diff options
Diffstat (limited to 'libraries/spongycastle/pg/src/main/java/org/spongycastle/openpgp/operator/jcajce/JcaPGPDigestCalculatorProviderBuilder.java')
-rw-r--r-- | libraries/spongycastle/pg/src/main/java/org/spongycastle/openpgp/operator/jcajce/JcaPGPDigestCalculatorProviderBuilder.java | 119 |
1 files changed, 0 insertions, 119 deletions
diff --git a/libraries/spongycastle/pg/src/main/java/org/spongycastle/openpgp/operator/jcajce/JcaPGPDigestCalculatorProviderBuilder.java b/libraries/spongycastle/pg/src/main/java/org/spongycastle/openpgp/operator/jcajce/JcaPGPDigestCalculatorProviderBuilder.java deleted file mode 100644 index a70919cb8..000000000 --- a/libraries/spongycastle/pg/src/main/java/org/spongycastle/openpgp/operator/jcajce/JcaPGPDigestCalculatorProviderBuilder.java +++ /dev/null @@ -1,119 +0,0 @@ -package org.spongycastle.openpgp.operator.jcajce; - -import java.io.IOException; -import java.io.OutputStream; -import java.security.GeneralSecurityException; -import java.security.MessageDigest; -import java.security.Provider; - -import org.spongycastle.jcajce.DefaultJcaJceHelper; -import org.spongycastle.jcajce.NamedJcaJceHelper; -import org.spongycastle.jcajce.ProviderJcaJceHelper; -import org.spongycastle.openpgp.PGPException; -import org.spongycastle.openpgp.operator.PGPDigestCalculator; -import org.spongycastle.openpgp.operator.PGPDigestCalculatorProvider; - -public class JcaPGPDigestCalculatorProviderBuilder -{ - private OperatorHelper helper = new OperatorHelper(new DefaultJcaJceHelper()); - - public JcaPGPDigestCalculatorProviderBuilder() - { - } - - public JcaPGPDigestCalculatorProviderBuilder setProvider(Provider provider) - { - this.helper = new OperatorHelper(new ProviderJcaJceHelper(provider)); - - return this; - } - - public JcaPGPDigestCalculatorProviderBuilder setProvider(String providerName) - { - this.helper = new OperatorHelper(new NamedJcaJceHelper(providerName)); - - return this; - } - - public PGPDigestCalculatorProvider build() - throws PGPException - { - return new PGPDigestCalculatorProvider() - { - public PGPDigestCalculator get(final int algorithm) - throws PGPException - { - final DigestOutputStream stream; - final MessageDigest dig; - - try - { - dig = helper.createDigest(algorithm); - - stream = new DigestOutputStream(dig); - } - catch (GeneralSecurityException e) - { - throw new PGPException("exception on setup: " + e, e); - } - - return new PGPDigestCalculator() - { - public int getAlgorithm() - { - return algorithm; - } - - public OutputStream getOutputStream() - { - return stream; - } - - public byte[] getDigest() - { - return stream.getDigest(); - } - - public void reset() - { - dig.reset(); - } - }; - } - }; - } - - private class DigestOutputStream - extends OutputStream - { - private MessageDigest dig; - - DigestOutputStream(MessageDigest dig) - { - this.dig = dig; - } - - public void write(byte[] bytes, int off, int len) - throws IOException - { - dig.update(bytes, off, len); - } - - public void write(byte[] bytes) - throws IOException - { - dig.update(bytes); - } - - public void write(int b) - throws IOException - { - dig.update((byte)b); - } - - byte[] getDigest() - { - return dig.digest(); - } - } -} |