server/src/main/java/org/apache/abdera/protocol/server/impl/SimpleCategoryInfo.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 org.apache.abdera.model.Category;
import org.apache.abdera.protocol.server.CategoryInfo;
import org.apache.abdera.protocol.server.RequestContext;

public class SimpleCategoryInfo 
  implements CategoryInfo, 
             Serializable {
  
  private static final long serialVersionUID = -4013333222147077975L;
  private final String label;
  private final String term;
  private final String scheme;
  
  public SimpleCategoryInfo(
    String term) {
      this(term, null, null);
  }
  
  public SimpleCategoryInfo(
    String term, 
    String scheme) {
      this(term,scheme,null);
  }
  
  public SimpleCategoryInfo(
    String term, 
    String scheme, 
    String label) {
      this.term = term;
      this.scheme = scheme;
      this.label = label;
  }
  
  public String getLabel(RequestContext request) {
    return label;
  }
  
  public String getScheme(RequestContext request) {
    return scheme;
  }
  
  public String getTerm(RequestContext request) {
    return term;
  }
 
  public int hashCode() {
    final int prime = 31;
    int result = 1;
    result = prime * result + ((label == null) ? 0 : label.hashCode());
    result = prime * result + ((scheme == null) ? 0 : scheme.hashCode());
    result = prime * result + ((term == null) ? 0 : term.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 SimpleCategoryInfo other = (SimpleCategoryInfo) obj;
    if (label == null) {
      if (other.label != null) return false;
    } else if (!label.equals(other.label)) return false;
    if (scheme == null) {
      if (other.scheme != null) return false;
    } else if (!scheme.equals(other.scheme)) return false;
    if (term == null) {
      if (other.term != null) return false;
    } else if (!term.equals(other.term)) return false;
    return true;
  }
  
  public Category asCategoryElement(RequestContext request) {
    Category cat = request.getAbdera().getFactory().newCategory();
    cat.setTerm(term);
    if (scheme != null) cat.setScheme(scheme);
    if (label != null) cat.setLabel(label);
    return cat;
  }
}