package eu.etaxonomy.cdm.model.common;
+import java.io.Serializable;
import java.util.Calendar;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
import javax.persistence.Embeddable;
-import javax.persistence.Temporal;
-import javax.persistence.TemporalType;
import javax.persistence.Transient;
+import javax.xml.bind.annotation.XmlAccessType;
+import javax.xml.bind.annotation.XmlAccessorType;
+import javax.xml.bind.annotation.XmlElement;
+import javax.xml.bind.annotation.XmlRootElement;
+import javax.xml.bind.annotation.XmlType;
+import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter;
import org.apache.log4j.Logger;
+import org.hibernate.annotations.Type;
+import org.hibernate.search.annotations.Field;
+import org.hibernate.search.annotations.FieldBridge;
+import org.joda.time.DateTime;
+import org.joda.time.DateTimeFieldType;
+import org.joda.time.LocalDate;
+import org.joda.time.Partial;
+import org.joda.time.ReadableInstant;
+import org.joda.time.ReadablePartial;
+import org.joda.time.format.DateTimeFormatter;
+
+import eu.etaxonomy.cdm.common.CdmUtils;
+import eu.etaxonomy.cdm.hibernate.PartialBridge;
+import eu.etaxonomy.cdm.jaxb.PartialAdapter;
/**
* @author m.doering
* @version 1.0
* @created 08-Nov-2007 13:07:00
+ * @updated 05-Dec-2008 23:00:05
*/
+@XmlAccessorType(XmlAccessType.FIELD)
+@XmlType(name = "TimePeriod", propOrder = {
+ "start",
+ "end",
+ "freeText"
+})
+@XmlRootElement(name = "TimePeriod")
@Embeddable
-public class TimePeriod implements Cloneable{
+public class TimePeriod implements Cloneable, Serializable {
private static final Logger logger = Logger.getLogger(TimePeriod.class);
+ public static final DateTimeFieldType MONTH_TYPE = DateTimeFieldType.monthOfYear();
+ public static final DateTimeFieldType YEAR_TYPE = DateTimeFieldType.year();
+ public static final DateTimeFieldType DAY_TYPE = DateTimeFieldType.dayOfMonth();
+ @XmlElement(name = "Start")
+ @XmlJavaTypeAdapter(value = PartialAdapter.class)
+ @Type(type="partialUserType")
+ @Field(index = org.hibernate.search.annotations.Index.UN_TOKENIZED)
+ @FieldBridge(impl = PartialBridge.class)
+ private Partial start;
- private Calendar start;
- private Calendar end;
+ @XmlElement(name = "End")
+ @XmlJavaTypeAdapter(value = PartialAdapter.class)
+ @Type(type="partialUserType")
+ @Field(index = org.hibernate.search.annotations.Index.UN_TOKENIZED)
+ @FieldBridge(impl = PartialBridge.class)
+ private Partial end;
+ @XmlElement(name = "FreeText")
+ private String freeText;
+
+
/**
* Factory method
* @return
* Factory method
* @return
*/
- public static TimePeriod NewInstance(Calendar startDate){
+ public static TimePeriod NewInstance(Partial startDate){
return new TimePeriod(startDate);
}
* Factory method
* @return
*/
- public static TimePeriod NewInstance(Calendar startDate, Calendar endDate){
+ public static TimePeriod NewInstance(Partial startDate, Partial endDate){
+ return new TimePeriod(startDate, endDate);
+ }
+
+
+ /**
+ * Factory method
+ * @return
+ */
+ public static TimePeriod NewInstance(Integer year){
+ Integer endYear = null;
+ return NewInstance(year, endYear);
+ }
+
+ /**
+ * Factory method
+ * @return
+ */
+ public static TimePeriod NewInstance(Integer startYear, Integer endYear){
+ Partial startDate = null;
+ Partial endDate = null;
+ if (startYear != null){
+ startDate = new Partial().with(YEAR_TYPE, startYear);
+ }
+ if (endYear != null){
+ endDate = new Partial().with(YEAR_TYPE, endYear);
+ }
return new TimePeriod(startDate, endDate);
}
+
+
+
+ /**
+ * Factory method to create a TimePeriod from a <code>Calendar</code>. The Calendar is stored as the starting instant.
