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/**********************************************************\ | | | The implementation of PHPRPC Protocol 3.0 | | | | PHPSerializer.java | | | | Release 3.0.2 | | Copyright by Team-PHPRPC | | | | WebSite: http://www.phprpc.org/ | | http://www.phprpc.net/ | | http://www.phprpc.com/ | | http://sourceforge.net/projects/php-rpc/ | | | | Authors: Ma Bingyao <andot@ujn.edu.cn> | | | | This file may be distributed and/or modified under the | | terms of the GNU Lesser General Public License (LGPL) | | version 3.0 as published by the Free Software Foundation | | and appearing in the included file LICENSE. | | | \**********************************************************/ /* PHP serialize/unserialize library. * * Copyright: Ma Bingyao <andot@ujn.edu.cn> * Version: 3.0.2 * LastModified: Apr 26, 2009 * This library is free. You can redistribute it and/or modify it. */ package org.phprpc.util; import java.io.ByteArrayOutputStream; import java.io.ByteArrayInputStream; import java.io.ObjectStreamClass; import java.lang.reflect.Array; import java.lang.reflect.Field; import java.lang.reflect.InvocationTargetException; import java.lang.reflect.Method; import java.lang.reflect.Modifier; import java.math.BigDecimal; import java.math.BigInteger; import java.util.ArrayList; import java.util.Calendar; import java.util.Collection; import java.util.Date; import java.util.GregorianCalendar; import java.util.HashMap; import java.util.Iterator; import java.util.List; import java.util.Map; public final class PHPSerializer { private static final HashMap clscache = new HashMap(); private static final HashMap fieldcache = new HashMap(); private static final HashMap __sleepcache = new HashMap(); private static final HashMap __wakeupcache = new HashMap(); private static final byte __Quote = 34; private static final byte __0 = 48; private static final byte __1 = 49; private static final byte __Colon = 58; private static final byte __Semicolon = 59; private static final byte __C = 67; private static final byte __N = 78; private static final byte __O = 79; private static final byte __R = 82; private static final byte __S = 83; private static final byte __U = 85; private static final byte __Slash = 92; private static final byte __a = 97; private static final byte __b = 98; private static final byte __d = 100; private static final byte __i = 105; private static final byte __r = 114; private static final byte __s = 115; private static final byte __LeftB = 123; private static final byte __RightB = 125; private static final String __NAN = "NAN"; private static final String __INF = "INF"; private static final String __NINF = "-INF"; private String charset = "UTF-8"; private static Class enumClass; private static Field enumOrdinal; static { try { enumClass = Class.forName("java.lang.Enum"); enumOrdinal = enumClass.getDeclaredField("ordinal"); enumOrdinal.setAccessible(true); } catch (Exception e) { enumClass = null; enumOrdinal = null; } } public PHPSerializer() {} public String getCharset() { return charset; } public void setCharset(String charset) { this.charset = charset; } public byte[] serialize(Object obj) throws IllegalAccessException, IllegalArgumentException, InvocationTargetException { HashMap ht = new HashMap(); ByteArrayOutputStream stream = new ByteArrayOutputStream(); int hv = serialize(stream, obj, ht, 1); byte[] result = stream.toByteArray(); return result; } private int serialize(ByteArrayOutputStream stream, Object obj, HashMap ht, int hv) throws IllegalAccessException, IllegalArgumentException, InvocationTargetException { if (obj == null) { hv++; writeNull(stream); } else if (obj instanceof Boolean) { hv++; writeBoolean(stream, ((Boolean) obj).booleanValue() ? __1 : __0); } else if ((obj instanceof Byte) || (obj instanceof Short) || (obj instanceof Integer)) { hv++; writeInteger(stream, getAsciiBytes(obj)); } else if (obj instanceof Long) { hv++; writeDouble(stream, getAsciiBytes(obj)); } else if (obj instanceof Float) { hv++; Float f = (Float) obj; obj = f.isNaN() ? __NAN : (!f.isInfinite() ? obj : (f.floatValue() > 0 ? __INF : __NINF)); writeDouble(stream, getAsciiBytes(obj)); } else if (obj instanceof Double) { hv++; Double d = (Double) obj; obj = d.isNaN() ? __NAN : (!d.isInfinite() ? obj : (d.doubleValue() > 0 ? __INF : __NINF)); writeDouble(stream, getAsciiBytes(obj)); } else if (obj instanceof byte[]) { if (ht.containsKey(obj)) { writeRef(stream, getAsciiBytes(ht.get(obj))); } else { ht.put(obj, new Integer(hv)); writeString(stream, (byte[])obj); } hv++; } else if (obj instanceof char[]) { if (ht.containsKey(obj)) { writeRef(stream, getAsciiBytes(ht.get(obj))); } else { ht.put(obj, new Integer(hv)); writeString(stream, getBytes(new String((char[]) obj))); } hv++; } else if ((obj instanceof Character) || (obj instanceof String) || (obj instanceof StringBuffer)) { if (ht.containsKey(obj)) { writeRef(stream, getAsciiBytes(ht.get(obj))); } else { ht.put(obj, new Integer(hv)); writeString(stream, getBytes(obj)); } hv++; } else if ((obj instanceof BigInteger) || (obj instanceof BigDecimal) || (obj instanceof Number)) { if (ht.containsKey(obj)) { writeRef(stream, getAsciiBytes(ht.get(obj))); } else { ht.put(obj, new Integer(hv)); writeString(stream, getAsciiBytes(obj)); } hv++; } else if (obj instanceof Date) { if (ht.containsKey(obj)) { hv++; writeRef(stream, getAsciiBytes(ht.get(obj))); } else { ht.put(obj, new Integer(hv)); hv += 8; writeDate(stream, (Date)obj); } } else if (obj instanceof Calendar) { if (ht.containsKey(obj)) { hv++; writeRef(stream, getAsciiBytes(ht.get(obj))); } else { ht.put(obj, new Integer(hv));