c3r-cli-spark/src/main/java/com/amazonaws/c3r/spark/cli/DecryptMode.java [193:221]:
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                .overwrite(optionalArgs.overwrite)
                .csvInputNullValue(optionalArgs.csvInputNullValue)
                .csvOutputNullValue(optionalArgs.csvOutputNullValue)
                .secretKey(keyMaterial)
                .salt(requiredArgs.getId().toString())
                .failOnFingerprintColumns(optionalArgs.failOnFingerprintColumns)
                .build();
    }

    /**
     * Ensure requirements are met to run.
     *
     * @throws C3rIllegalArgumentException If user input is invalid
     */
    private void validate() {
        if (requiredArgs.getId() == null || requiredArgs.getId().toString().isBlank()) {
            throw new C3rIllegalArgumentException("Specified collaboration identifier is blank.");
        }
    }

    /**
     * Execute the decryption as specified on the command line.
     *
     * @return {@value Main#SUCCESS} if no errors encountered else {@value Main#FAILURE}
     */
    @Override
    public Integer call() {
        try {
            validate();
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c3r-cli/src/main/java/com/amazonaws/c3r/cli/DecryptMode.java [169:197]:
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                .overwrite(optionalArgs.overwrite)
                .csvInputNullValue(optionalArgs.csvInputNullValue)
                .csvOutputNullValue(optionalArgs.csvOutputNullValue)
                .secretKey(keyMaterial)
                .salt(requiredArgs.getId().toString())
                .failOnFingerprintColumns(optionalArgs.failOnFingerprintColumns)
                .build();
    }

    /**
     * Ensure requirements are met to run.
     *
     * @throws C3rIllegalArgumentException If collaboration identifier is missing
     */
    private void validate() {
        if (requiredArgs.getId() == null || requiredArgs.getId().toString().isBlank()) {
            throw new C3rIllegalArgumentException("Specified collaboration identifier is blank.");
        }
    }

    /**
     * Execute the decryption as specified on the command line.
     *
     * @return {@value Main#SUCCESS} if no errors encountered else {@value Main#FAILURE}
     */
    @Override
    public Integer call() {
        try {
            validate();
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