blob: 7903a2f5c0cb1544e2a0fea6ef3aceabf823eb87 [file] [log] [blame]
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<!-- NewPage -->
<html lang="en">
<head>
<!-- Generated by javadoc (1.8.0) on Sun Aug 28 20:42:10 EST 2016 -->
<title>DownloadPermission (Apache River v3.0.0 API Documentation (internals))</title>
<meta name="date" content="2016-08-28">
<link rel="stylesheet" type="text/css" href="../../../stylesheet.css" title="Style">
<script type="text/javascript" src="../../../script.js"></script>
</head>
<body>
<script type="text/javascript"><!--
try {
if (location.href.indexOf('is-external=true') == -1) {
parent.document.title="DownloadPermission (Apache River v3.0.0 API Documentation (internals))";
}
}
catch(err) {
}
//-->
</script>
<noscript>
<div>JavaScript is disabled on your browser.</div>
</noscript>
<!-- ========= START OF TOP NAVBAR ======= -->
<div class="topNav"><a name="navbar.top">
<!-- -->
</a>
<div class="skipNav"><a href="#skip.navbar.top" title="Skip navigation links">Skip navigation links</a></div>
<a name="navbar.top.firstrow">
<!-- -->
</a>
<ul class="navList" title="Navigation">
<li><a href="../../../overview-summary.html">Overview</a></li>
<li><a href="package-summary.html">Package</a></li>
<li class="navBarCell1Rev">Class</li>
<li><a href="class-use/DownloadPermission.html">Use</a></li>
<li><a href="package-tree.html">Tree</a></li>
<li><a href="../../../deprecated-list.html">Deprecated</a></li>
<li><a href="../../../index-all.html">Index</a></li>
<li><a href="../../../help-doc.html">Help</a></li>
</ul>
</div>
<div class="subNav">
<ul class="navList">
<li><a href="../../../net/jini/loader/ClassLoading.html" title="class in net.jini.loader"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
<li><a href="../../../net/jini/loader/LoadClass.html" title="class in net.jini.loader"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
</ul>
<ul class="navList">
<li><a href="../../../index.html?net/jini/loader/DownloadPermission.html" target="_top">Frames</a></li>
<li><a href="DownloadPermission.html" target="_top">No&nbsp;Frames</a></li>
</ul>
<ul class="navList" id="allclasses_navbar_top">
<li><a href="../../../allclasses-noframe.html">All&nbsp;Classes</a></li>
</ul>
<div>
<script type="text/javascript"><!--
allClassesLink = document.getElementById("allclasses_navbar_top");
if(window==top) {
allClassesLink.style.display = "block";
}
else {
allClassesLink.style.display = "none";
}
//-->
</script>
</div>
<div>
<ul class="subNavList">
<li>Summary:&nbsp;</li>
<li>Nested&nbsp;|&nbsp;</li>
<li><a href="#field.summary">Field</a>&nbsp;|&nbsp;</li>
<li><a href="#constructor.summary">Constr</a>&nbsp;|&nbsp;</li>
<li><a href="#methods.inherited.from.class.java.security.BasicPermission">Method</a></li>
</ul>
<ul class="subNavList">
<li>Detail:&nbsp;</li>
<li><a href="#field.detail">Field</a>&nbsp;|&nbsp;</li>
<li><a href="#constructor.detail">Constr</a>&nbsp;|&nbsp;</li>
<li>Method</li>
</ul>
</div>
<a name="skip.navbar.top">
<!-- -->
</a></div>
<!-- ========= END OF TOP NAVBAR ========= -->
<!-- ======== START OF CLASS DATA ======== -->
<div class="header">
<div class="subTitle">net.jini.loader</div>
<h2 title="Class DownloadPermission" class="title">Class DownloadPermission</h2>
</div>
<div class="contentContainer">
<ul class="inheritance">
<li><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
<li>
<ul class="inheritance">
<li><a href="http://docs.oracle.com/javase/6/docs/api/java/security/Permission.html?is-external=true" title="class or interface in java.security">java.security.Permission</a></li>
<li>
<ul class="inheritance">
<li><a href="http://docs.oracle.com/javase/6/docs/api/java/security/BasicPermission.html?is-external=true" title="class or interface in java.security">java.security.BasicPermission</a></li>
<li>
<ul class="inheritance">
<li>net.jini.loader.DownloadPermission</li>
</ul>
</li>
</ul>
</li>
</ul>
</li>
</ul>
<div class="description">
<ul class="blockList">
<li class="blockList">
<dl>
<dt>All Implemented Interfaces:</dt>
<dd><a href="http://docs.oracle.com/javase/6/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/security/Guard.html?is-external=true" title="class or interface in java.security">Guard</a></dd>
</dl>
<hr>
<br>
<pre>public final class <span class="typeNameLabel">DownloadPermission</span>
extends <a href="http://docs.oracle.com/javase/6/docs/api/java/security/BasicPermission.html?is-external=true" title="class or interface in java.security">BasicPermission</a></pre>
<div class="block">Permission that must be granted to the <a href="http://docs.oracle.com/javase/6/docs/api/java/security/CodeSource.html?is-external=true" title="class or interface in java.security"><code>CodeSource</code></a> of a
downloaded class in order for the class to be defined using <a href="http://docs.oracle.com/javase/6/docs/api/java/rmi/server/RMIClassLoader.html?is-external=true" title="class or interface in java.rmi.server"><code>RMIClassLoader</code></a>.
