EncryptionServiceImpl.java

package com.capitalone.dashboard.service;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import com.capitalone.dashboard.ApiSettings;
import com.capitalone.dashboard.util.Encryption;
import com.capitalone.dashboard.util.EncryptionException;

@Service
public class EncryptionServiceImpl implements EncryptionService {

    private final ApiSettings apiSettings;

    @Autowired
    public EncryptionServiceImpl(final ApiSettings apiSettings) {
        this.apiSettings = apiSettings;
    }

    @Override
    public String encrypt(String message) {
        String key = apiSettings.getKey();
        String returnString = "ERROR";
        if (!"".equals(key)) {
            try {
                returnString = Encryption.encryptString(message, key);
            } catch (EncryptionException ignored) {
            }
        }
        return returnString;
    }
}