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<div class="subTitle">net.jini.security</div>
<h2 title="Interface TrustVerifier.Context" class="title">Interface TrustVerifier.Context</h2>
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<dt>All Known Implementing Classes:</dt>
<dd><a href="../../../net/jini/security/Security.Context.html" title="class in net.jini.security">Security.Context</a></dd>
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<dt>Enclosing interface:</dt>
<dd><a href="../../../net/jini/security/TrustVerifier.html" title="interface in net.jini.security">TrustVerifier</a></dd>
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<pre>public static interface <span class="typeNameLabel">TrustVerifier.Context</span></pre>
<div class="block">Defines the context for trust verification used by
<a href="../../../net/jini/security/TrustVerifier.html" title="interface in net.jini.security"><code>TrustVerifier</code></a> instances and <a href="../../../net/jini/security/Security.html#verifyObjectTrust-java.lang.Object-java.lang.ClassLoader-java.util.Collection-"><code>Security.verifyObjectTrust</code></a>. A context contains an ordered list of
<a href="../../../net/jini/security/TrustVerifier.html" title="interface in net.jini.security"><code>TrustVerifier</code></a> instances, a class loader, and a collection of
other context objects typically provided by the caller of
<code>Security.verifyObjectTrust</code>.</div>
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<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>2.0</dd>
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<h3>Method Summary</h3>
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<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
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<td class="colFirst"><code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../net/jini/security/TrustVerifier.Context.html#getCallerContext--">getCallerContext</a></span>()</code>
<div class="block">Returns a collection of context objects for use by trust verifiers.</div>
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<td class="colFirst"><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/ClassLoader.html?is-external=true" title="class or interface in java.lang">ClassLoader</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../net/jini/security/TrustVerifier.Context.html#getClassLoader--">getClassLoader</a></span>()</code>
<div class="block">Returns the class loader that can be used as a basis for trust
verification.</div>
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<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../net/jini/security/TrustVerifier.Context.html#isTrustedObject-java.lang.Object-">isTrustedObject</a></span>(<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>&nbsp;obj)</code>
<div class="block">Returns <code>true</code> if the specified object is trusted to
correctly implement its contract; returns <code>false</code>
otherwise.</div>
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<h4>isTrustedObject</h4>
<pre>boolean&nbsp;isTrustedObject(<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>&nbsp;obj)
throws <a href="http://docs.oracle.com/javase/6/docs/api/java/rmi/RemoteException.html?is-external=true" title="class or interface in java.rmi">RemoteException</a></pre>
<div class="block">Returns <code>true</code> if the specified object is trusted to
correctly implement its contract; returns <code>false</code>
otherwise.
<p>
If the specified object is <code>null</code>, this method returns
<code>true</code>. Otherwise, the
<a href="../../../net/jini/security/TrustVerifier.html#isTrustedObject-java.lang.Object-net.jini.security.TrustVerifier.Context-"><code>isTrustedObject</code></a> method of
each verifier contained in this context is called (in order) with
the specified object and this context. If any verifier call returns
<code>true</code>, the object is trusted and this method returns
<code>true</code>. If all of the verifier calls return
<code>false</code>, this method returns <code>false</code>.
If one or more verifier calls throw a <code>RemoteException</code>
or <code>SecurityException</code>, the last such exception is
thrown to the caller (unless some verifier call returns
<code>true</code>).</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>obj</code> - the object in which to verify trust</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd><code>true</code> if the specified object is trusted to
correctly implements its contract; <code>false</code> otherwise</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/rmi/RemoteException.html?is-external=true" title="class or interface in java.rmi">RemoteException</a></code> - if a communication-related exception occurs</dd>
<dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/SecurityException.html?is-external=true" title="class or interface in java.lang">SecurityException</a></code> - if a security exception occurs</dd>
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<h4>getClassLoader</h4>
<pre><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/ClassLoader.html?is-external=true" title="class or interface in java.lang">ClassLoader</a>&nbsp;getClassLoader()</pre>
<div class="block">Returns the class loader that can be used as a basis for trust
verification. In particular, classes and resources reachable from
this class loader can be assumed to be trustworthy. A
<code>null</code> value is interpreted to mean the current context
class loader.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the class loader that can be used as a basis for trust
verification</dd>
</dl>
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<h4>getCallerContext</h4>
<pre><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&nbsp;getCallerContext()</pre>
<div class="block">Returns a collection of context objects for use by trust verifiers.
The meaning of an element in this collection is determined by its
type. As a specific example, a
<a href="../../../net/jini/core/constraint/MethodConstraints.html" title="interface in net.jini.core.constraint"><code>MethodConstraints</code></a>
instance could be used to specify client constraints for any remote
calls that trust verifiers might need to perform.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a collection of context objects for use by trust verifiers</dd>
</dl>
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