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Contents
package arjdbc.postgresql;
import arjdbc.util.DateTimeUtils;
import org.joda.time.DateTimeZone;
import org.jruby.RubyArray;
import org.jruby.RubyFloat;
import org.jruby.runtime.ThreadContext;
import org.jruby.runtime.builtin.IRubyObject;
/**
* PostgreSQL specific DateTime/Timestamp helpers
* @author dritz
*/
public abstract class PgDateTimeUtils extends DateTimeUtils {
/**
* Convert a ruby value to a PostgreSQL timestamp string
* @param context
* @param value Ruby value, typically a Time instance
* @param zone DateTimeZone to adjust to, optional
* @param withZone include timezone in string?
* @return A string fit for PostgreSQL
*/
public static String timestampValueToString(final ThreadContext context, IRubyObject value, DateTimeZone zone,
boolean withZone) {
if (value instanceof RubyFloat) {
final double dv = ((RubyFloat) value).getValue();
if (dv == Double.POSITIVE_INFINITY) {
return "infinity";
} else if (dv == Double.NEGATIVE_INFINITY) {
return "-infinity";
}
}
return timestampTimeToString(context, value, zone, withZone);
}
/**
* Converts a RubyArray with timestamp values to a java array of PostgreSQL timestamp strings
* @param context
* @param rubyArray
* @return Array of timestamp strings
*/
public static String[] timestampStringArray(final ThreadContext context, final RubyArray rubyArray) {
int size = rubyArray.size();
String[] values = new String[size];
for (int i = 0; i < size; i++) {
IRubyObject elem = rubyArray.eltInternal(i);
values[i] = timestampValueToString(context, elem, DateTimeZone.UTC, false);
}
return values;
}
}
Version data entries
74 entries across 74 versions & 2 rubygems