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224 lines
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224 lines
11 KiB
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<div class="header">
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<div class="subTitle">
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compact3
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<div class="subTitle">
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javax.xml.crypto.dsig.keyinfo
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</div>
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<h2 class="title" title="Interface KeyValue">Interface KeyValue</h2>
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</div><div class="contentContainer">
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<div class="description">
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<ul class="blockList">
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<li class="blockList">
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<dl>
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<dt>
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All Superinterfaces:
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</dt>
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<dd>
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<span><a href="../../../../../javax/xml/crypto/XMLStructure.html" title="javax.xml.crypto中的接口">XMLStructure</a></span>
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</dd>
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</dl>
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<hr/> <br/> <pre>public interface <span class="typeNameLabel">KeyValue</span>
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extends <a href="../../../../../javax/xml/crypto/XMLStructure.html" title="interface in javax.xml.crypto">XMLStructure</a></pre>
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<div class="block">
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<span>W3C Recommendation for XML-Signature Syntax and Processing中定义的XML <code>KeyValue</code>元素的<a href="http://www.w3.org/TR/xmldsig-core/">表示</a> 。</span>
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<span><code>KeyValue</code>对象包含一个单一的公钥，可用于验证签名。</span>
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<span>XML模式定义定义为：</span>
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<pre> <span><element name="KeyValue" type="ds:KeyValueType"/>
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<complexType name="KeyValueType" mixed="true">
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<choice>
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<element ref="ds:DSAKeyValue"/>
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<element ref="ds:RSAKeyValue"/>
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<any namespace="##other" processContents="lax"/>
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</choice>
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</complexType>
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<element name="DSAKeyValue" type="ds:DSAKeyValueType"/>
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<complexType name="DSAKeyValueType">
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<sequence>
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<sequence minOccurs="0">
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<element name="P" type="ds:CryptoBinary"/>
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<element name="Q" type="ds:CryptoBinary"/>
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</sequence>
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<element name="G" type="ds:CryptoBinary" minOccurs="0"/>
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<element name="Y" type="ds:CryptoBinary"/>
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<element name="J" type="ds:CryptoBinary" minOccurs="0"/>
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<sequence minOccurs="0">
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<element name="Seed" type="ds:CryptoBinary"/>
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<element name="PgenCounter" type="ds:CryptoBinary"/>
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</sequence>
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</sequence>
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</complexType>
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<element name="RSAKeyValue" type="ds:RSAKeyValueType"/>
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<complexType name="RSAKeyValueType">
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<sequence>
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<element name="Modulus" type="ds:CryptoBinary"/>
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<element name="Exponent" type="ds:CryptoBinary"/>
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</sequence>
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</complexType></span> </pre>
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<span>可以通过调用<a href="../../../../../javax/xml/crypto/dsig/keyinfo/KeyInfoFactory.html" title="javax.xml.crypto.dsig.keyinfo中的类"><code>KeyInfoFactory</code></a>类的<a href="../../../../../javax/xml/crypto/dsig/keyinfo/KeyInfoFactory.html#newKeyValue-java.security.PublicKey-"><code>newKeyValue</code></a>方法创建一个<code>KeyValue</code>实例，并传递一个<a href="../../../../../java/security/PublicKey.html" title="java.security中的接口">表示</a>公钥值的<code>PublicKey</code>。</span>
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<span>以下是一个<code>KeyValue</code>从<a href="../../../../../java/security/interfaces/DSAPublicKey.html" title="java.security.interfaces中的接口"><code>DSAPublicKey</code></a>创建的<a href="../../../../../java/security/cert/Certificate.html" title="java.security.cert中的类"><code>Certificate</code></a>存储在<a href="../../../../../java/security/KeyStore.html" title="java.security中的类"><code>KeyStore</code></a>中的<a href="../../../../../java/security/KeyStore.html" title="java.security中的类">示例</a> ：</span>
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<pre> <span>KeyStore keyStore = KeyStore.getInstance(KeyStore.getDefaultType());
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PublicKey dsaPublicKey = keyStore.getCertificate("myDSASigningCert").getPublicKey();
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KeyInfoFactory factory = KeyInfoFactory.getInstance("DOM");
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KeyValue keyValue = factory.newKeyValue(dsaPublicKey);</span> </pre>
