/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.camel.dataformat.bindy.format.factories;
import java.time.LocalDateTime;
import java.time.ZoneId;
import java.time.format.DateTimeFormatter;
import java.util.Locale;
import org.apache.camel.dataformat.bindy.Format;
import org.apache.camel.dataformat.bindy.FormattingOptions;
import org.apache.camel.dataformat.bindy.PatternFormat;
import org.apache.camel.dataformat.bindy.format.FormatException;
import org.apache.camel.util.ObjectHelper;
public class LocalDateTimeFormatFactory extends AbstractFormatFactory {
{
supportedClasses.add(LocalDateTime.class);
}
@Override
public Format<?> build(FormattingOptions formattingOptions) {
return new LocalDateTimePatternFormat(formattingOptions.getPattern(),
formattingOptions.getTimezone(),
formattingOptions.getLocale());
}
private static class LocalDateTimePatternFormat implements PatternFormat<LocalDateTime> {
private String pattern;
private Locale locale;
private ZoneId zone;
LocalDateTimePatternFormat(String pattern, String timezone, Locale locale) {
this.pattern = pattern;
this.locale = locale;
if (timezone.isEmpty()) {
this.zone = ZoneId.systemDefault();
} else {
this.zone = ZoneId.of(timezone);
}
}
public String format(LocalDateTime object) throws Exception {
ObjectHelper.notNull(this.pattern, "pattern");
return this.getDateFormat().format(object);
}
public LocalDateTime parse(String string) throws Exception {
LocalDateTime date;
DateTimeFormatter df = this.getDateFormat();
ObjectHelper.notNull(this.pattern, "pattern");
if (doesStringFitLengthOfPattern(string)) {
date = LocalDateTime.parse(string, df);
return date;
} else {
throw new FormatException("Date provided does not fit the pattern defined");
}
}
private boolean doesStringFitLengthOfPattern(String string) {
return string.length() <= this.pattern.length();
}
DateTimeFormatter getDateFormat() {
DateTimeFormatter result;
if (locale != null) {
result = DateTimeFormatter.ofPattern(pattern, locale)
.withZone(zone);
} else {
result = DateTimeFormatter.ofPattern(pattern)
.withZone(zone);
}
return result;
}
public String getPattern() {
return pattern;
}
/**
* Sets the pattern
*
* @param pattern the pattern
*/
public void setPattern(String pattern) {
this.pattern = pattern;
}
}
}