package innovimax.mixthem.operation;
import innovimax.mixthem.MixException;

interface ILineOperation extends IOperation {
	String process(String line1, String line2) throws MixException, ProcessException;
}

@@ -116,16 +116,328 @@
 ation %7B%0A
+%09/**%0A %09* Returns the result of the operation (maybe null).%0A%09* @param line1 The first line to join%0A %09* @param line2 The second line to join%0A %09* @return The result result of the operation (maybe null)%0A %09* @throws MixException - If an mixing error occurs%0A%09* @throws ProcessException - If process must be ended%0A %09*/%0A
 %09String 

update javadoc