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<span>此类返回的<code>DSAKeyValue</code>种<code>RSAKeyValue</code>元素类型的对象<a href="../../../../../java/security/interfaces/DSAPublicKey.html" title="java.security.interfaces中的接口"><code>DSAPublicKey</code></a>和<a href="../../../../../java/security/interfaces/RSAPublicKey.html" title="java.security.interfaces中的接口"><code>RSAPublicKey</code></a> ，分别。</span>
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<span>请注意，并非模式中的所有字段都可以作为这些类型的参数访问。</span>
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</div>
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<dl>
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<dt>
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<span class="simpleTagLabel">从以下版本开始：</span>
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</dt>
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<dd>
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1.6
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</dd>
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<dt>
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<span class="seeLabel">另请参见：</span>
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</dt>
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<dd>
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<a href="../../../../../javax/xml/crypto/dsig/keyinfo/KeyInfoFactory.html#newKeyValue-java.security.PublicKey-"><code>KeyInfoFactory.newKeyValue(PublicKey)</code></a>
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</dd>
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</dl> </li>
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</ul>
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</div>
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<div class="summary">
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<li class="blockList">
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<!-- =========== FIELD SUMMARY =========== -->
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<ul class="blockList">
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<li class="blockList"><a name="field.summary">
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<!-- --> </a> <h3>Field Summary</h3>
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<table border="0" cellpadding="3" cellspacing="0" class="memberSummary" summary="Field Summary table, listing fields, and an explanation">
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<caption>
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<span>Fields</span>
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<span class="tabEnd"> </span>
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</caption>
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<tbody>
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<tr>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<th class="colLast" scope="col">Field and Description</th>
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</tr>
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<tr class="altColor">
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<td class="colFirst"><code>static <a href="../../../../../java/lang/String.html" title="class in java.lang">String</a></code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../javax/xml/crypto/dsig/keyinfo/KeyValue.html#DSA_TYPE">DSA_TYPE</a></span></code>
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<div class="block">
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标识DSA KeyValue KeyInfo类型的URI：http://www.w3.org/2000/09/xmldsig#DSAKeyValue。
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</div> </td>
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</tr>
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<tr class="rowColor">
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<td class="colFirst"><code>static <a href="../../../../../java/lang/String.html" title="class in java.lang">String</a></code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../javax/xml/crypto/dsig/keyinfo/KeyValue.html#RSA_TYPE">RSA_TYPE</a></span></code>
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<div class="block">
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标识RSA KeyValue KeyInfo类型的URI：http://www.w3.org/2000/09/xmldsig#RSAKeyValue。
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</div> </td>
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</tr>
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</tbody>
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</table> </li>
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</ul>
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<!-- ========== METHOD SUMMARY =========== -->
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<ul class="blockList">
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<li class="blockList"><a name="method.summary">
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<!-- --> </a> <h3>方法摘要</h3>
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<table border="0" cellpadding="3" cellspacing="0" class="memberSummary" summary="Method Summary table, listing methods, and an explanation">
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<caption>
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<span class="activeTableTab" id="t0"><span>所有方法</span><span class="tabEnd"> </span></span>
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<span class="tableTab" id="t2"><span><a href="javascript:show(2);">接口方法</a></span><span class="tabEnd"> </span></span>
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<span class="tableTab" id="t3"><span><a href="javascript:show(4);">抽象方法</a></span><span class="tabEnd"> </span></span>
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</caption>
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<tbody>
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<tr>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<th class="colLast" scope="col">Method and Description</th>
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</tr>
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<tr class="altColor" id="i0">
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<td class="colFirst"><code><a href="../../../../../java/security/PublicKey.html" title="interface in java.security">PublicKey</a></code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../javax/xml/crypto/dsig/keyinfo/KeyValue.html#getPublicKey--">getPublicKey</a></span>()</code>
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<div class="block">
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返回此
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<code>KeyValue</code> 。
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</div> </td>
