequest = (ResendHTTPRequest) request;
 			//EditableContentViewer editViewer = (ContentViewer) reqViewer;
 			byte[] content = reqViewer.getContent();
 			byte[] b = resRequest.getRequest(Request.CONTENT);
 			if (content != null && b != null && !MonitorUIPlugin.parse(b).equals(MonitorUIPlugin.parse(content))) {
 				resRequest.setRequest(content, Request.CONTENT);
 			}
 			byte[] header = reqHeader.getContent();
 			b = resRequest.getRequest(Request.TRANSPORT);
 			if (header != null && b != null && !MonitorUIPlugin.parse(b).equals(MonitorUIPlugin.parse(header))) {
 				resRequest.setRequest(header, Request.TRANSPORT);
 			}
 		}
 		reqHeader.setRequestResponse(rr);
 		respHeader.setRequestResponse(rr);
 		byte[] b = null;
 		if (rr != null)
 			b = filter(rr.getRequest(Request.CONTENT));
 		reqViewer.setContent(b);
 		b = null;
 		if (rr != null)
 			b = filter(rr.getResponse(Request.CONTENT));
 		respViewer.setContent(b);
 		request = rr;

 		// set the editor to editable if the request hasn't been sent and the
 		// editor can be set as editable
 		if (request instanceof ResendHTTPRequest && request.getResponse(Request.ALL) == null) {
 			if (displayHeaderInf)
 				reqHeader.setEditable(true);

 			reqViewer.setEditable(true);
 		} else {
 			if (displayHeaderInf)
 				reqHeader.setEditable(false);

 			reqViewer.setEditable(false);
 		}
 	}

 	public void addFilter(IContentFilter filter) {
 		filters.add(filter);
 		setRequest(request);
 	}

 	public void removeFilter(IContentFilter filter) {
 		filters.remove(filter);
 		setRequest(request);
 	}

 	protected byte[] filter(byte[] b) {
 		if (b == null)
 			return null;
 		Iterator iterator = filters.iterator();
 		while (iterator.hasNext()) {
 			IContentFilter filter = (IContentFilter) iterator.next();
 			try {
 				b = filter.filter(request, false, b);
 			} catch (Exception e) {
 				Trace.trace(Trace.SEVERE, "Error while filtering with " + filter.getId(), e);
 			}
 		}
 		return b;
 	}

 	/* (non-Javadoc)
 	 * @see org.eclipse.tcpip.monitor.internal.view.IViewerManager#getRequestViewers()
 	 */
 	public List getRequestViewers() {
 		Iterator iterator = viewers.iterator();
 		List<Viewer> temp = new ArrayList<Viewer>();
 		while (iterator.hasNext()) {
 			Viewer viewer = (Viewer) iterator.next();
 			if (viewer.isRequestViewer())
 				temp.add(viewer);
 		}
 		return temp;
 	}

 	/* (non-Javadoc)
 	 * @see org.eclipse.tcpip.monitor.internal.view.IViewerManager#getResponseViewers()
 	 */
 	public List getResponseViewers() {
 		Iterator iterator = viewers.iterator();
 		List<Viewer> temp = new ArrayList<Viewer>();
 		while (iterator.hasNext()) {
 			Viewer viewer = (Viewer) iterator.next();
 			if (viewer.isResponseViewer())
 				temp.add(viewer);
 		}
 		return temp;
 	}

 	/* (non-Javadoc)
 	 * @see org.eclipse.tcpip.monitor.internal.view.IViewerManager#setRequestViewer(java.lang.String)
 	 */
 	public void setRequestViewer(Viewer viewer) {
 		if (viewer != null && viewer.equals(requestViewer))
 			return;

 		// call set request to save and reset the request
 		setRequest(request);
 		reqViewer.dispose();

 		requestViewer = viewer;
 		if (viewer != null)
 			reqViewer = viewer.createViewer();
 		else
 			reqViewer = null;
 		if (reqViewer == null)
 			return;

 		reqViewer.init(reqComp);
 		//reqViewer.setRequestResponse(rr);
 		byte[] b = null;
 		if (request != null) {
 			b = filter(request.getRequest(Request.CONTENT));
 			// set the editor to editable if the request hasn't been sent and the
 			// editor can be set as editable
 			if (request instanceof ResendHTTPRequest && request.getResponse(Request.TRANSPORT) == null) {
 				reqViewer.setEditable(true);
 			} else {
 				reqViewer.setEditable(false);
 			}
 		}
 		reqViewer.setContent(b);
 		reqComp.layout(true);
 	}

