/**
    * Copyright (C) 2010-2012 Joerg Bellmann <joerg.bellmann@googlemail.com>
    *
    * 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 com.googlecode.t7mp.steps;
  
  import java.io.File;
  import java.io.FileNotFoundException;
  import java.io.FileOutputStream;
  import java.io.IOException;
  
  import com.googlecode.t7mp.SetupUtil;
  import com.googlecode.t7mp.TomcatSetupException;
  import com.googlecode.t7mp.util.CommonsSetupUtil;
  
  /**
   * 
   * @author Joerg Bellmann
   *
   */
  public class CopyConfigResourceFromClasspath implements Step {
  
      private static final String MSG_PREFIX = "Could not copy classpathresource ";
      private static final String MSG_SUFFIX = " to tomcat-conf directory";
  
      private static final String RESOURCEPATH = "/com/googlecode/t7mp/conf/";
  
      private SetupUtil setupUtil = new CommonsSetupUtil();
  
      private final String resource;
  
      public CopyConfigResourceFromClasspath(String resource) {
          this.resource = resource;
      }
  
      @Override
      public void execute(Context context) {
          final File tomcatConfDirectory = new File(context.getConfiguration().getCatalinaBase(), "/conf/");
          try {
              FileOutputStream out = new FileOutputStream(new File(tomcatConfDirectory, resource));
              this.setupUtil.copy(getClass().getResourceAsStream(RESOURCEPATH + resource), out);
              out.close();
          } catch (FileNotFoundException e) {
              throw new TomcatSetupException(MSG_PREFIX + resource + MSG_SUFFIX, e);
          } catch (IOException e) {
              throw new TomcatSetupException(MSG_PREFIX + resource + MSG_SUFFIX, e);
          }
      }
  }