postgresql-42.2.5.jar
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org.postgresql:postgresql:42.2.5
META-INF
org
postgresql
core
ds
geometric
jdbc
replication
Driver.java
largeobject
PGStatement.java
PGResultSetMetaData.java
gss
MakeGSS.java
GSSCallbackHandler.java
GssAction.java
util
PGRefCursorResultSet.java
osgi
ssl
PGConnection.java
jdbc3
PGNotification.java
sspi
fastpath
copy
translation
hostchooser
jdbc2
PGProperty.java
xa
jre8
GSSCallbackHandler.java
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类结构
/* * Copyright (c) 2008, PostgreSQL Global Development Group * See the LICENSE file in the project root for more information. */ package org.postgresql.gss; import java.io.
IOException
; import javax.security.auth.callback.
Callback
; import javax.security.auth.callback.
CallbackHandler
; import javax.security.auth.callback.
NameCallback
; import javax.security.auth.callback.
PasswordCallback
; import javax.security.auth.callback.
TextOutputCallback
; import javax.security.auth.callback.
UnsupportedCallbackException
; public class
GSSCallbackHandler
implements
CallbackHandler
{ private final
String
user
; private final
String
password
; public
GSSCallbackHandler
(
String
user
,
String
password
) { this.
user
=
user
; this.
password
=
password
; } public void
handle
(
Callback
[]
callbacks
) throws
IOException
,
UnsupportedCallbackException
{ for (
Callback
callback
:
callbacks
) { if (
callback
instanceof
TextOutputCallback
) {
TextOutputCallback
toc
= (
TextOutputCallback
)
callback
; switch (
toc
.
getMessageType
()) { case
TextOutputCallback
.
INFORMATION
:
System
.
out
.
println
("INFO: " +
toc
.
getMessage
()); break; case
TextOutputCallback
.
ERROR
:
System
.
out
.
println
("ERROR: " +
toc
.
getMessage
()); break; case
TextOutputCallback
.
WARNING
:
System
.
out
.
println
("WARNING: " +
toc
.
getMessage
()); break; default: throw new
IOException
("Unsupported message type: " +
toc
.
getMessageType
()); } } else if (
callback
instanceof
NameCallback
) {
NameCallback
nc
= (
NameCallback
)
callback
;
nc
.
setName
(
user
); } else if (
callback
instanceof
PasswordCallback
) {
PasswordCallback
pc
= (
PasswordCallback
)
callback
; if (
password
== null) { throw new
IOException
("No cached kerberos ticket found and no password supplied."); }
pc
.
setPassword
(
password
.
toCharArray
()); } else { throw new
UnsupportedCallbackException
(
callback
, "Unrecognized Callback"); } } } }
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