下面列出了java.security.cert.PKIXReason#NOT_CA_CERT 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
/**
* Internal method to check that a given cert meets basic constraints.
*/
private void checkBasicConstraints(X509Certificate currCert)
throws CertPathValidatorException
{
String msg = "basic constraints";
if (debug != null) {
debug.println("---checking " + msg + "...");
debug.println("i = " + i +
", maxPathLength = " + maxPathLength);
}
/* check if intermediate cert */
if (i < certPathLength) {
// RFC5280: If certificate i is a version 3 certificate, verify
// that the basicConstraints extension is present and that cA is
// set to TRUE. (If certificate i is a version 1 or version 2
// certificate, then the application MUST either verify that
// certificate i is a CA certificate through out-of-band means
// or reject the certificate. Conforming implementations may
// choose to reject all version 1 and version 2 intermediate
// certificates.)
//
// We choose to reject all version 1 and version 2 intermediate
// certificates except that it is self issued by the trust
// anchor in order to support key rollover or changes in
// certificate policies.
int pathLenConstraint = -1;
if (currCert.getVersion() < 3) { // version 1 or version 2
if (i == 1) { // issued by a trust anchor
if (X509CertImpl.isSelfIssued(currCert)) {
pathLenConstraint = Integer.MAX_VALUE;
}
}
} else {
pathLenConstraint = currCert.getBasicConstraints();
}
if (pathLenConstraint == -1) {
throw new CertPathValidatorException
(msg + " check failed: this is not a CA certificate",
null, null, -1, PKIXReason.NOT_CA_CERT);
}
if (!X509CertImpl.isSelfIssued(currCert)) {
if (maxPathLength <= 0) {
throw new CertPathValidatorException
(msg + " check failed: pathLenConstraint violated - "
+ "this cert must be the last cert in the "
+ "certification path", null, null, -1,
PKIXReason.PATH_TOO_LONG);
}
maxPathLength--;
}
if (pathLenConstraint < maxPathLength)
maxPathLength = pathLenConstraint;
}
if (debug != null) {
debug.println("after processing, maxPathLength = " + maxPathLength);
debug.println(msg + " verified.");
}
}
/**
* Internal method to check that a given cert meets basic constraints.
*/
private void checkBasicConstraints(X509Certificate currCert)
throws CertPathValidatorException
{
String msg = "basic constraints";
if (debug != null) {
debug.println("---checking " + msg + "...");
debug.println("i = " + i +
", maxPathLength = " + maxPathLength);
}
/* check if intermediate cert */
if (i < certPathLength) {
// RFC5280: If certificate i is a version 3 certificate, verify
// that the basicConstraints extension is present and that cA is
// set to TRUE. (If certificate i is a version 1 or version 2
// certificate, then the application MUST either verify that
// certificate i is a CA certificate through out-of-band means
// or reject the certificate. Conforming implementations may
// choose to reject all version 1 and version 2 intermediate
// certificates.)
//
// We choose to reject all version 1 and version 2 intermediate
// certificates except that it is self issued by the trust
// anchor in order to support key rollover or changes in
// certificate policies.
int pathLenConstraint = -1;
if (currCert.getVersion() < 3) { // version 1 or version 2
if (i == 1) { // issued by a trust anchor
if (X509CertImpl.isSelfIssued(currCert)) {
pathLenConstraint = Integer.MAX_VALUE;
}
}
} else {
pathLenConstraint = currCert.getBasicConstraints();
}
if (pathLenConstraint == -1) {
throw new CertPathValidatorException
(msg + " check failed: this is not a CA certificate",
null, null, -1, PKIXReason.NOT_CA_CERT);
}
if (!X509CertImpl.isSelfIssued(currCert)) {
if (maxPathLength <= 0) {
throw new CertPathValidatorException
(msg + " check failed: pathLenConstraint violated - "
+ "this cert must be the last cert in the "
+ "certification path", null, null, -1,
PKIXReason.PATH_TOO_LONG);
}
maxPathLength--;
}
if (pathLenConstraint < maxPathLength)
maxPathLength = pathLenConstraint;
}
if (debug != null) {
debug.println("after processing, maxPathLength = " + maxPathLength);
debug.println(msg + " verified.");
}
}
/**
* Internal method to check that a given cert meets basic constraints.
