Revision 44761 trunk/org.gvsig.desktop/org.gvsig.desktop.library/org.gvsig.expressionevaluator/org.gvsig.expressionevaluator.lib/org.gvsig.expressionevaluator.lib.impl/src/main/java/org/gvsig/expressionevaluator/impl/function/date/ToDateFunction.java
| ToDateFunction.java | ||
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package org.gvsig.expressionevaluator.impl.function.date; |
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import java.text.ParseException; |
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import java.text.SimpleDateFormat; |
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import java.util.Date; |
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import java.util.Locale; |
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import org.apache.commons.lang3.Range; |
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import org.gvsig.expressionevaluator.Interpreter; |
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import org.gvsig.expressionevaluator.spi.AbstractFunction; |
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import static org.gvsig.expressionevaluator.ExpressionBuilder.FUNCTION_TO_DATE; |
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import org.gvsig.tools.ToolsLocator; |
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import org.gvsig.tools.dataTypes.DataTypes; |
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@SuppressWarnings("UseSpecificCatch")
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public class ToDateFunction extends AbstractFunction {
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public ToDateFunction() {
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super("Date", FUNCTION_TO_DATE,Range.is(2),
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super("Date", FUNCTION_TO_DATE,Range.between(2,3),
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"Returns a date from the arguments", |
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FUNCTION_TO_DATE+"({{date}}, format)",
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new String[]{
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"date - a string with a date", |
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"format - Format to use to parse the date" |
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}, |
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"Date" |
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"Date", |
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true |
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); |
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} |
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|
| ... | ... | |
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@Override |
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public Object call(Interpreter interpreter, Object[] args) {
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Object date_obj = getObject(args, 0); |
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if( date_obj instanceof Date ) {
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Date x = new Date(((Date) date_obj).getTime()); |
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x.setHours(0); |
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x.setMinutes(0); |
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x.setSeconds(0); |
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return x; |
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} |
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String date = getStr(args, 0); |
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String format = null; |
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if( args.length==2 ) {
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format = getStr(args, 1); |
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} |
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SimpleDateFormat df = new SimpleDateFormat(); |
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if( format != null ) {
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df.applyPattern(format); |
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} |
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String format = getStr(args, 1); |
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try {
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if( date_obj instanceof Date ) {
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java.sql.Date x = new java.sql.Date(((Date) date_obj).getTime()); |
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return x; |
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} |
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Locale locale = Locale.getDefault(); |
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if( args.length==3 ) {
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locale = (Locale) ToolsLocator.getDataTypesManager().get(DataTypes.LOCALE).coerce(getStr(args,2)); |
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} |
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SimpleDateFormat df = new SimpleDateFormat(format, locale); |
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Date x = df.parse(date); |
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x.setHours(0); |
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x.setMinutes(0); |
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x.setSeconds(0); |
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return x; |
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} catch (ParseException ex) {
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java.sql.Date x2 = new java.sql.Date(x.getTime()); |
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return x2; |
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} catch (Exception ex) {
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throw new RuntimeException("Can't parse date value '"+date+"' with format '"+format==null?"":format+"'", ex);
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} |
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