diff options
Diffstat (limited to 'bcprov/src/main/java/org/bouncycastle/asn1/DERUTCTime.java')
| -rw-r--r-- | bcprov/src/main/java/org/bouncycastle/asn1/DERUTCTime.java | 269 |
1 files changed, 9 insertions, 260 deletions
diff --git a/bcprov/src/main/java/org/bouncycastle/asn1/DERUTCTime.java b/bcprov/src/main/java/org/bouncycastle/asn1/DERUTCTime.java index c5bd536..18e17b1 100644 --- a/bcprov/src/main/java/org/bouncycastle/asn1/DERUTCTime.java +++ b/bcprov/src/main/java/org/bouncycastle/asn1/DERUTCTime.java @@ -1,278 +1,27 @@ package org.bouncycastle.asn1; -import java.io.IOException; -import java.text.ParseException; -import java.text.SimpleDateFormat; import java.util.Date; -import java.util.SimpleTimeZone; - -import org.bouncycastle.util.Arrays; -import org.bouncycastle.util.Strings; /** - * UTC time object. + * DER UTC time object. */ public class DERUTCTime - extends ASN1Primitive + extends ASN1UTCTime { - private byte[] time; - - /** - * return an UTC Time from the passed in object. - * - * @exception IllegalArgumentException if the object cannot be converted. - */ - public static ASN1UTCTime getInstance( - Object obj) - { - if (obj == null || obj instanceof ASN1UTCTime) - { - return (ASN1UTCTime)obj; - } - - if (obj instanceof DERUTCTime) - { - return new ASN1UTCTime(((DERUTCTime)obj).time); - } - - if (obj instanceof byte[]) - { - try - { - return (ASN1UTCTime)fromByteArray((byte[])obj); - } - catch (Exception e) - { - throw new IllegalArgumentException("encoding error in getInstance: " + e.toString()); - } - } - - throw new IllegalArgumentException("illegal object in getInstance: " + obj.getClass().getName()); - } - - /** - * return an UTC Time from a tagged object. - * - * @param obj the tagged object holding the object we want - * @param explicit true if the object is meant to be explicitly - * tagged false otherwise. - * @exception IllegalArgumentException if the tagged object cannot - * be converted. - */ - public static ASN1UTCTime getInstance( - ASN1TaggedObject obj, - boolean explicit) - { - ASN1Object o = obj.getObject(); - - if (explicit || o instanceof ASN1UTCTime) - { - return getInstance(o); - } - else - { - return new ASN1UTCTime(((ASN1OctetString)o).getOctets()); - } - } - - /** - * The correct format for this is YYMMDDHHMMSSZ (it used to be that seconds were - * never encoded. When you're creating one of these objects from scratch, that's - * what you want to use, otherwise we'll try to deal with whatever gets read from - * the input stream... (this is why the input format is different from the getTime() - * method output). - * <p> - * - * @param time the time string. - */ - public DERUTCTime( - String time) - { - this.time = Strings.toByteArray(time); - try - { - this.getDate(); - } - catch (ParseException e) - { - throw new IllegalArgumentException("invalid date string: " + e.getMessage()); - } - } - - /** - * base constructer from a java.util.date object - */ - public DERUTCTime( - Date time) - { - SimpleDateFormat dateF = new SimpleDateFormat("yyMMddHHmmss'Z'"); - - dateF.setTimeZone(new SimpleTimeZone(0,"Z")); - - this.time = Strings.toByteArray(dateF.format(time)); - } - - DERUTCTime( - byte[] time) - { - this.time = time; - } - - /** - * return the time as a date based on whatever a 2 digit year will return. For - * standardised processing use getAdjustedDate(). - * - * @return the resulting date - * @exception ParseException if the date string cannot be parsed. - */ - public Date getDate() - throws ParseException - { - SimpleDateFormat dateF = new SimpleDateFormat("yyMMddHHmmssz"); - - return dateF.parse(getTime()); - } - - /** - * return the time as an adjusted date - * in the range of 1950 - 2049. - * - * @return a date in the range of 1950 to 2049. - * @exception ParseException if the date string cannot be parsed. - */ - public Date getAdjustedDate() - throws ParseException + DERUTCTime(byte[] bytes) { - SimpleDateFormat dateF = new SimpleDateFormat("yyyyMMddHHmmssz"); - - dateF.setTimeZone(new SimpleTimeZone(0, "Z")); - - return dateF.parse(getAdjustedTime()); - } - - /** - * return the time - always in the form of - * YYMMDDhhmmssGMT(+hh:mm|-hh:mm). - * <p> - * Normally in a certificate we would expect "Z" rather than "GMT", - * however adding the "GMT" means we can just use: - * <pre> - * dateF = new SimpleDateFormat("yyMMddHHmmssz"); - * </pre> - * To read in the time and get a date which is compatible with our local - * time zone. - * <p> - * <b>Note:</b> In some cases, due to the local date processing, this - * may lead to unexpected results. If you want to stick the normal - * convention of 1950 to 2049 use the getAdjustedTime() method. - */ - public String getTime() - { - String stime = Strings.fromByteArray(time); - - // - // standardise the format. - // - if (stime.indexOf('-') < 0 && stime.indexOf('+') < 0) - { - if (stime.length() == 11) - { - return stime.substring(0, 10) + "00GMT+00:00"; - } - else - { - return stime.substring(0, 12) + "GMT+00:00"; - } - } - else - { - int index = stime.indexOf('-'); - if (index < 0) - { - index = stime.indexOf('+'); - } - String d = stime; - - if (index == stime.length() - 3) - { - d += "00"; - } - - if (index == 10) - { - return d.substring(0, 10) + "00GMT" + d.substring(10, 13) + ":" + d.substring(13, 15); - } - else - { - return d.substring(0, 12) + "GMT" + d.substring(12, 15) + ":" + d.substring(15, 17); - } - } - } - - /** - * return a time string as an adjusted date with a 4 digit year. This goes - * in the range of 1950 - 2049. - */ - public String getAdjustedTime() - { - String d = this.getTime(); - - if (d.charAt(0) < '5') - { - return "20" + d; - } - else - { - return "19" + d; - } - } - - boolean isConstructed() - { - return false; + super(bytes); } - int encodedLength() + public DERUTCTime(Date time) { - int length = time.length; - - return 1 + StreamUtil.calculateBodyLength(length) + length; + super(time); } - void encode( - ASN1OutputStream out) - throws IOException + public DERUTCTime(String time) { - out.write(BERTags.UTC_TIME); - - int length = time.length; - - out.writeLength(length); - - for (int i = 0; i != length; i++) - { - out.write((byte)time[i]); - } + super(time); } - - boolean asn1Equals( - ASN1Primitive o) - { - if (!(o instanceof DERUTCTime)) - { - return false; - } - return Arrays.areEqual(time, ((DERUTCTime)o).time); - } - - public int hashCode() - { - return Arrays.hashCode(time); - } - - public String toString() - { - return Strings.fromByteArray(time); - } + // TODO: create proper DER encoding. } |