x509certificateobject.java

java 文件下载器。可自定义

// Decompiled by Jad v1.5.8e2. Copyright 2001 Pavel Kouznetsov.
// Jad home page: http://kpdus.tripod.com/jad.html
// Decompiler options: packimports(3) fieldsfirst ansi space 
// Source File Name:   X509CertificateObject.java

package org.bouncycastle.jce.provider;

import java.io.*;
import java.math.BigInteger;
import java.security.*;
import java.security.cert.*;
import java.util.*;
import javax.security.auth.x500.X500Principal;
import org.bouncycastle.asn1.*;
import org.bouncycastle.asn1.misc.*;
import org.bouncycastle.asn1.util.ASN1Dump;
import org.bouncycastle.asn1.x509.*;
import org.bouncycastle.jce.X509Principal;
import org.bouncycastle.jce.interfaces.PKCS12BagAttributeCarrier;
import org.bouncycastle.util.encoders.Hex;

// Referenced classes of package org.bouncycastle.jce.provider:
//			JDKKeyFactory

public class X509CertificateObject extends X509Certificate
	implements PKCS12BagAttributeCarrier
{

	private X509CertificateStructure c;
	private Hashtable pkcs12Attributes;
	private Vector pkcs12Ordering;

	public X509CertificateObject(X509CertificateStructure c)
	{
		pkcs12Attributes = new Hashtable();
		pkcs12Ordering = new Vector();
		this.c = c;
	}

	public void checkValidity()
		throws CertificateExpiredException, CertificateNotYetValidException
	{
		checkValidity(new Date());
	}

	public void checkValidity(Date date)
		throws CertificateExpiredException, CertificateNotYetValidException
	{
		if (date.after(getNotAfter()))
			throw new CertificateExpiredException((new StringBuilder()).append("certificate expired on ").append(c.getEndDate().getTime()).toString());
		if (date.before(getNotBefore()))
			throw new CertificateNotYetValidException((new StringBuilder()).append("certificate not valid till ").append(c.getStartDate().getTime()).toString());
		else
			return;
	}

	public int getVersion()
	{
		return c.getVersion();
	}

	public BigInteger getSerialNumber()
	{
		return c.getSerialNumber().getValue();
	}

	public Principal getIssuerDN()
	{
		return new X509Principal(c.getIssuer());
	}

	public X500Principal getIssuerX500Principal()
	{
		ByteArrayOutputStream bOut;
		bOut = new ByteArrayOutputStream();
		ASN1OutputStream aOut = new ASN1OutputStream(bOut);
		aOut.writeObject(c.getIssuer());
		return new X500Principal(bOut.toByteArray());
		IOException e;
		e;
		throw new IllegalStateException("can't encode issuer DN");
	}

	public Principal getSubjectDN()
	{
		return new X509Principal(c.getSubject());
	}

	public X500Principal getSubjectX500Principal()
	{
		ByteArrayOutputStream bOut;
		bOut = new ByteArrayOutputStream();
		ASN1OutputStream aOut = new ASN1OutputStream(bOut);
		aOut.writeObject(c.getSubject());
		return new X500Principal(bOut.toByteArray());
		IOException e;
		e;
		throw new IllegalStateException("can't encode issuer DN");
	}

	public Date getNotBefore()
	{
		return c.getStartDate().getDate();
	}

	public Date getNotAfter()
	{
		return c.getEndDate().getDate();
	}

	public byte[] getTBSCertificate()
		throws CertificateEncodingException
	{
		ByteArrayOutputStream bOut;
		DEROutputStream dOut;
		bOut = new ByteArrayOutputStream();
		dOut = new DEROutputStream(bOut);
		dOut.writeObject(c.getTBSCertificate());
		return bOut.toByteArray();
		IOException e;
		e;
		throw new CertificateEncodingException(e.toString());
	}

