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Posted to commits@commons.apache.org by bo...@apache.org on 2012/01/29 21:56:50 UTC
svn commit: r1237475 - in /commons/proper/compress/trunk/src:
changes/changes.xml
main/java/org/apache/commons/compress/archivers/ArchiveStreamFactory.java
test/java/org/apache/commons/compress/archivers/ArchiveStreamFactoryTest.java
Author: bodewig
Date: Sun Jan 29 20:56:50 2012
New Revision: 1237475
URL: http://svn.apache.org/viewvc?rev=1237475&view=rev
Log:
Only assume a TAR is a TAR if it at least contains one 512 byte block. COMPRESS-171
Added:
commons/proper/compress/trunk/src/test/java/org/apache/commons/compress/archivers/ArchiveStreamFactoryTest.java (with props)
Modified:
commons/proper/compress/trunk/src/changes/changes.xml
commons/proper/compress/trunk/src/main/java/org/apache/commons/compress/archivers/ArchiveStreamFactory.java
Modified: commons/proper/compress/trunk/src/changes/changes.xml
URL: http://svn.apache.org/viewvc/commons/proper/compress/trunk/src/changes/changes.xml?rev=1237475&r1=1237474&r2=1237475&view=diff
==============================================================================
--- commons/proper/compress/trunk/src/changes/changes.xml (original)
+++ commons/proper/compress/trunk/src/changes/changes.xml Sun Jan 29 20:56:50 2012
@@ -46,6 +46,10 @@ The <action> type attribute can be add,u
<body>
<release version="1.4" date="unreleased"
description="Release 1.4">
+ <action issue="COMPRESS-171" type="fix" date="2012-01-29">
+ ArchiveStreamFactory.createArchiveInputStream would claim
+ short text files were TAR archives.
+ </action>
<action issue="COMPRESS-156" type="add" date="2011-11-02">
Support for the XZ format has been added.
</action>
Modified: commons/proper/compress/trunk/src/main/java/org/apache/commons/compress/archivers/ArchiveStreamFactory.java
URL: http://svn.apache.org/viewvc/commons/proper/compress/trunk/src/main/java/org/apache/commons/compress/archivers/ArchiveStreamFactory.java?rev=1237475&r1=1237474&r2=1237475&view=diff
==============================================================================
--- commons/proper/compress/trunk/src/main/java/org/apache/commons/compress/archivers/ArchiveStreamFactory.java (original)
+++ commons/proper/compress/trunk/src/main/java/org/apache/commons/compress/archivers/ArchiveStreamFactory.java Sun Jan 29 20:56:50 2012
@@ -237,6 +237,7 @@ public class ArchiveStreamFactory {
return new TarArchiveInputStream(in);
}
// COMPRESS-117 - improve auto-recognition
+ if (signatureLength >= 512) {
try {
TarArchiveInputStream tais = new TarArchiveInputStream(new ByteArrayInputStream(tarheader));
tais.getNextEntry();
@@ -246,6 +247,7 @@ public class ArchiveStreamFactory {
// autodetection, simply not a TAR
// ignored
}
+ }
} catch (IOException e) {
throw new ArchiveException("Could not use reset and mark operations.", e);
}
Added: commons/proper/compress/trunk/src/test/java/org/apache/commons/compress/archivers/ArchiveStreamFactoryTest.java
URL: http://svn.apache.org/viewvc/commons/proper/compress/trunk/src/test/java/org/apache/commons/compress/archivers/ArchiveStreamFactoryTest.java?rev=1237475&view=auto
==============================================================================
--- commons/proper/compress/trunk/src/test/java/org/apache/commons/compress/archivers/ArchiveStreamFactoryTest.java (added)
+++ commons/proper/compress/trunk/src/test/java/org/apache/commons/compress/archivers/ArchiveStreamFactoryTest.java Sun Jan 29 20:56:50 2012
@@ -0,0 +1,42 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.commons.compress.archivers;
+
+import java.io.ByteArrayInputStream;
+import org.junit.Test;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
+public class ArchiveStreamFactoryTest {
+
+ /**
+ * see https://issues.apache.org/jira/browse/COMPRESS-171
+ */
+ @Test
+ public void shortTextFilesAreNoTARs() throws Exception {
+ try {
+ new ArchiveStreamFactory()
+ .createArchiveInputStream(new ByteArrayInputStream("This certainly is not a tar archive, really, no kidding".getBytes()));
+ fail("created an input stream for a non-archive");
+ } catch (ArchiveException ae) {
+ assertTrue(ae.getMessage().startsWith("No Archiver found"));
+ }
+ }
+
+}
\ No newline at end of file
Propchange: commons/proper/compress/trunk/src/test/java/org/apache/commons/compress/archivers/ArchiveStreamFactoryTest.java
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