Example usage for org.apache.commons.io.manifest ManifestUtils findFirstManifestAttributeValue

Introduction

In this page you can find the example usage for org.apache.commons.io.manifest ManifestUtils findFirstManifestAttributeValue.

Prototype

public static final Pair<Attributes.Name, String> findFirstManifestAttributeValue(JarFile jarFile,
        Collection<? extends Attributes.Name> names) throws IOException 

Source Link

Document

Scans the main section of a JAR file manifest for the 1st non-empty attribute value

Usage

From source file:net.community.chest.gitcloud.facade.AbstractContextInitializer.java

protected void showArtifactsVersions() {
    scanArtifactsManifests(new Predicate<Pair<URL, Manifest>>() {
        @Override//from www.  ja va2s .  c  om
        @SuppressWarnings("synthetic-access")
        public boolean evaluate(Pair<URL, Manifest> e) {
            URL url = e.getKey();
            Manifest manifest = e.getValue();
            Pair<Attributes.Name, String> versionInfo = ManifestUtils.findFirstManifestAttributeValue(manifest,
                    ManifestUtils.STANDARD_VERSION_ATTRS_NAMES);
            if (versionInfo == null) {
                logger.info(
                        "showArtifactsVersions(" + url.toExternalForm() + ") no version information extracted");
            } else {
                logger.info("showArtifactsVersions(" + url.toExternalForm() + ")[" + versionInfo.getLeft()
                        + "]: " + versionInfo.getRight());
            }

            return false; // don't stop
        }
    });
}

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