src/main/java/org/apache/hadoop/chukwa/hicc/ViewsTag.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.hadoop.chukwa.hicc;


import javax.servlet.jsp.JspException;
import javax.servlet.jsp.tagext.SimpleTagSupport;
import java.io.IOException;
import java.util.*;

public class ViewsTag extends SimpleTagSupport {
  Views views = new Views();

  public void doTag() throws JspException, IOException {
    for (int i = 0; i < views.length(); i++) {
      int j = 0;
      getJspContext().setAttribute("key", views.getKey(i));
      Iterator permission = views.getPermission(i);
      String[] authUsers = new String[100];
      for (Iterator perm = permission; perm.hasNext();) {
        String who = perm.next().toString();
        authUsers[j] = who;
        getJspContext().setAttribute( "permission."+who+".read",
        views.getReadPermission(i,who) );
        getJspContext().setAttribute( "permission."+who+".write",
        views.getWritePermission(i,who) );
        j = j + 1;
      }
      getJspContext().setAttribute( "permission", authUsers );
      getJspContext().setAttribute("owner", views.getOwner(i));
      getJspContext().setAttribute("description", views.getDescription(i));
      getJspBody().invoke(null);
    }
  }

}