我想用分隔符分隔文本文件。
示例
BEGIN:VCARD
VERSION:2.1
X-TIMES_CONTACTED:2
X-LAST_TIME_CONTACTED:1438878121912
N:SomeOne
FN:...
TEL;CELL:111122222
TEL;CELL:333334444
PHOTO;ENCODING=BASE64;JPEG:/...CfbNQMCwwBk1ZtrKadgEXNNC2P/Z
END:VCARD
BEGIN:VCARD
VERSION:2.1
N:Another
FN:Victim
TEL;CELL:888888888888
TEL;CELL:99999999
END:VCARD
with method:SplitFile(“c:\ test \ test.vcf”,“END:VCARD”,“c:\ test \ output”);
答案 0 :(得分:2)
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.nio.file.StandardOpenOption;
import org.apache.commons.io.FilenameUtils;
public class MainClass {
public static void main(String[] args) {
SplitFile("c:\\test\\test.vcf", "END:VCARD", "c:\\test\\output");
}
private static void SplitFile(String fileName, String seperateChars, String destFolder) {
try {
Path p = Paths.get(fileName);// or
// FileSystems.getDefault().getPath(fileName)
String lines = new String(Files.readAllBytes(p));
String fName = FilenameUtils.getBaseName(p.toString());
String fExt = FilenameUtils.getExtension(p.toString());
int fCounter = 0;
int beginMark = 0;
int endMark = 0;
destFolder = FilenameUtils.normalizeNoEndSeparator(destFolder);
while ((endMark = lines.indexOf(seperateChars, beginMark)) >= 0) {
fCounter++;
String buf = lines.substring(beginMark, endMark + seperateChars.length());
String fOut = String.format("%s\\%s%05d.%s", destFolder, fName, fCounter, fExt);
System.out.println(fOut);
beginMark = endMark + seperateChars.length();
Files.write(Paths.get(fOut), buf.getBytes(), StandardOpenOption.CREATE);
endMark = -1;
}
System.out.println("Done!");
} catch (IOException e) {
e.printStackTrace();
}
}
}