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Signals a general, I/O-related error. Error details may be specified when
calling the constructor, a
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- Arrays (java.util)
This class contains various methods for manipulating arrays (such as sorting and
searching). This cl
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This class provides access to implementations of cryptographic ciphers for
encryption and decryption
- Logger (org.apache.log4j)
This is the central class in the log4j package. Most logging operations, except
configuration, are d
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