ext/java/nokogiri/XmlText.java
package nokogiri;
import static nokogiri.internals.NokogiriHelpers.getCachedNodeOrCreate;
import static nokogiri.internals.NokogiriHelpers.rubyStringToString;
import nokogiri.internals.SaveContextVisitor;
import org.jcodings.specific.USASCIIEncoding;
import org.jruby.Ruby;
import org.jruby.RubyClass;
import org.jruby.RubyString;
import org.jruby.anno.JRubyClass;
import org.jruby.runtime.ThreadContext;
import org.jruby.runtime.builtin.IRubyObject;
import org.jruby.util.ByteList;
import org.w3c.dom.Document;
import org.w3c.dom.Node;
import org.w3c.dom.Text;
/**
* Class for Nokogiri::XML::Text
*
* @author sergio
* @author Yoko Harada <yokolet@gmail.com>
*/
@JRubyClass(name = "Nokogiri::XML::Text", parent = "Nokogiri::XML::CharacterData")
public class XmlText extends XmlNode
{
private static final long serialVersionUID = 1L;
private static final ByteList TEXT = ByteList.create("text");
static { TEXT.setEncoding(USASCIIEncoding.INSTANCE); }
public
XmlText(Ruby runtime, RubyClass rubyClass, Node node)
{
super(runtime, rubyClass, node);
}
public
XmlText(Ruby runtime, RubyClass klass)
{
super(runtime, klass);
}
@Override
protected void
init(ThreadContext context, IRubyObject[] args)
{
if (args.length < 2) {
throw context.runtime.newArgumentError(args.length, 2);
}
content = args[0];
IRubyObject rbDocument = args[1];
if (!(rbDocument instanceof XmlNode)) {
String msg = "expected second parameter to be a Nokogiri::XML::Document, received " + rbDocument.getMetaClass();
throw context.runtime.newTypeError(msg);
}
if (!(rbDocument instanceof XmlDocument)) {
context.runtime.getWarnings().warn("Passing a Node as the second parameter to Text.new is deprecated. Please pass a Document instead. This will become an error in Nokogiri v1.17.0."); // TODO: deprecated in v1.15.3, remove in v1.17.0
}
Document document = asXmlNode(context, rbDocument).getOwnerDocument();
// text node content should not be encoded when it is created by Text node.
// while content should be encoded when it is created by Element node.
Node node = document.createTextNode(rubyStringToString(content));
setNode(context.runtime, node);
}
@Override
protected IRubyObject
getNodeName(ThreadContext context)
{
if (name == null) { name = RubyString.newStringShared(context.runtime, TEXT); }
return name;
}
@Override
public void
accept(ThreadContext context, SaveContextVisitor visitor)
{
visitor.enter((Text) node);
Node child = node.getFirstChild();
while (child != null) {
IRubyObject nokoNode = getCachedNodeOrCreate(context.runtime, child);
if (nokoNode instanceof XmlNode) {
XmlNode cur = (XmlNode) nokoNode;
cur.accept(context, visitor);
} else if (nokoNode instanceof XmlNamespace) {
XmlNamespace cur = (XmlNamespace) nokoNode;
cur.accept(context, visitor);
}
child = child.getNextSibling();
}
visitor.leave(node);
}
}