Coords: added saving leading spaces

Author: host6

src/main/java/org/scm4j/commons/Coords.java

@@ -15,18 +15,35 @@ public class Coords {
 	public String getComment() {
 		return commentStr;
 	}
-	
+
+	public String ltrim(String s) {
+		int i = 0;
+		while (i < s.length() && Character.isWhitespace(s.charAt(i))) {
+			i++;
+		}
+		return s.substring(i);
+	}
+
+	public String rtrim(String s) {
+		int i = s.length() - 1;
+		while (i > 0 && Character.isWhitespace(s.charAt(i))) {
+			i--;
+		}
+		return s.substring(0, i + 1);
+	}
+
 	public Coords(String coordsString) {
 		String str = coordsString;
 		// Comment
 		{
 			Integer pos = coordsString.indexOf("#");
-			
+
 			if (pos > 0) {
 				// add spaces between valuable chars and # to comment
-				commentStr = StringUtils.difference(str.substring(0, pos).trim(), str.substring(0, pos)) + str.substring(pos); 
-				str = str.substring(0, pos).trim();
-				this.coordsStringNoComment = str;
+				commentStr = StringUtils.difference(str.substring(0, pos).trim(), ltrim(str.substring(0, pos)))
+						+ str.substring(pos);
+				str = rtrim(str.substring(0, pos));
+				this.coordsStringNoComment = str.trim();
 			} else {
 				commentStr = "";
 				this.coordsStringNoComment = coordsString;
@@ -93,25 +110,25 @@ public String toString() {
 
 	public String toString(String versionStr) {
 		String str = versionStr + classifier + extension;
-		return getName() + (str.isEmpty() ? "" : ":" + str) + commentStr;
+		return getName() +  (str.isEmpty() ? "" : ":" + str) + commentStr;
 	}
-	
+
 	public String getName() {
 		return groupId + ":" + artifactId;
 	}
-	
+
 	public String getGroupId() {
 		return groupId;
 	}
-	
+
 	public String getArtifactId() {
 		return artifactId;
 	}
 
 	public String getExtension() {
 		return extension;
 	}
-	
+
 	public String getClassifier() {
 		return classifier;
 	}

src/test/java/org/scm4j/commons/CoordsTest.java

@@ -25,6 +25,7 @@ Coords dc(String coords) {
 	public void testComment() {
 		assertEquals("", dc("com.myproject:c1").getComment());
 		assertEquals("#", dc("com.myproject:c1#").getComment());
+		assertEquals(" # ", dc("     com.myproject:c1 # ").getComment());
 		assertEquals("#...$ #", dc("com.myproject:c1#...$ #").getComment());
 	}