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I want to compare 2 CSV files using JAVA

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I want to compare 2 CSV files using JAVA

Manoj Patil

10yAsked Jun 30, 2016, 2:33 AM10.6kJava

Hi,

I have collected FilePath of E drive data in CSV . Want to compare 2 CSV Files Using JAVA

Manoj

1 Reply

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Vinay Singh10y ago
Hi,
publicstaticvoidmain(String[]args)throwsIOException
{
String[][]cols={};
String[][]cols1={};
introw=0;
introw1=0;
intj=0;
/*Scanners=newScanner(newFile("WatfordUpdateFile.csv"));
Scannerc=newScanner(newFile("udc.csv"));
while(s.hasNextLine()){
Stringline=s.nextLine();
cols=line.split(",");
System.out.println(cols[0]);*/
Scanners=newScanner(newFile("file1.csv"));
Scannerw=newScanner(newFile("file.csv"));
while(w.hasNextLine())
{
Stringline1=w.nextLine();
System.out.println(cols);
//cols[row]=line1.split(",");
row++;
if(!w.hasNextLine()){
while(s.hasNextLine()){
Stringline2=s.nextLine();
//cols1[row1]=line2.split(",");
//putwhileloopindiffrentmethodbutbreak
if(cols[j].equals(cols1[row1]))
{
j++;
row1++;
System.out.print(cols[j]);
System.out.print("");
System.out.print(cols1[row1]);
System.out.println();
}else{
row1++;
}
}
}
}
}
for detail check the link
http://stackoverflow.com/questions/22604799/best-way-to-compare-big-csv-files
http://stackoverflow.com/questions/11653921/comparing-2-columns-in-2-csv-files-in-java