/*******************************************************************************
* Copyright (c) 2006 Sybase, Inc. 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:
* Sybase, Inc. - initial API and implementation
*******************************************************************************/
package org.eclipse.jst.pagedesigner.converter;
import java.io.ByteArrayInputStream;
import java.io.InputStream;
import org.eclipse.jst.jsf.common.ui.internal.logging.Logger;
import org.eclipse.jst.jsf.common.ui.internal.utils.ResourceUtils;
import org.eclipse.jst.pagedesigner.PDPlugin;
import org.eclipse.jst.pagedesigner.dom.DOMUtil;
import org.eclipse.wst.sse.core.StructuredModelManager;
import org.eclipse.wst.sse.core.internal.provisional.IModelManager;
import org.eclipse.wst.xml.core.internal.provisional.document.IDOMModel;
import org.w3c.dom.Element;
/**
* For some tag, could generate some XML code.
*
* @author mengbo
* @version 1.5
*/
public abstract class HTMLStringTagConverter extends AbstractTagConverter {
static Logger _log = PDPlugin.getLogger(HTMLStringTagConverter.class);
/**
* @param host
*/
public HTMLStringTagConverter(Element host) {
super(host);
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jst.pagedesigner.converter.AbstractTagConverter#doConvertRefresh()
*/
protected Element doConvertRefresh() {
// following are XML implementation. Assume the string is welformed HTML
// try
// {
// String html = getGeneratedHTML();
// DocumentBuilder builder =
// DocumentBuilderFactory.newInstance().newDocumentBuilder();
// Element result = builder.parse(new InputSource(new
// StringReader(html))).getDocumentElement();
// return (Element)DOMUtil.cloneNodeDeep(this.getDestDocument(),
// result);
// }
// catch(Exception ex)
// {
// Element temp = createElement("div");
// temp.appendChild(createText("ERROR: "+ex.getMessage()));
// return temp;
// }
InputStream stream = null;
try {
String id = "" + System.currentTimeMillis() + ".html"; //$NON-NLS-1$ //$NON-NLS-2$
IModelManager manager = StructuredModelManager.getModelManager();
stream = new ByteArrayInputStream(getGeneratedHTML().getBytes());
IDOMModel model = (IDOMModel) manager.getModelForRead(id, stream,
null);
Element root = model.getDocument().getDocumentElement();
Element resultEle = (Element) DOMUtil.cloneNodeDeepIgnoreError(
getDestDocument(), root);
model.releaseFromRead();
return resultEle;
} catch (Exception ex) {
_log.error("Log.Error.HTMLStringTagConverter.Error", ex); //$NON-NLS-1$
Element temp = createElement("div"); //$NON-NLS-1$
temp.appendChild(createText("Error loading: " + ex.getMessage())); //$NON-NLS-1$
return temp;
} finally {
ResourceUtils.ensureClosed(stream);
}
}
/**
* @return the generated HTML string
* @throws Exception
*/
public abstract String getGeneratedHTML() throws Exception;
/*
* (non-Javadoc)
*
* @see org.eclipse.jst.pagedesigner.converter.ITagConverter#isMultiLevel()
*/
public boolean isMultiLevel() {
return true;
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jst.pagedesigner.css2.style.ITagEditInfo#isWidget()
*/
public boolean isWidget() {
return true;
}
}