content: /*
   * Copyright (c) 2016 the original author or authors.
   *
   * Permission is hereby granted, free of charge, to any person obtaining a copy
   * of this software and associated documentation files (the "Software"), to deal
   * in the Software without restriction, including without limitation the rights
   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   * copies of the Software, and to permit persons to whom the Software is
   * furnished to do so, subject to the following conditions:
   *
   * The above copyright notice and this permission notice shall be included in all
   * copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
   * SOFTWARE.
   */
  
  package com.rivescript.session;
  
  import java.io.Serializable;
  import java.util.HashMap;
  import java.util.Map;
  
  /**
   * Container for user variables.
   *
   * @author Noah Petherbridge
   * @author Marcel Overdijk
   */
  public class UserData implements Serializable {
  
  	private static final long serialVersionUID = -4112596798916704937L;
  
  	private Map<String, String> variables;
  	private String lastMatch;
  	private History history;
  
  	public UserData() {
  		this.variables = new HashMap<>();
  		this.history = new History();
  	}
  
  	public String getVariable(String name) {
  		return variables.get(name);
  	}
  
  	public Map<String, String> getVariables() {
  		return variables;
  	}
  
  	public void setVariable(String name, String value) {
  		variables.put(name, value);
  	}
  
  	public String getLastMatch() {
  		return lastMatch;
  	}
  
  	public void setLastMatch(String lastMatch) {
  		this.lastMatch = lastMatch;
  	}
  
  	public History getHistory() {
  		return history;
  	}
  
  	@Override
  	public boolean equals(Object o) {
  		if (this == o) {
  			return true;
  		}
  		if (o == null || getClass() != o.getClass()) {
  			return false;
  		}
  		UserData that = (UserData) o;
  		if (variables != null ? !variables.equals(that.variables) : that.variables != null) {
  			return false;
  		}
  		if (lastMatch != null ? !lastMatch.equals(that.lastMatch) : that.lastMatch != null) {
  			return false;
  		}
  		return history != null ? history.equals(that.history) : that.history == null;
  	}
  
  	@Override
  	public int hashCode() {
  		int result = variables != null ? variables.hashCode() : 0;
  		result = 31 * result + (lastMatch != null ? lastMatch.hashCode() : 0);
  		result = 31 * result + (history != null ? history.hashCode() : 0);
  		return result;
  	}
  
  	@Override
  	public String toString() {
  		return "UserData{" +
  				"variables=" + variables +
  				", lastMatch='" + lastMatch + '\'' +
  				", history=" + history +
  				'}';
  	}
  }
  