plugins/org.apache.karaf.eik.core/src/main/java/org/apache/karaf/eik/core/internal/GenericKarafPlatformValidator.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF 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.
 */
package org.apache.karaf.eik.core.internal;

import org.apache.karaf.eik.core.KarafPlatformValidator;

import org.eclipse.core.runtime.IPath;

public class GenericKarafPlatformValidator implements KarafPlatformValidator {

    public boolean isValid(IPath rootPath) {
        final IPath karafJar = rootPath.append("/lib/karaf.jar");

        final IPath systemDir = rootPath.append("/system");
        final IPath confDir = rootPath.append("/etc");

        // First level is the Karaf JARs in the lib directory
        if (karafJar.toFile().exists()) {
            return true;
        }

        /*
         * Second level is the directory structure with the features system
         * configuration files.
         */
        if(systemDir.toFile().isDirectory() && confDir.toFile().isDirectory()) {
            final IPath karafFeatures = confDir.append("/org.apache.felix.karaf.features.cfg");

            if(karafFeatures.toFile().exists()) {
                return true;
            }
        }


        return false;
    }

}