package ESU.txt;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;
//作者+ 著作权人： 罗瑶光，浏阳，
public class TXT_ESU{
  //注意字节编码的读写正确
  public static Object[][] txtFileToObjectMatrix(String filePath
      , String stopBy) throws IOException {    
    Object[][] object= new Object[65535][];
    InputStream inputStream= new FileInputStream(new File(filePath));
    BufferedReader cReader= new BufferedReader(
        new InputStreamReader(inputStream));  
    String ctempString= null; 
    int i= 0;
    while (null!= (ctempString= cReader.readLine())) {  
      object[i++]=ctempString.split(stopBy);
    }
    cReader.close();
    return object;
  }

  public static Object[][] txtFileToObjectMatrixWithRange(String filePath
      , String stopBy, int rangeBegin, int rangeEnd) throws IOException {    
    Object[][] object= new Object[rangeEnd- rangeBegin][];
    InputStream inputStream= new FileInputStream(new File(filePath));
    BufferedReader cReader= new BufferedReader(
        new InputStreamReader(inputStream));  
    String ctempString= null; 
    int i= 0;
    while (null!= (ctempString= cReader.readLine())) {  
      i++;
      if(i<=rangeEnd&& i>= rangeBegin) {
        object[i++]=ctempString.split(stopBy);
      }
    }
    cReader.close();
    return object;
  }

  public static List<String> txtFileToListStringWithRange(String filePath
      , String stopBy, int rangeBegin, int rangeEnd) throws IOException {    
    List<String> list= new ArrayList<>();
    InputStream inputStream= new FileInputStream(new File(filePath));
    BufferedReader cReader= new BufferedReader(
        new InputStreamReader(inputStream));  
    String ctempString= null; 
    int i= 0;
    while (null!= (ctempString= cReader.readLine())) {  
      i++;
      if(i<=rangeEnd&& i>=rangeBegin) {
        list.add(ctempString);
      }
    }
    cReader.close();
    return list;
  }

  public static List<String> txtFileToListString(String filePath)
      throws IOException {    
    List<String> list= new ArrayList<>();
    InputStream inputStream= new FileInputStream(new File(filePath));
    BufferedReader cReader= new BufferedReader(
        new InputStreamReader(inputStream));  
    String ctempString= null; 
    while (null!= (ctempString= cReader.readLine())) {  
      list.add(ctempString);
    }
    cReader.close();
    return list;
  }

  public static List<String[]> txtFileToListStringArray(String filePath
      , String stopBy) throws IOException {    
    List<String[]> list= new ArrayList<>();
    InputStream inputStream= new FileInputStream(new File(filePath));
    BufferedReader cReader= new BufferedReader(
        new InputStreamReader(inputStream));  
    String ctempString= null; 
    while (null!= (ctempString= cReader.readLine())) {  
      list.add(ctempString.split(stopBy));
    }
    cReader.close();
    return list;
  }
}