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/*
* Copyright (c) 2019 TOYOTA MOTOR CORPORATION
*
* 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 app.market.utils;
import java.lang.reflect.Field;
import java.lang.reflect.ParameterizedType;
import java.lang.reflect.Type;
import java.util.ArrayList;
import java.util.Date;
import java.util.UUID;
import org.apache.commons.lang3.StringUtils;
import app.market.utils.constants.Constants;
import app.market.utils.datetime.DateTimeUtils;
/**
* tools
*
* @author Toyota
* @date 2017/10/10
*/
public class Utils {
/**
* Entity converter
*
* @see set in/out class
*
* @param org
* @param dest
* @throws NoSuchFieldException
* @throws SecurityException
* @throws IllegalArgumentException
* @throws IllegalAccessException
*/
public static void reflect(Object org, Object dest) throws Exception {
Class<?> orgClass = org.getClass();
Class<?> destClass = dest.getClass();
for (Field orgField : orgClass.getDeclaredFields()) {
orgField.setAccessible( true );
String orgFieldName = orgField.getName();
if ( "serialVersionUID".equals( orgFieldName ) ) {
continue;
}
Field destField;
try {
destField = destClass.getDeclaredField( orgFieldName );
} catch ( NoSuchFieldException e ) {
continue;
}
destField.setAccessible( true );
if ( ( orgField.getType().getName().equals( "java.lang.Integer" )
|| orgField.getType().getName().equals( "int" ) ) && orgField.get( org ) != null ) {
if ( destField.getType().getName().equals( "java.lang.String" ) ) {
destField.set( dest, String.valueOf( orgField.get( org ) ) );
} else {
destField.set( dest, orgField.get( org ) );
}
} else if ( orgField.getType().getName().equals( "java.util.Date" ) && orgField.get( org ) != null ) {
// to string
if ( destField.getType().getName().equals( "java.lang.String" ) ) {
destField.set( dest, DateTimeUtils.getDate( DateTimeUtils.DATE_FORMAT_YYYYMMDDHHMMSS,
(Date) orgField.get( org ) ) );
} else {
destField.set( dest, (Date) orgField.get( org ) );
}
} else if ( orgField.getType().getName().equals( "java.util.List" ) ) {
for (int i = 0; i < ( (ArrayList<?>) orgField.get( org ) ).size(); i++) {
Object orgItem = ( (ArrayList<?>) orgField.get( org ) ).get( i );
Type destItemType = ( (ParameterizedType) destField.getGenericType() ).getActualTypeArguments()[0];
Object destItem = ( Class.forName( destItemType.getTypeName() ) ).newInstance();
reflect( orgItem, destItem );
( (ArrayList<Object>) destField.get( dest ) ).add( destItem );
}
} else {
if ( destField.getType().getName().equals( "java.util.Date" ) && orgField.get( org ) != null
&& StringUtils.isNotEmpty( orgField.get( org ).toString() ) ) {
destField.set( dest, DateTimeUtils.getDate( DateTimeUtils.DATE_FORMAT_YYYYMMDD,
orgField.get( org ).toString() ) );
} else {
if ( destField.getType().getName().equals( orgField.getType().getName() ) ) {
destField.set( dest, orgField.get( org ) );
}
}
}
}
}
/**
* Get UUID
*
* @return
*/
public static String generatorUUID() {
return UUID.randomUUID().toString();
}
public static boolean strIsEmpty(String s) {
if (s == null || "".equals(s)) {
return true;
}
return false;
}
/***
* Get file name from path
* @param filePath
* @return succeed, return file name
* failed, return null
*/
public static String getFileNameFromPath(String filePath) {
String ret = "";
try{
ret = filePath.substring(filePath.lastIndexOf(Constants.PATH_SEPARATOR) + 1);
}catch (Exception e){
e.printStackTrace();
return null;
}
return ret;
}
}
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