我正在开发一款软件,该软件将从tar.gz文件中获取信息,我正在使用Apache commons-compress库。但是我遇到了以下错误:
Caused by: java.lang.IllegalArgumentException: Invalid byte 4 at offset 0 in 'O�!�C' len=8
at org.apache.commons.compress.archivers.tar.TarUtils.parseOctal(TarUtils.java:134)
at org.apache.commons.compress.archivers.tar.TarUtils.parseOctalOrBinary(TarUtils.java:166)
at org.apache.commons.compress.archivers.tar.TarArchiveEntry.parseTarHeader(TarArchiveEntry.java:953)
at org.apache.commons.compress.archivers.tar.TarArchiveEntry.parseTarHeader(TarArchiveEntry.java:940)
at org.apache.commons.compress.archivers.tar.TarArchiveEntry.<init>(TarArchiveEntry.java:324)
at org.apache.commons.compress.archivers.tar.TarArchiveInputStream.getNextTarEntry(TarArchiveInputStream.java:274)
... 2 more
使用的样本 tar.gz 文件是 eclipse-jee-luna-SR1-linux-gtk-x86_64.tar.gz
以下是使用该库的类:
public class TarGzBuildAdapter extends BuildAdapter {
public TarGzBuildAdapter(File build) {
super(build);
}
@Override
public List<ArtifactInfo> getArtifactInfos() throws IOException {
TarArchiveInputStream tarArchiveInputStream = new TarArchiveInputStream(
new FileInputStream(this.build));
TarArchiveEntry tarArchiveEntry;
List<ArtifactInfo> artifactInfos = new LinkedList<ArtifactInfo>();
while ((tarArchiveEntry = tarArchiveInputStream.getNextTarEntry()) != null) {
System.out.println(String.format("Name: %s LinkName: %s Size: %Ld RealSize: %Ld",
tarArchiveEntry.getName(), tarArchiveEntry.getLinkName(),
tarArchiveEntry.getSize(), tarArchiveEntry.getRealSize()));
artifactInfos.add(new ArtifactInfo(tarArchiveEntry.getName(), tarArchiveEntry
.getRealSize()));
}
tarArchiveInputStream.close();
return artifactInfos;
}
}