Module nl.altindag.ssl

Package nl.altindag.ssl.util

Class CertificateUtils

java.lang.Object

nl.altindag.ssl.util.CertificateUtils

public final class CertificateUtils
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
private static final UnaryOperator<String>	CERTIFICATE_NOT_FOUND_EXCEPTION_MESSAGE
private static final String	CERTIFICATE_TYPE
private static final String	EMPTY
private static final String	EMPTY_INPUT_STREAM_EXCEPTION_MESSAGE
private static final String	MAX_64_CHARACTER_LINE_SPLITTER
private static final String	P7B_FOOTER
private static final String	P7B_HEADER
private static final Pattern	P7B_PATTERN
private static final String	PEM_FOOTER
private static final String	PEM_HEADER
private static final Pattern	PEM_PATTERN

Constructor Summary

Constructors

Modifier	Constructor	Description
private	CertificateUtils()

Method Summary

Modifier and Type	Method	Description
static String	convertToPem(Certificate certificate)
static List<String>	convertToPem(List<X509Certificate> certificates)
static <T extends Certificate> String	generateAlias(T certificate)
static <T extends Certificate> Map<String,T>	generateAliases(List<T> certificates)
static <T extends Certificate> String	generateUniqueAlias(T certificate, Predicate<String> aliasPredicate)
static List<X509Certificate>	getCertificatesFromExternalSource(String url)
static List<X509Certificate>	getCertificatesFromExternalSource(Proxy proxy, String url)
static List<X509Certificate>	getCertificatesFromExternalSource(Proxy proxy, PasswordAuthentication passwordAuthentication, String url)
static List<String>	getCertificatesFromExternalSourceAsPem(String url)
static List<String>	getCertificatesFromExternalSourceAsPem(Proxy proxy, String url)
static List<String>	getCertificatesFromExternalSourceAsPem(Proxy proxy, PasswordAuthentication passwordAuthentication, String url)
static Map<String,List<X509Certificate>>	getCertificatesFromExternalSources(String... urls)
static Map<String,List<X509Certificate>>	getCertificatesFromExternalSources(Proxy proxy, String... urls)
static Map<String,List<X509Certificate>>	getCertificatesFromExternalSources(Proxy proxy, PasswordAuthentication passwordAuthentication, String... urls)
static Map<String,List<X509Certificate>>	getCertificatesFromExternalSources(Proxy proxy, PasswordAuthentication passwordAuthentication, List<String> urls)
static Map<String,List<X509Certificate>>	getCertificatesFromExternalSources(Proxy proxy, List<String> urls)
static Map<String,List<X509Certificate>>	getCertificatesFromExternalSources(List<String> urls)
static Map<String,List<String>>	getCertificatesFromExternalSourcesAsPem(String... urls)
static Map<String,List<String>>	getCertificatesFromExternalSourcesAsPem(Proxy proxy, String... urls)
static Map<String,List<String>>	getCertificatesFromExternalSourcesAsPem(Proxy proxy, PasswordAuthentication passwordAuthentication, String... urls)
static Map<String,List<String>>	getCertificatesFromExternalSourcesAsPem(Proxy proxy, PasswordAuthentication passwordAuthentication, List<String> urls)
static Map<String,List<String>>	getCertificatesFromExternalSourcesAsPem(Proxy proxy, List<String> urls)
static Map<String,List<String>>	getCertificatesFromExternalSourcesAsPem(List<String> urls)
static List<X509Certificate>	getJdkTrustedCertificates()
static List<X509Certificate>	getSystemTrustedCertificates()
private static boolean	isP7bFormatted(String certificateContent)
private static boolean	isPemFormatted(String certificateContent)
static <T extends Certificate> boolean	isSelfSigned(T certificate)
static List<Certificate>	loadCertificate(InputStream... certificateStreams)	Loads certificates from multiple InputStreams and maps it into a list of Certificate.
static List<Certificate>	loadCertificate(String... certificatePaths)	Loads certificates from the classpath and maps it into a list of Certificate.
static List<Certificate>	loadCertificate(Path... certificatePaths)	Loads certificates from the filesystem and maps it into a list of Certificate.
private static <T> List<Certificate>	loadCertificate(Function<T,InputStream> resourceMapper, T[] resources)
private static List<Certificate>	parseCertificate(InputStream certificateStream)	Tries to map the InputStream to a list of Certificate.
private static List<Certificate>	parseCertificate(Matcher certificateMatcher)
static List<Certificate>	parseDerCertificate(InputStream certificateStream)
static List<Certificate>	parseP7bCertificate(String certificateContent)	Parses P7B formatted certificates containing a header as -----BEGIN PKCS7----- and footer as -----END PKCS7----- with a base64 encoded data between the header and footer.
static List<Certificate>	parsePemCertificate(String certificateContent)	Parses PEM formatted certificates containing a header as -----BEGIN CERTIFICATE----- and footer as -----END CERTIFICATE----- or header as -----BEGIN PKCS7----- and footer as -----END PKCS7----- with a base64 encoded data between the header and footer.
static <T extends Certificate> void	write(Path destination, T certificate)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