+ * @return
+ */
+ public static TimePeriod NewInstance(Calendar startCalendar){
+ return NewInstance(startCalendar, null);
+ }
+
+ /**
+ * Factory method to create a TimePeriod from a <code>ReadableInstant</code>(e.g. <code>DateTime</code>).
+ * The <code>ReadableInstant</code> is stored as the starting instant.
+ * @return
+ */
+ public static TimePeriod NewInstance(ReadableInstant readableInstant){
+ return NewInstance(readableInstant, null);
+ }
+
+ /**
+ * Factory method to create a TimePeriod from a starting and an ending <code>Calendar</code>
+ * @return
+ */
+ public static TimePeriod NewInstance(Calendar startCalendar, Calendar endCalendar){
+ Partial startDate = null;
+ Partial endDate = null;
+ if (startCalendar != null){
+ startDate = calendarToPartial(startCalendar);
+ }
+ if (endCalendar != null){
+ endDate = calendarToPartial(endCalendar);
+ }
+ return new TimePeriod(startDate, endDate);
+ }
+
+
+ /**
+ * Factory method to create a TimePeriod from a starting and an ending <code>ReadableInstant</code>(e.g. <code>DateTime</code>)
+ * @return
+ */
+ public static TimePeriod NewInstance(ReadableInstant startInstant, ReadableInstant endInstant){
+ Partial startDate = null;
+ Partial endDate = null;
+ if (startInstant != null){
+ startDate = readableInstantToPartial(startInstant);
+ }
+ if (endInstant != null){
+ endDate = readableInstantToPartial(endInstant);
+ }
+ return new TimePeriod(startDate, endDate);
+ }
+
+
+ /**
+ * Transforms a <code>Calendar</code> into a <code>Partial</code>
+ * @param calendar
+ * @return
+ */
+ public static Partial calendarToPartial(Calendar calendar){
+ LocalDate ld = new LocalDate(calendar);
+ Partial partial = new Partial(ld);
+ return partial;
+ }
+
+ /**
+ * Transforms a <code>Calendar</code> into a <code>Partial</code>
+ * @param calendar
+ * @return
+ */
+ public static Partial readableInstantToPartial(ReadableInstant readableInstant){
+ DateTime dt = readableInstant.toInstant().toDateTime();
+ LocalDate ld = dt.toLocalDate();
+ Partial partial = new Partial(ld);
+ return partial;
+ }
/**
* Constructor
protected TimePeriod() {
super();
}
- public TimePeriod(Calendar startDate) {
+ public TimePeriod(Partial startDate) {
start=startDate;
}
- public TimePeriod(Calendar startDate, Calendar endDate) {
+ public TimePeriod(Partial startDate, Partial endDate) {
start=startDate;
end=endDate;
}
- @Temporal(TemporalType.TIMESTAMP)
- public Calendar getStart() {
+ /**
+ * True, if this time period represents a period not a single point in time.
+ * This is by definition, that the time period has a start and an end value,
+ * and both have a year value that is not null
+ * @return
+ */
+ @Transient
+ public boolean isPeriod(){
+ if (getStartYear() != null && getEndYear() != null ){
+ return true;
+ }else{
+ return false;
+ }
+ }
+
+ /**
+ * True, if there is no start date and no end date and no freetext representation exists.
+ * @return
+ */
+ @Transient
+ public boolean isEmpty(){
+ if (CdmUtils.isEmpty(this.getFreeText()) && start == null && end == null ){
+ return true;
+ }else{
+ return false;
+ }
+ }
+
+
+ public Partial getStart() {
return start;
}
- public void setStart(Calendar start) {
+
+ public void setStart(Partial start) {
this.start = start;
}
- @Temporal(TemporalType.TIMESTAMP)
- public Calendar getEnd() {
+ public Partial getEnd() {
return end;
}
- public void setEnd(Calendar end) {
+
+ public void setEnd(Partial end) {
this.end = end;
}
+ /**
+ * For time periods that need to store more information than the one
+ * that can be stored in <code>start</code> and <code>end</code>.
+ * If free text is not <code>null</null> {@link #toString()} will always
+ * return the free text value.
+ * <BR>Use {@link #toString()} for public use.
+ * @return the freeText
+ */
+ public String getFreeText() {
+ return freeText;
+ }
+
+
+ /**
+ * Use {@link #parseSingleDate(String)} for public use.
