// 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 com.cloud.gate.util;


import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.List;

import org.apache.log4j.Logger;

import com.cloud.bridge.util.DateHelper;
import com.cloud.bridge.util.StringHelper;
import com.cloud.bridge.util.XElement;
import com.cloud.bridge.util.XSerializer;
import com.cloud.bridge.util.XSerializerJsonAdapter;
import com.cloud.bridge.util.XSerializerXmlAdapter;
import com.cloud.gate.testcase.BaseTestCase;

import junit.framework.Assert;

class SubFoo {
	@XElement(name="Name")
	private String name;
	
	@XElement(name="Value")
	private String value;
	
	public SubFoo() {
	}
	
	public SubFoo(String n, String v) {
		name = n;
		value = v;
	}
}

class BaseFoo {
	@XElement(name="BaseName")
	private String baseName;
	
	@XElement(name="BaseValue")
	private String baseValue;
	
	public BaseFoo() {
		baseName="baseName";
		baseValue="baseValue";
	}
}

class Foo extends BaseFoo {
	@XElement(name="Name")
	private String name;
	
	@XElement(name="Value")
	private String value;
	
	@XElement(name="ByteValue")
	private byte bValue;
	
	@XElement(name="ShortValue")
	private short sValue;
	
	@XElement(name="LongValue")
	private long lValue;
	
	@XElement(name="NullValue")
	private String nullValue;
	
	@XElement(name="TimeValue")
	private Date dt = new Date();
	
	@XElement(name="CalendarValue")
	private Calendar cal = Calendar.getInstance();
	
	@XElement(name="SubObject")
	public SubFoo sub;
	
	@XElement(name="SubObjects", item="ListItem", itemClass="com.cloud.gate.util.SubFoo")
	public List<SubFoo> subs;
	
	@XElement(name="ArrayObjects", item="ArrayItem", itemClass="com.cloud.gate.util.SubFoo")
	public SubFoo[] subArray;
	
	public Foo() {
		subs = new ArrayList<SubFoo>();
	}
	
	public Foo(String name, String value) {
		this.name = name;
		this.value = value;
		
		subs = new ArrayList<SubFoo>();
	}
}

public class UtilTestCase extends BaseTestCase {
    protected final static Logger logger = Logger.getLogger(UtilTestCase.class);
	
	public void testStringHelper() {
		String value = StringHelper.substringInBetween("archive/doc1.doc", "archive", "/");
		Assert.assertTrue(value == null);
		
		value = StringHelper.substringInBetween("archive/sub1/doc1.doc", "archive", "/");
		Assert.assertTrue(value.equals("sub1"));
		
		value = StringHelper.substringInBetween("archive/sub2/doc1.doc", "archive", "/");
		Assert.assertTrue(value.equals("sub2"));
		
		value = StringHelper.substringInBetween("archive/sub3/subb/doc1.doc", "archive", "/");
		Assert.assertTrue(value.equals("sub3"));
		
		value = StringHelper.substringInBetween("archive/sub3/subb/doc1.doc", "archive/sub3", "/");
		Assert.assertTrue(value.equals("subb"));
		
		value = StringHelper.substringInBetween("archive/sub3/subb/doc1.doc", null, "/");
		Assert.assertTrue(value.equals("archive"));
	}
	
	public void testJava2XmlJson() {
		XSerializer serializer = new XSerializer(new XSerializerXmlAdapter());
		serializer.setFlattenCollection(true);
		serializer.setOmitNull(true);
		Foo foo = new Foo("dummyName", "dummyValue");
		foo.sub = new SubFoo("subName", "subValue");
		foo.subs.add(new SubFoo("Sub1", "Sub1-value"));
		foo.subs.add(new SubFoo("Sub2", "Sub2-value"));
		
		foo.subArray = new SubFoo[3];
		foo.subArray[0] = new SubFoo("Array-sub1", "Sub1-value");
		foo.subArray[1] = new SubFoo("Array-sub2", "Sub1-value");
		foo.subArray[2] = new SubFoo("Array-sub3", "Sub1-value");
		
		String output = serializer.serializeTo(foo, "Foo", "http://www.cloud.com/S3", 0);
		logger.info(output);
		
		serializer = new XSerializer(new XSerializerJsonAdapter());
		output = serializer.serializeTo(foo, "Foo", "http://www.cloud.com/S3", 0);
		logger.info(output);
	}
	
	public void testXml2Java() {
		XSerializer serializer = new XSerializer(new XSerializerXmlAdapter());
		serializer.setFlattenCollection(true);
		XSerializer.registerRootType("Foo", Foo.class);
		
		try {
			InputStream is = this.getClass().getResourceAsStream("/com/cloud/gate/util/Xml2JavaTestData.xml");
			String xml = StringHelper.stringFromStream(is);
			Object object = serializer.serializeFrom(xml);
			if(object != null) {
				String output = serializer.serializeTo(object, "Foo", "http://www.cloud.com/S3", 0);
				logger.info("Redump parsed java object");
				logger.info(output);
			}
			is.close();
		} catch(IOException e) {
			logger.error("Unexpected exception " + e.getMessage(), e);
		}
	}
	
	public void testMisc() {
		String[] tokens = "/".split("/");
		logger.info("length : " + tokens.length);
		for(int i = 0; i < tokens.length; i++) {
			logger.info("token " + i + ": " + tokens[i]);
		}
		
		logger.info(DateHelper.getDateDisplayString(
			DateHelper.GMT_TIMEZONE, new Date(), "E, d MMM yyyy HH:mm:ss z"));
	}
}