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* Licensed to the Apache Software Foundation (ASF) under one
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* 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
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* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
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*/
package org.apache.commons.compress.archivers;
import static org.junit.Assert.*;
import java.io.BufferedInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.OutputStream;
import org.apache.commons.compress.AbstractTestCase;
import org.apache.commons.compress.archivers.ar.ArArchiveEntry;
import org.apache.commons.compress.archivers.ar.ArArchiveInputStream;
import org.apache.commons.compress.archivers.ar.ArArchiveOutputStream;
import org.apache.commons.compress.utils.IOUtils;
import org.junit.Ignore;
import org.junit.Test;
public final class ArTestCase extends AbstractTestCase {
@Test
public void testArArchiveCreation() throws Exception {
final File output = new File(dir, "bla.ar");
final File file1 = getFile("test1.xml");
final File file2 = getFile("test2.xml");
final OutputStream out = new FileOutputStream(output);
final ArchiveOutputStream os = new ArchiveStreamFactory().createArchiveOutputStream("ar", out);
os.putArchiveEntry(new ArArchiveEntry("test1.xml", file1.length()));
IOUtils.copy(new FileInputStream(file1), os);
os.closeArchiveEntry();
os.putArchiveEntry(new ArArchiveEntry("test2.xml", file2.length()));
IOUtils.copy(new FileInputStream(file2), os);
os.closeArchiveEntry();
os.close();
}
@Test
public void testArUnarchive() throws Exception {
final File output = new File(dir, "bla.ar");
{
final File file1 = getFile("test1.xml");
final File file2 = getFile("test2.xml");
final OutputStream out = new FileOutputStream(output);
final ArchiveOutputStream os = new ArchiveStreamFactory().createArchiveOutputStream("ar", out);
os.putArchiveEntry(new ArArchiveEntry("test1.xml", file1.length()));
IOUtils.copy(new FileInputStream(file1), os);
os.closeArchiveEntry();
os.putArchiveEntry(new ArArchiveEntry("test2.xml", file2.length()));
IOUtils.copy(new FileInputStream(file2), os);
os.closeArchiveEntry();
os.close();
out.close();
}
// UnArArchive Operation
final File input = output;
try (final InputStream is = new FileInputStream(input);
final ArchiveInputStream in = new ArchiveStreamFactory()
.createArchiveInputStream(new BufferedInputStream(is))) {
final ArArchiveEntry entry = (ArArchiveEntry) in.getNextEntry();
final File target = new File(dir, entry.getName());
try (final OutputStream out = new FileOutputStream(target)) {
IOUtils.copy(in, out);
}
}
}
@Test
public void testArDelete() throws Exception {
final File output = new File(dir, "bla.ar");
final File file1 = getFile("test1.xml");
final File file2 = getFile("test2.xml");
{
// create
final OutputStream out = new FileOutputStream(output);
final ArchiveOutputStream os = new ArchiveStreamFactory().createArchiveOutputStream("ar", out);
os.putArchiveEntry(new ArArchiveEntry("test1.xml", file1.length()));
IOUtils.copy(new FileInputStream(file1), os);
os.closeArchiveEntry();
os.putArchiveEntry(new ArArchiveEntry("test2.xml", file2.length()));
IOUtils.copy(new FileInputStream(file2), os);
os.closeArchiveEntry();
os.close();
out.close();
}
assertEquals(8
+ 60 + file1.length() + (file1.length() % 2)
+ 60 + file2.length() + (file2.length() % 2),
output.length());
final File output2 = new File(dir, "bla2.ar");
int copied = 0;
int deleted = 0;
{
// remove all but one file
final InputStream is = new FileInputStream(output);
final OutputStream os = new FileOutputStream(output2);
final ArchiveOutputStream aos = new ArchiveStreamFactory().createArchiveOutputStream("ar", os);
final ArchiveInputStream ais = new ArchiveStreamFactory().createArchiveInputStream(new BufferedInputStream(is));
while(true) {
final ArArchiveEntry entry = (ArArchiveEntry)ais.getNextEntry();
if (entry == null) {
break;
}
if ("test1.xml".equals(entry.getName())) {
aos.putArchiveEntry(entry);
IOUtils.copy(ais, aos);
aos.closeArchiveEntry();
copied++;
} else {
IOUtils.copy(ais, new ByteArrayOutputStream());
deleted++;
}
}
ais.close();
aos.close();
is.close();
os.close();
}
assertEquals(1, copied);
assertEquals(1, deleted);
assertEquals(8
+ 60 + file1.length() + (file1.length() % 2),
output2.length());
long files = 0;
long sum = 0;
{
final InputStream is = new FileInputStream(output2);
final ArchiveInputStream ais = new ArchiveStreamFactory().createArchiveInputStream(new BufferedInputStream(is));
while(true) {
final ArArchiveEntry entry = (ArArchiveEntry)ais.getNextEntry();
if (entry == null) {
break;
}
IOUtils.copy(ais, new ByteArrayOutputStream());
sum += entry.getLength();
files++;
}
ais.close();
is.close();
}
assertEquals(1, files);
assertEquals(file1.length(), sum);
}
// TODO: revisit - does AR not support storing directories?