+ * @param freeText the freeText to set
+ */
+ public void setFreeText(String freeText) {
+ this.freeText = freeText;
+ }
+
+
@Transient
public String getYear(){
String result = "";
- if (start != null){
- result += String.valueOf(this.start.get(Calendar.YEAR));
- if (end != null){
- result += "-" + String.valueOf(this.end.get(Calendar.YEAR));
+ if (getStartYear() != null){
+ result += String.valueOf(getStartYear());
+ if (getEndYear() != null){
+ result += "-" + String.valueOf(getEndYear());
}
}else{
- if (end != null){
- result += String.valueOf(this.end.get(Calendar.YEAR));
+ if (getEndYear() != null){
+ result += String.valueOf(getEndYear());
}
}
return result;
}
+ @Transient
+ public Integer getStartYear(){
+ return getPartialValue(start, YEAR_TYPE);
+ }
+
+ @Transient
+ public Integer getStartMonth(){
+ return getPartialValue(start, MONTH_TYPE);
+ }
+
+ @Transient
+ public Integer getStartDay(){
+ return getPartialValue(start, DAY_TYPE);
+ }
+
+ @Transient
+ public Integer getEndYear(){
+ return getPartialValue(end, YEAR_TYPE);
+ }
+
+ @Transient
+ public Integer getEndMonth(){
+ return getPartialValue(end, MONTH_TYPE);
+ }
+
+ @Transient
+ public Integer getEndDay(){
+ return getPartialValue(end, DAY_TYPE);
+ }
+
+ public static Integer getPartialValue(Partial partial, DateTimeFieldType type){
+ if (partial == null || ! partial.isSupported(type)){
+ return null;
+ }else{
+ return partial.get(type);
+ }
+
+ }
+
+ public TimePeriod setStartYear(Integer year){
+ return setStartField(year, YEAR_TYPE);
+ }
+
+ public TimePeriod setStartMonth(Integer month) throws IndexOutOfBoundsException{
+ return setStartField(month, MONTH_TYPE);
+ }
+
+ public TimePeriod setStartDay(Integer day) throws IndexOutOfBoundsException{
+ return setStartField(day, DAY_TYPE);
+ }
+
+ public TimePeriod setEndYear(Integer year){
+ return setEndField(year, YEAR_TYPE);
+ }
+
+ public TimePeriod setEndMonth(Integer month) throws IndexOutOfBoundsException{
+ return setEndField(month, MONTH_TYPE);
+ }
+
+ public TimePeriod setEndDay(Integer day) throws IndexOutOfBoundsException{
+ return setEndField(day, DAY_TYPE);
+ }
+
+ public static Partial setPartialField(Partial partial, Integer value, DateTimeFieldType type)
+ throws IndexOutOfBoundsException{
+ if (partial == null){
+ partial = new Partial();
+ }
+ if (value == null){
+ return partial.without(type);
+ }else{
+ checkFieldValues(value, type, partial);
+ return partial.with(type, value);
+ }
+ }
+
+ private TimePeriod setStartField(Integer value, DateTimeFieldType type)
+ throws IndexOutOfBoundsException{
+ start = setPartialField(start, value, type);
+ return this;
+ }
+
+ private TimePeriod setEndField(Integer value, DateTimeFieldType type)
+ throws IndexOutOfBoundsException{
+ end = setPartialField(end, value, type);
+ return this;
+ }
+
+ /**
+ * Throws an IndexOutOfBoundsException if the value does not have a valid value
+ * (e.g. month > 12, month < 1, day > 31, etc.)
