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Posted to commits@commons.apache.org by se...@apache.org on 2010/06/02 13:33:13 UTC
svn commit: r950500 -
/commons/proper/compress/trunk/src/main/java/org/apache/commons/compress/archivers/Lister.java
Author: sebb
Date: Wed Jun 2 11:33:13 2010
New Revision: 950500
URL: http://svn.apache.org/viewvc?rev=950500&view=rev
Log:
Handle missing argument better
Modified:
commons/proper/compress/trunk/src/main/java/org/apache/commons/compress/archivers/Lister.java
Modified: commons/proper/compress/trunk/src/main/java/org/apache/commons/compress/archivers/Lister.java
URL: http://svn.apache.org/viewvc/commons/proper/compress/trunk/src/main/java/org/apache/commons/compress/archivers/Lister.java?rev=950500&r1=950499&r2=950500&view=diff
==============================================================================
--- commons/proper/compress/trunk/src/main/java/org/apache/commons/compress/archivers/Lister.java (original)
+++ commons/proper/compress/trunk/src/main/java/org/apache/commons/compress/archivers/Lister.java Wed Jun 2 11:33:13 2010
@@ -39,6 +39,10 @@ public final class Lister {
private static final ArchiveStreamFactory factory = new ArchiveStreamFactory();
public static void main(String[] args) throws Exception {
+ if (args.length == 0) {
+ usage();
+ return;
+ }
System.out.println("Analysing "+args[0]);
File f = new File(args[0]);
if (!f.isFile()) {
@@ -60,4 +64,9 @@ public final class Lister {
fis.close();
}
+ private static void usage() {
+ System.out.println("Parameters: archive-name [archive-type]");
+
+ }
+
}
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