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blog名称:邢红瑞的blog
日志总数:523
评论数量:1142
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访问次数:9702755
建立时间:2004年12月20日




[开发工具]给你的rt.jar减肥
原创空间,  软件技术,  电脑与网络

邢红瑞 发表于 2006/5/22 16:10:27

随着jdk的不断升级，rt.jar也不断加大，一般我们用不了很多类，可以给jre减肥一般要用到的类== listfile.txt ==/java/io/BufferedInputStream.class/java/io/BufferedOutputStream.class/java/io/BufferedWriter.class/java/io/Closeable.class/java/io/DataInput.class/java/io/DataInputStream.class/java/io/ExpiringCache.class/java/io/ExpiringCache$1.class/java/io/ExpiringCache$Entry.class/java/io/File.class/java/io/FileDescriptor.class/java/io/FileInputStream.class/java/io/FileOutputStream.class/java/io/FilePermission.class/java/io/FilePermission$1.class/java/io/FilePermissionCollection.class/java/io/FileSystem.class/java/io/FilterInputStream.class/java/io/FilterOutputStream.class/java/io/Flushable.class/java/io/InputStream.class/java/io/ObjectStreamClass.class/java/io/ObjectStreamField.class/java/io/OutputStream.class/java/io/OutputStreamWriter.class/java/io/PrintStream.class/java/io/Serializable.class/java/io/Win32FileSystem.class/java/io/WinNTFileSystem.class/java/io/Writer.class/java/lang/AbstractStringBuilder.class/java/lang/Appendable.class/java/lang/ArithmeticException.class/java/lang/ArrayStoreException.class/java/lang/Boolean.class/java/lang/Byte.class/java/lang/CharSequence.class/java/lang/Character.class/java/lang/CharacterDataLatin1.class/java/lang/Class.class/java/lang/Class$1.class/java/lang/Class$3.class/java/lang/ClassCastException.class/java/lang/ClassLoader.class/java/lang/ClassLoader$3.class/java/lang/ClassLoader$NativeLibrary.class/java/lang/ClassNotFoundException.class/java/lang/Cloneable.class/java/lang/Comparable.class/java/lang/Compiler.class/java/lang/Compiler$1.class/java/lang/Double.class/java/lang/Error.class/java/lang/Exception.class/java/lang/Float.class/java/lang/IncompatibleClassChangeError.class/java/lang/Integer.class/java/lang/Iterable.class/java/lang/LinkageError.class/java/lang/Long.class/java/lang/Math.class/java/lang/NoClassDefFoundError.class/java/lang/NoSuchMethodError.class/java/lang/NullPointerException.class/java/lang/Number.class/java/lang/Object.class/java/lang/OutOfMemoryError.class/java/lang/Readable.class/java/lang/Runnable.class/java/lang/Runtime.class/java/lang/RuntimeException.class/java/lang/RuntimePermission.class/java/lang/Short.class/java/lang/Shutdown.class/java/lang/Shutdown$Lock.class/java/lang/StackOverflowError.class/java/lang/StackTraceElement.class/java/lang/StrictMath.class/java/lang/String.class/java/lang/String$CaseInsensitiveComparator.class/java/lang/StringBuffer.class/java/lang/StringBuilder.class/java/lang/StringCoding.class/java/lang/StringCoding$CharsetSD.class/java/lang/StringCoding$CharsetSE.class/java/lang/StringCoding$StringDecoder.class/java/lang/StringCoding$StringEncoder.class/java/lang/System.class/java/lang/System$2.class/java/lang/SystemClassLoaderAction.class/java/lang/Terminator.class/java/lang/Terminator$1.class/java/lang/Thread.class/java/lang/Thread$UncaughtExceptionHandler.class/java/lang/ThreadDeath.class/java/lang/ThreadGroup.class/java/lang/ThreadLocal.class/java/lang/ThreadLocal$ThreadLocalMap.class/java/lang/ThreadLocal$ThreadLocalMap$Entry.class/java/lang/Throwable.class/java/lang/VirtualMachineError.class/java/lang/annotation/Annotation.class/java/lang/management/MemoryUsage.class/java/lang/ref/FinalReference