Java Code Examples for java.util.jar.Attributes#isEmpty()

The following examples show how to use java.util.jar.Attributes#isEmpty() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: ManifestWriter.java    From Xpatch with Apache License 2.0 5 votes vote down vote up 
public static void writeIndividualSection(OutputStream out, String name, Attributes attributes)
        throws IOException {
    writeAttribute(out, "Name", name);

    if (!attributes.isEmpty()) {
        writeAttributes(out, getAttributesSortedByName(attributes));
    }
    writeSectionDelimiter(out);
}
Example 2
Source File: ContentComparator.java    From netbeans with Apache License 2.0 5 votes vote down vote up 
/**
 *  Compares two manifest files. First check is for number of attributes,
 * next one is comparing name-value pairs.
 *
 *@param mf1, mf2 manifests to compare
 *@param ignoredEntries array of manifest entries to ignore
 *@return true if files contains the same entries/values in manifest
 */
public static boolean equalsManifest(File mf1, File mf2, String[] ignoredEntries) {
    if (ignoredEntries == null) {
        ignoredEntries = new String[] {};
    }
    try {
        Manifest m1 = new Manifest(new FileInputStream(mf1));
        Manifest m2 = new Manifest(new FileInputStream(mf2));
        Attributes a1 = m1.getMainAttributes();
        Attributes a2 = m2.getMainAttributes();
        if (a1.size() != a2.size()) {
            return false;
        }
        for (Iterator<Object> i = a1.keySet().iterator(); i.hasNext();) {
            Attributes.Name a = (Attributes.Name) i.next();
            boolean b = true;
            for (int j = 0; j < ignoredEntries.length; j++) {
                if (a.toString().equals(ignoredEntries[j])) {
                    a2.remove(a);
                    b = false;
                    break;
                }
            }
            if (b && (a1.get(a).equals(a2.get(a)))) {
                a2.remove(a);
            }
        }
        return a2.isEmpty();
    } catch (FileNotFoundException fnfe) {
        LOGGER.log(Level.WARNING, "Exception from test - comparing manifests", fnfe); //NOI18N
    } catch (IOException ioe) {
        LOGGER.log(Level.WARNING, "Exception from test - comparing manifests", ioe); //NOI18N
    }
    return false;
}
Example 3
Source File: ContentComparator.java    From netbeans with Apache License 2.0 5 votes vote down vote up 
/**
 *  Compares two manifest files. First check is for number of attributes,
 * next one is comparing name-value pairs.
 *
 *@param mf1, mf2 manifests to compare
 *@param ignoredEntries array of manifest entries to ignore
 *@return true if files contains the same entries/values in manifest
 */
public static boolean equalsManifest(File mf1, File mf2, String[] ignoredEntries) {
    if (ignoredEntries == null) {
        ignoredEntries = new String[]{};
    }
    try {
        Manifest m1 = new Manifest(new FileInputStream(mf1));
        Manifest m2 = new Manifest(new FileInputStream(mf2));
        Attributes a1 = m1.getMainAttributes();
        Attributes a2 = m2.getMainAttributes();
        if (a1.size() != a2.size()) {
            return false;
        }
        for (Iterator<Object> i = a1.keySet().iterator(); i.hasNext();) {
            Attributes.Name a = (Attributes.Name) i.next();
            boolean b = true;
            for (int j = 0; j < ignoredEntries.length; j++) {
                if (a.toString().equals(ignoredEntries[j])) {
                    a2.remove(a);
                    b = false;
                    break;
                }
            }
            if (b && (a1.get(a).equals(a2.get(a)))) {
                a2.remove(a);
            }
        }
        return a2.isEmpty();
    } catch (FileNotFoundException fnfe) {
        System.err.println("Exception from test - comparing manifests");
        fnfe.printStackTrace(System.err);
    } catch (IOException ioe) {
        System.err.println("Exception from test - comparing manifests");
        ioe.printStackTrace(System.err);
    }
    return false;
}
Example 4
Source File: ManifestWriter.java    From walle with Apache License 2.0 5 votes vote down vote up 
public static void writeIndividualSection(OutputStream out, String name, Attributes attributes)
        throws IOException {
    writeAttribute(out, "Name", name);

    if (!attributes.isEmpty()) {
        writeAttributes(out, getAttributesSortedByName(attributes));
    }
    writeSectionDelimiter(out);
}
Example 5
Source File: OutputConsumerPath.java    From tiny-remapper with GNU Lesser General Public License v3.0 5 votes vote down vote up 
private static void fixManifest(Manifest manifest, TinyRemapper remapper) {
	Attributes mainAttrs = manifest.getMainAttributes();

	if (remapper != null) {
		String val = mainAttrs.getValue(Attributes.Name.MAIN_CLASS);
		if (val != null) mainAttrs.put(Attributes.Name.MAIN_CLASS, mapFullyQualifiedClassName(val, remapper));

		val = mainAttrs.getValue("Launcher-Agent-Class");
		if (val != null) mainAttrs.put("Launcher-Agent-Class", mapFullyQualifiedClassName(val, remapper));
	}

	mainAttrs.remove(Attributes.Name.SIGNATURE_VERSION);

	for (Iterator<Attributes> it = manifest.getEntries().values().iterator(); it.hasNext(); ) {
		Attributes attrs = it.next();

		for (Iterator<Object> it2 = attrs.keySet().iterator(); it2.hasNext(); ) {
			Attributes.Name attrName = (Attributes.Name) it2.next();
			String name = attrName.toString();

			if (name.endsWith("-Digest") || name.contains("-Digest-") || name.equals("Magic")) {
				it2.remove();
			}
		}

		if (attrs.isEmpty()) it.remove();
	}
}
Example 6
Source File: GuardDB.java    From yGuard with MIT License 4 votes vote down vote up 
private void updateManifest(int manifestIndex, String inName, String outName, MessageDigest[] digests)
{
  // Create fresh section for entry, and enter "Name" header

  Manifest nm = newManifest[manifestIndex];
  Manifest om = oldManifest[manifestIndex];

  Attributes oldAtts = om.getAttributes(inName);
  Attributes newAtts = new Attributes();
  //newAtts.putValue(MANIFEST_NAME_TAG, outName);

  // copy over non-name and none digest entries
  if (oldAtts != null){
    for(Iterator it = oldAtts.entrySet().iterator(); it.hasNext();){
      Map.Entry entry = (Map.Entry) it.next();
      Object key = entry.getKey();
      String name = key.toString();
      if (!name.equalsIgnoreCase(MANIFEST_NAME_TAG) &&
          name.indexOf("Digest") == -1){
        newAtts.remove(name);
        newAtts.putValue(name, (String)entry.getValue());
      }
    }
  }

  // Create fresh digest entries in the new section
  if (digests != null && digests.length > 0)
  {
    // Digest-Algorithms header
    StringBuffer sb = new StringBuffer();
    for (int i = 0; i < digests.length; i++)
    {
      sb.append(digests[i].getAlgorithm());
      if (i < digests.length -1){
        sb.append(", ");
      }
    }
    newAtts.remove(MANIFEST_DIGESTALG_TAG);
    newAtts.putValue(MANIFEST_DIGESTALG_TAG, sb.toString());

    // *-Digest headers
    for (int i = 0; i < digests.length; i++)
    {
      newAtts.remove(digests[i].getAlgorithm() + "-Digest");
      newAtts.putValue(digests[i].getAlgorithm() + "-Digest", Tools.toBase64(digests[i].digest()));
    }
  }

  if (!newAtts.isEmpty()) {
    // Append the new section to the new manifest
    nm.getEntries().put(outName, newAtts);
  }
}