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XMLElement.javaAPI DocAzureus 3.0.3.49634Thu Jan 11 10:18:16 GMT 2007org.gudy.azureus2.core3.xml.util

XMLElement

public class XMLElement extends Object
Created on 10-Jan-2006 Created by Allan Crooks Copyright (C) 2006 Aelitis, All Rights Reserved. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. AELITIS, SAS au capital de 46,603.30 euros 8 Allee Lenotre, La Grille Royale, 78600 Le Mesnil le Roi, France.

Fields Summary
protected Object
single_content
protected Map
attributes
protected Collection
contents
protected String
tag_name
protected boolean
auto_order
private static Comparator
ATTRIBUTE_COMPARATOR
private static Comparator
CONTENT_COMPARATOR
Constructors Summary
public XMLElement(String tag_name)

        this(tag_name, false);
public XMLElement(String tag_name, boolean auto_order)

        this.single_content = null;
        this.attributes = null;
        this.contents = null;
        this.tag_name = tag_name;
        this.auto_order = auto_order;
Methods Summary
public voidaddAttribute(java.lang.String key, java.lang.String value)

        if (attributes == null) {
            this.attributes = new TreeMap(ATTRIBUTE_COMPARATOR);
        }
        this.attributes.put(key, value);
public voidaddAttribute(java.lang.String key, int value)

        this.addAttribute(key, String.valueOf(value));
public voidaddAttribute(java.lang.String key, boolean value)

        this.addAttribute(key, (value) ? "yes" : "no");
protected voidaddContent(java.lang.Object o)

        if (o == null)
            throw new NullPointerException();

        if (this.contents == null) {
            if (this.single_content != null) {
                if (!this.auto_order) {
                    this.contents = new ArrayList();
                }
                else {
                    this.contents = new TreeSet(CONTENT_COMPARATOR);
                }
                this.contents.add(this.single_content);
                this.single_content = null;
            }
        }

        if (this.contents == null) {
            this.single_content = o;
        }
        else {
            this.contents.add(o);
        }
public voidaddContent(java.lang.String s)

addContent((Object)s);
public voidaddContent(org.gudy.azureus2.core3.xml.util.XMLElement e)

addContent((Object)e);
public voidclear()

        this.single_content = null;
        this.attributes = null;
        this.contents = null;
public java.lang.StringgetAttribute(java.lang.String key)

        if (this.attributes == null) {return null;}
        return (String)this.attributes.get(key);
public java.lang.StringgetTag()

        return tag_name;
public org.gudy.azureus2.core3.xml.util.XMLElementmakeContent(java.lang.String tag_name)

        return this.makeContent(tag_name, false);
public org.gudy.azureus2.core3.xml.util.XMLElementmakeContent(java.lang.String tag_name, boolean auto_order)

        XMLElement content = new XMLElement(tag_name, auto_order);
        this.addContent(content);
        return content;
public voidprintTo(java.io.PrintWriter pw)

        printTo(pw, 0, false);
public voidprintTo(java.io.PrintWriter pw, boolean spaced_out)

        printTo(pw, 0, spaced_out);
public voidprintTo(java.io.PrintWriter pw, int indent)

        printTo(pw, indent, false);
public voidprintTo(java.io.PrintWriter pw, int indent, boolean spaced_out)


        for (int i=0; i<indent; i++) {pw.print(" ");}

        if (this.attributes == null && this.contents == null && this.single_content == null) {

            if (!spaced_out) {
                pw.print("<");
                pw.print(this.tag_name);
                pw.print(" />");
            }
            return;
        }

        pw.print("<");
        pw.print(this.tag_name);
        Iterator itr = null;

        if (this.attributes != null) {
            itr = this.attributes.entrySet().iterator();
            while (itr.hasNext()) {
                Map.Entry entry = (Map.Entry)itr.next();
                pw.print(" ");
                pw.print(entry.getKey());
                pw.print("=\"");
                pw.print(quote((String)entry.getValue()));
                pw.print("\"");
            }
        }

        boolean needs_indented_close = (this.contents != null || this.single_content instanceof XMLElement);
        boolean needs_close_tag = needs_indented_close || this.single_content != null;

        needs_indented_close = needs_indented_close || spaced_out;
        needs_close_tag = needs_close_tag || spaced_out;

        if (needs_indented_close) {pw.println(">");}
        else if (needs_close_tag) {pw.print(">");}
        else {pw.print(" />");}

        itr = null;
        if (this.contents != null) {
            itr = this.contents.iterator();
        }
        else if (this.single_content != null) {
            itr = Collections.singletonList(this.single_content).iterator();
        }
        else {
            itr = Collections.singletonList("").iterator();
        }

        Object content_element = null;
        if (itr != null) {
            while (itr.hasNext()) {
                content_element = itr.next();
                if (content_element instanceof XMLElement) {
                    ((XMLElement)content_element).printTo(pw, indent+2, spaced_out);
                }
                else if (spaced_out) {
                    for (int i=0; i<indent+2; i++) {pw.print(" ");}
                    pw.print(quote((String)content_element));
                    pw.println();
                }
                else {
                    pw.print(quote((String)content_element));
                }
            }
        }

        if (needs_indented_close) {
            for (int i=0; i<indent; i++) {pw.print(" ");}
        }

        if (needs_close_tag) {
            pw.print("</");
            pw.print(this.tag_name);
            pw.println(">");
        }
private java.lang.Stringquote(java.lang.String text)

        text = text.replaceAll( "&", "&" );
        text = text.replaceAll( ">", ">" );
        text = text.replaceAll( "<", "<" );
        text = text.replaceAll( "\"", """ );
        text = text.replaceAll( "--", "--" );
        return text;
public voidsetAutoOrdering(boolean mode)

        if (mode == this.auto_order) return;
        this.auto_order = mode;
        if (this.contents == null) return;
        Collection previous_contents = contents;
        if (this.auto_order) {
            this.contents = new TreeSet(CONTENT_COMPARATOR);
            this.contents.addAll(previous_contents);
        }
        else {
            this.contents = new ArrayList(previous_contents);
        }
public java.lang.StringtoString()

        return "XMLElement[" + this.tag_name + "]@" + Integer.toHexString(System.identityHashCode(this));