.class/java/lang/ref/Finalizer.class/java/lang/ref/Finalizer$FinalizerThread.class/java/lang/ref/PhantomReference.class/java/lang/ref/Reference.class/java/lang/ref/Reference$Lock.class/java/lang/ref/Reference$ReferenceHandler.class/java/lang/ref/ReferenceQueue.class/java/lang/ref/ReferenceQueue$Lock.class/java/lang/ref/ReferenceQueue$Null.class/java/lang/ref/SoftReference.class/java/lang/ref/WeakReference.class/java/lang/reflect/AccessibleObject.class/java/lang/reflect/AnnotatedElement.class/java/lang/reflect/Constructor.class/java/lang/reflect/Field.class/java/lang/reflect/GenericDeclaration.class/java/lang/reflect/Member.class/java/lang/reflect/Method.class/java/lang/reflect/Modifier.class/java/lang/reflect/ReflectAccess.class/java/lang/reflect/ReflectPermission.class/java/lang/reflect/Type.class/java/net/ContentHandler.class/java/net/Parts.class/java/net/URL.class/java/net/URLClassLoader.class/java/net/URLClassLoader$1.class/java/net/URLConnection.class/java/net/URLStreamHandler.class/java/net/URLStreamHandlerFactory.class/java/net/UnknownContentHandler.class/java/nio/Bits.class/java/nio/Buffer.class/java/nio/ByteBuffer.class/java/nio/ByteOrder.class/java/nio/CharBuffer.class/java/nio/HeapByteBuffer.class/java/nio/HeapCharBuffer.class/java/nio/charset/Charset.class/java/nio/charset/Charset$3.class/java/nio/charset/CharsetDecoder.class/java/nio/charset/CharsetEncoder.class/java/nio/charset/CoderResult.class/java/nio/charset/CoderResult$1.class/java/nio/charset/CoderResult$2.class/java/nio/charset/CoderResult$Cache.class/java/nio/charset/CodingErrorAction.class/java/nio/charset/spi/CharsetProvider.class/java/security/AccessControlContext.class/java/security/AccessController.class/java/security/AllPermission.class/java/security/BasicPermission.class/java/security/BasicPermissionCollection.class/java/security/CodeSource.class/java/security/Guard.class/java/security/Permission.class/java/security/PermissionCollection.class/java/security/Permissions.class/java/security/Principal.class/java/security/PrivilegedAction.class/java/security/PrivilegedActionException.class/java/security/PrivilegedExceptionAction.class/java/security/ProtectionDomain.class/java/security/SecureClassLoader.class/java/security/UnresolvedPermission.class/java/security/cert/Certificate.class/java/util/AbstractCollection.class/java/util/AbstractList.class/java/util/AbstractMap.class/java/util/AbstractSet.class/java/util/ArrayList.class/java/util/BitSet.class/java/util/Collection.class/java/util/Collections.class/java/util/Collections$EmptyList.class/java/util/Collections$EmptyMap.class/java/util/Collections$EmptySet.class/java/util/Collections$ReverseComparator.class/java/util/Collections$SynchronizedMap.class/java/util/Comparator.class/java/util/Dictionary.class/java/util/Enumeration.class/java/util/HashMap.class/java/util/HashMap$Entry.class/java/util/HashSet.class/java/util/Hashtable.class/java/util/Hashtable$EmptyEnumerator.class/java/util/Hashtable$EmptyIterator.class/java/util/Hashtable$Entry.class/java/util/Iterator.class/java/util/LinkedHashMap.class/java/util/LinkedHashMap$Entry.class/java/util/List.class/java/util/Locale.class/java/util/Map.class/java/util/Map$Entry.class/java/util/Properties.class/java/util/Random.class/java/util/RandomAccess.class/java/util/Set.class/java/util/SortedMap.class/java/util/Stack.class/java/util/StringTokenizer.class/java/util/TreeMap.class/java/util/TreeMap$Entry.class