server/src/main/java/org/apache/abdera/protocol/server/impl/SimpleCollectionInfo.java

/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements.  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.  For additional information regarding
* copyright in this work, please see the NOTICE file in the top level
* directory of this distribution.
*/
package org.apache.abdera.protocol.server.impl;

import java.io.Serializable;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

import org.apache.abdera.model.Collection;
import org.apache.abdera.protocol.server.CategoriesInfo;
import org.apache.abdera.protocol.server.CollectionInfo;
import org.apache.abdera.protocol.server.RequestContext;

public class SimpleCollectionInfo 
  implements CollectionInfo, 
             Serializable {
  
  private static final long serialVersionUID = 8026455829158149510L;
  
  private final String title;
  private final String href;
  private final String[] accepts;
  private final List<CategoriesInfo> catinfos = new ArrayList<CategoriesInfo>();
  
  public SimpleCollectionInfo(
    String title,
    String href,
    String... accepts) {
      this.title = title;
      this.accepts = accepts;
      this.href = href;
  }
  
  public String[] getAccepts(RequestContext request) {
    return accepts;
  }
  
  public String getHref(RequestContext request) {
    return href;
  }
  
  public String getTitle(RequestContext request) {
    return title;
  }
  
  public CategoriesInfo[] getCategoriesInfo(RequestContext request) {
    return catinfos.toArray(new CategoriesInfo[catinfos.size()]);
  }
  
  public void addCategoriesInfo(CategoriesInfo... catinfos) {
    for (CategoriesInfo catinfo : catinfos)
      this.catinfos.add(catinfo);
  }
  
  public void setCategoriesInfo(CategoriesInfo...catinfos) {
    this.catinfos.clear();
    addCategoriesInfo(catinfos);
  }

  public int hashCode() {
    final int prime = 31;
    int result = 1;
    result = prime * result + Arrays.hashCode(accepts);
    result = prime * result + ((catinfos == null) ? 0 : catinfos.hashCode());
    result = prime * result + ((href == null) ? 0 : href.hashCode());
    result = prime * result + ((title == null) ? 0 : title.hashCode());
    return result;
  }

  public boolean equals(Object obj) {
    if (this == obj) return true;
    if (obj == null) return false;
    if (getClass() != obj.getClass()) return false;
    final SimpleCollectionInfo other = (SimpleCollectionInfo) obj;
    if (!Arrays.equals(accepts, other.accepts)) return false;
    if (catinfos == null) {
      if (other.catinfos != null) return false;
    } else if (!catinfos.equals(other.catinfos)) return false;
    if (href == null) {
      if (other.href != null) return false;
    } else if (!href.equals(other.href)) return false;
    if (title == null) {
      if (other.title != null) return false;
    } else if (!title.equals(other.title)) return false;
    return true;
  }
  
  public Collection asCollectionElement(RequestContext request) {
    Collection collection = request.getAbdera().getFactory().newCollection();
    collection.setHref(href);
    collection.setTitle(title);
    collection.setAccept(accepts);
    for (CategoriesInfo catsinfo : this.catinfos) {
      collection.addCategories(catsinfo.asCategoriesElement(request));
    }
    return collection;
  }
}