X-Git-Url: https://git.argeo.org/?a=blobdiff_plain;f=org.argeo.util%2Fsrc%2Forg%2Fargeo%2Futil%2FCsvWriter.java;h=c3b3a3ad7b43afa5989871fcaf0f223b1259a763;hb=3c1cdc594d954520b14646102b366290bdad58c7;hp=41ea65dd4903a88af162c640475160929d2c5210;hpb=1ceeaa36a22d5bcb9ad3c577e2e729b1ff31ae2c;p=lgpl%2Fargeo-commons.git

diff --git a/org.argeo.util/src/org/argeo/util/CsvWriter.java b/org.argeo.util/src/org/argeo/util/CsvWriter.java
index 41ea65dd4..c3b3a3ad7 100644
--- a/org.argeo.util/src/org/argeo/util/CsvWriter.java
+++ b/org.argeo.util/src/org/argeo/util/CsvWriter.java
@@ -56,6 +56,15 @@ public class CsvWriter {
 		this.out = new OutputStreamWriter(out, charset);
 	}
 
+	/**
+	 * Creates a CSV writer.
+	 * 
+	 * @param out the stream to write to. Caller is responsible for closing it.
+	 */
+	public CsvWriter(Writer writer) {
+		this.out = writer;
+	}
+
 	/**
 	 * Write a CSV line. Also used to write a header if needed (this is transparent
 	 * for the CSV writer): simply call it first, before writing the lines.
@@ -64,7 +73,8 @@ public class CsvWriter {
 		try {
 			Iterator<?> it = tokens.iterator();
 			while (it.hasNext()) {
-				writeToken(it.next().toString());
+				Object obj = it.next();
+				writeToken(obj != null ? obj.toString() : null);
 				if (it.hasNext())
 					out.write(separator);
 			}
@@ -83,8 +93,7 @@ public class CsvWriter {
 		try {
 			for (int i = 0; i < tokens.length; i++) {
 				if (tokens[i] == null) {
-					// TODO configure how to deal with null
-					writeToken("");
+					writeToken(null);
 				} else {
 					writeToken(tokens[i].toString());
 				}
@@ -99,6 +108,11 @@ public class CsvWriter {
 	}
 
 	protected void writeToken(String token) throws IOException {
+		if (token == null) {
+			// TODO configure how to deal with null
+			out.write("");
+			return;
+		}
 		// +2 for possible quotes, another +2 assuming there would be an already
 		// quoted string where quotes needs to be duplicated
 		// another +2 for safety