org.apache.tamaya.integration.commons.IniConfigurationFormat.java Source code

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/*
 * 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.tamaya.integration.commons;

import org.apache.commons.configuration.ConfigurationException;
import org.apache.commons.configuration.HierarchicalINIConfiguration;
import org.apache.commons.configuration.SubnodeConfiguration;
import org.apache.tamaya.ConfigException;
import org.apache.tamaya.format.ConfigurationData;
import org.apache.tamaya.format.ConfigurationDataBuilder;
import org.apache.tamaya.format.ConfigurationFormat;

import java.io.InputStream;
import java.net.URL;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;

/**
 * Implements a ini file format based on the APache Commons
 * {@link org.apache.commons.configuration.HierarchicalINIConfiguration}.
 */
public class IniConfigurationFormat implements ConfigurationFormat {

    public ConfigurationData readConfiguration(URL url) {
        ConfigurationDataBuilder builder = ConfigurationDataBuilder.of(url.toString(), this);
        try {
            HierarchicalINIConfiguration commonIniConfiguration = new HierarchicalINIConfiguration(url);
            for (String section : commonIniConfiguration.getSections()) {
                SubnodeConfiguration sectionConfig = commonIniConfiguration.getSection(section);
                Map<String, String> properties = new HashMap<>();
                Iterator<String> keyIter = sectionConfig.getKeys();
                while (keyIter.hasNext()) {
                    String key = keyIter.next();
                    properties.put(key, sectionConfig.getString(key));
                }
                builder.addProperties(section, properties);
            }
        } catch (ConfigurationException e) {
            throw new ConfigException("Failed to parse ini-file format from " + url, e);
        }
        return builder.build();
    }

    @Override
    public String getName() {
        throw new RuntimeException("Not implemented yet!");
    }

    @Override
    public boolean accepts(URL url) {
        throw new RuntimeException("Not implemented yet!");
    }

    @Override
    public ConfigurationData readConfiguration(String resource, InputStream inputStream) {
        throw new RuntimeException("Not implemented yet!");
    }
}