/**
 * Licensed to jclouds, Inc. (jclouds) under one or more
 * contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  jclouds 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.jclouds.azure.storage;

import static org.jclouds.Constants.PROPERTY_ENDPOINT;
import static org.jclouds.Constants.PROPERTY_IDENTITY;

import java.util.Properties;
import java.util.regex.Pattern;

import org.jclouds.PropertiesBuilder;
import org.jclouds.util.Strings2;

/**
 * Builds properties used in Azure Connections
 * 
 * @author Adrian Cole
 */
public class AzureStoragePropertiesBuilder extends PropertiesBuilder {

   public AzureStoragePropertiesBuilder() {
      this(new Properties());
   }

   public AzureStoragePropertiesBuilder(Properties properties) {
      super(properties);
   }

   public static final Pattern IDENTITY_PATTERN = Pattern.compile("\\{identity\\}");

   @Override
   public Properties build() {
      String endpoint = properties.getProperty(PROPERTY_ENDPOINT);
      String identity = properties.getProperty(PROPERTY_IDENTITY);

      properties.setProperty(PROPERTY_ENDPOINT, Strings2.replaceAll(endpoint, IDENTITY_PATTERN,
               identity));
      return super.build();
   }

}
