org.apdplat.word.util

Class Utils

java.lang.Object

org.apdplat.word.util.Utils

public class Utils
extends Object

工具类

Author:

杨尚川

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	Utils.FileSegmentationCallback

Constructor Summary

Constructors

Constructor and Description
Utils()

Method Summary

Modifier and Type	Method and Description
static boolean	deleteDir(File dir) 删除目录
static String	getTimeDes(Long ms) 根据毫秒数转换为自然语言表示的时间
static boolean	isChineseCharAndLengthAtLeastOne(String word) 至少出现一次中文字符，且以中文字符开头和结束
static boolean	isChineseCharAndLengthAtLeastTwo(String word) 至少出现两次中文字符，且以中文字符开头和结束
static void	seg(File input, File output, boolean removeStopWords, SegmentationAlgorithm segmentationAlgorithm) 对文件进行分词
static void	seg(File input, File output, boolean removeStopWords, SegmentationAlgorithm segmentationAlgorithm, Utils.FileSegmentationCallback fileSegmentationCallback) 对文件进行分词

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Utils

public Utils()

Method Detail

isChineseCharAndLengthAtLeastOne

public static boolean isChineseCharAndLengthAtLeastOne(String word)

至少出现一次中文字符，且以中文字符开头和结束

Parameters:

word -

Returns:

isChineseCharAndLengthAtLeastTwo

public static boolean isChineseCharAndLengthAtLeastTwo(String word)

至少出现两次中文字符，且以中文字符开头和结束

Parameters:

word -

Returns:

deleteDir

public static boolean deleteDir(File dir)

删除目录

Parameters:

dir - 目录

Returns:

是否成功

seg

public static void seg(File input,
                       File output,
                       boolean removeStopWords,
                       SegmentationAlgorithm segmentationAlgorithm)
                throws Exception

对文件进行分词

Parameters:

input - 输入文件

output - 输出文件

removeStopWords - 是否移除停用词

segmentationAlgorithm - 分词算法

Throws:

Exception

seg

public static void seg(File input,
                       File output,
                       boolean removeStopWords,
                       SegmentationAlgorithm segmentationAlgorithm,
                       Utils.FileSegmentationCallback fileSegmentationCallback)
                throws Exception

对文件进行分词

Parameters:

input - 输入文件

output - 输出文件

removeStopWords - 是否移除停用词

segmentationAlgorithm - 分词算法

fileSegmentationCallback - 分词结果回调

Throws:

Exception

getTimeDes

public static String getTimeDes(Long ms)

根据毫秒数转换为自然语言表示的时间

Parameters:

ms - 毫秒

Returns:

自然语言表示的时间