X-Git-Url: https://git.argeo.org/?a=blobdiff_plain;f=org.argeo.enterprise%2Fsrc%2Forg%2Fargeo%2Futil%2FCsvParserWithLinesAsMap.java;fp=org.argeo.enterprise%2Fsrc%2Forg%2Fargeo%2Futil%2FCsvParserWithLinesAsMap.java;h=8eb6e94636a44146c2e5c37a5b8aa526d9efd9fe;hb=fba24f5ac520b99b3ac75781c95f11c48ac6252f;hp=0000000000000000000000000000000000000000;hpb=3fbd05aa39ef235128e134fde8fd24167208e781;p=lgpl%2Fargeo-commons.git

diff --git a/org.argeo.enterprise/src/org/argeo/util/CsvParserWithLinesAsMap.java b/org.argeo.enterprise/src/org/argeo/util/CsvParserWithLinesAsMap.java
new file mode 100644
index 000000000..8eb6e9463
--- /dev/null
+++ b/org.argeo.enterprise/src/org/argeo/util/CsvParserWithLinesAsMap.java
@@ -0,0 +1,36 @@
+package org.argeo.util;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * CSV parser allowing to process lines as maps whose keys are the header
+ * fields.
+ */
+public abstract class CsvParserWithLinesAsMap extends CsvParser {
+
+	/**
+	 * Actually processes a line.
+	 * 
+	 * @param lineNumber the current line number, starts at 1 (the header, if header
+	 *                   processing is enabled, the first lien otherwise)
+	 * @param line       the parsed tokens as a map whose keys are the header fields
+	 */
+	protected abstract void processLine(Integer lineNumber, Map<String, String> line);
+
+	protected final void processLine(Integer lineNumber, List<String> header, List<String> tokens) {
+		if (header == null)
+			throw new IllegalArgumentException("Only CSV with header is supported");
+		Map<String, String> line = new HashMap<String, String>();
+		for (int i = 0; i < header.size(); i++) {
+			String key = header.get(i);
+			String value = null;
+			if (i < tokens.size())
+				value = tokens.get(i);
+			line.put(key, value);
+		}
+		processLine(lineNumber, line);
+	}
+
+}