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c5f651bf3f
Merge with Classpath (changes by Bryce McKinlay) * java/util/jar/*.java: Reformat all to unofficial standard coding style. No changes of substance. From-SVN: r37538
103 lines
3.2 KiB
Java
103 lines
3.2 KiB
Java
/* JarOutputStream.java - OutputStream for writing jar files
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Copyright (C) 2000 Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA.
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As a special exception, if you link this library with other files to
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produce an executable, this library does not by itself cause the
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resulting executable to be covered by the GNU General Public License.
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This exception does not however invalidate any other reasons why the
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executable file might be covered by the GNU General Public License. */
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package java.util.jar;
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import java.io.OutputStream;
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import java.io.IOException;
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import java.util.zip.ZipEntry;
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import java.util.zip.ZipOutputStream;
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/**
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* OutputStream for writing jar files.
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* A special ZipOutputStream that can take JarEntries and can have a optional
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* Manifest as first entry.
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*
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* @author Mark Wielaard (mark@klomp.org)
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*/
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public class JarOutputStream extends ZipOutputStream
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{
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// Constructors
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/**
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* Creates a new JarOutputStream without a manifest entry.
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*
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* @param out the stream to create the new jar on
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* @exception IOException if something unexpected happend
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*/
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public JarOutputStream(OutputStream out) throws IOException
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{
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this(out, null);
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}
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/**
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* Creates a new JarOutputStream with a manifest entry.
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* The manifest will be the first entry in the jar.
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*
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* @param out the stream to create the new jar on
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* @param man the manifest that should be put in the jar file or null
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* for no manifest entry
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* @exception IOException if something unexpected happend
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*/
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public JarOutputStream(OutputStream out, Manifest man) throws IOException
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{
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super(out);
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if (man != null)
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writeManifest(man);
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}
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// Methods
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/**
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* Writes the manifest to a new JarEntry in this JarOutputStream with as
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* name JarFile.MANIFEST_NAME.
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*
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* @param manifest the non null manifest to be written
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* @exception IOException if something unexpected happend
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*/
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private void writeManifest(Manifest manifest) throws IOException
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{
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// Create a new Jar Entry for the Manifest
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JarEntry entry = new JarEntry(JarFile.MANIFEST_NAME);
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putNextEntry(entry);
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manifest.write(this);
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closeEntry();
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}
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/**
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* Prepares the JarOutputStream for writing the next entry.
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* This implementation just calls <code>super.putNextEntre()</code>.
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*
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* @param entry The information for the next entry
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* @exception IOException when some unexpected I/O exception occured
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*/
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public void putNextEntry(ZipEntry entry) throws IOException
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{
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super.putNextEntry(entry); // XXX
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}
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}
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