*/
private void checkBasicConstraints(X509Certificate currCert)
throws CertPathValidatorException
{
String msg = "basic constraints";
if (debug != null) {
debug.println("---checking " + msg + "...");
debug.println("i = " + i +
", maxPathLength = " + maxPathLength);
}
/* check if intermediate cert */
if (i < certPathLength) {
// RFC5280: If certificate i is a version 3 certificate, verify
// that the basicConstraints extension is present and that cA is
// set to TRUE. (If certificate i is a version 1 or version 2
// certificate, then the application MUST either verify that
// certificate i is a CA certificate through out-of-band means
// or reject the certificate. Conforming implementations may
// choose to reject all version 1 and version 2 intermediate
// certificates.)
//
// We choose to reject all version 1 and version 2 intermediate
// certificates except that it is self issued by the trust
// anchor in order to support key rollover or changes in
// certificate policies.
int pathLenConstraint = -1;
if (currCert.getVersion() < 3) { // version 1 or version 2
if (i == 1) { // issued by a trust anchor
if (X509CertImpl.isSelfIssued(currCert)) {
pathLenConstraint = Integer.MAX_VALUE;
}
}
} else {
pathLenConstraint = currCert.getBasicConstraints();
}
if (pathLenConstraint == -1) {
throw new CertPathValidatorException
(msg + " check failed: this is not a CA certificate",
null, null, -1, PKIXReason.NOT_CA_CERT);
}
if (!X509CertImpl.isSelfIssued(currCert)) {
if (maxPathLength <= 0) {
throw new CertPathValidatorException
(msg + " check failed: pathLenConstraint violated - "
+ "this cert must be the last cert in the "
+ "certification path", null, null, -1,
PKIXReason.PATH_TOO_LONG);
}
maxPathLength--;
}
if (pathLenConstraint < maxPathLength)
maxPathLength = pathLenConstraint;
}
if (debug != null) {
debug.println("after processing, maxPathLength = " + maxPathLength);
debug.println(msg + " verified.");
}
}
/**
* Internal method to check that a given cert meets basic constraints.
*/
private void checkBasicConstraints(X509Certificate currCert)
throws CertPathValidatorException
{
String msg = "basic constraints";
if (debug != null) {
debug.println("---checking " + msg + "...");
debug.println("i = " + i +
", maxPathLength = " + maxPathLength);
}
/* check if intermediate cert */
if (i < certPathLength) {
// RFC5280: If certificate i is a version 3 certificate, verify
// that the basicConstraints extension is present and that cA is
// set to TRUE. (If certificate i is a version 1 or version 2
// certificate, then the application MUST either verify that
// certificate i is a CA certificate through out-of-band means
// or reject the certificate. Conforming implementations may
// choose to reject all version 1 and version 2 intermediate
// certificates.)
//
// We choose to reject all version 1 and version 2 intermediate
// certificates except that it is self issued by the trust
// anchor in order to support key rollover or changes in
// certificate policies.
