java.security.cert.PKIXParameters#getTrustAnchors()源码实例Demo

/**
 * Returns an instance with the parameters of a given
 * <code>PKIXParameters</code> object.
 * 
 * @param pkixParams The given <code>PKIXParameters</code>
 * @return an extended PKIX params object
 */
public static ExtendedPKIXParameters getInstance(PKIXParameters pkixParams)
{
    ExtendedPKIXParameters params;
    try
    {
        params = new ExtendedPKIXParameters(pkixParams.getTrustAnchors());
    }
    catch (Exception e)
    {
        // cannot happen
        throw new RuntimeException(e.getMessage());
    }
    params.setParams(pkixParams);
    return params;
}
 

/**
 * Returns an instance of <code>ExtendedPKIXParameters</code> which can be
 * safely casted to <code>ExtendedPKIXBuilderParameters</code>.
 * <p>
 * This method can be used to get a copy from other
 * <code>PKIXBuilderParameters</code>, <code>PKIXParameters</code>,
 * and <code>ExtendedPKIXParameters</code> instances.
 * 
 * @param pkixParams The PKIX parameters to create a copy of.
 * @return An <code>ExtendedPKIXBuilderParameters</code> instance.
 */
public static ExtendedPKIXParameters getInstance(PKIXParameters pkixParams)
{
    ExtendedPKIXBuilderParameters params;
    try
    {
        params = new ExtendedPKIXBuilderParameters(pkixParams
                .getTrustAnchors(), X509CertStoreSelector
                .getInstance((X509CertSelector) pkixParams
                        .getTargetCertConstraints()));
    }
    catch (Exception e)
    {
        // cannot happen
        throw new RuntimeException(e.getMessage());
    }
    params.setParams(pkixParams);
    return params;
}
 

/**
 * Returns an instance with the parameters of a given
 * <code>PKIXParameters</code> object.
 * 
 * @param pkixParams The given <code>PKIXParameters</code>
 * @return an extended PKIX params object
 */
public static ExtendedPKIXParameters getInstance(PKIXParameters pkixParams)
{
    ExtendedPKIXParameters params;
    try
    {
        params = new ExtendedPKIXParameters(pkixParams.getTrustAnchors());
    }
    catch (Exception e)
    {
        // cannot happen
        throw new RuntimeException(e.getMessage());
    }
    params.setParams(pkixParams);
    return params;
}
 

/**
 * Returns an instance of <code>ExtendedPKIXParameters</code> which can be
 * safely casted to <code>ExtendedPKIXBuilderParameters</code>.
 * <p>
 * This method can be used to get a copy from other
 * <code>PKIXBuilderParameters</code>, <code>PKIXParameters</code>,
 * and <code>ExtendedPKIXParameters</code> instances.
 * 
 * @param pkixParams The PKIX parameters to create a copy of.
 * @return An <code>ExtendedPKIXBuilderParameters</code> instance.
 */
public static ExtendedPKIXParameters getInstance(PKIXParameters pkixParams)
{
    ExtendedPKIXBuilderParameters params;
    try
    {
        params = new ExtendedPKIXBuilderParameters(pkixParams
                .getTrustAnchors(), X509CertStoreSelector
                .getInstance((X509CertSelector) pkixParams
                        .getTargetCertConstraints()));
    }
    catch (Exception e)
    {
        // cannot happen
        throw new RuntimeException(e.getMessage());
    }
    params.setParams(pkixParams);
    return params;
}
 

public Builder(PKIXParameters baseParameters)
{
    this.baseParameters = (PKIXParameters)baseParameters.clone();
    CertSelector constraints = baseParameters.getTargetCertConstraints();
    if (constraints != null)
    {
        this.targetConstraints = new PKIXCertStoreSelector.Builder(constraints).build();
    }
    Date checkDate = baseParameters.getDate();
    this.date = (checkDate == null) ? new Date() : checkDate;
    this.revocationEnabled = baseParameters.isRevocationEnabled();
    this.trustAnchors = baseParameters.getTrustAnchors();
}
 

public Builder(PKIXParameters baseParameters)
{
    this.baseParameters = (PKIXParameters)baseParameters.clone();
    CertSelector constraints = baseParameters.getTargetCertConstraints();
    if (constraints != null)
    {
        this.targetConstraints = new PKIXCertStoreSelector.Builder(constraints).build();
    }
    Date checkDate = baseParameters.getDate();
    this.date = (checkDate == null) ? new Date() : checkDate;
    this.revocationEnabled = baseParameters.isRevocationEnabled();
    this.trustAnchors = baseParameters.getTrustAnchors();
}