mirror of
https://git.femboyfinancial.jp/james/lipsync.git
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432 lines
16 KiB
C#
432 lines
16 KiB
C#
/*
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* XmlSerializer.cs
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* Copyright (c) 2009 kbinani
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*
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* This file is part of bocoree.
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*
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* bocoree is free software; you can redistribute it and/or
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* modify it under the terms of the BSD License.
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*
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* bocoree is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*/
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#if JAVA
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package org.kbinani.xml;
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import java.io.*;
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import java.util.*;
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import java.lang.reflect.*;
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import javax.xml.parsers.*;
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import javax.xml.transform.*;
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import javax.xml.transform.dom.*;
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import javax.xml.transform.stream.*;
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import org.w3c.dom.*;
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/**
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* .NETのSystem.Xml.Serialization.XmlSerializerと同じ書式で入出力するためのXMLシリアライザ．<br>
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* シリアライズしたいクラスには，以下のメソッドを実装しておく必要があります．<br>
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* <dl>
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* <dt>getXmlElementNameメソッド</dt>
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* <dd>フィールド名やgetter/setter名からXMLのノード名を調べる</dd>
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* <dt>isXmlIgnoredメソッド</dt>
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* <dd>アイテムをXMLに出力するかどうかを決める</dd>
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* <dt>getGenericTypeNameメソッド</dt>
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* <dd>アイテムが総称型を含むクラスの場合に，その総称型名を調べる</dd>
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* </dl>
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* <pre>
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* public class Test2{
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public float value = 1.0f;
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private boolean m_b = true;
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private int m_i = 2;
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public Vector<Integer> list = new Vector<Integer>();
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public boolean isHoge(){
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return m_b;
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}
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public void setHoge( boolean value ){
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m_b = value;
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}
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public int getInteger(){
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return m_i;
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}
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public void setInteger( int value ){
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m_i = value;
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}
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public static String getXmlElementName( String name ){
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if( name.equals( "value" ) ){
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return "Value";
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}else if( name.equals( "list" ) ){
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return "List";
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}
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return name;
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}
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public static boolean isXmlIgnored( String name ){
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if( name.equals( "Integer" ) ){
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return true;
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}
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return false;
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}
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public static String getGenericTypeName( String name ){
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if( name.equals( "list" ) ){
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return "java.lang.Integer";
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}
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return "";
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}
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}
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* </pre>
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* このように実装しておくと，だいたい以下のようなXMLの入出力が可能になります．
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* <pre>
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<Test2>
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<Value>1.0</Value>
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<Hoge>true</Hoge>
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<List>
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<int>1</int>
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<int>2</int>
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</List>
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</Test2>
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* </pre>
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*/
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public class XmlSerializer{
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private Document m_document;
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private Class m_class;
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private boolean m_static_mode = false;
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private boolean m_indent = true;
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private int m_indent_width = 2;
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public boolean isIndent(){
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return m_indent;
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}
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public void setIndent( boolean value ){
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m_indent = value;
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}
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public int getIndentWidth(){
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return m_indent_width;
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}
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public void setIndentWidth( int value ){
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if( value < 0 ){
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m_indent_width = 0;
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}else{
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m_indent_width = value;
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}
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}
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public XmlSerializer( Class cls ){
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m_class = cls;
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}
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public Object deserialize( InputStream stream ){
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try{
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DocumentBuilderFactory fact = DocumentBuilderFactory.newInstance();
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DocumentBuilder builder = fact.newDocumentBuilder();
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Document doc = builder.parse( stream );
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Object ret = parseNode( m_class, null, doc.getDocumentElement() );
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return ret;
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}catch( Exception ex ){
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System.out.println( "XmlSerializer.deserialize; ex=" + ex );
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return null;
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}
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}
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private Object parseNode( Class t, Class parent_class, Node node ){
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NodeList childs = node.getChildNodes();
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int numChild = childs.getLength();
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Object obj;
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String str = node.getTextContent() + "";
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if( t.equals( Integer.TYPE ) || t.equals( Integer.class ) ){
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return Integer.parseInt( str );
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}else if( t.equals( Byte.TYPE ) || t.equals( Byte.class ) ){
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return Byte.parseByte( str );
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}else if( t.equals( Short.TYPE ) || t.equals( Short.class ) ){
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return Short.parseShort( str );
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}else if( t.equals( Float.TYPE ) || t.equals( Float.class ) ){
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return Float.parseFloat( str );
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}else if( t.equals( Double.TYPE ) || t.equals( Double.class ) ){
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return Double.parseDouble( str );
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}else if( t.equals( Boolean.TYPE ) || t.equals( Boolean.class ) ){
