With a connection pool to connect to Oracle error occurred , look great God who is resolved. .

Oracle version : 12c
exception occurred : org.apache.tomcat.dbcp.dbcp.SQLNestedException: Cannot create PoolableConnectionFactory (ORA-28040: No matching authentication protocol
)
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no matching connection pool ?
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method 2:

jdbc package comes with oracle12c connect to the database .
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connection pool properly. . . Focusing errors in parentheses . . .
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username password wrong ?
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It should not be this wrong ah. .
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seeking to answer ah , their top
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Zaiding once ! ! !
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It should not be this wrong ah. .  

you put your database connection configuration stickers ah.

ORA-28040: No matching authentication protocol
means: No matching authentication protocol

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modify oracle server sqlnet.ora file
only this attribute ( if any ) :
"SQLNET.ALLOWED_LOGON_VERSION = 9"
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really do not. .
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then another jdbc package it. 12c comes with
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talent ah. . Can . . 12c really accustomed to ah. .
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talent ah. . Can . . 12c really accustomed to ah. .  

can be posted on the knot , to sub it
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talent ah. . Can . . 12c really accustomed to ah. .          
  
can be posted on the knot , to sub it     

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landlord 12c of that jar package ?