com.darwinsys.csv.CSVExport Maven / Gradle / Ivy
package com.darwinsys.csv;
import java.util.List;
public class CSVExport {
public static String toString(List data) {
return toString(data, ',');
}
public static String toString(List data, char delim) {
StringBuilder sb = new StringBuilder();
for (Object o : data) {
if (sb.length() > 0) {
sb.append(delim);
}
if (o == null) {
sb.append("\"\"");
continue;
}
String val = o.toString();
try {
Double.parseDouble(val);
sb.append(val);
continue;
} catch (NumberFormatException e) {
// Nothing to do; it's just not numeric
}
boolean isQuoted = val.startsWith("\"");
boolean mustQuote = false;
boolean hasSpecial = val.indexOf(',') != -1 ||
val.indexOf('\n') != -1;
if (hasSpecial && !isQuoted) {
mustQuote = true;
}
if (mustQuote) {
sb.append('"').append(val).append('"');
} else {
sb.append(val);
}
}
return sb.toString();
}
public static String toCSV(Object data, char delim) {
return null;
}
public static String toHeader(Object data, char delim) {
return null;
}
}