SeedList.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.nutch.webui.model;

import java.io.Serializable;
import java.util.Collection;

import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.OneToMany;

import org.apache.commons.collections4.CollectionUtils;
import org.codehaus.jackson.annotate.JsonIgnore;

import com.fasterxml.jackson.annotation.JsonManagedReference;
import com.j256.ormlite.field.ForeignCollectionField;

@Entity
public class SeedList implements Serializable {

  @Id
  @GeneratedValue
  private Long id;

  @Column
  private String name;

  @OneToMany
  @ForeignCollectionField(eager = true)
  @JsonManagedReference
  private Collection<SeedUrl> seedUrls;

  public Long getId() {
    return id;
  }

  public void setId(Long id) {
    this.id = id;
  }

  @JsonIgnore
  public int getSeedUrlsCount() {
    if (CollectionUtils.isEmpty(seedUrls)) {
      return 0;
    }
    return seedUrls.size();
  }

  public Collection<SeedUrl> getSeedUrls() {
    return seedUrls;
  }

  public void setSeedUrls(Collection<SeedUrl> seedUrls) {
    this.seedUrls = seedUrls;
  }

  public String getName() {
    return name;
  }

  public void setName(String name) {
    this.name = name;
  }

  @Override
  public int hashCode() {
    final int prime = 31;
    int result = 1;
    result = prime * result + ((id == null) ? 0 : id.hashCode());
    return result;
  }

  @Override
  public boolean equals(Object obj) {
    if (this == obj)
      return true;
    if (obj == null)
      return false;
    if (getClass() != obj.getClass())
      return false;
    SeedList other = (SeedList) obj;
    if (id == null) {
      if (other.id != null)
        return false;
    } else if (!id.equals(other.id))
      return false;
    return true;
  }

}