Java Utililty Methods Jar Manifest

List of utility methods to do Jar Manifest

  1. HOME
  2. Java
  3. J
  4. Jar Manifest

Description

The list of methods to do Jar Manifest are organized into topic(s).

Method

booleancheckManifestForR(java.util.jar.JarFile jar)
Checks the manifest of the Jar whether there is any R source code bundled with it. 
throw new RuntimeException();
PropertiesconvertManifest(Manifest manifest)
convert Manifest 
Attributes attributes = manifest.getMainAttributes();
Iterator iter = attributes.keySet().iterator();
Properties result = new Properties();
while (iter.hasNext()) {
    Attributes.Name key = (Attributes.Name) iter.next();
    result.put(key.toString(), attributes.get(key));
return result;
...
ManifestcreateManifest()
create Manifest 
Manifest manifest = new Manifest();
manifest.getMainAttributes().put(Attributes.Name.MANIFEST_VERSION, "1.0");
manifest.getMainAttributes().put(Attributes.Name.IMPLEMENTATION_URL, "http://samoa.yahoo.com");
manifest.getMainAttributes().put(Attributes.Name.IMPLEMENTATION_VERSION, "0.1");
manifest.getMainAttributes().put(Attributes.Name.IMPLEMENTATION_VENDOR, "Yahoo");
manifest.getMainAttributes().put(Attributes.Name.IMPLEMENTATION_VENDOR_ID, "SAMOA");
Attributes s4Attributes = new Attributes();
s4Attributes.putValue("S4-App-Class", "path.to.Class");
...
ManifestcreateManifest(Map customFields)
create Manifest 
Manifest manifest = new Manifest();
manifest.getMainAttributes().put(Attributes.Name.MANIFEST_VERSION, "1.0");
for (String key : customFields.keySet()) {
    manifest.getMainAttributes().putValue(key, customFields.get(key));
return manifest;
ManifestcreateManifest(String manifestVerion, String mainClass, String jarInternalClasspath)
create Manifest 
Manifest manifest = new Manifest();
Attributes manifestAttr = manifest.getMainAttributes();
if (manifestVerion != null) {
    manifestAttr.putValue("Manifest-Version", manifestVerion);
    if (mainClass != null) {
        manifestAttr.putValue("Main-Class", mainClass);
    if (jarInternalClasspath != null) {
...
ManifestcreateTestManifest(Attributes.Name name, String value)
create Test Manifest 
return createTestManifest(Collections.singletonMap(name, value));
StringformatDisplay(String src, Manifest manifest)
Given a manifest, it appends vendor and version information to a given source string 
String version = manifest.getMainAttributes().getValue(ATT_VERSION);
String vendor = manifest.getMainAttributes().getValue(ATT_VENDOR);
if (version == null)
    version = "NA";
if (vendor == null)
    vendor = "NA";
return (src + ": " + version + " (c) " + vendor + "\n");
ManifestgenerateEmptyManifest()
Generates a Jar Manifest based on the given parameters 
Manifest manifest = new Manifest();
manifest.getMainAttributes().put(Attributes.Name.MANIFEST_VERSION, "1.0");
return manifest;
StringgetAttribute(final Manifest manifest, final String name, final String defValue)
get Attribute 
if (manifest == null) {
    return defValue;
return manifest.getMainAttributes().getValue(name) != null ? manifest.getMainAttributes().getValue(name)
        : defValue;
StringgetAttribute(String attributeName, Manifest manifest)
get Attribute 
Attributes attributes = manifest.getMainAttributes();
if (attributes == null) {
    return null;
if (attributes.containsKey(attributeName)) {
    return attributes.getValue(attributeName);
} else {
    return null;
...