資源簡介
網絡開發時,發現服務器一定時間會內存溢出,發現是SSLSocketImpl類初始化數量過多造成,終于在jdk7源代碼中找到了jsse方面的源代碼。
代碼片段和文件信息
/*
?*?Copyright?(c)?2010?Oracle?and/or?its?affiliates.?All?rights?reserved.
?*?ORACLE?PROPRIETARY/CONFIDENTIAL.?Use?is?subject?to?license?terms.
?*
?*
?*
?*
?*
?*
?*
?*
?*
?*
?*
?*
?*
?*
?*
?*
?*
?*
?*
?*
?*/
package?com.oracle.net;
import?java.net.Socket;
import?java.net.ServerSocket;
import?java.net.SocketImpl;
import?java.net.SocketImplFactory;
import?java.net.SocketException;
import?java.nio.channels.SocketChannel;
import?java.nio.channels.ServerSocketChannel;
import?java.io.IOException;
import?java.io.FileDescriptor;
import?java.security.AccessController;
import?java.security.PrivilegedAction;
import?java.lang.reflect.Constructor;
import?java.lang.reflect.Accessibleobject;
import?java.lang.reflect.InvocationTargetException;
import?sun.net.sdp.SdpSupport;
/**
?*?This?class?consists?exclusively?of?static?methods?that?Sockets?or?Channels?to
?*?sockets?that?support?the?InfiniBand?Sockets?Direct?Protocol?(SDP).
?*/
public?final?class?Sdp?{
????private?Sdp()?{?}
????/**
?????*?The?package-privage?ServerSocket(SocketImpl)?constructor
?????*/
????private?static?final?Constructor?serverSocketCtor;
????static?{
????????try?{
????????????serverSocketCtor?=?(Constructor)
????????????????ServerSocket.class.getDeclaredConstructor(SocketImpl.class);
????????????setAccessible(serverSocketCtor);
????????}?catch?(NoSuchMethodException?e)?{
????????????throw?new?Assertionerror(e);
????????}
????}
????/**
?????*?The?package-private?SdpSocketImpl()?constructor
?????*/
????private?static?final?Constructor?socketImplCtor;
????static?{
????????try?{
????????????Class>?cl?=?Class.forName(“java.net.SdpSocketImpl“?true?null);
????????????socketImplCtor?=?(Constructor)cl.getDeclaredConstructor();
????????????setAccessible(socketImplCtor);
????????}?catch?(ClassNotFoundException?e)?{
????????????throw?new?Assertionerror(e);
????????}?catch?(NoSuchMethodException?e)?{
????????????throw?new?Assertionerror(e);
????????}
????}
????private?static?void?setAccessible(final?Accessibleobject?o)?{
????????AccessController.doPrivileged(new?PrivilegedAction()?{
????????????public?Void?run()?{
????????????????o.setAccessible(true);
????????????????return?null;
????????????}
????????});
????}
????/**
?????*?SDP?enabled?Socket.
?????*/
????private?static?class?SdpSocket?extends?Socket?{
????????SdpSocket(SocketImpl?impl)?throws?SocketException?{
????????????super(impl);
????????}
????}
????/**
?????*?Creates?a?SDP?enabled?SocketImpl
?????*/
????private?static?SocketImpl?createSocketImpl()?{
????????try?{
????????????return?socketImplCtor.newInstance();
????????}?catch?(InstantiationException?x)?{
????????????throw?new?Assertionerror(x);
????????}?catch?(IllegalAccessException?x)?{
????????????throw?new?Assertionerror(x);
????????}?catch?(InvocationTargetException?x)?{
????????????throw?new?Assertionerror(x);
????????}
????}
????/**
?????*?Creates?an?unconnected?and?unbound?SDP?socket.?The?{@code?Socket}?is
?????
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2012-06-23?03:14??com\
?????目錄???????????0??2012-06-23?03:14??com\oracle\
?????目錄???????????0??2012-06-23?04:11??com\oracle\net\
?????文件????????5943??2012-06-23?04:11??com\oracle\net\Sdp.java
?????目錄???????????0??2012-06-23?03:18??com\sun\
?????目錄???????????0??2012-06-23?03:06??com\sun\accessibility\
?????目錄???????????0??2012-06-23?03:06??com\sun\accessibility\internal\
?????目錄???????????0??2012-06-23?04:11??com\sun\accessibility\internal\resources\
?????文件????????4365??2012-06-23?04:11??com\sun\accessibility\internal\resources\accessibility.java
?????文件????????4668??2012-06-23?04:11??com\sun\accessibility\internal\resources\accessibility_de.java
?????文件????????4318??2012-06-23?04:11??com\sun\accessibility\internal\resources\accessibility_en.java
?????文件????????4787??2012-06-23?04:11??com\sun\accessibility\internal\resources\accessibility_es.java
?????文件????????4967??2012-06-23?04:11??com\sun\accessibility\internal\resources\accessibility_fr.java
?????文件????????4774??2012-06-23?04:11??com\sun\accessibility\internal\resources\accessibility_it.java
?????文件????????6187??2012-06-23?04:11??com\sun\accessibility\internal\resources\accessibility_ja.java
?????文件????????5690??2012-06-23?04:11??com\sun\accessibility\internal\resources\accessibility_ko.java
?????文件????????4898??2012-06-23?04:11??com\sun\accessibility\internal\resources\accessibility_pt_BR.java
?????文件????????4575??2012-06-23?04:11??com\sun\accessibility\internal\resources\accessibility_sv.java
?????文件????????5159??2012-06-23?04:11??com\sun\accessibility\internal\resources\accessibility_zh_CN.java
?????文件????????5391??2012-06-23?04:11??com\sun\accessibility\internal\resources\accessibility_zh_HK.java
?????文件????????5391??2012-06-23?04:11??com\sun\accessibility\internal\resources\accessibility_zh_TW.java
?????目錄???????????0??2012-06-23?03:15??com\sun\activation\
?????目錄???????????0??2012-06-23?04:11??com\sun\activation\registries\
?????文件????????1258??2012-06-23?04:11??com\sun\activation\registries\LogSupport.java
?????文件???????21649??2012-06-23?04:11??com\sun\activation\registries\MailcapFile.java
?????文件?????????523??2012-06-23?04:11??com\sun\activation\registries\MailcapParseException.java
?????文件????????9558??2012-06-23?04:11??com\sun\activation\registries\MailcapTokenizer.java
?????文件?????????721??2012-06-23?04:11??com\sun\activation\registries\MimeTypeEntry.java
?????文件????????9191??2012-06-23?04:11??com\sun\activation\registries\MimeTypeFile.java
?????目錄???????????0??2012-06-23?04:11??com\sun\awt\
?????文件???????18874??2012-06-23?04:11??com\sun\awt\AWTUtilities.java
............此處省略16884個文件信息
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