 	/* (non-Javadoc)
 	 * @see org.eclipse.tcpip.monitor.internal.view.IViewerManager#setResponseViewer(java.lang.String)
 	 */
 	public void setResponseViewer(Viewer viewer) {
 		if (viewer != null && viewer.equals(responseViewer))
 			return;
 		respViewer.dispose();

 		responseViewer = viewer;
 		if (viewer != null)
 			respViewer = viewer.createViewer();
 		else
 			respViewer = null;
 		if (respViewer == null)
 			return;

 		respViewer.init(respComp);
 		//respViewer.setRequestResponse(rr);
 		byte[] b = null;
 		if (request != null)
 			b = filter(request.getResponse(Request.CONTENT));
 		respViewer.setContent(b);
 		respComp.layout(true);
 	}

 	/* (non-Javadoc)
 	 * @see org.eclipse.wst.internet.monitor.ui.internal.view.IViewerManager#getCurrentRequestViewer()
 	 */
 	public ContentViewer getCurrentRequestViewer() {
 		return reqViewer;
 	}

 	/* (non-Javadoc)
 	 * @see org.eclipse.wst.internet.monitor.ui.internal.view.IViewerManager#getCurrentRequestHeaderViewer()
 	 */
 	public HeaderViewer getCurrentRequestHeaderViewer() {
 		return reqHeader;
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2003, 2008 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.ui.internal.view;

	import java.util.ArrayList;
	import java.util.Iterator;
	import java.util.List;
	import org.eclipse.core.runtime.*;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.layout.GridLayout;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.wst.internet.monitor.core.internal.IContentFilter;
	import org.eclipse.wst.internet.monitor.core.internal.http.ResendHTTPRequest;
	import org.eclipse.wst.internet.monitor.core.internal.provisional.Request;
	import org.eclipse.wst.internet.monitor.ui.internal.MonitorUIPlugin;
	import org.eclipse.wst.internet.monitor.ui.internal.Trace;
	import org.eclipse.wst.internet.monitor.ui.internal.custom.SashForm;
	import org.eclipse.wst.internet.monitor.ui.internal.provisional.ContentViewer;
	import org.eclipse.wst.internet.monitor.ui.internal.viewers.ByteViewer;
	import org.eclipse.wst.internet.monitor.ui.internal.viewers.HeaderViewer;
	/**
	*
	*/
	public class ViewerManager {
	private boolean displayHeaderInf;

	protected ContentViewer reqViewer;
	protected ContentViewer respViewer;
	protected Viewer requestViewer;
	protected Viewer responseViewer;

	protected HeaderViewer reqHeader;
	protected HeaderViewer respHeader;

	protected Composite reqComp;
	protected Composite respComp;

	protected List<Viewer> viewers;

	protected Request request;

	protected SashForm reqSash;
	protected SashForm respSash;

	protected List<IContentFilter> filters = new ArrayList<IContentFilter>();

	public ViewerManager(Composite reqParent, Composite respParent) {
	reqSash = new SashForm(reqParent, SWT.VERTICAL);
	GridLayout layout = new GridLayout();
	layout.numColumns = 1;
	layout.horizontalSpacing = 0;
	layout.verticalSpacing = 0;
	layout.marginWidth = 0;
	reqSash.setLayout(layout);
	reqSash.setLayoutData(new GridData(GridData.FILL_BOTH));

	respSash = new SashForm(respParent, SWT.VERTICAL);
	layout = new GridLayout();
	layout.numColumns = 1;
	layout.horizontalSpacing = 0;
	layout.verticalSpacing = 0;
	layout.marginWidth = 0;
	respSash.setLayout(layout);
	respSash.setLayoutData(new GridData(GridData.FILL_BOTH));

	reqComp = reqSash;
	respComp = respSash;

	reqHeader = new HeaderViewer(reqSash, HeaderViewer.REQUEST_HEADER);
	respHeader = new HeaderViewer(respSash, HeaderViewer.RESPONSE_HEADER);
	reqViewer = new ByteViewer();
	reqViewer.init(reqSash);
	respViewer = new ByteViewer();
	respViewer.init(respSash);

	reqSash.setWeights(new int[] { 10, 90 });
	respSash.setWeights(new int[] { 10, 90 });

	setDisplayHeaderInfo(MonitorUIPlugin.getShowHeaderPreference());
	loadAvailableViewers();
	}

	protected Viewer getDefaultViewer(String name) {
	if (name == null)
	return null;

