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Diffstat (limited to 'pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/EGIZDate.java')
| -rw-r--r-- | pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/EGIZDate.java | 284 |
1 files changed, 284 insertions, 0 deletions
diff --git a/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/EGIZDate.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/EGIZDate.java new file mode 100644 index 0000000..d2b29b6 --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/pdf/EGIZDate.java @@ -0,0 +1,284 @@ +/**
+ * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
+ * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
+ * joint initiative of the Federal Chancellery Austria and Graz University of
+ * Technology.
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://www.osor.eu/eupl/
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ *
+ * This product combines work with different licenses. See the "NOTICE" text
+ * file for details on the various modules and licenses.
+ * The "NOTICE" text file is part of the distribution. Any derivative works
+ * that you distribute must include a readable copy of the "NOTICE" text file.
+ *
+ * $Id: EGIZDate.java,v 1.1 2006/10/31 08:08:33 wprinz Exp $
+ */
+package at.knowcenter.wag.egov.egiz.pdf;
+
+import java.text.ParseException;
+import java.util.Calendar;
+import java.util.Date;
+import java.util.GregorianCalendar;
+
+import org.apache.commons.lang.time.DateUtils;
+import org.apache.log4j.Logger;
+
+/**
+ * Represents a signature date and the signing time as can be found in the
+ * SIG_DATE field.
+ *
+ * <p>
+ * This is used to compare date values of signatures.
+ * </p>
+ *
+ * @author wprinz
+ */
+public class EGIZDate {
+
+ private static final Logger LOG = Logger.getLogger(EGIZDate.class);
+
+ protected Date date = null;
+
+ // TODO remove deprecated old code
+// /**
+// * The year.
+// */
+// protected int year;
+//
+// /**
+// * The month.
+// */
+// protected int month;
+//
+// /**
+// * The day.
+// */
+// protected int day;
+//
+// /**
+// * The hour.
+// */
+// protected int hour;
+//
+// /**
+// * The minute.
+// */
+// protected int minute;
+//
+// /**
+// * The second.
+// */
+// protected int second;
+//
+// /**
+// * Constructor that fills the date with values.
+// *
+// * @param year
+// * The year.
+// * @param month
+// * The month.
+// * @param day
+// * The day.
+// * @param hour
+// * The hour.
+// * @param minute
+// * The minute.
+// * @param second
+// * The second.
+// */
+// public EGIZDate(int year, int month, int day, int hour, int minute,
+// int second) {
+// this.year = year;
+// this.month = month;
+// this.day = day;
+// this.hour = hour;
+// this.minute = minute;
+// this.second = second;
+// }
+
+
+ /**
+ * @param date
+ */
+ protected EGIZDate(Date date)
+ {
+ this.date = date;
+ }
+
+ /**
+ * Parses the date information from a given date value.
+ *
+ * <p>
+ * Usually the date value is one extracted from the value of the SIG_DATE
+ * field.
+ * </p>
+ *
+ * @param date_value
+ * The date value String.
+ * @return Returns the parsed EGIZDate. An IllegalArgumentException is
+ * thrown if the date String has an illegal format.
+ */
+ public static EGIZDate parseFromString(String date_value) {
+ Date date = parseDateFromString(date_value);
+// Calendar calendar = new GregorianCalendar();
+// calendar.setTime(date);
+
+ LOG.debug("Parsing date string \"" + date_value + "\" returns: " + date);
+
+// return new EGIZDate(calendar.get(Calendar.YEAR), calendar
+// .get(Calendar.MONTH), calendar.get(Calendar.DAY_OF_MONTH),
+// calendar.get(Calendar.HOUR), calendar.get(Calendar.MINUTE),
+// calendar.get(Calendar.SECOND));
+ return new EGIZDate(date);
+
+ }
+
+ public static Date parseDateFromString (String date_value)
+ {
+ // find the according RFC standard and cite it
+
+ /*
+ * Pattern date_pattern =
+ * Pattern.compile("^\\d\\d\\d\\d-\\d\\d-\\d\\dT\\d\\d:\\d\\d:\\d\\d(Z|((\\+|\\-)\\d\\d:\\d\\d))?$");
+ * Matcher date_matcher = date_pattern.matcher(date_value); if
+ * (!date_matcher.matches()) { throw new IllegalArgumentException("The
+ * date_value (" + date_value + ") has an illegal format."); } // for
+ * some strange reasons capture groups don't work
+ *
+ * int year = Integer.parseInt(date_value.substring(0, 4)); int month =
+ * Integer.parseInt(date_value.substring(5, 7)); int day =
+ * Integer.parseInt(date_value.substring(8, 10)); int hour =
+ * Integer.parseInt(date_value.substring(11, 13)); int minute =
+ * Integer.parseInt(date_value.substring(14, 16)); int second =
+ * Integer.parseInt(date_value.substring(17, 19)); return new
+ * EGIZDate(year, month, day, hour, minute, second);
+ */
+
+ String[] parsePatterns = { "yyyy-MM-dd'T'HH:mm:ss",
+ "yyyy-MM-dd'T'HH:mm:ssZ", "yyyy-MM-dd'T'HH:mm:ssZZ" };
+ if (date_value.length() > 19) {
+ int li = date_value.lastIndexOf(":");
+ if (li >= 19) {
+ date_value = new StringBuffer(date_value).deleteCharAt(li).toString();
+ }
+ // FIXME: @iaik: wenn man bei UTC+"Z" die letzten -2 Zeichen durch "UTC" ersetzt verliert die Zeit ihre Sekunden-Einerstelle!!!!!!!
