我们有一个https客户端，通过ssl连接到web服务。这总是适用于Java 1.6。
上周我们将客户端切换为使用Java 1.7。不幸的是，客户端无法再连接到Web服务。我想知道造成这种情况的原因以及如何解决这个问题？
客户端抛出以下异常：
javax.net.ssl.SSLException: Received fatal alert: unexpected_message
at sun.security.ssl.Alerts.getSSLException(Alerts.java:208)
at sun.security.ssl.Alerts.getSSLException(Alerts.java:154)
at sun.security.ssl.SSLSocketImpl.recvAlert(SSLSocketImpl.java:1959)
at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:1077)
at sun.security.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.
java:1312)
at sun.security.ssl.SSLSocketImpl.writeRecord(SSLSocketImpl.java:702)
at sun.security.ssl.AppOutputStream.write(AppOutputStream.java:122)
at java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:82
)
at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:140)
at org.apache.commons.httpclient.HttpConnection.flushRequestOutputStream
(HttpConnection.java:827)
at org.apache.commons.httpclient.HttpMethodBase.writeRequest(HttpMethodB
ase.java:1975)
at org.apache.commons.httpclient.HttpMethodBase.execute(HttpMethodBase.j
ava:993)
at org.apache.commons.httpclient.HttpMethodDirector.executeWithRetry(Htt
pMethodDirector.java:397)
at org.apache.commons.httpclient.HttpMethodDirector.executeMethod(HttpMe
thodDirector.java:170)
at org.apache.commons.httpclient.HttpClient.executeMethod(HttpClient.jav
a:396)
at org.apache.commons.httpclient.HttpClient.executeMethod(HttpClient.jav
a:324)
以下是详细的日志信息。
Ignoring unavailable cipher suite: TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA
Ignoring unavailable cipher suite: TLS_DHE_RSA_WITH_AES_256_CBC_SHA
Ignoring unavailable cipher suite: TLS_ECDH_RSA_WITH_AES_256_CBC_SHA
Ignoring unsupported cipher suite: TLS_DHE_DSS_WITH_AES_128_CBC_SHA256
Ignoring unsupported cipher suite: TLS_DHE_DSS_WITH_AES_256_CBC_SHA256
Ignoring unsupported cipher suite: TLS_DHE_RSA_WITH_AES_128_CBC_SHA256
Ignoring unsupported cipher suite: TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256
Ignoring unsupported cipher suite: TLS_DHE_RSA_WITH_AES_256_CBC_SHA256
Ignoring unsupported cipher suite: TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384
Ignoring unsupported cipher suite: TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384
Ignoring unsupported cipher suite: TLS_RSA_WITH_AES_256_CBC_SHA256
Ignoring unavailable cipher suite: TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA
Ignoring unsupported cipher suite: TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256
Ignoring unsupported cipher suite: TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384
Ignoring unavailable cipher suite: TLS_DHE_DSS_WITH_AES_256_CBC_SHA
Ignoring unsupported cipher suite: TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384
Ignoring unsupported cipher suite: TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256
Ignoring unsupported cipher suite: TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256
Ignoring unavailable cipher suite: TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA
Ignoring unavailable cipher suite: TLS_RSA_WITH_AES_256_CBC_SHA
Ignoring unsupported cipher suite: TLS_RSA_WITH_AES_128_CBC_SHA256
Allow unsafe renegotiation: true
Allow legacy hello messages: true
Is initial handshake: true
Is secure renegotiation: false
main, setSoTimeout(30000) called
main, setSoTimeout(30000) called
%% No cached client session
*** ClientHello, TLSv1
RandomCookie: GMT: 1392263294 bytes = { 158, 254, 253, 221, 176, 200, 181, 30,
189, 167, 209, 227, 105, 106, 207, 196, 50, 6, 21, 179, 125, 69, 112, 158, 49, 2
34, 113, 10 }
Session ID: {}
Cipher Suites: [TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, TLS_ECDHE_RSA_WITH_AES_128
_CBC_SHA, TLS_RSA_WITH_AES_128_CBC_SHA, TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA, TLS
_ECDH_RSA_WITH_AES_128_CBC_SHA, TLS_DHE_RSA_WITH_AES_128_CBC_SHA, TLS_DHE_DSS_WI
TH_AES_128_CBC_SHA, TLS_ECDHE_ECDSA_WITH_RC4_128_SHA, TLS_ECDHE_RSA_WITH_RC4_128
_SHA, SSL_RSA_WITH_RC4_128_SHA, TLS_ECDH_ECDSA_WITH_RC4_128_SHA, TLS_ECDH_RSA_WI
TH_RC4_128_SHA, TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA, TLS_ECDHE_RSA_WITH_3DES_E
DE_CBC_SHA, SSL_RSA_WITH_3DES_EDE_CBC_SHA, TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA,
TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA, SSL_DHE_RSA_WITH_3DES_EDE_CBC_SHA, SSL_DHE_
DSS_WITH_3DES_EDE_CBC_SHA, SSL_RSA_WITH_RC4_128_MD5, TLS_EMPTY_RENEGOTIATION_INF
O_SCSV]
Compression Methods: { 0 }
Extension elliptic_curves, curve names: {secp256r1, sect163k1, sect163r2, secp19
2r1, secp224r1, sect233k1, sect233r1, sect283k1, sect283r1, secp384r1, sect409k1
, sect409r1, secp521r1, sect571k1, sect571r1, secp160k1, secp160r1, secp160r2, s
ect163r1, secp192k1, sect193r1, sect193r2, secp224k1, sect239k1, secp256k1}
Extension ec_point_formats, formats: [uncompressed]
Extension server_name, server_name: [host_name: messaging.xxxxx.com]
***
[write] MD5 and SHA1 hashes: len = 180
0000: 01 00 00 B0 03 01 53 FC 40 7E 9E FE FD DD B0 C8 ......S.@.......