@Ignore
@Test
public void XtestDirectoryEntryFromFile() throws Exception {
final File[] tmp = createTempDirAndFile();
File archive = null;
ArArchiveOutputStream aos = null;
ArArchiveInputStream ais = null;
try {
archive = File.createTempFile("test.", ".ar", tmp[0]);
archive.deleteOnExit();
aos = new ArArchiveOutputStream(new FileOutputStream(archive));
final long beforeArchiveWrite = tmp[0].lastModified();
final ArArchiveEntry in = new ArArchiveEntry(tmp[0], "foo");
aos.putArchiveEntry(in);
aos.closeArchiveEntry();
aos.close();
aos = null;
ais = new ArArchiveInputStream(new FileInputStream(archive));
final ArArchiveEntry out = ais.getNextArEntry();
ais.close();
ais = null;
assertNotNull(out);
assertEquals("foo/", out.getName());
assertEquals(0, out.getSize());
// AR stores time with a granularity of 1 second
assertEquals(beforeArchiveWrite / 1000,
out.getLastModifiedDate().getTime() / 1000);
assertTrue(out.isDirectory());
} finally {
if (ais != null) {
ais.close();
}
if (aos != null) {
aos.close();
}
tryHardToDelete(archive);
tryHardToDelete(tmp[1]);
rmdir(tmp[0]);
}
}
// TODO: revisit - does AR not support storing directories?
@Ignore
@Test
public void XtestExplicitDirectoryEntry() throws Exception {
final File[] tmp = createTempDirAndFile();
File archive = null;
ArArchiveOutputStream aos = null;
ArArchiveInputStream ais = null;
try {
archive = File.createTempFile("test.", ".ar", tmp[0]);
archive.deleteOnExit();
aos = new ArArchiveOutputStream(new FileOutputStream(archive));
final long beforeArchiveWrite = tmp[0].lastModified();
final ArArchiveEntry in = new ArArchiveEntry("foo", 0, 0, 0, 0,
tmp[1].lastModified() / 1000);
aos.putArchiveEntry(in);
aos.closeArchiveEntry();
aos.close();
aos = null;
ais = new ArArchiveInputStream(new FileInputStream(archive));
final ArArchiveEntry out = ais.getNextArEntry();
ais.close();
ais = null;
assertNotNull(out);
assertEquals("foo/", out.getName());
assertEquals(0, out.getSize());
assertEquals(beforeArchiveWrite / 1000,
out.getLastModifiedDate().getTime() / 1000);
assertTrue(out.isDirectory());
} finally {
if (ais != null) {
ais.close();
}
if (aos != null) {
aos.close();
}
tryHardToDelete(archive);
tryHardToDelete(tmp[1]);
rmdir(tmp[0]);
}
}
@Test
public void testFileEntryFromFile() throws Exception {
final File[] tmp = createTempDirAndFile();
File archive = null;
ArArchiveOutputStream aos = null;
ArArchiveInputStream ais = null;
FileInputStream fis = null;
try {
archive = File.createTempFile("test.", ".ar", tmp[0]);
archive.deleteOnExit();
aos = new ArArchiveOutputStream(new FileOutputStream(archive));
final ArArchiveEntry in = new ArArchiveEntry(tmp[1], "foo");
aos.putArchiveEntry(in);
final byte[] b = new byte[(int) tmp[1].length()];
fis = new FileInputStream(tmp[1]);
while (fis.read(b) > 0) {
aos.write(b);
}
fis.close();
fis = null;
aos.closeArchiveEntry();
aos.close();
aos = null;
ais = new ArArchiveInputStream(new FileInputStream(archive));
final ArArchiveEntry out = ais.getNextArEntry();
ais.close();
ais = null;
assertNotNull(out);
assertEquals("foo", out.getName());
assertEquals(tmp[1].length(), out.getSize());
// AR stores time with a granularity of 1 second
assertEquals(tmp[1].lastModified() / 1000,
out.getLastModifiedDate().getTime() / 1000);
assertFalse(out.isDirectory());
} finally {
if (ais != null) {
ais.close();
}
if (aos != null) {
aos.close();
}
tryHardToDelete(archive);
if (fis != null) {
fis.close();
}
tryHardToDelete(tmp[1]);
rmdir(tmp[0]);
}
}
@Test
public void testExplicitFileEntry() throws Exception {
final File[] tmp = createTempDirAndFile();
File archive = null;
ArArchiveOutputStream aos = null;
ArArchiveInputStream ais = null;
FileInputStream fis = null;
try {
archive = File.createTempFile("test.", ".ar", tmp[0]);
archive.deleteOnExit();
aos = new ArArchiveOutputStream(new FileOutputStream(archive));
final ArArchiveEntry in = new ArArchiveEntry("foo", tmp[1].length(),
0, 0, 0,
tmp[1].lastModified() / 1000);
aos.putArchiveEntry(in);
final byte[] b = new byte[(int) tmp[1].length()];
fis = new FileInputStream(tmp[1]);
while (fis.read(b) > 0) {
aos.write(b);
}
fis.close();
fis = null;
aos.closeArchiveEntry();
aos.close();
aos = null;
ais = new ArArchiveInputStream(new FileInputStream(archive));
final ArArchiveEntry out = ais.getNextArEntry();
ais.close();
ais = null;
assertNotNull(out);
assertEquals("foo", out.getName());
assertEquals(tmp[1].length(), out.getSize());
assertEquals(tmp[1].lastModified() / 1000,
out.getLastModifiedDate().getTime() / 1000);
assertFalse(out.isDirectory());
} finally {
if (ais != null) {
ais.close();
}
if (aos != null) {
aos.close();
}
tryHardToDelete(archive);
if (fis != null) {
fis.close();
}
tryHardToDelete(tmp[1]);
rmdir(tmp[0]);
}
}
}