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.\" ========================================================================
.\"
.IX Title "Lintian::Info::Java 3"
.TH Lintian::Info::Java 3 "2020-02-23" "Lintian v2.54.0~bpo10+1" "Debian Package Checker"
.\" For nroff, turn off justification.  Always turn off hyphenation; it makes
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.nh
.SH "NAME"
Lintian::Info::Java \- access to collected java\-info data
.SH "SYNOPSIS"
.IX Header "SYNOPSIS"
.Vb 2
\&    use Lintian::Processable;
\&    my $processable = Lintian::Processable::Binary\->new;
.Ve
.SH "DESCRIPTION"
.IX Header "DESCRIPTION"
Lintian::Info::Java provides an interface to package data for java files.
.SH "INSTANCE METHODS"
.IX Header "INSTANCE METHODS"
.IP "java_info" 4
.IX Item "java_info"
Returns a hashref containing information about \s-1JAR\s0 files found in
source packages, in the form \fIfile name\fR \-> \fIinfo\fR, where \fIinfo\fR is
a hash containing the following keys:
.RS 4
.IP "manifest" 4
.IX Item "manifest"
A hash containing the contents of the \s-1JAR\s0 file manifest. For instance,
to find the classpath of \fI\f(CI$file\fI\fR, you could use:
.Sp
.Vb 4
\& if (exists $info\->java_info\->{$file}{\*(Aqmanifest\*(Aq}) {
\&     my $cp = $info\->java_info\->{$file}{\*(Aqmanifest\*(Aq}{\*(AqClass\-Path\*(Aq};
\&     # ...
\& }
.Ve
.Sp
\&\s-1NB:\s0 Not all jar files have a manifest.  For those without, this will
value will not be available.  Use exists (rather than defined) to
check for it.
.IP "files" 4
.IX Item "files"
A table of the files in the \s-1JAR.\s0  Each key is a file name and its value
is its \*(L"Major class version\*(R" for Java or \*(L"\-\*(R" if it is not a class file.
.IP "error" 4
.IX Item "error"
If it exists, this is an error that occurred during reading of the zip
file.  If it exists, it is unlikely that the other fields will be
present.
.RE
.RS 4
.Sp
Needs-Info requirements for using \fIjava_info\fR: java-info
.RE
.IP "saved_java_info" 4
.IX Item "saved_java_info"
Returns the cached java information.
.SH "AUTHOR"
.IX Header "AUTHOR"
Originally written by Felix Lechner <felix.lechner@lease\-up.com> for
Lintian.
.SH "SEE ALSO"
.IX Header "SEE ALSO"
\&\fBlintian\fR\|(1), Lintian::Collect, Lintian::Collect::Binary,
Lintian::Collect::Source