	String name2 = name.toLowerCase();
	if (name2.endsWith(".xml"))
	return findViewer("org.eclipse.wst.internet.monitor.viewers.xml");
	else if (name2.endsWith(".html"))
	return findViewer("org.eclipse.wst.internet.monitor.viewers.browser");
	else if (name2.endsWith(".gif") \|\| name2.endsWith(".jpg") \|\|
	name2.endsWith(".jpeg") \|\| name2.endsWith(".png"))
	return findViewer("org.eclipse.wst.internet.monitor.viewers.image");
	else
	return findViewer("org.eclipse.wst.internet.monitor.viewers.byte");
	}

	protected Viewer findViewer(String id) {
	if (id == null)
	return null;

	Iterator iterator = viewers.iterator();
	while (iterator.hasNext()) {
	Viewer viewer = (Viewer) iterator.next();
	if (id.equals(viewer.getId()))
	return viewer;
	}
	return null;
	}

	private void loadAvailableViewers() {
	IExtensionRegistry registry = Platform.getExtensionRegistry();
	IConfigurationElement[] cf = registry.getConfigurationElementsFor(MonitorUIPlugin.PLUGIN_ID, "viewers");
	int size = cf.length;
	viewers = new ArrayList<Viewer>(size);
	for (IConfigurationElement ce : cf)
	viewers.add(new Viewer(ce));
	}

	/* (non-Javadoc)
	* @see org.eclipse.wst.internet.monitor.internal.view.IViewerManager#setDisplayHeaderInfo(boolean)
	*/
	public void setDisplayHeaderInfo(boolean b) {
	displayHeaderInf = b;
	reqHeader.setDisplayHeader(b);
	respHeader.setDisplayHeader(b);
	reqSash.setSimpleLayout(b);
	respSash.setSimpleLayout(b);
	reqSash.layout(true);
	respSash.layout(true);

	MonitorUIPlugin.setShowHeaderPreference(b);
	if (b) {
	reqHeader.setEditable(false);
	if (request instanceof ResendHTTPRequest && request.getResponse(Request.TRANSPORT) == null) {
	reqHeader.setEditable(true);
	}
	}
	}

	/* (non-Javadoc)
	* @see org.eclipse.wst.internet.monitor.internal.view.IViewerManager#getDisplayHeaderInfo()
	*/
	public boolean getDisplayHeaderInfo() {
	return displayHeaderInf;
	}

	public void setRequest(Request rr) {
	// maintain the state of the request and request header if they've been modified.
	if (request instanceof ResendHTTPRequest && request.getResponse(Request.ALL) == null) {
	ResendHTTPRequest resRequest = (ResendHTTPRequest) request;
	//EditableContentViewer editViewer = (ContentViewer) reqViewer;
	byte[] content = reqViewer.getContent();
	byte[] b = resRequest.getRequest(Request.CONTENT);
	if (content != null && b != null && !MonitorUIPlugin.parse(b).equals(MonitorUIPlugin.parse(content))) {
	resRequest.setRequest(content, Request.CONTENT);
	}
	byte[] header = reqHeader.getContent();
	b = resRequest.getRequest(Request.TRANSPORT);
	if (header != null && b != null && !MonitorUIPlugin.parse(b).equals(MonitorUIPlugin.parse(header))) {
	resRequest.setRequest(header, Request.TRANSPORT);
	}
	}
	reqHeader.setRequestResponse(rr);
	respHeader.setRequestResponse(rr);
	byte[] b = null;
	if (rr != null)
	b = filter(rr.getRequest(Request.CONTENT));
	reqViewer.setContent(b);
	b = null;
	if (rr != null)
	b = filter(rr.getResponse(Request.CONTENT));
	respViewer.setContent(b);
	request = rr;

