Removed a couple of testing mains.

[jsvc.git] / src / dolda / jsvc / next / IndentWriter.java

package dolda.jsvc.next;

import java.io.*;
import org.w3c.dom.*;

public class IndentWriter extends XmlWriter {
    public int collimit = 80;
    
    public IndentWriter(Document doc) {
	super(doc);
    }
    
    private static boolean onlytext(Element el) {
	for(Node n = el.getFirstChild(); n != null; n = n.getNextSibling()) {
	    if(!(n instanceof Text))
		return(false);
	}
	return(true);
    }
    
    protected boolean prebreak(ColumnWriter out, Element el) {
	if(el.getFirstChild() == null)
	    return(false);
	if(onlytext(el))
	    return(false);
	return(true);
    }
    
    protected int indent(ColumnWriter out, Element el) {
	if(onlytext(el))
	    return(-1);
	return(2);
    }

    protected boolean postbreak(ColumnWriter out, Element el) {
	if(out.col > collimit)
	    return(true);
	return(!onlytext(el));
    }

    protected void attribute(ColumnWriter out, String nm, String val, int indent) throws IOException {
	if(out.col > indent) {
	    if(nm.length() + val.length() + 4 > collimit)
		out.indent(indent);
	}
	super.attribute(out, nm, val, indent);
    }
}