+ * @param value
+ * @param type
+ * @throws IndexOutOfBoundsException
+ */
+ private static void checkFieldValues(Integer value, DateTimeFieldType type, Partial partial)
+ throws IndexOutOfBoundsException{
+ int max = 9999999;
+ if (type.equals(MONTH_TYPE)){
+ max = 12;
+ }
+ if (type.equals(DAY_TYPE)){
+ max = 31;
+ Integer month = null;
+ if (partial.isSupported(MONTH_TYPE)){
+ month = partial.get(MONTH_TYPE);
+ }
+ if (month != null){
+ if (month == 2){
+ max = 29;
+ }else if (month == 4 ||month == 6 ||month == 9 ||month == 11){
+ max = 30;
+ }
+ }
+ }
+ if ( (value < 1 || value > max) ){
+ throw new IndexOutOfBoundsException("Value must be between 1 and " + max);
+ }
+ }
+
+ private void initStart(){
+ if (start == null){
+ start = new Partial();
+ }
+ }
+
+ private void initEnd(){
+ if (end == null){
+ end = new Partial();
+ }
+ }
+
+
+ //patter for first year in string;
+ private static final Pattern firstYearPattern = Pattern.compile("\\d{4}");
+ //case "1806"[1807];
+ private static final Pattern uncorrectYearPatter = Pattern.compile("\"\\d{4}\"\\s*\\[\\d{4}\\]");
+ //case fl. 1806 or c. 1806 or fl. 1806?
+ private static final Pattern prefixedYearPattern = Pattern.compile("(fl|c)\\.\\s*\\d{4}(\\s*-\\s*\\d{4})?\\??");
+ //standard
+ private static final Pattern standardPattern = Pattern.compile("\\s*\\d{2,4}(\\s*-(\\s*\\d{2,4})?)?");
+
+
+ public static TimePeriod parseString(TimePeriod timePeriod, String periodString){
+ //TODO move to parser class
+ //TODO until now only quick and dirty (and partly wrong)
+ TimePeriod result = timePeriod;
+
+ if(timePeriod == null){
+ return timePeriod;
+ }
+
+ if (periodString == null){
+ return result;
+ }
+ periodString = periodString.trim();
+
+ result.setFreeText(null);
+
+ //case "1806"[1807];
+ if (uncorrectYearPatter.matcher(periodString).matches()){
+ result.setFreeText(periodString);
+ String realYear = periodString.split("\\[")[1];
+ realYear = realYear.replace("]", "");
+ result.setStartYear(Integer.valueOf(realYear));
+ result.setFreeText(periodString);
+ //case fl. 1806 or c. 1806 or fl. 1806?
+ }else if(prefixedYearPattern.matcher(periodString).matches()){
+ result.setFreeText(periodString);
+ Matcher yearMatcher = firstYearPattern.matcher(periodString);
+ yearMatcher.find();
+ String startYear = yearMatcher.group();
+ result.setStartYear(Integer.valueOf(startYear));
+ if (yearMatcher.find()){
+ String endYear = yearMatcher.group();
+ result.setEndYear(Integer.valueOf(endYear));
+ }
+ }else if (standardPattern.matcher(periodString).matches()){
+ String[] years = periodString.split("-");
+ Partial dtStart = null;
+ Partial dtEnd = null;
+
+ if (years.length > 2 || years.length <= 0){
+ logger.warn("More than 1 '-' in period String: " + periodString);
+ }else {
+ try {
+ //start
+ if (! CdmUtils.isEmpty(years[0])){
+ dtStart = parseSingleDate(years[0].trim());
+ }
+
+ //end
+ if (years.length >= 2 && ! CdmUtils.isEmpty(years[1])){
+ years[1] = years[1].trim();
+ if (years[1].length()==2 && dtStart != null && dtStart.isSupported(DateTimeFieldType.year())){
+ years[1] = String.valueOf(dtStart.get(DateTimeFieldType.year())/100) + years[1];
+ }
+ dtEnd = parseSingleDate(years[1]);
+ }
+
+ result.setStart(dtStart);
+ result.setEnd(dtEnd);
+ } catch (IllegalArgumentException e) {
+ //logger.warn(e.getMessage());
+ result.setFreeText(periodString);
+ }
+ }
+ }else{
+ result.setFreeText(periodString);
+ }
+ return result;
+ }
+
+ public static TimePeriod parseString(String strPeriod) {
+ TimePeriod timePeriod = TimePeriod.NewInstance();
+ return parseString(timePeriod, strPeriod);
+ }
+
+
+ protected static Partial parseSingleDate(String singleDateString) throws IllegalArgumentException{
+ //FIXME until now only quick and dirty and incomplete
+ Partial partial = new Partial();
+ singleDateString = singleDateString.trim();
