package net.sf.taverna.t2.activities.xpath.ui.config.xmltree; | |
import javax.swing.tree.DefaultMutableTreeNode; | |
import org.dom4j.QName; | |
/** | |
* | |
* @author Sergejs Aleksejevs | |
*/ | |
public abstract class XPathActivityXMLTreeNode extends DefaultMutableTreeNode | |
{ | |
protected static final int DISPLAY_LABEL_MAX_LENGTH = 200; | |
private final boolean isAttribute; | |
public XPathActivityXMLTreeNode(Object userObject, boolean isAttribute) | |
{ | |
super(userObject); | |
this.isAttribute = isAttribute; | |
} | |
public boolean isAttribute() { | |
return (isAttribute); | |
} | |
public QName getNodeQName() { | |
if (this.isAttribute()) { | |
return (((XPathActivityXMLTreeAttributeNode)this).getAssociatedAttribute().getQName()); | |
} | |
else { | |
return (((XPathActivityXMLTreeElementNode)this).getAssociatedElement().getQName()); | |
} | |
} | |
public String getTreeNodeDisplayLabel(boolean bIncludeValue, boolean bIncludeElementNamespace, boolean bUseStyling) | |
{ | |
if (this.isAttribute()) { | |
return (((XPathActivityXMLTreeAttributeNode)this).getTreeNodeDisplayLabel(bIncludeValue, bUseStyling)); | |
} | |
else { | |
return (((XPathActivityXMLTreeElementNode)this).getTreeNodeDisplayLabel(bIncludeValue, bIncludeElementNamespace, bUseStyling)); | |
} | |
} | |
protected String truncateElementTextValue(String textValue) | |
{ | |
if (textValue != null && textValue.length() > DISPLAY_LABEL_MAX_LENGTH) { | |
textValue = textValue.substring(0, DISPLAY_LABEL_MAX_LENGTH) + "(...)"; | |
} | |
return (textValue); | |
} | |
/** | |
* Tiny helper to strip out all HTML tags. This will not leave any HTML tags | |
* at all (so that the content can be displayed in DialogTextArea - and the | |
* like - components. This helps to present HTML content inside JAVA easier. | |
*/ | |
public static String stripAllHTML(String source) { | |
// don't do anything if not string is provided | |
if (source == null) | |
return (""); | |
// need to preserve at least all line breaks | |
// (ending and starting paragraph also make a line break) | |
source = source.replaceAll("</p>[\r\n]*<p>", "<br>"); | |
source = source.replaceAll("\\<br/?\\>", "\n\n"); | |
// strip all HTML | |
source = source.replaceAll("\\<.*?\\>", ""); // any HTML tags | |
source = source.replaceAll("&\\w{1,4};", ""); // this is for things like " ", ">", etc | |
return (source); | |
} | |
} |