int pathLenConstraint = -1;
if (currCert.getVersion() < 3) { // version 1 or version 2
if (i == 1) { // issued by a trust anchor
if (X509CertImpl.isSelfIssued(currCert)) {
pathLenConstraint = Integer.MAX_VALUE;
}
}
} else {
pathLenConstraint = currCert.getBasicConstraints();
}
if (pathLenConstraint == -1) {
throw new CertPathValidatorException
(msg + " check failed: this is not a CA certificate",
null, null, -1, PKIXReason.NOT_CA_CERT);
}
if (!X509CertImpl.isSelfIssued(currCert)) {
if (maxPathLength <= 0) {
throw new CertPathValidatorException
(msg + " check failed: pathLenConstraint violated - "
+ "this cert must be the last cert in the "
+ "certification path", null, null, -1,
PKIXReason.PATH_TOO_LONG);
}
maxPathLength--;
}
if (pathLenConstraint < maxPathLength)
maxPathLength = pathLenConstraint;
}
if (debug != null) {
debug.println("after processing, maxPathLength = " + maxPathLength);
debug.println(msg + " verified.");
}
}
/**
* Internal method to check that a given cert meets basic constraints.
*/
private void checkBasicConstraints(X509Certificate currCert)
throws CertPathValidatorException
{
String msg = "basic constraints";
if (debug != null) {
debug.println("---checking " + msg + "...");
debug.println("i = " + i +
", maxPathLength = " + maxPathLength);
}
/* check if intermediate cert */
if (i < certPathLength) {
// RFC5280: If certificate i is a version 3 certificate, verify
// that the basicConstraints extension is present and that cA is
// set to TRUE. (If certificate i is a version 1 or version 2
// certificate, then the application MUST either verify that
// certificate i is a CA certificate through out-of-band means
// or reject the certificate. Conforming implementations may
// choose to reject all version 1 and version 2 intermediate
// certificates.)
//
// We choose to reject all version 1 and version 2 intermediate
// certificates except that it is self issued by the trust
// anchor in order to support key rollover or changes in
// certificate policies.
int pathLenConstraint = -1;
if (currCert.getVersion() < 3) { // version 1 or version 2
if (i == 1) { // issued by a trust anchor
if (X509CertImpl.isSelfIssued(currCert)) {
pathLenConstraint = Integer.MAX_VALUE;
}
}
} else {
pathLenConstraint = currCert.getBasicConstraints();
}
if (pathLenConstraint == -1) {
throw new CertPathValidatorException
(msg + " check failed: this is not a CA certificate",
null, null, -1, PKIXReason.NOT_CA_CERT);
}
if (!X509CertImpl.isSelfIssued(currCert)) {
if (maxPathLength <= 0) {
throw new CertPathValidatorException
(msg + " check failed: pathLenConstraint violated - "
+ "this cert must be the last cert in the "
+ "certification path", null, null, -1,
PKIXReason.PATH_TOO_LONG);
}
maxPathLength--;
}
if (pathLenConstraint < maxPathLength)
maxPathLength = pathLenConstraint;
}
if (debug != null) {
debug.println("after processing, maxPathLength = " + maxPathLength);
debug.println(msg + " verified.");
}
}
/**
* Internal method to check that a given cert meets basic constraints.
*/
private void checkBasicConstraints(X509Certificate currCert)
throws CertPathValidatorException
{
String msg = "basic constraints";
if (debug != null) {
debug.println("---checking " + msg + "...");
debug.println("i = " + i +
", maxPathLength = " + maxPathLength);
}
/* check if intermediate cert */
if (i < certPathLength) {
// RFC5280: If certificate i is a version 3 certificate, verify
// that the basicConstraints extension is present and that cA is
// set to TRUE. (If certificate i is a version 1 or version 2
// certificate, then the application MUST either verify that
// certificate i is a CA certificate through out-of-band means
// or reject the certificate. Conforming implementations may
// choose to reject all version 1 and version 2 intermediate
// certificates.)
