MockHeaderUtil.java

/*
 * Copyright 2008-2010 the T2 Project ant the Others.
 *
 * Licensed 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.t2framework.confeito.mock;

import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Locale;

/**
 * <#if locale="en">
 * <p>
 * Utility class for http header.
 * 
 * </p>
 * <#else>
 * <p>
 * 
 * </p>
 * </#if>
 * 
 * @author shot
 * 
 */
public class MockHeaderUtil {

	protected static SimpleDateFormat[] DATE_FORMATTERS = {
			new SimpleDateFormat("EEE, dd MMM yyyy HH:mm:ss zzz", Locale.US),
			new SimpleDateFormat("EEEEEE, dd-MMM-yy HH:mm:ss zzz", Locale.US),
			new SimpleDateFormat("EEE MMMM d HH:mm:ss yyyy", Locale.US),
			new SimpleDateFormat("yyyy-MM-dd"),
			new SimpleDateFormat("yyyy/MM/dd") };

	protected MockHeaderUtil() {
	}

	public static long getDateValue(String value) {
		if (value == null) {
			return -1L;
		}
		for (int i = 0; i < DATE_FORMATTERS.length; i++) {
			try {
				return DATE_FORMATTERS[i].parse(value).getTime();
			} catch (ParseException ignore) {
			}
		}
		throw new IllegalArgumentException(value);
	}

	public static int getIntValue(String value) {
		if (value == null) {
			return -1;
		}
		return Integer.parseInt(value);
	}

	public static String getDateValue(long value) {
		return DATE_FORMATTERS[0].format(new Date(value));
	}
}