	// set the editor to editable if the request hasn't been sent and the
	// editor can be set as editable
	if (request instanceof ResendHTTPRequest && request.getResponse(Request.ALL) == null) {
	if (displayHeaderInf)
	reqHeader.setEditable(true);

	reqViewer.setEditable(true);
	} else {
	if (displayHeaderInf)
	reqHeader.setEditable(false);

	reqViewer.setEditable(false);
	}
	}

	public void addFilter(IContentFilter filter) {
	filters.add(filter);
	setRequest(request);
	}

	public void removeFilter(IContentFilter filter) {
	filters.remove(filter);
	setRequest(request);
	}

	protected byte[] filter(byte[] b) {
	if (b == null)
	return null;
	Iterator iterator = filters.iterator();
	while (iterator.hasNext()) {
	IContentFilter filter = (IContentFilter) iterator.next();
	try {
	b = filter.filter(request, false, b);
	} catch (Exception e) {
	Trace.trace(Trace.SEVERE, "Error while filtering with " + filter.getId(), e);
	}
	}
	return b;
	}

	/* (non-Javadoc)
	* @see org.eclipse.tcpip.monitor.internal.view.IViewerManager#getRequestViewers()
	*/
	public List getRequestViewers() {
	Iterator iterator = viewers.iterator();
	List<Viewer> temp = new ArrayList<Viewer>();
	while (iterator.hasNext()) {
	Viewer viewer = (Viewer) iterator.next();
	if (viewer.isRequestViewer())
	temp.add(viewer);
	}
	return temp;
	}

	/* (non-Javadoc)
	* @see org.eclipse.tcpip.monitor.internal.view.IViewerManager#getResponseViewers()
	*/
	public List getResponseViewers() {
	Iterator iterator = viewers.iterator();
	List<Viewer> temp = new ArrayList<Viewer>();
	while (iterator.hasNext()) {
	Viewer viewer = (Viewer) iterator.next();
	if (viewer.isResponseViewer())
	temp.add(viewer);
	}
	return temp;
	}

	/* (non-Javadoc)
	* @see org.eclipse.tcpip.monitor.internal.view.IViewerManager#setRequestViewer(java.lang.String)
	*/
	public void setRequestViewer(Viewer viewer) {
	if (viewer != null && viewer.equals(requestViewer))
	return;

	// call set request to save and reset the request
	setRequest(request);
	reqViewer.dispose();

	requestViewer = viewer;
	if (viewer != null)
	reqViewer = viewer.createViewer();
	else
	reqViewer = null;
	if (reqViewer == null)
	return;

	reqViewer.init(reqComp);
	//reqViewer.setRequestResponse(rr);
	byte[] b = null;
	if (request != null) {
	b = filter(request.getRequest(Request.CONTENT));
	// set the editor to editable if the request hasn't been sent and the
	// editor can be set as editable
	if (request instanceof ResendHTTPRequest && request.getResponse(Request.TRANSPORT) == null) {
	reqViewer.setEditable(true);
	} else {
	reqViewer.setEditable(false);
	}
	}
	reqViewer.setContent(b);
	reqComp.layout(true);
	}

	/* (non-Javadoc)
	* @see org.eclipse.tcpip.monitor.internal.view.IViewerManager#setResponseViewer(java.lang.String)
	*/
	public void setResponseViewer(Viewer viewer) {
	if (viewer != null && viewer.equals(responseViewer))
	return;
	respViewer.dispose();

	responseViewer = viewer;
	if (viewer != null)
	respViewer = viewer.createViewer();
	else
	respViewer = null;
	if (respViewer == null)
	return;

	respViewer.init(respComp);
	//respViewer.setRequestResponse(rr);
	byte[] b = null;
	if (request != null)
	b = filter(request.getResponse(Request.CONTENT));
	respViewer.setContent(b);
	respComp.layout(true);
	}

	/* (non-Javadoc)
	* @see org.eclipse.wst.internet.monitor.ui.internal.view.IViewerManager#getCurrentRequestViewer()
	*/
	public ContentViewer getCurrentRequestViewer() {
	return reqViewer;
	}

	/* (non-Javadoc)
	* @see org.eclipse.wst.internet.monitor.ui.internal.view.IViewerManager#getCurrentRequestHeaderViewer()
	*/
	public HeaderViewer getCurrentRequestHeaderViewer() {
	return reqHeader;
	}
	}