//
// We choose to reject all version 1 and version 2 intermediate
// certificates except that it is self issued by the trust
// anchor in order to support key rollover or changes in
// certificate policies.
int pathLenConstraint = -1;
if (currCert.getVersion() < 3) { // version 1 or version 2
if (i == 1) { // issued by a trust anchor
if (X509CertImpl.isSelfIssued(currCert)) {
pathLenConstraint = Integer.MAX_VALUE;
}
}
} else {
pathLenConstraint = currCert.getBasicConstraints();
}
if (pathLenConstraint == -1) {
throw new CertPathValidatorException
(msg + " check failed: this is not a CA certificate",
null, null, -1, PKIXReason.NOT_CA_CERT);
}
if (!X509CertImpl.isSelfIssued(currCert)) {
if (maxPathLength <= 0) {
throw new CertPathValidatorException
(msg + " check failed: pathLenConstraint violated - "
+ "this cert must be the last cert in the "
+ "certification path", null, null, -1,
PKIXReason.PATH_TOO_LONG);
}
maxPathLength--;
}
if (pathLenConstraint < maxPathLength)
maxPathLength = pathLenConstraint;
}
if (debug != null) {
debug.println("after processing, maxPathLength = " + maxPathLength);
debug.println(msg + " verified.");
}
}
/**
* Internal method to check that a given cert meets basic constraints.
*/
private void checkBasicConstraints(X509Certificate currCert)
throws CertPathValidatorException
{
String msg = "basic constraints";
if (debug != null) {
debug.println("---checking " + msg + "...");
debug.println("i = " + i +
", maxPathLength = " + maxPathLength);
}
/* check if intermediate cert */
if (i < certPathLength) {
// RFC5280: If certificate i is a version 3 certificate, verify
// that the basicConstraints extension is present and that cA is
// set to TRUE. (If certificate i is a version 1 or version 2
// certificate, then the application MUST either verify that
// certificate i is a CA certificate through out-of-band means
// or reject the certificate. Conforming implementations may
// choose to reject all version 1 and version 2 intermediate
// certificates.)
//
// We choose to reject all version 1 and version 2 intermediate
// certificates except that it is self issued by the trust
// anchor in order to support key rollover or changes in
// certificate policies.
int pathLenConstraint = -1;
if (currCert.getVersion() < 3) { // version 1 or version 2
if (i == 1) { // issued by a trust anchor
if (X509CertImpl.isSelfIssued(currCert)) {
pathLenConstraint = Integer.MAX_VALUE;
}
}
} else {
pathLenConstraint = currCert.getBasicConstraints();
}
if (pathLenConstraint == -1) {
throw new CertPathValidatorException
(msg + " check failed: this is not a CA certificate",
null, null, -1, PKIXReason.NOT_CA_CERT);
}
if (!X509CertImpl.isSelfIssued(currCert)) {
if (maxPathLength <= 0) {
throw new CertPathValidatorException
(msg + " check failed: pathLenConstraint violated - "
+ "this cert must be the last cert in the "
+ "certification path", null, null, -1,
PKIXReason.PATH_TOO_LONG);
}
maxPathLength--;
}
if (pathLenConstraint < maxPathLength)
maxPathLength = pathLenConstraint;
}
if (debug != null) {
debug.println("after processing, maxPathLength = " + maxPathLength);
debug.println(msg + " verified.");
}
}
/**
* Internal method to check that a given cert meets basic constraints.
*/
private void checkBasicConstraints(X509Certificate currCert)
throws CertPathValidatorException
{
String msg = "basic constraints";
if (debug != null) {
debug.println("---checking " + msg + "...");
debug.println("i = " + i +
", maxPathLength = " + maxPathLength);
}
/* check if intermediate cert */
if (i < certPathLength) {
// RFC5280: If certificate i is a version 3 certificate, verify
// that the basicConstraints extension is present and that cA is
// set to TRUE. (If certificate i is a version 1 or version 2
// certificate, then the application MUST either verify that
// certificate i is a CA certificate through out-of-band means
// or reject the certificate. Conforming implementations may
// choose to reject all version 1 and version 2 intermediate
// certificates.)
