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feilong is a suite of core and expanded libraries that include utility classes, http, excel,cvs, io classes, and much much more.
/*
* Copyright (C) 2004, 2005 Joe Walnes.
* Copyright (C) 2006, 2007, 2013, 2018 XStream Committers.
* All rights reserved.
*
* The software in this package is published under the terms of the BSD
* style license a copy of which has been included with this distribution in
* the LICENSE.txt file.
*
* Created on 08. July 2004 by Joe Walnes
*/
package com.feilong.lib.xstream.converters.extended;
import java.awt.Font;
import java.awt.font.TextAttribute;
import java.util.Collections;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import javax.swing.plaf.FontUIResource;
import com.feilong.lib.xstream.converters.Converter;
import com.feilong.lib.xstream.converters.MarshallingContext;
import com.feilong.lib.xstream.converters.SingleValueConverter;
import com.feilong.lib.xstream.converters.UnmarshallingContext;
import com.feilong.lib.xstream.core.JVM;
import com.feilong.lib.xstream.io.ExtendedHierarchicalStreamWriterHelper;
import com.feilong.lib.xstream.io.HierarchicalStreamReader;
import com.feilong.lib.xstream.io.HierarchicalStreamWriter;
import com.feilong.lib.xstream.mapper.Mapper;
public class FontConverter implements Converter{
private final SingleValueConverter textAttributeConverter;
private final Mapper mapper;
/**
* Constructs a FontConverter.
*
* @deprecated As of 1.4.5
*/
@Deprecated
public FontConverter(){
this(null);
}
/**
* Constructs a FontConverter.
*
* @param mapper
* @since 1.4.5
*/
public FontConverter(Mapper mapper){
this.mapper = mapper;
if (mapper == null){
textAttributeConverter = null;
}else{
textAttributeConverter = new TextAttributeConverter();
}
}
@Override
public boolean canConvert(Class type){
// String comparison is used here because Font.class loads the class which in turns instantiates AWT,
// which is nasty if you don't want it.
return type != null && (type.getName().equals("java.awt.Font") || type.getName().equals("javax.swing.plaf.FontUIResource"));
}
@Override
public void marshal(Object source,HierarchicalStreamWriter writer,MarshallingContext context){
Font font = (Font) source;
Map attributes = font.getAttributes();
if (mapper != null){
String classAlias = mapper.aliasForSystemAttribute("class");
for (Iterator iter = attributes.entrySet().iterator(); iter.hasNext();){
Map.Entry entry = (Map.Entry) iter.next();
String name = textAttributeConverter.toString(entry.getKey());
Object value = entry.getValue();
Class type = value != null ? value.getClass() : Mapper.Null.class;
ExtendedHierarchicalStreamWriterHelper.startNode(writer, name, type);
writer.addAttribute(classAlias, mapper.serializedClass(type));
if (value != null){
context.convertAnother(value);
}
writer.endNode();
}
}else{
writer.startNode("attributes"); //
context.convertAnother(attributes);
writer.endNode(); //
}
}
@Override
public Object unmarshal(HierarchicalStreamReader reader,UnmarshallingContext context){
final Map attributes;
if (reader.hasMoreChildren()){
reader.moveDown();
if (!reader.getNodeName().equals("attributes")){
String classAlias = mapper.aliasForSystemAttribute("class");
attributes = new HashMap();
do{
if (!attributes.isEmpty()){
reader.moveDown();
}
Class type = mapper.realClass(reader.getAttribute(classAlias));
TextAttribute attribute = (TextAttribute) textAttributeConverter.fromString(reader.getNodeName());
Object value = type == Mapper.Null.class ? null : context.convertAnother(null, type);
attributes.put(attribute, value);
reader.moveUp();
}while (reader.hasMoreChildren());
}else{
// in
attributes = (Map) context.convertAnother(null, Map.class);
reader.moveUp(); // out of
}
}else{
attributes = Collections.EMPTY_MAP;
}
if (!JVM.isVersion(6)){
for (Iterator iter = attributes.values().iterator(); iter.hasNext();){
if (iter.next() == null){
iter.remove();
}
}
}
Font font = Font.getFont(attributes);
if (context.getRequiredType() == FontUIResource.class){
return new FontUIResource(font);
}else{
return font;
}
}
}