问题描述
代码应该查看一个单词在文本文件/书籍摘录中出现的次数,但它只检查一个单词在一行中出现的次数。
我想看看 wordStorage
中的任何单词是否与 finalWordCount
中的任何单词匹配,如果匹配,它应该增加 finalWordCount
中单词对象的计数,如果没有匹配一个新单词应该使用存储中的那个词创建对象。
import java.io.File;
import java.io.FileNotFoundException;
import java.util.ArrayList;
import java.util.Scanner;
public class WordCounter {
private ArrayList<Word> finalWordCount;
private ArrayList<String> wordStorage;
public WordCounter(File input) throws FileNotFoundException {
finalWordCount = new ArrayList<Word>();
wordStorage = new ArrayList<String>();
}
public void getMatches() {
for (int i = 0; i < finalWordCount.size(); i++) {
System.out.println(finalWordCount.get(i).getInfo());
}
}
//fills in the wordStorage arraylist that holds all the words from the file
public void populateStorage(File inputFile) throws FileNotFoundException {
Scanner bookScan = new Scanner(inputFile);
while (bookScan.hasNext()) {
wordStorage.add(bookScan.next());
}
bookScan.close();
}
public boolean checkForGeneralMatch(String in) {
boolean finalRes = true;
if (finalWordCount.size() != 0) {
for (int i = 0; i < finalWordCount.size(); i++) {
if (in.equalsIgnoreCase(finalWordCount.get(i).getWord())) {
finalRes = true;
} else {
finalRes = false;
}
}
} else {
finalRes = false;
;
}
return finalRes;
}
public void matchCalc(String in) {
if (checkForGeneralMatch(in)) {
for (int i = 0; i < finalWordCount.size(); i++) {
if (in.equalsIgnoreCase(finalWordCount.get(i).getWord())) {
finalWordCount.get(i).increaseCount();
}
}
} else {
finalWordCount.add(new Word(in));
}
}
public void bigCalc() {
for (int i = 0; i < wordStorage.size(); i++) {
matchCalc(wordStorage.get(i));
}
}
}
main 方法中的代码创建一个 WordCounter
对象并执行此操作
c.populateStorage(inputFile);
c.bigCalc();
c.getMatches();
这是Word对象的代码
public class Word {
private String name;
private int count;
public Word(String newName) {
name = newName;
count = 1;
}
public void increaseCount() {
count = count +1;
}
public String getWord() {
return name;
}
public String getInfo() {
return (name + " " + String.valueOf(count));
}
}
当我想查找某个单词在文本文件中一般出现的次数时,这导致我只获得连续匹配的次数。
解决方法
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