//
// We choose to reject all version 1 and version 2 intermediate
// certificates except that it is self issued by the trust
// anchor in order to support key rollover or changes in
// certificate policies.
int pathLenConstraint = -1;
if (currCert.getVersion() < 3) { // version 1 or version 2
if (i == 1) { // issued by a trust anchor
if (X509CertImpl.isSelfIssued(currCert)) {
pathLenConstraint = Integer.MAX_VALUE;
}
}
} else {
pathLenConstraint = currCert.getBasicConstraints();
}
if (pathLenConstraint == -1) {
throw new CertPathValidatorException
(msg + " check failed: this is not a CA certificate",
null, null, -1, PKIXReason.NOT_CA_CERT);
}
if (!X509CertImpl.isSelfIssued(currCert)) {
if (maxPathLength <= 0) {
throw new CertPathValidatorException
(msg + " check failed: pathLenConstraint violated - "
+ "this cert must be the last cert in the "
+ "certification path", null, null, -1,
PKIXReason.PATH_TOO_LONG);
}
maxPathLength--;
}
if (pathLenConstraint < maxPathLength)
maxPathLength = pathLenConstraint;
}
if (debug != null) {
debug.println("after processing, maxPathLength = " + maxPathLength);
debug.println(msg + " verified.");
}
}
/**
* Internal method to check that a given cert meets basic constraints.
*/
private void checkBasicConstraints(X509Certificate currCert)
throws CertPathValidatorException
{
String msg = "basic constraints";
if (debug != null) {
debug.println("---checking " + msg + "...");
debug.println("i = " + i +
", maxPathLength = " + maxPathLength);
}
/* check if intermediate cert */
if (i < certPathLength) {
// RFC5280: If certificate i is a version 3 certificate, verify
// that the basicConstraints extension is present and that cA is
// set to TRUE. (If certificate i is a version 1 or version 2
// certificate, then the application MUST either verify that
// certificate i is a CA certificate through out-of-band means
// or reject the certificate. Conforming implementations may
// choose to reject all version 1 and version 2 intermediate
// certificates.)
//
// We choose to reject all version 1 and version 2 intermediate
// certificates except that it is self issued by the trust
// anchor in order to support key rollover or changes in
// certificate policies.
int pathLenConstraint = -1;
if (currCert.getVersion() < 3) { // version 1 or version 2
if (i == 1) { // issued by a trust anchor
if (X509CertImpl.isSelfIssued(currCert)) {
pathLenConstraint = Integer.MAX_VALUE;
}
}
} else {
pathLenConstraint = currCert.getBasicConstraints();
}
if (pathLenConstraint == -1) {
throw new CertPathValidatorException
(msg + " check failed: this is not a CA certificate",
null, null, -1, PKIXReason.NOT_CA_CERT);
}
if (!X509CertImpl.isSelfIssued(currCert)) {
if (maxPathLength <= 0) {
throw new CertPathValidatorException
(msg + " check failed: pathLenConstraint violated - "
+ "this cert must be the last cert in the "
+ "certification path", null, null, -1,
PKIXReason.PATH_TOO_LONG);
}
maxPathLength--;
}
if (pathLenConstraint < maxPathLength)
maxPathLength = pathLenConstraint;
}
if (debug != null) {
debug.println("after processing, maxPathLength = " + maxPathLength);
debug.println(msg + " verified.");
}
}
/**
* Internal method to check that a given cert meets basic constraints.
*/
private void checkBasicConstraints(X509Certificate currCert)
throws CertPathValidatorException
{
String msg = "basic constraints";
if (debug != null) {
debug.println("---checking " + msg + "...");
debug.println("i = " + i);
debug.println("maxPathLength = " + maxPathLength);
}
/* check if intermediate cert */
if (i < certPathLength) {
// RFC5280: If certificate i is a version 3 certificate, verify
// that the basicConstraints extension is present and that cA is
// set to TRUE. (If certificate i is a version 1 or version 2
// certificate, then the application MUST either verify that
// certificate i is a CA certificate through out-of-band means
// or reject the certificate. Conforming implementations may
// choose to reject all version 1 and version 2 intermediate
// certificates.)
