blob: 126faba11352d0a1e8b9a9dd72029f82fbc337a9 [file] [log] [blame]
package aQute.lib.osgi;
import java.io.*;
import java.util.*;
import java.util.regex.*;
import java.util.zip.*;
public class ZipResource implements Resource {
ZipFile zip;
ZipEntry entry;
long lastModified;
String extra;
ZipResource(ZipFile zip, ZipEntry entry, long lastModified) throws UnsupportedEncodingException {
this.zip = zip;
this.entry = entry;
this.lastModified = lastModified;
byte[] data = entry.getExtra();
if (data != null)
this.extra = new String(data, "UTF-8");
}
public InputStream openInputStream() throws IOException {
return zip.getInputStream(entry);
}
public String toString() {
return ":" + zip.getName() + "(" + entry.getName() + "):";
}
public static ZipFile build(Jar jar, File file) throws ZipException,
IOException {
return build(jar, file, null);
}
public static ZipFile build(Jar jar, File file, Pattern pattern)
throws ZipException, IOException {
try {
ZipFile zip = new ZipFile(file);
nextEntry: for (Enumeration<? extends ZipEntry> e = zip.entries(); e
.hasMoreElements();) {
ZipEntry entry = e.nextElement();
if (pattern != null) {
Matcher m = pattern.matcher(entry.getName());
if (!m.matches())
continue nextEntry;
}
if (!entry.isDirectory()) {
long time = entry.getTime();
if (time <= 0)
time = file.lastModified();
jar.putResource(entry.getName(), new ZipResource(zip,
entry, time), true);
}
}
return zip;
} catch (ZipException ze) {
throw new ZipException("The JAR/ZIP file ("
+ file.getAbsolutePath() + ") seems corrupted, error: "
+ ze.getMessage());
} catch (FileNotFoundException e) {
throw new IllegalArgumentException("Problem opening JAR: "
+ file.getAbsolutePath());
}
}
public void write(OutputStream out) throws Exception {
FileResource.copy(this, out);
}
public long lastModified() {
return lastModified;
}
public String getExtra() {
return extra;
}
public void setExtra(String extra) {
this.extra = extra;
}
public long size() {
return entry.getSize();
}
}