org.glite.security.voms.admin.util.AdminServiceContactUtil.java Source code

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Here is the source code for org.glite.security.voms.admin.util.AdminServiceContactUtil.java

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/**
 * Copyright (c) Istituto Nazionale di Fisica Nucleare (INFN). 2006-2016
 *
 * Licensed 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.glite.security.voms.admin.util;

import java.io.File;
import java.io.FileFilter;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

import org.apache.commons.io.FileUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class AdminServiceContactUtil {

    public static final String SERVICE_CONTACT_FILENAME = "service-endpoint";

    public static final Logger log = LoggerFactory.getLogger(AdminServiceContactUtil.class);

    private AdminServiceContactUtil() {

    }

    private static AdminServiceContactInfo parseContactInfo(String voConfDirPath) throws IOException {

        String voName = voConfDirPath.substring(voConfDirPath.lastIndexOf('/') + 1);

        File voDir = new File(voConfDirPath);

        if (voDir.exists() && voDir.isDirectory() && voDir.canRead() && voDir.canExecute()) {

            File contactFile = new File(voDir.getAbsolutePath() + "/" + SERVICE_CONTACT_FILENAME);
            if (contactFile.exists() && contactFile.canRead()) {

                String contactString = FileUtils.readFileToString(contactFile);
                String[] parts = contactString.split(":");

                AdminServiceContactInfo info = new AdminServiceContactInfo(voName, parts[0],
                        Integer.parseInt(parts[1]));

                return info;
            }
        }

        throw new IllegalArgumentException("VOMS Admin service configuration cannot be read from " + voConfDirPath);

    }

    public static List<AdminServiceContactInfo> getAdminServiceContactInfo(String configDir) {

        List<AdminServiceContactInfo> contacts = new ArrayList<AdminServiceContactInfo>();

        File confDir = new File(configDir);
        if (confDir.exists() && confDir.isDirectory() && confDir.canExecute() && confDir.canRead()) {

            File[] voFiles = confDir.listFiles(new FileFilter() {

                @Override
                public boolean accept(File pathname) {

                    return pathname.isDirectory();
                }
            });

            for (File f : voFiles) {
                try {

                    AdminServiceContactInfo info = parseContactInfo(f.getAbsolutePath());
                    contacts.add(info);

                } catch (IOException e) {
                    log.error(e.getMessage(), e);
                    continue;
                }
            }
        }

        return contacts;
    }
}