//
// We choose to reject all version 1 and version 2 intermediate
// certificates except that it is self issued by the trust
// anchor in order to support key rollover or changes in
// certificate policies.
int pathLenConstraint = -1;
if (currCert.getVersion() < 3) { // version 1 or version 2
if (i == 1) { // issued by a trust anchor
if (X509CertImpl.isSelfIssued(currCert)) {
pathLenConstraint = Integer.MAX_VALUE;
}
}
} else {
pathLenConstraint = currCert.getBasicConstraints();
}
if (pathLenConstraint == -1) {
throw new CertPathValidatorException
(msg + " check failed: this is not a CA certificate",
null, null, -1, PKIXReason.NOT_CA_CERT);
}
if (!X509CertImpl.isSelfIssued(currCert)) {
if (maxPathLength <= 0) {
throw new CertPathValidatorException
(msg + " check failed: pathLenConstraint violated - "
+ "this cert must be the last cert in the "
+ "certification path", null, null, -1,
PKIXReason.PATH_TOO_LONG);
}
maxPathLength--;
}
if (pathLenConstraint < maxPathLength)
maxPathLength = pathLenConstraint;
}
if (debug != null) {
debug.println("after processing, maxPathLength = " + maxPathLength);
debug.println(msg + " verified.");
}
}
/**
* Internal method to check that a given cert meets basic constraints.
*/
private void checkBasicConstraints(X509Certificate currCert)
throws CertPathValidatorException
{
String msg = "basic constraints";
if (debug != null) {
debug.println("---checking " + msg + "...");
debug.println("i = " + i);
debug.println("maxPathLength = " + maxPathLength);
}
/* check if intermediate cert */
if (i < certPathLength) {
// RFC5280: If certificate i is a version 3 certificate, verify
// that the basicConstraints extension is present and that cA is
// set to TRUE. (If certificate i is a version 1 or version 2
// certificate, then the application MUST either verify that
// certificate i is a CA certificate through out-of-band means
// or reject the certificate. Conforming implementations may
// choose to reject all version 1 and version 2 intermediate
// certificates.)
//
// We choose to reject all version 1 and version 2 intermediate
// certificates except that it is self issued by the trust
// anchor in order to support key rollover or changes in
// certificate policies.
int pathLenConstraint = -1;
if (currCert.getVersion() < 3) { // version 1 or version 2
if (i == 1) { // issued by a trust anchor
if (X509CertImpl.isSelfIssued(currCert)) {
pathLenConstraint = Integer.MAX_VALUE;
}
}
} else {
pathLenConstraint = currCert.getBasicConstraints();
}
if (pathLenConstraint == -1) {
throw new CertPathValidatorException
(msg + " check failed: this is not a CA certificate",
null, null, -1, PKIXReason.NOT_CA_CERT);
}
if (!X509CertImpl.isSelfIssued(currCert)) {
if (maxPathLength <= 0) {
throw new CertPathValidatorException
(msg + " check failed: pathLenConstraint violated - "
+ "this cert must be the last cert in the "
+ "certification path", null, null, -1,
PKIXReason.PATH_TOO_LONG);
}
maxPathLength--;
}
if (pathLenConstraint < maxPathLength)
maxPathLength = pathLenConstraint;
}
if (debug != null) {
debug.println("after processing, maxPathLength = " + maxPathLength);
debug.println(msg + " verified.");
}
}
/**
* Internal method to check that a given cert meets basic constraints.
*/
private void checkBasicConstraints(X509Certificate currCert)
throws CertPathValidatorException
{
String msg = "basic constraints";
if (debug != null) {
debug.println("---checking " + msg + "...");
debug.println("i = " + i +
", maxPathLength = " + maxPathLength);
}
/* check if intermediate cert */
if (i < certPathLength) {
// RFC5280: If certificate i is a version 3 certificate, verify
// that the basicConstraints extension is present and that cA is
// set to TRUE. (If certificate i is a version 1 or version 2
// certificate, then the application MUST either verify that
// certificate i is a CA certificate through out-of-band means
// or reject the certificate. Conforming implementations may
// choose to reject all version 1 and version 2 intermediate
// certificates.)