+ // alter code:
+// if (date_value.endsWith("Z")) {
+// date_value = date_value.substring(0, date_value.length()-2) + "UTC";
+// }
+ // neuer code:
+ if (date_value.endsWith("ZZ")) {
+ date_value = date_value.substring(0, date_value.length()-2) + "UTC";
+ }
+ if (date_value.endsWith("Z")) {
+ date_value = date_value.substring(0, date_value.length()-1) + "UTC";
+ }
+
+ } else {
+ date_value += "UTC";
+ }
+
+ Date date;
+ try {
+ date = DateUtils.parseDate(date_value, parsePatterns);
+ } catch (ParseException e) {
+ throw new IllegalArgumentException("The date_value (" + date_value
+ + ") has an illegal format.");
+ }
+
+
+// return new EGIZDate(calendar.get(Calendar.YEAR), calendar
+// .get(Calendar.MONTH), calendar.get(Calendar.DAY_OF_MONTH),
+// calendar.get(Calendar.HOUR), calendar.get(Calendar.MINUTE),
+// calendar.get(Calendar.SECOND));
+
+ // fixed by tknall: really bad bug: Calendar.HOUR means hour in 12-hour-mode instead f 24-hour. !!!!
+ // this leads to false comparison of two dates where one date is prior noon and one after noon.
+// return new EGIZDate(calendar.get(Calendar.YEAR), calendar
+// .get(Calendar.MONTH), calendar.get(Calendar.DAY_OF_MONTH),
+// calendar.get(Calendar.HOUR_OF_DAY), calendar.get(Calendar.MINUTE),
+// calendar.get(Calendar.SECOND));
+ return date;
+
+ }
+
+ /**
+ * @see java.lang.Object#equals(java.lang.Object)
+ */
+ public boolean equals(Object obj) {
+ if (!(obj instanceof EGIZDate)) {
+ return false;
+ }
+
+ EGIZDate other = (EGIZDate)obj;
+ return this.date.equals(other.date);
+ }
+
+ /**
+ * @see java.lang.Object#hashCode()
+ */
+ public int hashCode() {
+ return this.date.hashCode();
+ }
+
+ /**
+ * @see java.lang.Object#toString()
+ */
+ public String toString()
+ {
+ return this.date.toString();
+ }
+
+
+// /**
+// * Converts the date to a long integer.
+// *
+// * <p>
+// * An earlier date is lower than a later date.
+// * </p>
+// * <p>
+// * E.g. a date in 1999 will get a smaller number than a date in 2006.
+// * </p>
+// *
+// * @return Returns the compareable long.
+// */
+// protected long toCompareableLong() {
+// return +this.year * 12 * 31 * 24 * 60 * 60 + this.month * 31 * 24 * 60
+// * 60 + this.day * 24 * 60 * 60 + this.hour * 60 * 60
+// + this.minute * 60 + this.second;
+// }
+
+ /**
+ * Compares this EGIZDate to another EXIZDate.
+ *
+ * @param other
+ * The other EGIZDate.
+ * @return Returns negative if this date is earlier (lower) than the other
+ * date. Returns 0 if both dates are equal. Returns positive if this
+ * date is later (higher) than the other date.
+ */
+ public int compareTo(EGIZDate other) {
+ return this.date.compareTo(other.date);
+// long diff = toCompareableLong() - other.toCompareableLong();
+// return (int) diff;
+ }
+
+ /**
+ * @return the date
+ */
+ public Date getDate()
+ {
+ return this.date;
+ }
+
+}
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