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This commit is contained in:
Anthony Stirling
2023-04-21 13:13:35 +01:00
parent 7ddc607fd2
commit 4521dce1a9
42 changed files with 955 additions and 93 deletions
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49
src/main/java/stirling/software/SPDF/utils/PdfUtils.java
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@@ -31,9 +31,13 @@ import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.web.multipart.MultipartFile;
import com.itextpdf.text.Document;
import com.itextpdf.text.DocumentException;
import com.itextpdf.text.pdf.PdfWriter;
import java.io.InputStream;
import java.security.KeyPair;
import java.security.KeyStore;
import java.security.PrivateKey;
import java.security.PublicKey;
import java.security.cert.Certificate;
import java.security.cert.X509Certificate;
public class PdfUtils {
@@ -219,18 +223,7 @@ public class PdfUtils {
return baos.toByteArray();
}
public static ResponseEntity<byte[]> iTextDocToWebResponse(Document document, String docName) throws IOException, DocumentException {
// Close the document
document.close();
// Open Byte Array and save document to it
ByteArrayOutputStream baos = new ByteArrayOutputStream();
PdfWriter.getInstance(document, baos).close();
return PdfUtils.boasToWebResponse(baos, docName);
}
public static ResponseEntity<byte[]> pdfDocToWebResponse(PDDocument document, String docName) throws IOException {
@@ -258,4 +251,32 @@ public class PdfUtils {
headers.setContentDispositionFormData("attachment", docName);
return new ResponseEntity<>(bytes, headers, HttpStatus.OK);
}
public static KeyPair loadKeyPairFromKeystore(InputStream keystoreInputStream, String keystorePassword) throws Exception {
KeyStore keystore = KeyStore.getInstance(KeyStore.getDefaultType());
keystore.load(keystoreInputStream, keystorePassword.toCharArray());
String alias = keystore.aliases().nextElement();
PrivateKey privateKey = (PrivateKey) keystore.getKey(alias, keystorePassword.toCharArray());
Certificate cert = keystore.getCertificate(alias);
PublicKey publicKey = cert.getPublicKey();
return new KeyPair(publicKey, privateKey);
}
public static X509Certificate[] loadCertificateChainFromKeystore(InputStream keystoreInputStream, String keystorePassword) throws Exception {
KeyStore keystore = KeyStore.getInstance(KeyStore.getDefaultType());
keystore.load(keystoreInputStream, keystorePassword.toCharArray());
String alias = keystore.aliases().nextElement();
Certificate[] certChain = keystore.getCertificateChain(alias);
X509Certificate[] x509CertChain = new X509Certificate[certChain.length];
for (int i = 0; i < certChain.length; i++) {
x509CertChain[i] = (X509Certificate) certChain[i];
}
return x509CertChain;
}
}