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author | Magdalena Grodzińska <mag.grodzinska@gmail.com> | 2020-01-13 22:21:55 +0100 |
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committer | Magdalena Grodzińska <mag.grodzinska@gmail.com> | 2020-01-13 22:21:55 +0100 |
commit | 6a2a65319fd804b5d3ca3aa6636fb3dc25db930b (patch) | |
tree | 021901ce94f86bd3a1e2f8bc3fea5f490c3cd5be /src/main/java/pl/edu/mimuw/cloudatlas/querysigner/KeyUtils.java | |
parent | 50924560e8829914a4b8d315752c693890210c88 (diff) | |
parent | 12175874524e19d999880302c66b7242de47e482 (diff) |
Merge branch 'query_signer' of github.com:m-chrzan/CloudAtlas into query_signer
Diffstat (limited to 'src/main/java/pl/edu/mimuw/cloudatlas/querysigner/KeyUtils.java')
-rw-r--r-- | src/main/java/pl/edu/mimuw/cloudatlas/querysigner/KeyUtils.java | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/src/main/java/pl/edu/mimuw/cloudatlas/querysigner/KeyUtils.java b/src/main/java/pl/edu/mimuw/cloudatlas/querysigner/KeyUtils.java new file mode 100644 index 0000000..7a543ba --- /dev/null +++ b/src/main/java/pl/edu/mimuw/cloudatlas/querysigner/KeyUtils.java @@ -0,0 +1,35 @@ +package pl.edu.mimuw.cloudatlas.querysigner; + +import java.nio.file.Files; +import java.nio.file.Paths; +import java.security.*; +import java.security.spec.PKCS8EncodedKeySpec; +import java.security.spec.X509EncodedKeySpec; + +public class KeyUtils { + private final static String ENCRYPTION_ALGORITHM = "RSA"; + + public static PublicKey getPublicKey(String filename){ + try { + byte[] byteKey = Files.readAllBytes(Paths.get(filename)); + X509EncodedKeySpec X509publicKey = new X509EncodedKeySpec(byteKey); + KeyFactory kf = KeyFactory.getInstance(ENCRYPTION_ALGORITHM); + return kf.generatePublic(X509publicKey); + } catch(Exception e) { + e.printStackTrace(); + } + return null; + } + + public static PrivateKey getPrivateKey(String filename){ + try { + byte[] byteKey = Files.readAllBytes(Paths.get(filename)); + PKCS8EncodedKeySpec PKCS8privateKey = new PKCS8EncodedKeySpec(byteKey); + KeyFactory kf = KeyFactory.getInstance(ENCRYPTION_ALGORITHM); + return kf.generatePrivate(PKCS8privateKey); + } catch(Exception e) { + e.printStackTrace(); + } + return null; + } +} |