<p>A <code>DownloadPermission</code> contains a name (also referred
to as a "target name") but no action list; you either have the
named permission or you don't. The only defined target name is
"permit", which allows a downloaded class with a
<code>CodeSource</code> that is granted the permission to be
defined by a class loader created by <code>RMIClassLoader</code>.
<p>Selective granting of this permission can be used to restrict
the <code>CodeSource</code> values (codebase URLs and signers) from
which downloaded classes can be defined using
<code>RMIClassLoader</code>.
<p>Note that this permission is only enforced if the current <a href="http://docs.oracle.com/javase/6/docs/api/java/rmi/server/RMIClassLoader.html?is-external=true" title="class or interface in java.rmi.server"><code>RMIClassLoader</code></a> provider supports it; not all
<code>RMIClassLoader</code> providers support this permission. In
particular, the default provider (see <a href="http://docs.oracle.com/javase/6/docs/api/java/rmi/server/RMIClassLoader.html?is-external=true#getDefaultProviderInstance--" title="class or interface in java.rmi.server"><code>RMIClassLoader.getDefaultProviderInstance</code></a>) does <i>not</i> support
this permission, and so when the default provider is used,
downloaded classes do not need to be granted
<code>DownloadPermission</code> in order to be defined using
<code>RMIClassLoader</code>. <a href="../../../net/jini/loader/pref/PreferredClassProvider.html" title="class in net.jini.loader.pref"><code>PreferredClassProvider</code></a> itself
does not enforce this permission, but subclasses may configure it
to do so (see <a href="../../../net/jini/loader/pref/RequireDlPermProvider.html" title="class in net.jini.loader.pref"><code>RequireDlPermProvider</code></a>).</div>
<dl>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>2.0</dd>
<dt><span class="simpleTagLabel">Author:</span></dt>
<dd>Sun Microsystems, Inc.</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../../../serialized-form.html#net.jini.loader.DownloadPermission">Serialized Form</a></dd>
</dl>
</li>
</ul>
</div>
<div class="summary">
<ul class="blockList">
<li class="blockList">
<!-- =========== FIELD SUMMARY =========== -->
<ul class="blockList">
<li class="blockList"><a name="field.summary">
<!-- -->
</a>
<h3>Field Summary</h3>
<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Field Summary table, listing fields, and an explanation">
<caption><span>Fields</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Field and Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>private static long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../net/jini/loader/DownloadPermission.html#serialVersionUID">serialVersionUID</a></span></code>&nbsp;</td>
</tr>
</table>
</li>
</ul>
<!-- ======== CONSTRUCTOR SUMMARY ======== -->
<ul class="blockList">
<li class="blockList"><a name="constructor.summary">
<!-- -->
</a>
<h3>Constructor Summary</h3>
<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation">
<caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colOne" scope="col">Constructor and Description</th>
</tr>
<tr class="altColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../net/jini/loader/DownloadPermission.html#DownloadPermission--">DownloadPermission</a></span>()</code>
<div class="block">Creates a new <code>DownloadPermission</code> with the name
"permit".</div>
</td>
</tr>
</table>
</li>
</ul>
<!-- ========== METHOD SUMMARY =========== -->
<ul class="blockList">
<li class="blockList"><a name="method.summary">
<!-- -->
</a>
<h3>Method Summary</h3>
<ul class="blockList">
<li class="blockList"><a name="methods.inherited.from.class.java.security.BasicPermission">
<!-- -->
</a>
<h3>Methods inherited from class&nbsp;java.security.<a href="http://docs.oracle.com/javase/6/docs/api/java/security/BasicPermission.html?is-external=true" title="class or interface in java.security">BasicPermission</a></h3>
<code><a href="http://docs.oracle.com/javase/6/docs/api/java/security/BasicPermission.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.security">equals</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/security/BasicPermission.html?is-external=true#getActions--" title="class or interface in java.security">getActions</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/security/BasicPermission.html?is-external=true#hashCode--" title="class or interface in java.security">hashCode</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/security/BasicPermission.html?is-external=true#implies-java.security.Permission-" title="class or interface in java.security">implies</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/security/BasicPermission.html?is-external=true#newPermissionCollection--" title="class or interface in java.security">newPermissionCollection</a></code></li>
</ul>