+ if (CdmUtils.isNumeric(singleDateString)){
+ try {
+ Integer year = Integer.valueOf(singleDateString.trim());
+ if (year < 1000 && year > 2100){
+ logger.warn("Not a valid year: " + year + ". Year must be between 1000 and 2100");
+ }else if (year < 1700 && year > 2100){
+ logger.warn("Not a valid taxonomic year: " + year + ". Year must be between 1750 and 2100");
+ partial = partial.with(YEAR_TYPE, year);
+ }else{
+ partial = partial.with(YEAR_TYPE, year);
+ }
+ } catch (NumberFormatException e) {
+ logger.debug("Not a Integer format in getCalendar()");
+ throw new IllegalArgumentException(e);
+ }
+ }else{
+ throw new IllegalArgumentException("Until now only years can be parsed as single dates. But date is: " + singleDateString);
+ }
+ return partial;
+
+ }
+
+
+
+ private class TimePeriodPartialFormatter extends DateTimeFormatter{
+ private TimePeriodPartialFormatter(){
+ super(null, null);
+ }
+ public String print(ReadablePartial partial){
+ //TODO
+ String result = "";
+ String year = (partial.isSupported(YEAR_TYPE))? String.valueOf(partial.get(YEAR_TYPE)):null;
+ String month = (partial.isSupported(MONTH_TYPE))? String.valueOf(partial.get(MONTH_TYPE)):null;;
+ String day = (partial.isSupported(DAY_TYPE))? String.valueOf(partial.get(DAY_TYPE)):null;;
+
+ if (month !=null){
+ if (year == null){
+ year = "xxxx";
+ }
+ }
+ if (day != null){
+ if (month == null){
+ month = "xx";
+ }
+ if (year == null){
+ year = "xxxx";
+ }
+ }
+ result = (day != null)? day + "." : "";
+ result += (month != null)? month + "." : "";
+ result += (year != null)? year : "";
+
+ return result;
+ }
+
+ }
+
+//**************************** to String ****************************************
+
+ /**
+ * Returns the {@link #getFreeText()} value if free text is not <code>null</code>.
+ * Otherwise the concatenation of <code>start</code> and <code>end</code> is returned.
+ *
+ * @see java.lang.Object#toString()
+ */
+ public String toString(){
+ String result = null;
+ DateTimeFormatter formatter = new TimePeriodPartialFormatter();
+ if ( CdmUtils.isNotEmpty(this.getFreeText())){
+ result = this.getFreeText();
+ }else{
+ String strStart = start != null ? start.toString(formatter): null;
+ String strEnd = end != null ? end.toString(formatter): null;
+ result = CdmUtils.concat("-", strStart, strEnd);
+ }
+ return result;
+ }
+
+//*********** EQUALS **********************************/
+
+
+ /* (non-Javadoc)
+ * @see java.lang.Object#equals(java.lang.Object)
+ */
+ @Override
+ public boolean equals(Object obj) {
+ if (obj == null){
+ return false;
+ }
+ if (! (obj instanceof TimePeriod)){
+ return false;
+ }
+ TimePeriod that = (TimePeriod)obj;
+
+ if (! CdmUtils.nullSafeEqual(this.start, that.start)){
+ return false;
+ }
+ if (! CdmUtils.nullSafeEqual(this.end, that.end)){
+ return false;
+ }
+ if (! CdmUtils.nullSafeEqual(this.freeText, that.freeText)){
+ return false;
+ }
+ return true;
+ }
+
+ /* (non-Javadoc)
+ * @see java.lang.Object#hashCode()
+ */
+ @Override
+ public int hashCode() {
+ int hashCode = 7;
+ hashCode = 29*hashCode +
+ (start== null? 33: start.hashCode()) +
+ (end== null? 39: end.hashCode()) +
+ (freeText== null? 41: freeText.hashCode());
+ return super.hashCode();
+ }
+
//*********** CLONE **********************************/
+
/* (non-Javadoc)
* @see java.lang.Object#clone()
*/
@Override
- public TimePeriod clone() {
+ public Object clone() {
try {
TimePeriod result = (TimePeriod)super.clone();
- result.setStart((Calendar)start.clone());
- result.setEnd((Calendar)start.clone());
+ result.setStart(this.start); //DateTime is immutable
+ result.setEnd(this.end);
+ result.setFreeText(this.freeText);
return result;
} catch (CloneNotSupportedException e) {
logger.warn("Clone not supported exception. Should never occurr !!");
return null;
}
}
+
}
\ No newline at end of file