Android Open Source - book Book

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License

The source code is released under:

MIT License

Java Source Code

package book;
//  w  w  w  . j  av  a 2s.  c o m
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;

import com.Db;


/*
 * 
 * book object
 * contains key -> words pairs and
 * some appropriate methods for doing things with them
 * 
 */
public class Book {
  private long id; // database id of the book
  private String name;
  private HashMap<String, List<String>> words;
  private Db db;
  
  public Book(Db db){
    this.db = db;
    this.words = new HashMap<String, List<String>>();  
  }
  
  public Book(String name){
    this.setName(name);
    this.words = new HashMap<String, List<String>>();
  }
  
  public Book(long id, String name){
    this.setId(id);
    this.setName(name);
    this.words = new HashMap<String, List<String>>();
  }
  
  // save the booooook
  public void save(){
    this.db.save(this);
  }

  // very handy method
  public void load(){
  }
  
  // delete..
  public void remove(){
    this.db.remove(this);
  }
  
  
  public void setDb(Db db){
    this.db = db;
  }
  
  
  // loads a string of words into multiple words (keys) into this book
  public void setString(String text){
    this.words = new HashMap<String, List<String>>();
    String[] txt = text.split(" ");
    
    for (String t : txt){
      this.addWord(t);
    }
  }
  
  // clean up
  public void Clear(){
    this.words = new HashMap<String, List<String>>();
  }
  


  // overloading addword method
  public void addWord(String word, List<String> translations){        
    if (!this.hasWord(word)){
      words.put(word, translations);
    }
  }
  
  // check if this already has the word.. regardless of translations..
  public boolean hasWord(String word){
    return this.words.containsKey(word);
  }

  public List<String> getWordsAsList(){
    List<String> wlist = new ArrayList<String>();
    
    for (String word : words.keySet()){
      wlist.add(word);
    }
    
    return wlist;    
  }
  
  public void addWord(String word){    
    if (!this.words.containsKey(word)){
      this.words.put(word, new ArrayList<String>());
    }    
  }
  
  // combines two books into one (this)
  public void merge(Book book){
    HashMap<String ,List<String>> words = book.getWords();
    for (String word : words.keySet()){
      this.addWord(word, words.get(word));
    }
  }
  
  // add some words to this
  public void addWords(List<String> words){
    for (String word : words ){
      this.addWord(word);
    }    
  }
  
  // remove a word
  public void removeWord(String word){
    if (this.hasWord(word)){
      words.remove(word);
    }
    this.db.removeWord(this.id, word);
  }

  // add translations into this book by different ways
  public void addTranslations(String word, List<String> translations){
    for (String translation : translations){
      this.addTranslation(word, translation);
    }
  }
  
  public void addTranslation(String word, String translation){
    this.addWord(word);    
    if (!this.words.get(word).contains(translation)){
      this.words.get(word).add(translation);
    }
  }
  
  // word is this
  public void setWords(HashMap<String, List<String>> words){
    this.words = words;
  }
  
  // speak
  public HashMap<String, List<String>> getWords(){
    return words;
  }
  
  // count em
  public int getCount(){    
    return this.words.size();
  }
  

  // captain obvious
  public String getName() {
    return name;
  }

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

  // long id is long
  public long getId() {
    return id;
  }

  // long id is quite long
  public void setId(long id) {
    this.id = id;
  }
}

Java Source Code List

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