<ul class="blockList">
<li class="blockList"><a name="methods.inherited.from.class.java.security.Permission">
<!-- -->
</a>
<h3>Methods inherited from class&nbsp;java.security.<a href="http://docs.oracle.com/javase/6/docs/api/java/security/Permission.html?is-external=true" title="class or interface in java.security">Permission</a></h3>
<code><a href="http://docs.oracle.com/javase/6/docs/api/java/security/Permission.html?is-external=true#checkGuard-java.lang.Object-" title="class or interface in java.security">checkGuard</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/security/Permission.html?is-external=true#getName--" title="class or interface in java.security">getName</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/security/Permission.html?is-external=true#toString--" title="class or interface in java.security">toString</a></code></li>
</ul>
<ul class="blockList">
<li class="blockList"><a name="methods.inherited.from.class.java.lang.Object">
<!-- -->
</a>
<h3>Methods inherited from class&nbsp;java.lang.<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3>
<code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li>
</ul>
</li>
</ul>
</li>
</ul>
</div>
<div class="details">
<ul class="blockList">
<li class="blockList">
<!-- ============ FIELD DETAIL =========== -->
<ul class="blockList">
<li class="blockList"><a name="field.detail">
<!-- -->
</a>
<h3>Field Detail</h3>
<a name="serialVersionUID">
<!-- -->
</a>
<ul class="blockListLast">
<li class="blockList">
<h4>serialVersionUID</h4>
<pre>private static final&nbsp;long serialVersionUID</pre>
<dl>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../../../constant-values.html#net.jini.loader.DownloadPermission.serialVersionUID">Constant Field Values</a></dd>
</dl>
</li>
</ul>
</li>
</ul>
<!-- ========= CONSTRUCTOR DETAIL ======== -->
<ul class="blockList">
<li class="blockList"><a name="constructor.detail">
<!-- -->
</a>
<h3>Constructor Detail</h3>
<a name="DownloadPermission--">
<!-- -->
</a>
<ul class="blockListLast">
<li class="blockList">
<h4>DownloadPermission</h4>
<pre>public&nbsp;DownloadPermission()</pre>
<div class="block">Creates a new <code>DownloadPermission</code> with the name
"permit".</div>
</li>
</ul>
</li>
</ul>
</li>
</ul>
</div>
</div>
<!-- ========= END OF CLASS DATA ========= -->
<!-- ======= START OF BOTTOM NAVBAR ====== -->
<div class="bottomNav"><a name="navbar.bottom">
<!-- -->
</a>
<div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation links">Skip navigation links</a></div>
<a name="navbar.bottom.firstrow">
<!-- -->
</a>
<ul class="navList" title="Navigation">
<li><a href="../../../overview-summary.html">Overview</a></li>
<li><a href="package-summary.html">Package</a></li>
<li class="navBarCell1Rev">Class</li>
<li><a href="class-use/DownloadPermission.html">Use</a></li>
<li><a href="package-tree.html">Tree</a></li>
<li><a href="../../../deprecated-list.html">Deprecated</a></li>
<li><a href="../../../index-all.html">Index</a></li>
<li><a href="../../../help-doc.html">Help</a></li>
</ul>
</div>
<div class="subNav">
<ul class="navList">
<li><a href="../../../net/jini/loader/ClassLoading.html" title="class in net.jini.loader"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
<li><a href="../../../net/jini/loader/LoadClass.html" title="class in net.jini.loader"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
</ul>
<ul class="navList">
<li><a href="../../../index.html?net/jini/loader/DownloadPermission.html" target="_top">Frames</a></li>
<li><a href="DownloadPermission.html" target="_top">No&nbsp;Frames</a></li>
</ul>
<ul class="navList" id="allclasses_navbar_bottom">
<li><a href="../../../allclasses-noframe.html">All&nbsp;Classes</a></li>
</ul>
<div>
<script type="text/javascript"><!--
allClassesLink = document.getElementById("allclasses_navbar_bottom");
if(window==top) {
allClassesLink.style.display = "block";
}
else {
allClassesLink.style.display = "none";
}
//-->
</script>
</div>
<div>
<ul class="subNavList">
<li>Summary:&nbsp;</li>
<li>Nested&nbsp;|&nbsp;</li>
<li><a href="#field.summary">Field</a>&nbsp;|&nbsp;</li>
<li><a href="#constructor.summary">Constr</a>&nbsp;|&nbsp;</li>
<li><a href="#methods.inherited.from.class.java.security.BasicPermission">Method</a></li>
</ul>
<ul class="subNavList">
<li>Detail:&nbsp;</li>
<li><a href="#field.detail">Field</a>&nbsp;|&nbsp;</li>
<li><a href="#constructor.detail">Constr</a>&nbsp;|&nbsp;</li>
<li>Method</li>
</ul>
</div>
<a name="skip.navbar.bottom">
<!-- -->
</a></div>
<!-- ======== END OF BOTTOM NAVBAR ======= -->
<p class="legalCopy"><small>Copyright 2007-2013, multiple authors.<br>Licensed under the <a href=http://www.apache.org/licenses/LICENSE-2.0 target=child >Apache License, Version 2.0</a>, see the <a href=../../../doc-files/NOTICE target=child >NOTICE</a> file for attributions.</small></p>
</body>
</html>