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return Boolean.parseBoolean( str );
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}else if( t.equals( String.class ) ){
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return str;
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}else if( t.isEnum() ){
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return Enum.valueOf( t, str );
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}else if( t.isArray() || t.equals( Vector.class ) ){
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// Class tがstatic String getGenericTypeName( String )を実装しているかどうか調べる
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Method method = null;
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if( parent_class == null ){
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return null;
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}
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for( Method m : parent_class.getDeclaredMethods() ){
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if( !m.getName().equals( "getGenericTypeName" ) ){
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continue;
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}
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int modifier = m.getModifiers();
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if( !Modifier.isStatic( modifier ) || !Modifier.isPublic( modifier ) ){
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continue;
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}
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if( !m.getReturnType().equals( String.class ) ){
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continue;
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}
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Class[] args = m.getParameterTypes();
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if( args.length != 1 ){
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continue;
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}
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if( !args[0].equals( String.class ) ){
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continue;
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}
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method = m;
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break;
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}
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if( method == null ){
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return null;
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}
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try{
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String content_class_name = (String)method.invoke( null, node.getNodeName() );
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Class content_class = Class.forName( content_class_name );
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Vector<Object> vec = new Vector<Object>();
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String element_name = getCliTypeName( content_class );
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if( element_name.equals( "" ) ){
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element_name = content_class.getSimpleName();
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}
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for( int i = 0; i < numChild; i++ ){
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Node c = childs.item( i );
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if( c.getNodeType() == Node.ELEMENT_NODE ){
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Element f = (Element)c;
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if( !f.getTagName().equals( element_name ) ){
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continue;
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}
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vec.add( parseNode( content_class, t, c ) );
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}
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}
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if( t.isArray() ){
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int length = vec.size();
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Object arr = Array.newInstance( content_class, length );
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for( int i = 0; i < length; i++ ){
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Array.set( arr, i, vec.get( i ) );
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}
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return arr;
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}else if( t.equals( Vector.class ) ){
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return vec;
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}
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}catch( Exception ex ){
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System.out.println( "XmlSerializer.parseNode; ex=" + ex );
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return null;
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}
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}
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try{
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obj = t.newInstance();
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}catch( Exception ex ){
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return null;
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}
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XmlMember[] members = XmlMember.extractMembers( t );
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for( int i = 0; i < numChild; i++ ){
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Node c = childs.item( i );
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if( c.getNodeType() == Node.ELEMENT_NODE ) {
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Element f = (Element)c;
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String name = f.getTagName();
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for( XmlMember xm : members ){
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if( f.getTagName().equals( xm.getName() ) ) {
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xm.set( obj, parseNode( xm.getType(), t, c ) );
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break;
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}
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}
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}
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}
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return obj;
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}
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public void serialize( OutputStream stream, Object obj ) throws TransformerConfigurationException,
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ParserConfigurationException,
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TransformerException,
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IllegalAccessException{
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DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
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DocumentBuilder builder = factory.newDocumentBuilder();
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DOMImplementation domImpl=builder.getDOMImplementation();
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m_document = domImpl.createDocument( null, m_class.getSimpleName(), null );
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Element root = m_document.getDocumentElement();
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parseFieldAndProperty( m_class, obj, root );
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TransformerFactory tfactory = TransformerFactory.newInstance();
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Transformer transformer = tfactory.newTransformer();
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if( m_indent ){
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transformer.setOutputProperty( OutputKeys.INDENT, "yes" );
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}
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transformer.setOutputProperty( OutputKeys.METHOD, "xml" );
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if( m_indent ){
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transformer.setOutputProperty( "{http://xml.apache.org/xalan}indent-amount", "" + m_indent_width );
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}
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transformer.transform( new DOMSource( m_document ), new StreamResult( stream ) );
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}
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private void parseFieldAndProperty( Class t, Object obj, Element el ) throws IllegalAccessException{
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if( obj == null ){
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return;
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}
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XmlMember[] members = XmlMember.extractMembers( t );
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for( XmlMember xm : members ){
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String name = xm.getName();
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Element el2 = m_document.createElement( name );
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printItemRecurse( xm.getType(), xm.get( obj ), el2 );
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el.appendChild( el2 );
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}
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}
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private void printItemRecurse( Class t, Object obj, Element parent ) throws IllegalAccessException{
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try{
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if ( !tryWriteValueType( t, obj, parent ) ){
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if( t.isArray() || t.equals( Vector.class ) ){
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Object[] array = null;
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if( t.isArray() ){
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array = (Object[])obj;
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}else if( t.equals( Vector.class ) ){