	public byte[] getSignature()
	{
		return c.getSignature().getBytes();
	}

	public String getSigAlgName()
	{
		Provider prov = Security.getProvider("BC");
		String algName = prov.getProperty((new StringBuilder()).append("Alg.Alias.Signature.").append(getSigAlgOID()).toString());
		if (algName != null)
			return algName;
		Provider provs[] = Security.getProviders();
		for (int i = 0; i != provs.length; i++)
		{
			algName = provs[i].getProperty((new StringBuilder()).append("Alg.Alias.Signature.").append(getSigAlgOID()).toString());
			if (algName != null)
				return algName;
		}

		return getSigAlgOID();
	}

	public String getSigAlgOID()
	{
		return c.getSignatureAlgorithm().getObjectId().getId();
	}

	public byte[] getSigAlgParams()
	{
		ByteArrayOutputStream bOut = new ByteArrayOutputStream();
		if (c.getSignatureAlgorithm().getParameters() != null)
		{
			try
			{
				DEROutputStream dOut = new DEROutputStream(bOut);
				dOut.writeObject(c.getSignatureAlgorithm().getParameters());
			}
			catch (Exception e)
			{
				throw new RuntimeException((new StringBuilder()).append("exception getting sig parameters ").append(e).toString());
			}
			return bOut.toByteArray();
		} else
		{
			return null;
		}
	}

	public boolean[] getIssuerUniqueID()
	{
		DERBitString id = c.getTBSCertificate().getIssuerUniqueId();
		if (id != null)
		{
			byte bytes[] = id.getBytes();
			boolean boolId[] = new boolean[bytes.length * 8 - id.getPadBits()];
			for (int i = 0; i != boolId.length; i++)
				boolId[i] = (bytes[i / 8] & 128 >>> i % 8) != 0;

			return boolId;
		} else
		{
			return null;
		}
	}

	public boolean[] getSubjectUniqueID()
	{
		DERBitString id = c.getTBSCertificate().getSubjectUniqueId();
		if (id != null)
		{
			byte bytes[] = id.getBytes();
			boolean boolId[] = new boolean[bytes.length * 8 - id.getPadBits()];
			for (int i = 0; i != boolId.length; i++)
				boolId[i] = (bytes[i / 8] & 128 >>> i % 8) != 0;

			return boolId;
		} else
		{
			return null;
		}
	}

	public boolean[] getKeyUsage()
	{
		byte bytes[] = getExtensionBytes("2.5.29.15");
		int length = 0;
		if (bytes != null)
		{
			try
			{
				DERInputStream dIn = new DERInputStream(new ByteArrayInputStream(bytes));
				DERBitString bits = (DERBitString)dIn.readObject();
				bytes = bits.getBytes();
				length = bytes.length * 8 - bits.getPadBits();
			}
			catch (Exception e)
			{
				throw new RuntimeException("error processing key usage extension");
			}
			boolean keyUsage[] = new boolean[length >= 9 ? length : 9];
			for (int i = 0; i != length; i++)
				keyUsage[i] = (bytes[i / 8] & 128 >>> i % 8) != 0;

			return keyUsage;
		} else
		{
			return null;
		}
	}

	public int getBasicConstraints()
	{
		byte bytes[];
		bytes = getExtensionBytes("2.5.29.19");
		if (bytes == null)
			break MISSING_BLOCK_LABEL_128;
		ASN1Sequence seq;
		DERInputStream dIn = new DERInputStream(new ByteArrayInputStream(bytes));
		seq = (ASN1Sequence)dIn.readObject();
		if (seq.size() != 2)
			break MISSING_BLOCK_LABEL_74;
		if (((DERBoolean)seq.getObjectAt(0)).isTrue())
			return ((DERInteger)seq.getObjectAt(1)).getValue().intValue();
		return -1;
		if (seq.size() != 1)
			break MISSING_BLOCK_LABEL_128;
		if (!(seq.getObjectAt(0) instanceof DERBoolean))
			break MISSING_BLOCK_LABEL_112;
		if (((DERBoolean)seq.getObjectAt(0)).isTrue())
			return 0x7fffffff;
		return -1;
		return -1;
		Exception e;