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<HTML><HEAD><title>File System Service Provider for JNDI 1.2 Optional Package</title></HEAD><BODY BGCOLOR="#FFFFFF" TEXT=#000000 LINK=#0000ff VLINK=#000077ALINK=#ff0000><hr SIZE=3 NOSHADE WIDTH="100%"><center><h1>File System Service Provider for the <br>Java Naming and Directory Interface<font size=4><sup>TM</sup></font> (JNDI) 1.2<br>Optional Package</h1></center><hr SIZE=3 NOSHADE WIDTH="100%"><P><FONT SIZE=-1>Please send feedback to <a href="mailto:jndi@java.sun.com">jndi@java.sun.com</a></FONT><P><P><I>Table of Contents</I><UL><LI><A HREF="#INTRO">Introduction</A></LI><LI> <A HREF="#JDK13">Java<sup>TM</sup> 2 SDK, Standard Edition, v 1.3</A></LI><LI> <A HREF="#JDK12">Java<sup>TM</sup> 2 SDK, Standard Edition, v 1.2.x</A></LI> <LI><A HREF="#JDK11">JDK<sup>TM</sup> 1.1.x</A></LI></UL><P><HR><P><A NAME="INTRO"><H2>Introduction</H2><p>This document describes how to use the file system service providerwith the Java 2 SDK, Standard Edition, v 1.3, the Java 2 SDK, Standard Edition, v 1.2.x,and the JDK 1.1.x.It is a companion to the main<a href=jndi-fs.html>File System Service Provider</a>document.<hr><p><A NAME="JDK13"><H2>Java 2 SDK, Standard Edition, v 1.3</H2><h4>Software Installation</h4><ol><li>Unzip the distribution file to get a <tt>lib</tt> directory. <li>If you are installing the file system provider as an <em>installed</em>extension, copy <tt>fscontext.jar</tt> and <tt>providerutil.jar</tt> from the <tt>lib</tt> directory to the <tt>$JAVA_HOME/jre/lib/ext</tt> directory.<li>If you are not installing the file system provider as an installed extension,copy the <tt>fscontext.jar</tt> to its permanent location and add its locationsto your classpath.</ol><h4>Security Considerations</h4>When a security manager has been installed, you must grant to the application using JNDI and thefile system service provider the following permissions:<p><p><pre>permission java.io.FilePermission <em>file</em>, <em>actions</em>;</pre><blockquote> For the files and directories identified in the <tt>java.naming.provider.url</tt> property and in file names supplied to context methods. <em>file</em> specifies the files or directories; <em>actions</em> is a list of actions ("read", "write", "delete", "execute"). See <tt><a href= "http://java.sun.com/products/jdk/1.2/docs/api/java/io/FilePermission.html"> java.io.FilePermission</a></tt> for details.</blockquote><p><p>If you have installed the file system service provider as aninstalled extension, that is, <tt>fscontext.jar</tt> has been installed in the<tt>$JAVA_HOME/jre/lib/ext</tt> directory, you need to take no furtheraction.<p><p>Otherwise, perform the following additional step:<ul><li>Grant the permissions listed aboveto the file system service provider (<tt>fscontext.jar</tt>).</ol><hr><p><A NAME="JDK12"><H2>Java 2 SDK, Standard Edition, v 1.2.x</H2><p><h4>Software Dependencies</h4><ul><li><a href=http://java.sun.com/products/jndi/#download>JNDI 1.2</a>.</ul><h4>Software Installation</h4><ol><li>Unzip the distribution file to get a <tt>lib</tt> directory. <li>If you are using JNDI as an <em>installed</em>extension, copy the JARs (<tt>fscontext.jar</tt> and <tt>providerutil.jar</tt>)from the <tt>lib</tt> directory to the <tt>$JAVA_HOME/jre/lib/ext</tt> directory.<li>If you are not using JNDI as an installed extension,copy the JARs to their permanent locations and add their locationsto your classpath.</ol> <h4>Security Considerations</h4>When a security manager has been installed, you must grant to the application using JNDI and thefile system context service provider the following permissions:<p><pre>permission java.io.FilePermission <em>file</em>, <em>actions</em>;</pre><blockquote> For the files and directories identified in the <tt>java.naming.provider.url</tt> property and in file names supplied to context methods. <em>file</em> specifies the files or directories; <em>actions</em> is a list of actions ("read", "write", "delete", "execute"). See <tt><a href= "http://java.sun.com/products/jdk/1.2/docs/api/java/io/FilePermission.html"> java.io.FilePermission</a></tt> for details.</blockquote><p>If you are using JNDI and the file system service provider as aninstalled extension, that is, their JARs have been installed in the<tt>$JAVA_HOME/jre/lib/ext</tt> directory, you need to take no furtheraction.<p><p>Otherwise, perform the following additional steps:<ul><li>Grant the permissions listed aboveto the file system service provider (<tt>fscontext.jar</tt>, <tt>providerutil.jar</tt>)and JNDI (<tt>jndi.jar</tt>).<li>Grant the permissions listed in<a href="../jndi-ext.html#SEC">the JNDI 1.2 Optional Package document</a>.</ol><hr><p><A NAME="JDK11"><H2>JDK 1.1.x</h2><p><h4>Software Dependencies</h4><ul><li><a href=http://java.sun.com/products/jndi/#download>JNDI 1.2</a>.</ul><h4>Software Installation</h4><ol><li>Unzip the distribution file to get a <tt>lib</tt> directory. <li>Copy the JARs (<tt>fscontext.jar</tt> and <tt>providerutil.jar</tt>)from the <tt>lib</tt> directory to its permanent location.<li>Add the location of the JARs to your classpath.</ol> <h4>Security Considerations</h4>Follow the instructions in<a href="../jndi-ext.html#JDK11">the JNDI Optional Package document</a>.<p>If you are using JNDI and the file system service provider from anapplet, you need to grant the applet permissionto read the files and directories that it will be accessingvia <tt>java.naming.factory.initial</tt> property and in file namessupplied to context methods.<HR SIZE=3 NOSHADE WIDTH=100%><br><i>Copyright © 1999 Sun Microsystems, Inc., All Rights Reserved.</i> </body></html>?? 快捷鍵說明
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