/java/util/Vector.class/java/util/concurrent/atomic/AtomicLong.class/java/util/concurrent/atomic/AtomicReferenceFieldUpdater.class/java/util/concurrent/atomic/AtomicReferenceFieldUpdater$AtomicReferenceFieldUpdaterImpl.class/java/util/jar/JarEntry.class/java/util/jar/JarFile.class/java/util/jar/JarFile$JarFileEntry.class/java/util/jar/JavaUtilJarAccessImpl.class/java/util/zip/Inflater.class/java/util/zip/InflaterInputStream.class/java/util/zip/ZipConstants.class/java/util/zip/ZipEntry.class/java/util/zip/ZipFile.class/java/util/zip/ZipFile$2.class/java/util/zip/ZipFile$ZipFileInputStream.class/sun/io/Converters.class/sun/misc/ASCIICaseInsensitiveComparator.class/sun/misc/AtomicLong.class/sun/misc/AtomicLongCSImpl.class/sun/misc/ExtensionDependency.class/sun/misc/FileURLMapper.class/sun/misc/JarIndex.class/sun/misc/JavaLangAccess.class/sun/misc/JavaUtilJarAccess.class/sun/misc/Launcher.class/sun/misc/Launcher$AppClassLoader.class/sun/misc/Launcher$AppClassLoader$1.class/sun/misc/Launcher$ExtClassLoader.class/sun/misc/Launcher$ExtClassLoader$1.class/sun/misc/Launcher$Factory.class/sun/misc/NativeSignalHandler.class/sun/misc/Resource.class/sun/misc/SharedSecrets.class/sun/misc/Signal.class/sun/misc/SignalHandler.class/sun/misc/SoftCache.class/sun/misc/URLClassPath.class/sun/misc/URLClassPath$3.class/sun/misc/URLClassPath$FileLoader.class/sun/misc/URLClassPath$FileLoader$1.class/sun/misc/URLClassPath$JarLoader.class/sun/misc/URLClassPath$Loader.class/sun/misc/Unsafe.class/sun/misc/VM.class/sun/misc/Version.class/sun/net/www/MessageHeader.class/sun/net/www/ParseUtil.class/sun/net/www/URLConnection.class/sun/net/www/protocol/file/FileURLConnection.class/sun/net/www/protocol/file/Handler.class/sun/net/www/protocol/jar/Handler.class/sun/nio/ByteBuffered.class/sun/nio/cs/AbstractCharsetProvider.class/sun/nio/cs/FastCharsetProvider.class/sun/nio/cs/HistoricallyNamedCharset.class/sun/nio/cs/MS1252.class/sun/nio/cs/MS1252$Decoder.class/sun/nio/cs/MS1252$Encoder.class/sun/nio/cs/SingleByteDecoder.class/sun/nio/cs/SingleByteEncoder.class/sun/nio/cs/StandardCharsets.class/sun/nio/cs/StandardCharsets$Aliases.class/sun/nio/cs/StandardCharsets$Cache.class/sun/nio/cs/StandardCharsets$Classes.class/sun/nio/cs/StreamEncoder.class/sun/nio/cs/StreamEncoder$CharsetSE.class/sun/nio/cs/Surrogate.class/sun/nio/cs/Surrogate$Parser.class/sun/nio/cs/ext/ExtendedCharsets.class/sun/nio/cs/ext/MS874.class/sun/nio/cs/ext/MS874$Decoder.class/sun/nio/cs/ext/MS874$Encoder.class/sun/reflect/ConstantPool.class/sun/reflect/ConstructorAccessor.class/sun/reflect/ConstructorAccessorImpl.class/sun/reflect/DelegatingClassLoader.class/sun/reflect/DelegatingConstructorAccessorImpl.class/sun/reflect/LangReflectAccess.class/sun/reflect/MagicAccessorImpl.class/sun/reflect/MethodAccessor.class/sun/reflect/MethodAccessorImpl.class/sun/reflect/NativeConstructorAccessorImpl.class/sun/reflect/Reflection.class/sun/reflect/ReflectionFactory.class/sun/reflect/ReflectionFactory$1.class/sun/reflect/ReflectionFactory$GetReflectionFactoryAction.class/sun/reflect/misc/ReflectUtil.class/sun/security/action/GetPropertyAction.class/sun/security/util/Debug.class/sun/util/PreHashedMap.class使用7z这个开源的zip删除多余的类，效果不错，从37M减为1.37M。 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回复:给你的rt.jar减肥
原创空间,  软件技术,  电脑与网络

gargoyle(游客)发表评论于2007/6/28 11:04:44

楼主是否可与我联系,我最近也在研究怎么缩减JRE的大小,我QQ175232801


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