CERTIFICATE_TYPE

private static final String CERTIFICATE_TYPE

See Also:

• Constant Field Values

P7B_HEADER

private static final String P7B_HEADER

See Also:

• Constant Field Values

P7B_FOOTER

private static final String P7B_FOOTER

See Also:

• Constant Field Values

PEM_HEADER

private static final String PEM_HEADER

See Also:

• Constant Field Values

PEM_FOOTER

private static final String PEM_FOOTER

See Also:

• Constant Field Values

PEM_PATTERN

private static final Pattern PEM_PATTERN

P7B_PATTERN

private static final Pattern P7B_PATTERN

EMPTY_INPUT_STREAM_EXCEPTION_MESSAGE

private static final String EMPTY_INPUT_STREAM_EXCEPTION_MESSAGE

See Also:

• Constant Field Values

CERTIFICATE_NOT_FOUND_EXCEPTION_MESSAGE

private static final UnaryOperator<String> CERTIFICATE_NOT_FOUND_EXCEPTION_MESSAGE

MAX_64_CHARACTER_LINE_SPLITTER

private static final String MAX_64_CHARACTER_LINE_SPLITTER

See Also:

• Constant Field Values

EMPTY

private static final String EMPTY

See Also:

• Constant Field Values

Constructor Details

CertificateUtils

private CertificateUtils()

Method Details

generateAlias

public static <T extends Certificate> String generateAlias(T certificate)

generateAliases

public static <T extends Certificate> Map<String,T> generateAliases(List<T> certificates)

generateUniqueAlias

public static <T extends Certificate> String generateUniqueAlias(T certificate,
 Predicate<String> aliasPredicate)

write

public static <T extends Certificate> void write(Path destination,
 T certificate)

loadCertificate

public static List<Certificate> loadCertificate(String... certificatePaths)

Loads certificates from the classpath and maps it into a list of Certificate.
Supported input format: PEM, P7B and DER

loadCertificate

public static List<Certificate> loadCertificate(Path... certificatePaths)

Loads certificates from the filesystem and maps it into a list of Certificate.
Supported input format: PEM, P7B and DER

loadCertificate

public static List<Certificate> loadCertificate(InputStream... certificateStreams)

Loads certificates from multiple InputStreams and maps it into a list of Certificate.
Supported input format: PEM, P7B and DER

loadCertificate

private static <T> List<Certificate> loadCertificate(Function<T,InputStream> resourceMapper,
 T[] resources)

parseCertificate

private static List<Certificate> parseCertificate(InputStream certificateStream)

Tries to map the InputStream to a list of Certificate. It assumes that the content of the InputStream is either PEM, P7B or DER. The InputStream will copied into an OutputStream so it can be read multiple times.

isPemFormatted

private static boolean isPemFormatted(String certificateContent)

isP7bFormatted

private static boolean isP7bFormatted(String certificateContent)

parsePemCertificate

public static List<Certificate> parsePemCertificate(String certificateContent)