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</tr>
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</table>
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<ul class="blockList">
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<li class="blockList"><a name="methods.inherited.from.class.javax.xml.crypto.XMLStructure">
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<!-- --> </a> <h3>Methods inherited from interface javax.xml.crypto.<a href="../../../../../javax/xml/crypto/XMLStructure.html" title="interface in javax.xml.crypto">XMLStructure</a></h3> <code><a href="../../../../../javax/xml/crypto/XMLStructure.html#isFeatureSupported-java.lang.String-">isFeatureSupported</a></code></li>
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</ul> </li>
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</ul> </li>
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</ul>
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</div>
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<div class="details">
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<!-- ============ FIELD DETAIL =========== -->
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<li class="blockList"><a name="field.detail">
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<!-- --> </a> <h3>字段详细信息</h3> <a name="DSA_TYPE">
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<ul class="blockList">
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<li class="blockList"> <h4>DSA_TYPE</h4> <pre>static final <a href="../../../../../java/lang/String.html" title="class in java.lang">String</a> DSA_TYPE</pre>
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<div class="block">
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<span>标识DSA KeyValue KeyInfo类型的URI：http://www.w3.org/2000/09/xmldsig#DSAKeyValue。</span>
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<span>这可以指定为<a href="../../../../../javax/xml/crypto/dsig/keyinfo/RetrievalMethod.html" title="javax.xml.crypto.dsig.keyinfo中的接口"><code>RetrievalMethod</code></a>类的<code>type</code>参数的值来描述远程<code>DSAKeyValue</code>结构。</span>
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</div>
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<dl>
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<dt>
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<span class="seeLabel">另请参见：</span>
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</dt>
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<dd>
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<a href="../../../../../constant-values.html#javax.xml.crypto.dsig.keyinfo.KeyValue.DSA_TYPE">Constant Field Values</a>
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</dd>
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</dl> </li>
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</ul> <a name="RSA_TYPE">
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<ul class="blockListLast">
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<li class="blockList"> <h4>RSA_TYPE</h4> <pre>static final <a href="../../../../../java/lang/String.html" title="class in java.lang">String</a> RSA_TYPE</pre>
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<div class="block">
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<span>标识RSA KeyValue KeyInfo类型的URI：http://www.w3.org/2000/09/xmldsig#RSAKeyValue。</span>
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<span>这可以指定为<code>type</code>参数的<a href="../../../../../javax/xml/crypto/dsig/keyinfo/RetrievalMethod.html" title="javax.xml.crypto.dsig.keyinfo中的接口"><code>RetrievalMethod</code></a>类来描述远程<code>RSAKeyValue</code>结构的值。</span>
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</div>
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<dl>
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<dt>
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<span class="seeLabel">另请参见：</span>
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</dt>
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<dd>
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<a href="../../../../../constant-values.html#javax.xml.crypto.dsig.keyinfo.KeyValue.RSA_TYPE">Constant Field Values</a>
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</dd>
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</dl> </li>
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</ul>
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<!-- ============ METHOD DETAIL ========== -->
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<li class="blockList"><a name="method.detail">
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<!-- --> </a> <h3>方法详细信息</h3> <a name="getPublicKey--">
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<!-- --> </a>
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<ul class="blockListLast">
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<li class="blockList"> <h4>getPublicKey</h4> <pre><a href="../../../../../java/security/PublicKey.html" title="interface in java.security">PublicKey</a> getPublicKey()
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throws <a href="../../../../../java/security/KeyException.html" title="class in java.security">KeyException</a></pre>
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<div class="block">
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返回此
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<code>KeyValue</code> 。
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</div>
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<dl>
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<dt>
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<span class="returnLabel">结果</span>
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</dt>
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<dd>
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这个公钥的这个
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<code>KeyValue</code>
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</dd>
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<dt>
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<span class="throwsLabel">异常</span>
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</dt>
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<dd>
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<code><a href="../../../../../java/security/KeyException.html" title="class in java.security">KeyException</a></code> - 如果这
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<code>KeyValue</code>不能转换为
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<code>PublicKey</code>
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</dd>
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