package net.java.textilej.parser.markup.mediawiki.token;
import java.util.HashMap;
import java.util.Map;
import net.java.textilej.parser.markup.PatternBasedElement;
import net.java.textilej.parser.markup.PatternBasedElementProcessor;
public class TemplateReplacementToken extends PatternBasedElement {
private static Map<String,Class<? extends PatternBasedElementProcessor>> processorByTemplate = new HashMap<String, Class<? extends PatternBasedElementProcessor>>();
static {
processorByTemplate.put("endash",EndashElementProcessor.class);
processorByTemplate.put("ndash",EndashElementProcessor.class);
processorByTemplate.put("mdash",EmdashElementProcessor.class);
processorByTemplate.put("emdash",EmdashElementProcessor.class);
}
@Override
protected String getPattern(int groupOffset) {
return "(\\{\\{([^\\s]+)\\}\\})";
}
@Override
protected int getPatternGroupCount() {
return 2;
}
@Override
protected PatternBasedElementProcessor newProcessor() {
return new DispatchingProcessor();
}
private static class DispatchingProcessor extends PatternBasedElementProcessor {
@Override
public void emit() {
Class<? extends PatternBasedElementProcessor> processor = processorByTemplate.get(group(2));
if (processor == null) {
getBuilder().characters(group(1));
} else {
PatternBasedElementProcessor delegate;
try {
delegate = processor.newInstance();
} catch (Exception e) {
throw new IllegalStateException(e);
}
delegate.setLineStartOffset(getLineStartOffset());
delegate.setLineEndOffset(getLineEndOffset());
delegate.setParser(getParser());
delegate.setState(getState());
delegate.setGroup(1,group(1),start(1),end(1));
delegate.setGroup(2,group(2),start(2),end(2));
delegate.emit();
}
}
}
public static class EndashElementProcessor extends PatternBasedElementProcessor {
@Override
public void emit() {
getBuilder().entityReference("nbsp");
getBuilder().entityReference("ndash");
getBuilder().characters(" ");
}
}
public static class EmdashElementProcessor extends PatternBasedElementProcessor {
@Override
public void emit() {
getBuilder().entityReference("nbsp");
getBuilder().entityReference("mdash");
getBuilder().characters(" ");
}
}
}