Java Jar Manifest getManifestProperty(Manifest manifest, String propertyName)

Description

get Manifest Property

License

Apache License

Declaration

public static String getManifestProperty(Manifest manifest, String propertyName) 

Method Source Code

//package com.java2s;
/*/*from  w ww. j  a  va2  s  . com*/
 * Licensed to the Indoqa Software Design und Beratung GmbH (Indoqa) under
 * one or more contributor license agreements. See the NOTICE file distributed
 * with this work for additional information regarding copyright ownership.
 * Indoqa licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import java.util.Iterator;

import java.util.Map;
import java.util.jar.Attributes;

import java.util.jar.Manifest;

public class Main {
    public static String getManifestProperty(Manifest manifest, String propertyName) {
        Map<Object, Object> entries = manifest.getMainAttributes();
        for (Iterator<Object> it = entries.keySet().iterator(); it.hasNext();) {
            Attributes.Name key = (Attributes.Name) it.next();
            String keyName = key.toString();

            if (propertyName.equals(keyName)) {
                return (String) entries.get(key);
            }
        }

        return null;
    }
}

Related

1. getManifestHeaders(Manifest manifest)
2. getManifestHeaderValues(final Manifest manifest, final String headerName)
3. getManifestPath(String moduleDir)
4. getManifestProperty(ClassLoader clContainingManifest, String manifestKey)
5. getManifestProperty(File file, String name)
6. getManifestValue(File jarFile, String key)
7. getManifestValue(JarFile jarFile, String key, String defaultValue)
8. getManifestVersionNumber(File file)
9. getValueFromAttr(Attributes attributes, String manifestValue)