/*
* 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.syncope.common.rest.api;
import java.lang.annotation.Annotation;
import java.lang.reflect.Type;
import java.text.ParseException;
import java.util.Date;
import javax.ws.rs.ext.ParamConverter;
import javax.ws.rs.ext.ParamConverterProvider;
import org.apache.commons.lang3.time.FastDateFormat;
import org.apache.syncope.common.lib.SyncopeConstants;
public class DateParamConverterProvider implements ParamConverterProvider {
private static final FastDateFormat DATE_FORMAT = FastDateFormat.getInstance(SyncopeConstants.DEFAULT_DATE_PATTERN);
private static class DateParamConverter implements ParamConverter<Date> {
@Override
public Date fromString(final String value) {
try {
return DATE_FORMAT.parse(value);
} catch (final ParseException e) {
throw new IllegalArgumentException("Unparsable date: " + value, e);
}
}
@Override
public String toString(final Date value) {
return DATE_FORMAT.format(value);
}
}
@Override
@SuppressWarnings("unchecked")
public <T> ParamConverter<T> getConverter(
final Class<T> rawType, final Type genericType, final Annotation[] annotations) {
if (Date.class.equals(rawType)) {
return (ParamConverter<T>) new DateParamConverter();
}
return null;
}
}