0010: B5 1E BD A7 D1 E3 69 6A CF C4 32 06 15 B3 7D 45 ......ij..2....E
0020: 70 9E 31 EA 71 0A 00 00 2A C0 09 C0 13 00 2F C0 p.1.q...*...../.
0030: 04 C0 0E 00 33 00 32 C0 07 C0 11 00 05 C0 02 C0 ....3.2.........
0040: 0C C0 08 C0 12 00 0A C0 03 C0 0D 00 16 00 13 00 ................
0050: 04 00 FF 01 00 00 5D 00 0A 00 34 00 32 00 17 00 ......]...4.2...
0060: 01 00 03 00 13 00 15 00 06 00 07 00 09 00 0A 00 ................
0070: 18 00 0B 00 0C 00 19 00 0D 00 0E 00 0F 00 10 00 ................
0080: 11 00 02 00 12 00 04 00 05 00 14 00 08 00 16 00 ................
0090: 0B 00 02 01 00 00 00 00 1B 00 19 00 00 16 6D 65 ..............me
00A0: 73 73 61 67 69 6E 67 2E 63 6F 76 69 73 69 6E 74 ssaging.xxxxx
00B0: 2E 63 6F 6D .com
main, WRITE: TLSv1 Handshake, length = 180
[Raw write]: length = 185
0000: 16 03 01 00 B4 01 00 00 B0 03 01 53 FC 40 7E 9E ...........S.@..
0010: FE FD DD B0 C8 B5 1E BD A7 D1 E3 69 6A CF C4 32 ...........ij..2
0020: 06 15 B3 7D 45 70 9E 31 EA 71 0A 00 00 2A C0 09 ....Ep.1.q...*..
0030: C0 13 00 2F C0 04 C0 0E 00 33 00 32 C0 07 C0 11 .../.....3.2....
0040: 00 05 C0 02 C0 0C C0 08 C0 12 00 0A C0 03 C0 0D ................
0050: 00 16 00 13 00 04 00 FF 01 00 00 5D 00 0A 00 34 ...........]...4
0060: 00 32 00 17 00 01 00 03 00 13 00 15 00 06 00 07 .2..............
0070: 00 09 00 0A 00 18 00 0B 00 0C 00 19 00 0D 00 0E ................
0080: 00 0F 00 10 00 11 00 02 00 12 00 04 00 05 00 14 ................
0090: 00 08 00 16 00 0B 00 02 01 00 00 00 00 1B 00 19 ................
00A0: 00 00 16 6D 65 73 73 61 67 69 6E 67 2E 63 6F 76 ...messaging.xxx
00B0: 69 73 69 6E 74 2E 63 6F 6D xx.com
[Raw read]: length = 5
0000: 15 03 01 00 02 .....
[Raw read]: length = 2
0000: 02 0A ..
main, READ: TLSv1 Alert, length = 2
main, RECV TLSv1 ALERT: fatal, unexpected_message
main, called closeSocket()
main, handling exception: javax.net.ssl.SSLException: Received fatal alert: unex
pected_message
main, called close()
main, called closeInternal(true)
main, called close()
main, called closeInternal(true)
main, called close()
main, called closeInternal(true)
答案 0 :(得分：1)
解决此问题的方法是：