Exception in thread "main" java.lang.NoClassDefFoundError: Could not initialize class javax.crypto.JceSecurity
    at javax.crypto.SecretKeyFactory.nextSpi(SecretKeyFactory.java:295)
    at javax.crypto.SecretKeyFactory.<init>(SecretKeyFactory.java:121)
    at javax.crypto.SecretKeyFactory.getInstance(SecretKeyFactory.java:160)
    at oracle.jdbc.driver.T4C8TTIdty.<init>(T4C8TTIdty.java:517)
    at oracle.jdbc.driver.T4CConnection.connect(T4CConnection.java:1603)
    at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:496)
    at oracle.jdbc.driver.PhysicalConnection.connect(PhysicalConnection.java:666)
    at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:32)
    at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:566)
    at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:53)
    at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:279)
    at org.apache.commons.dbcp2.BasicDataSource.validateConnectionFactory(BasicDataSource.java:2343)
    at org.apache.commons.dbcp2.BasicDataSource.createPoolableConnectionFactory(BasicDataSource.java:2329)
    at org.apache.commons.dbcp2.BasicDataSource.createDataSource(BasicDataSource.java:2071)
    at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1525)

System.out.println(Cipher.getMaxAllowedKeyLength("AES"));

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