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array = ((Vector)obj).toArray();
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}
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if( array != null ){
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for( Object o : array ){
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if( o != null ){
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String name = getCliTypeName( o.getClass() );
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if( name.equals( "" ) ){
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name = o.getClass().getSimpleName();
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}
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Element element = m_document.createElement( name );
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printItemRecurse( o.getClass(), o, element );
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parent.appendChild( element );
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}
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}
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}
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}else{
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parseFieldAndProperty( t, obj, parent );
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}
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}
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}catch( Exception ex ){
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System.out.println( "printItemRecurse; ex=" + ex );
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}
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}
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private static String getCliTypeName( Class t ){
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if( t.equals( Boolean.class ) || t.equals( Boolean.TYPE ) ){
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return "bool";
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}else if( t.equals( Double.class ) || t.equals( Double.TYPE ) ){
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return "double";
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}else if( t.equals( Integer.class ) || t.equals( Integer.TYPE ) ){
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return "int";
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}else if( t.equals( Long.class ) || t.equals( Long.TYPE ) ){
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return "long";
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}else if( t.equals( Short.class ) || t.equals( Short.TYPE ) ){
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return "short";
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}else if( t.equals( Float.class ) || t.equals( Float.TYPE ) ){
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return "float";
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}else if( t.equals( String.class ) ){
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return "string";
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}else{
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return "";
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}
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}
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private boolean tryWriteValueType( Class t, Object obj, Element element ){
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if( t.equals( Boolean.class ) || t.equals( Boolean.TYPE ) ){
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element.appendChild( m_document.createTextNode( (Boolean)obj + "" ) );
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return true;
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}else if( t.equals( Double.class ) || t.equals( Double.TYPE ) ){
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element.appendChild( m_document.createTextNode( (Double)obj + "" ) );
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return true;
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}else if( t.equals( Integer.class ) || t.equals( Integer.TYPE ) ){
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element.appendChild( m_document.createTextNode( (Integer)obj + "" ) );
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return true;
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}else if( t.equals( Long.class ) || t.equals( Long.TYPE ) ){
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element.appendChild( m_document.createTextNode( (Long)obj + "" ) );
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return true;
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}else if( t.equals( Short.class ) || t.equals( Short.TYPE ) ){
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element.appendChild( m_document.createTextNode( (Short)obj + "" ) );
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return true;
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}else if( t.equals( Float.class ) || t.equals( Float.TYPE ) ){
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element.appendChild( m_document.createTextNode( (Float)obj + "" ) );
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return true;
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}else if( t.equals( String.class ) ){
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if( obj == null ){
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element.appendChild( m_document.createTextNode( "" ) );
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}else{
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element.appendChild( m_document.createTextNode( (String)obj ) );
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}
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return true;
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}else if( t.isEnum() ){
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if( obj == null ){
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for( Field f : t.getDeclaredFields() ){
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String name = f.getName();
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if( !name.startsWith( "$" ) ){
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element.appendChild( m_document.createTextNode( name ) );
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break;
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}
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}
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}else{
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element.appendChild( m_document.createTextNode( obj + "" ) );
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}
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return true;
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}else{
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return false;
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}
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}
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}
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#else
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using System;
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using System.IO;
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using bocoree.xml;
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namespace bocoree.xml {
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public class XmlSerializer {
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private bool m_serialize_static_mode = false;
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System.Xml.Serialization.XmlSerializer m_serializer;
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XmlStaticMemberSerializer m_static_serializer;
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public XmlSerializer( Type cls ) {
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m_serializer = new System.Xml.Serialization.XmlSerializer( cls );
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}
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public XmlSerializer( Type cls, bool serialize_static_mode )
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{
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m_serialize_static_mode = serialize_static_mode;
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if ( serialize_static_mode )
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{
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m_static_serializer = new XmlStaticMemberSerializer( cls );
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}
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else
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{
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m_serializer = new System.Xml.Serialization.XmlSerializer( cls );
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}
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}
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public object deserialize( Stream stream ) {
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if ( m_serialize_static_mode )
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{
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m_static_serializer.Deserialize( stream );
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return null;
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}
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else
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{
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return m_serializer.Deserialize( stream );
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}
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}
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public void serialize( Stream stream, object obj ) {
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if ( m_serialize_static_mode )
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{
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m_static_serializer.Serialize( stream );
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}
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else
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{
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m_serializer.Serialize( stream, obj );
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}
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}
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}
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}
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#endif
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