Java ZipEntry setCrc() function with examples
The setCrc() function is a part of java.util.zip package. The function is used to set the CRC value of the specified Zip Entry. The CRC is an error detecting code used to detect error in raw data.
Function Signature :
public void setCrc(long val)
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Parameters :The function takes a long value, which represents the CRC value
Return value :The function does not return any value.
Exceptions :The function throws IllegalArgumentException if the specified CRC-32 value is less than 0 or greater than 0xFFFFFFFF
Below programs illustrates the use of setCrc() function
Example 1: We will create a file named zip_file and get the zip file entry using setEntry() function and then set the CRC-32 of the specified ZipEntry.”file.zip” is a zip file present in f: directory. We will take a “.zip” file as ZipEntry
Crc : 190
Example 2: We will create a file named zip_file and get the zip file entry using getEntry() function and then set the CRC-32 of the specified ZipEntry.”file.zip” is a zip file present in f: directory. We will set the value of CRC to -1. We will take a “.cpp” file as ZipEntry
invalid entry crc-32
The function throws an error