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Rev 35102 Rev 35204
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import javax.mail.Multipart;
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import javax.mail.Multipart;
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import javax.mail.internet.InternetAddress;
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import javax.mail.internet.InternetAddress;
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import javax.mail.internet.MimeBodyPart;
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import javax.mail.internet.MimeBodyPart;
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import javax.mail.internet.MimeMessage;
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import javax.mail.internet.MimeMessage;
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import javax.mail.internet.MimeMultipart;
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import javax.mail.internet.MimeMultipart;
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import java.io.File;
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import java.io.*;
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import java.io.IOException;
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import java.io.Serializable;
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import java.time.*;
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import java.time.*;
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import java.util.*;
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import java.util.*;
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import java.util.concurrent.ConcurrentHashMap;
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import java.util.concurrent.ConcurrentHashMap;
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import java.util.function.Function;
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import java.util.function.Function;
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import java.util.function.Predicate;
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import java.util.function.Predicate;
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        if (bcc != null) {
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        if (bcc != null) {
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            helper.setBcc(bcc);
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            helper.setBcc(bcc);
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        }
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        }
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        helper.setTo(emailTo);
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        helper.setTo(emailTo);
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        for (Attachment attachment : attachments) {
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        for (Attachment attachment : attachments) {
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            //saveInputStreamSourceToHome(attachment.getInputStreamSource(), attachment.getFileName());
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            helper.addAttachment(attachment.getFileName(), attachment.getInputStreamSource());
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            helper.addAttachment(attachment.getFileName(), attachment.getInputStreamSource());
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        }
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        }
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        InternetAddress senderAddress = new InternetAddress("noreply@smartdukaan.com", "SmartDukaan Care");
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        InternetAddress senderAddress = new InternetAddress("noreply@smartdukaan.com", "SmartDukaan Care");
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        helper.setFrom(senderAddress);
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        helper.setFrom(senderAddress);
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        mailSender.send(message);
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        mailSender.send(message);
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            helper.setCc(cc);
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            helper.setCc(cc);
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        }
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        }
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        helper.setTo(emailTo);
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        helper.setTo(emailTo);
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        for (Attachment attachment : attachments) {
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        for (Attachment attachment : attachments) {
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            helper.addAttachment(attachment.getFileName(), attachment.getInputStreamSource());
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            helper.addAttachment(attachment.getFileName(), attachment.getInputStreamSource());
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            //saveInputStreamSourceToHome(attachment.getInputStreamSource(), attachment.getFileName());
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        }
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        }
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        InternetAddress senderAddress = new InternetAddress("noreply@smartdukaan.com", "SmartDukaan Care");
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        InternetAddress senderAddress = new InternetAddress("noreply@smartdukaan.com", "SmartDukaan Care");
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        helper.setFrom(senderAddress);
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        helper.setFrom(senderAddress);
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        mailSender.send(message);
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        mailSender.send(message);
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    }
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    }
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        return Instant.ofEpochMilli(dateToConvert.getTime())
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        return Instant.ofEpochMilli(dateToConvert.getTime())
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                .atZone(ZoneId.systemDefault())
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                .atZone(ZoneId.systemDefault())
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                .toLocalDateTime();
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                .toLocalDateTime();
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    }
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    }
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    /**
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     * Saves the given InputStream to the specified File.
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     * Automatically creates parent directories if they don't exist.
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     *
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     * @param inputStream the source InputStream
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     * @param file        the destination file
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     * @throws IOException if an I/O error occurs
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     */
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    public static void saveStreamToFile(InputStream inputStream, File file) throws IOException {
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        // Ensure parent directories exist
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        if (file.getParentFile() != null && !file.getParentFile().exists()) {
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            file.getParentFile().mkdirs();
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        }
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        try (InputStream in = inputStream;
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             OutputStream out = new FileOutputStream(file)) {
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            byte[] buffer = new byte[8192];  // 8 KB buffer
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            int bytesRead;
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            while ((bytesRead = in.read(buffer)) != -1) {
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                out.write(buffer, bytesRead == 0 ? 0 : 0, bytesRead);
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            }
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        }
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    }
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    /**
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     * Saves a Spring InputStreamSource to the specified file.
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     * Works on all OS (Windows, macOS, Linux) and Java 8+.
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     */
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    /**
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     * Saves a Spring InputStreamSource to a file inside the user's home directory.
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     * Works on Java 8+ and all operating systems.
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     *
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     * @param source    the InputStreamSource (e.g., MultipartFile, ByteArrayResource)
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     * @param fileName  the file name (without path)
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     * @return the created File reference
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     * @throws IOException if an error occurs during write
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     */
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    public static File saveInputStreamSourceToHome(InputStreamSource source, String fileName) throws IOException {
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        // Get user home directory
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        String userHome = System.getProperty("user.home");
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        // Build the file path (home + filename)
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        File targetFile = new File(userHome, fileName);
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        // Ensure parent directories exist (in case filename contains subfolders)
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        if (targetFile.getParentFile() != null && !targetFile.getParentFile().exists()) {
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            targetFile.getParentFile().mkdirs();
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        }
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        // Copy the stream contents
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        try (InputStream in = source.getInputStream();
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             OutputStream out = new FileOutputStream(targetFile)) {
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            byte[] buffer = new byte[8192];
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            int bytesRead;
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            while ((bytesRead = in.read(buffer)) != -1) {
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                out.write(buffer, 0, bytesRead);
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            }
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        }
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        logger.info("Saving InputStreamSource to home directory: {}", targetFile.getAbsolutePath());
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        return targetFile;
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    }
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}
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}
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