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| <div class="subTitle">net.jini.loader</div> | |
| <h2 title="Class DownloadPermission" class="title">Class DownloadPermission</h2> | |
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| <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> | |
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| <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> | |
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| <caption><span>Fields</span><span class="tabEnd"> </span></caption> | |
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| <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> </td> | |
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| <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> | |
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| <h3>Methods inherited from class 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> | |
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| <h3>Methods inherited from class 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> | |
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| <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> | |
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| <pre>private static final long serialVersionUID</pre> | |
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| <dd><a href="../../../constant-values.html#net.jini.loader.DownloadPermission.serialVersionUID">Constant Field Values</a></dd> | |
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| <h4>DownloadPermission</h4> | |
| <pre>public DownloadPermission()</pre> | |
| <div class="block">Creates a new <code>DownloadPermission</code> with the name | |
| "permit".</div> | |
| </li> | |
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