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package nokogiri;
import static nokogiri.internals.NokogiriHelpers.stringOrNil;
import org.jruby.Ruby;
import org.jruby.RubyClass;
import org.jruby.RubyException;
import org.jruby.RubyString;
import org.jruby.anno.JRubyClass;
import org.jruby.anno.JRubyMethod;
import org.jruby.runtime.ThreadContext;
import org.jruby.runtime.builtin.IRubyObject;
import org.xml.sax.SAXParseException;
/**
* Class for Nokogiri::XML::SyntaxError
*
* @author sergio
* @author Yoko Harada <yokolet@gmail.com>
*/
@JRubyClass(name = "Nokogiri::XML::SyntaxError", parent = "Nokogiri::SyntaxError")
public class XmlSyntaxError extends RubyException
{
private Exception exception;
private boolean messageSet; // whether a custom error message was set
public
XmlSyntaxError(Ruby runtime, RubyClass klazz)
{
super(runtime, klazz);
}
public
XmlSyntaxError(Ruby runtime, RubyClass rubyClass, Exception ex)
{
super(runtime, rubyClass, ex.getMessage());
this.exception = ex;
}
public
XmlSyntaxError(Ruby runtime, RubyClass rubyClass, String message, Exception ex)
{
super(runtime, rubyClass, message);
this.exception = ex;
this.messageSet = true;
}
public static XmlSyntaxError
createXMLSyntaxError(final Ruby runtime)
{
RubyClass klazz = (RubyClass) runtime.getClassFromPath("Nokogiri::XML::SyntaxError");
return new XmlSyntaxError(runtime, klazz);
}
public static XmlSyntaxError
createXMLSyntaxError(final Ruby runtime, final Exception ex)
{
RubyClass klazz = (RubyClass) runtime.getClassFromPath("Nokogiri::XML::SyntaxError");
return new XmlSyntaxError(runtime, klazz, ex);
}
public static XmlSyntaxError
createHTMLSyntaxError(final Ruby runtime)
{
RubyClass klazz = (RubyClass) runtime.getClassFromPath("Nokogiri::HTML4::SyntaxError");
return new XmlSyntaxError(runtime, klazz);
}
public static RubyException
createXMLXPathSyntaxError(final Ruby runtime, final String msg, final Exception ex)
{
RubyClass klazz = (RubyClass) runtime.getClassFromPath("Nokogiri::XML::XPath::SyntaxError");
return new XmlSyntaxError(runtime, klazz, msg, ex);
}
public static XmlSyntaxError
createWarning(Ruby runtime, SAXParseException e)
{
XmlSyntaxError xmlSyntaxError = createXMLSyntaxError(runtime);
xmlSyntaxError.setException(runtime, e, 1);
return xmlSyntaxError;
}
public static XmlSyntaxError
createError(Ruby runtime, SAXParseException e)
{
XmlSyntaxError xmlSyntaxError = createXMLSyntaxError(runtime);
xmlSyntaxError.setException(runtime, e, 2);
return xmlSyntaxError;
}
public static XmlSyntaxError
createFatalError(Ruby runtime, SAXParseException e)
{
XmlSyntaxError xmlSyntaxError = createXMLSyntaxError(runtime);
xmlSyntaxError.setException(runtime, e, 3);
return xmlSyntaxError;
}
public void
setException(Exception exception)
{
this.exception = exception;
}
public void
setException(Ruby runtime, SAXParseException exception, int level)
{
this.exception = exception;
setInstanceVariable("@level", runtime.newFixnum(level));
setInstanceVariable("@line", runtime.newFixnum(exception.getLineNumber()));
setInstanceVariable("@column", runtime.newFixnum(exception.getColumnNumber()));
setInstanceVariable("@file", stringOrNil(runtime, exception.getSystemId()));
}
@JRubyMethod(name = "to_s")
@Override
public IRubyObject
to_s(ThreadContext context)
{
RubyString msg = msg(context.runtime);
return msg != null ? msg : super.to_s(context).asString();
}
private RubyString
msg(final Ruby runtime)
{
if (exception != null && exception.getMessage() != null) {
if (messageSet) { return null; }
return runtime.newString(exception.getMessage());
}
return null;
}
}
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