Parses PEM formatted certificates containing a header as -----BEGIN CERTIFICATE----- and footer as -----END CERTIFICATE----- or header as -----BEGIN PKCS7----- and footer as -----END PKCS7----- with a base64 encoded data between the header and footer.

parseP7bCertificate

public static List<Certificate> parseP7bCertificate(String certificateContent)

Parses P7B formatted certificates containing a header as -----BEGIN PKCS7----- and footer as -----END PKCS7----- with a base64 encoded data between the header and footer.

parseCertificate

private static List<Certificate> parseCertificate(Matcher certificateMatcher)

parseDerCertificate

public static List<Certificate> parseDerCertificate(InputStream certificateStream)

getJdkTrustedCertificates

public static List<X509Certificate> getJdkTrustedCertificates()

getSystemTrustedCertificates

public static List<X509Certificate> getSystemTrustedCertificates()

getCertificatesFromExternalSource

public static List<X509Certificate> getCertificatesFromExternalSource(String url)

getCertificatesFromExternalSource

public static List<X509Certificate> getCertificatesFromExternalSource(Proxy proxy,
 String url)

getCertificatesFromExternalSource

public static List<X509Certificate> getCertificatesFromExternalSource(Proxy proxy,
 PasswordAuthentication passwordAuthentication,
 String url)

getCertificatesFromExternalSourceAsPem

public static List<String> getCertificatesFromExternalSourceAsPem(String url)

getCertificatesFromExternalSourceAsPem

public static List<String> getCertificatesFromExternalSourceAsPem(Proxy proxy,
 String url)

getCertificatesFromExternalSourceAsPem

public static List<String> getCertificatesFromExternalSourceAsPem(Proxy proxy,
 PasswordAuthentication passwordAuthentication,
 String url)

getCertificatesFromExternalSources

public static Map<String,List<X509Certificate>> getCertificatesFromExternalSources(String... urls)

getCertificatesFromExternalSources

public static Map<String,List<X509Certificate>> getCertificatesFromExternalSources(Proxy proxy,
 String... urls)

getCertificatesFromExternalSources

public static Map<String,List<X509Certificate>> getCertificatesFromExternalSources(Proxy proxy,
 PasswordAuthentication passwordAuthentication,
 String... urls)

getCertificatesFromExternalSources

public static Map<String,List<X509Certificate>> getCertificatesFromExternalSources(List<String> urls)

getCertificatesFromExternalSources

public static Map<String,List<X509Certificate>> getCertificatesFromExternalSources(Proxy proxy,
 List<String> urls)

getCertificatesFromExternalSources

public static Map<String,List<X509Certificate>> getCertificatesFromExternalSources(Proxy proxy,
 PasswordAuthentication passwordAuthentication,
 List<String> urls)

getCertificatesFromExternalSourcesAsPem

public static Map<String,List<String>> getCertificatesFromExternalSourcesAsPem(String... urls)

getCertificatesFromExternalSourcesAsPem

public static Map<String,List<String>> getCertificatesFromExternalSourcesAsPem(Proxy proxy,
 String... urls)

getCertificatesFromExternalSourcesAsPem

public static Map<String,List<String>> getCertificatesFromExternalSourcesAsPem(Proxy proxy,
 PasswordAuthentication passwordAuthentication,
 String... urls)

getCertificatesFromExternalSourcesAsPem

public static Map<String,List<String>> getCertificatesFromExternalSourcesAsPem(List<String> urls)

getCertificatesFromExternalSourcesAsPem

public static Map<String,List<String>> getCertificatesFromExternalSourcesAsPem(Proxy proxy,
 List<String> urls)

getCertificatesFromExternalSourcesAsPem

public static Map<String,List<String>> getCertificatesFromExternalSourcesAsPem(Proxy proxy,
 PasswordAuthentication passwordAuthentication,
 List<String> urls)

convertToPem

public static List<String> convertToPem(List<X509Certificate> certificates)

convertToPem

public static String convertToPem(Certificate certificate)

isSelfSigned

public static <T extends Certificate> boolean isSelfSigned(T certificate)