java - SunTlsRsaPremasterSecret KeyGenerator 不可用

Question

当我的应用程序尝试从 JAVA 加载 RSA 算法提供程序类时遇到错误。异常堆栈如下:

javax.jms.JMSException: RSA premaster secret error
at org.apache.activemq.util.JMSExceptionSupport.create(JMSExceptionSupport.java:49)
at org.apache.activemq.ActiveMQConnection.syncSendPacket(ActiveMQConnection.java:1255)
at org.apache.activemq.ActiveMQConnection.ensureConnectionInfoSent(ActiveMQConnection.java:1350)
at org.apache.activemq.ActiveMQConnection.setClientID(ActiveMQConnection.java:388)
at com.trendmicro.tmsm.TMSMAgent.open(TMSMAgent.java:63)

Caused by: javax.net.ssl.SSLKeyException: RSA premaster secret error
at com.sun.net.ssl.internal.ssl.RSAClientKeyExchange.<init>(RSAClientKeyExchange.java:97)
at com.sun.net.ssl.internal.ssl.ClientHandshaker.serverHelloDone(ClientHandshaker.java:634)
at com.sun.net.ssl.internal.ssl.ClientHandshaker.processMessage(ClientHandshaker.java:226)
at com.sun.net.ssl.internal.ssl.Handshaker.processLoop(Handshaker.java:516)
at com.sun.net.ssl.internal.ssl.Handshaker.process_record(Handshaker.java:454)
at com.sun.net.ssl.internal.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:884)
at com.sun.net.ssl.internal.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.java:1112)
at com.sun.net.ssl.internal.ssl.SSLSocketImpl.writeRecord(SSLSocketImpl.java:623)
at com.sun.net.ssl.internal.ssl.AppOutputStream.write(AppOutputStream.java:59)
at org.apache.activemq.transport.tcp.TcpBufferedOutputStream.flush(TcpBufferedOutputStream.java:115)
at java.io.DataOutputStream.flush(DataOutputStream.java:106)
at org.apache.activemq.transport.tcp.TcpTransport.oneway(TcpTransport.java:167)
at org.apache.activemq.transport.InactivityMonitor.oneway(InactivityMonitor.java:237)
at org.apache.activemq.transport.WireFormatNegotiator.sendWireFormat(WireFormatNegotiator.java:168)
at org.apache.activemq.transport.WireFormatNegotiator.sendWireFormat(WireFormatNegotiator.java:84)
at org.apache.activemq.transport.WireFormatNegotiator.start(WireFormatNegotiator.java:74)
at org.apache.activemq.transport.failover.FailoverTransport.doReconnect(FailoverTransport.java:715)
at org.apache.activemq.transport.failover.FailoverTransport$2.iterate(FailoverTransport.java:115)
at org.apache.activemq.thread.PooledTaskRunner.runTask(PooledTaskRunner.java:122)
at org.apache.activemq.thread.PooledTaskRunner$1.run(PooledTaskRunner.java:43)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
at java.lang.Thread.run(Thread.java:637)

Caused by: java.security.NoSuchAlgorithmException: SunTlsRsaPremasterSecret KeyGenerator not available
at javax.crypto.KeyGenerator.<init>(DashoA13*..)
at javax.crypto.KeyGenerator.getInstance(DashoA13*..)
at com.sun.net.ssl.internal.ssl.JsseJce.getKeyGenerator(JsseJce.java:223)
at com.sun.net.ssl.internal.ssl.RSAClientKeyExchange.<init>(RSAClientKeyExchange.java:89)
... 22 more

我用谷歌搜索了错误消息，大多数帖子都说这是因为 JVM 找不到 sunjce_provider.jar。但是，我可以在/Library/Java/Home/lib/ext 文件夹中找到该文件。

平台为Mac OS X 10.6，Java版本为1.6.0_17。

我的问题是:

1. 为什么 JVM 不在/Library/Java/Home/lib/ext 中搜索 jar 文件？
2. 我们可以通过修改任何配置文件来更改 CLASSPATH 或 java.ext.dirs 属性吗？
3. 有什么解决这个问题的建议吗？

提前致谢。

Answer 1

在 Mac 上升级到新的 Java 版本后，我遇到了同样的问题。我的 (maven) 项目从命令行运行正常，但在 Eclipse 中出现“SunTlsRsaPremasterSecret”错误。

解决方案是在 Eclipse 配置中删除已安装的 JRE，然后重新添加它们(使用“搜索...”按钮)。