//
// We choose to reject all version 1 and version 2 intermediate
// certificates except that it is self issued by the trust
// anchor in order to support key rollover or changes in
// certificate policies.
int pathLenConstraint = -1;
if (currCert.getVersion() < 3) { // version 1 or version 2
if (i == 1) { // issued by a trust anchor
if (X509CertImpl.isSelfIssued(currCert)) {
pathLenConstraint = Integer.MAX_VALUE;
}
}
} else {
pathLenConstraint = currCert.getBasicConstraints();
}
if (pathLenConstraint == -1) {
throw new CertPathValidatorException
(msg + " check failed: this is not a CA certificate",
null, null, -1, PKIXReason.NOT_CA_CERT);
}
if (!X509CertImpl.isSelfIssued(currCert)) {
if (maxPathLength <= 0) {
throw new CertPathValidatorException
(msg + " check failed: pathLenConstraint violated - "
+ "this cert must be the last cert in the "
+ "certification path", null, null, -1,
PKIXReason.PATH_TOO_LONG);
}
maxPathLength--;
}
if (pathLenConstraint < maxPathLength)
maxPathLength = pathLenConstraint;
}
if (debug != null) {
debug.println("after processing, maxPathLength = " + maxPathLength);
debug.println(msg + " verified.");
}
}
/**
* Internal method to check that a given cert meets basic constraints.
*/
private void checkBasicConstraints(X509Certificate currCert)
throws CertPathValidatorException
{
String msg = "basic constraints";
if (debug != null) {
debug.println("---checking " + msg + "...");
debug.println("i = " + i +
", maxPathLength = " + maxPathLength);
}
/* check if intermediate cert */
if (i < certPathLength) {
// RFC5280: If certificate i is a version 3 certificate, verify
// that the basicConstraints extension is present and that cA is
// set to TRUE. (If certificate i is a version 1 or version 2
// certificate, then the application MUST either verify that
// certificate i is a CA certificate through out-of-band means
// or reject the certificate. Conforming implementations may
// choose to reject all version 1 and version 2 intermediate
// certificates.)
//
// We choose to reject all version 1 and version 2 intermediate
// certificates except that it is self issued by the trust
// anchor in order to support key rollover or changes in
// certificate policies.
int pathLenConstraint = -1;
if (currCert.getVersion() < 3) { // version 1 or version 2
if (i == 1) { // issued by a trust anchor
if (X509CertImpl.isSelfIssued(currCert)) {
pathLenConstraint = Integer.MAX_VALUE;
}
}
} else {
pathLenConstraint = currCert.getBasicConstraints();
}
if (pathLenConstraint == -1) {
throw new CertPathValidatorException
(msg + " check failed: this is not a CA certificate",
null, null, -1, PKIXReason.NOT_CA_CERT);
}
if (!X509CertImpl.isSelfIssued(currCert)) {
if (maxPathLength <= 0) {
throw new CertPathValidatorException
(msg + " check failed: pathLenConstraint violated - "
+ "this cert must be the last cert in the "
+ "certification path", null, null, -1,
PKIXReason.PATH_TOO_LONG);
}
maxPathLength--;
}
if (pathLenConstraint < maxPathLength)
maxPathLength = pathLenConstraint;
}
if (debug != null) {
debug.println("after processing, maxPathLength = " + maxPathLength);
debug.println(msg + " verified.");
}
}
/**
* Internal method to check that a given cert meets basic constraints.
