[resolved] problem execution a job with a java application

[Anonymous]

Hi all
i've followed the tutoriel in the topic : http://community.talend.com:80/t5/Design-and-Development/Talend-as-part-of-another-application/m-p/1... everything seems to be OK ! but when i execute the java program i get the following error :

Exception in component tMysqlOutput_1
com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Cannot load connection class because of underlying exception: 'java.lang.NumberFormatException: For input string: "null"'.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
    at java.lang.reflect.Constructor.newInstance(Unknown Source)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:409)
    at com.mysql.jdbc.Util.getInstance(Util.java:384)
    at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1015)
    at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:989)
    at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:984)
    at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:929)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:298)
    at java.sql.DriverManager.getConnection(Unknown Source)
    at java.sql.DriverManager.getConnection(Unknown Source)
    at importationsql.job1_0_1.job1.tFileInputDelimited_1Process(job1.java:712)
    at importationsql.job1_0_1.job1.runJobInTOS(job1.java:1212)
    at importationsql.job1_0_1.job1.main(job1.java:1066)
    at Talend.main(Talend.java:9)
Caused by: java.lang.NumberFormatException: For input string: "null"
    at java.lang.NumberFormatException.forInputString(Unknown Source)
    at java.lang.Integer.parseInt(Unknown Source)
    at java.lang.Integer.parseInt(Unknown Source)
    at com.mysql.jdbc.NonRegisteringDriver.port(NonRegisteringDriver.java:814)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:289)
    ... 6 more

Can you help me please

[Anonymous]

hi,

 Cannot load connection class because of underlying exception: 'java.lang.NumberFormatException: For input string: "null"'.

check that all parameter connection are well passed ... seems that you're using a 'null' value as a parameter !
regards
laurent

[Anonymous · Accepted solution]

thank you for answer but I already solved the problem.it was the connectection parameters