*/
private void checkBasicConstraints(X509Certificate currCert)
throws CertPathValidatorException
{
String msg = "basic constraints";
if (debug != null) {
debug.println("---checking " + msg + "...");
debug.println("i = " + i +
", maxPathLength = " + maxPathLength);
}
/* check if intermediate cert */
if (i < certPathLength) {
// RFC5280: If certificate i is a version 3 certificate, verify
// that the basicConstraints extension is present and that cA is
// set to TRUE. (If certificate i is a version 1 or version 2
// certificate, then the application MUST either verify that
// certificate i is a CA certificate through out-of-band means
// or reject the certificate. Conforming implementations may
// choose to reject all version 1 and version 2 intermediate
// certificates.)
//
// We choose to reject all version 1 and version 2 intermediate
// certificates except that it is self issued by the trust
// anchor in order to support key rollover or changes in
// certificate policies.
int pathLenConstraint = -1;
if (currCert.getVersion() < 3) { // version 1 or version 2
if (i == 1) { // issued by a trust anchor
if (X509CertImpl.isSelfIssued(currCert)) {
pathLenConstraint = Integer.MAX_VALUE;
}
}
} else {
pathLenConstraint = currCert.getBasicConstraints();
}
if (pathLenConstraint == -1) {
throw new CertPathValidatorException
(msg + " check failed: this is not a CA certificate",
null, null, -1, PKIXReason.NOT_CA_CERT);
}
if (!X509CertImpl.isSelfIssued(currCert)) {
if (maxPathLength <= 0) {
throw new CertPathValidatorException
(msg + " check failed: pathLenConstraint violated - "
+ "this cert must be the last cert in the "
+ "certification path", null, null, -1,
PKIXReason.PATH_TOO_LONG);
}
maxPathLength--;
}
if (pathLenConstraint < maxPathLength)
maxPathLength = pathLenConstraint;
}
if (debug != null) {
debug.println("after processing, maxPathLength = " + maxPathLength);
debug.println(msg + " verified.");
}
}
/**
* Internal method to check that a given cert meets basic constraints.
*/
private void checkBasicConstraints(X509Certificate currCert)
throws CertPathValidatorException
{
String msg = "basic constraints";
if (debug != null) {
debug.println("---checking " + msg + "...");
debug.println("i = " + i +
", maxPathLength = " + maxPathLength);
}
/* check if intermediate cert */
if (i < certPathLength) {
// RFC5280: If certificate i is a version 3 certificate, verify
// that the basicConstraints extension is present and that cA is
// set to TRUE. (If certificate i is a version 1 or version 2
// certificate, then the application MUST either verify that
// certificate i is a CA certificate through out-of-band means
// or reject the certificate. Conforming implementations may
// choose to reject all version 1 and version 2 intermediate
// certificates.)
//
// We choose to reject all version 1 and version 2 intermediate
// certificates except that it is self issued by the trust
// anchor in order to support key rollover or changes in
// certificate policies.
int pathLenConstraint = -1;
if (currCert.getVersion() < 3) { // version 1 or version 2
if (i == 1) { // issued by a trust anchor
if (X509CertImpl.isSelfIssued(currCert)) {
pathLenConstraint = Integer.MAX_VALUE;
}
}
} else {
pathLenConstraint = currCert.getBasicConstraints();
}
if (pathLenConstraint == -1) {
throw new CertPathValidatorException
(msg + " check failed: this is not a CA certificate",
null, null, -1, PKIXReason.NOT_CA_CERT);
}
if (!X509CertImpl.isSelfIssued(currCert)) {
if (maxPathLength <= 0) {
throw new CertPathValidatorException
(msg + " check failed: pathLenConstraint violated - "
+ "this cert must be the last cert in the "
+ "certification path", null, null, -1,
PKIXReason.PATH_TOO_LONG);
}
maxPathLength--;
}
if (pathLenConstraint < maxPathLength)
maxPathLength = pathLenConstraint;
}
if (debug != null) {
debug.println("after processing, maxPathLength = " + maxPathLength);
debug.println(msg + " verified.");
}
}