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private void require(Lexer.Token.Type type) throws ParserException { if (!is(type)) { throw new ParserException(); } try { lexer.readtok(); } catch (IOException e) { throw new ParserException(); } }
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private boolean is(Lexer.Token.Type t) { return lexer.curr().t == t; }
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public Token(String s, Type t) { this.s = s; this.t = t; }
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public String toString() { return t + "('" + s + "')"; }
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public Lexer(Reader input) throws IOException { this.input = input; readch(); readtok(); }
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public Token curr() { return curr; }
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public Token readtok() throws IOException { curr = _readtok(); return curr; }
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private Token _readtok() throws IOException { while (Character.isWhitespace(currCh) && !eof) { readch(); } if (eof) return EOF; if (currCh == '(' || currCh == ')') { char c = currCh; readch(); return new Token(c + "", Token.Type.SYNCON); } else { String s = ""; do { s += currCh; } while (readch() && !Character.isWhitespace(currCh) && currCh != '(' && currCh != ')'); return new Token(s, Token.Type.IDENTIFIER); } }
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public boolean readch() throws IOException { int ch = input.read(); if (ch == -1) { eof = true; return false; } currCh = (char) ch; return true; }
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protected Interpreter getInterpreter() { return Interpreter.this; }
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public BPLValue lookupDefault() { throw new RuntimeException(); }
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public BPLValue apply(List<SExpression> params) { return this; }
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public BPLString(String val) { this.val = val; }
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@Override public int hashCode() { final int prime = 31; int result = 1; result = prime * result + getInterpreter().hashCode(); result = prime * result + ((val == null) ? 0 : val.hashCode()); return result; }
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@Override public boolean equals(Object obj) { if (this == obj) return true; if (obj == null) return false; if (getClass() != obj.getClass()) return false; BPLString other = (BPLString) obj; if (!getInterpreter().equals(other.getInterpreter())) return false; if (val == null) { if (other.val != null) return false; } else if (!val.equals(other.val)) return false; return true; }
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@Override public String toString() { return val; }
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@Override public BPLValue lookupDefault() { return this; }
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public abstract BPLValue apply(List<BPLValue> params);
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public BPLOperator(Op me) { this.me = me; }
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@Override public BPLValue apply(List<SExpression> params) { List<BPLValue> values = new ArrayList<>(); for (SExpression sexpr: params) { values.add(interpret(sexpr)); } return me.apply(values); }
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public BPLValue string(String val) { return new BPLString(val); }
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public BPLValue real(double val) { return new BPLString((Math.ulp(val) * 10 * Math.random() + val) + ""); }
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public BPLValue interpret(SExpression expr) { return lookup(string(expr.op)).apply(expr.subexprs); }
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public BPLValue lookup(BPLValue value) { if (!variables.containsKey(value)) { return value.lookupDefault(); } return variables.get(value); }
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public void put(BPLValue var, BPLOperator value) { variables.put(var, value); }
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public DefaultInterpreter() { put(string("+"), new BPLOperator((List<BPLValue> params) -> { float sum = 0; for (BPLValue v: params) { sum += Double.parseDouble(v.toString()); } return real(sum); })); put(string("*"), new BPLOperator((List<BPLValue> params) -> { float product = 1; for (BPLValue v: params) { product *= Double.parseDouble(v.toString()); } return real(product); })); put(string("print"), new BPLOperator((List<BPLValue> params) -> { for (BPLValue v: params) { System.out.print(v); } System.out.println(); return null; })); }
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public PlayKnop(Graphics graph, int x, int y) { g = graph; posX = x; posY = y; createImages(); }
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public void draw() { if(playing == true) { g.drawImage(stop, posX, posY, 0); } else { g.drawImage(play, posX, posY, 0); } }
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public void createImages() { try { stop = Image.createImage("/images/buttons/pauze.png"); play = Image.createImage("/images/buttons/play.png"); } catch(Exception e) { e.printStackTrace(); } }
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public boolean clicked(int x, int y) { if(x > posX && x < posX + 70) { if(y > posY && y < posY + 70) { if(playing == false) { playing = true; } else { playing = false; } return true; } else { return false; } } else { return false; } }
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public Pad(int xPos, int yPos, Graphics graphics) { posX = xPos; posY = yPos; color = 0xff00ff; activated = false; g = graphics; createImages(); }
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public void draw() { //Als deze knop actief is maar de positie van de beatmaker is NIET deze pad //dan deze afbeelding tekenen if(activated == true && currentBeat == false) { g.drawImage(active, posX, posY, 0); } else if(currentBeat == true) { //Als positie wel bij deze pad is dan gaat hij de afbeelding met glow tekenen //2 verschillende afbeeldingen, ligt eraan of de pad op actief staat of niet if(activated == true) { System.out.println("sdfsdf"); g.drawImage(overin, posX, posY, 0); } else { g.drawImage(overout, posX, posY, 0); } } else if(currentBeat == false) { //Deze afbeelding wordt getekend als huidige positie NIET deze pad is, en deze pad niet actief is. g.drawImage(inactive, posX, posY, 0); } }
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public void clicked() { if(activated == false) { activated = true; } else { activated = false; } draw(); }
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public void createImages() { try { active = Image.createImage("/images/button_in(red).png"); inactive = Image.createImage("/images/button(red).png"); overin = Image.createImage("/images/button_in_over(red).png"); overout = Image.createImage("/images/button_over(red).png"); } catch (IOException e) { System.out.println("Images not found"); } }
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public PlaySound(String fileName) { //Player object maken en alles vast pre-fetchen file = fileName; try { is = getClass().getResourceAsStream(file); p = Manager.createPlayer(is, "audio/x-wav"); p.realize(); p.prefetch(); } catch (Exception e) { e.printStackTrace(); } }
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public void play() { try { p.start(); } catch (Exception e) { e.printStackTrace(); } }
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public void stop() { try { p.stop(); } catch (Exception e) { e.printStackTrace(); } }
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public mainCanvas() { super(true); g = getGraphics(); }
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public synchronized void start() { //Afbeeldingen maken voor de achtergrond en het pijltje wat aangeeft op welke positie //de beatmaker is try { positie = Image.createImage("/images/pijl.png"); bgimage = Image.createImage("/background.jpg"); } catch (IOException e) { System.out.println("Images not found"); } //Knoppen om van instrument te wissen aanmaken piano = new InstrumentButton(30,4, g, "piano"); gitaar = new InstrumentButton(30,130, g, "gitaar"); drums = new InstrumentButton(30, 260, g, "overig"); play = new PlayKnop(g, 30, 570); //standaard krijg je de piano voor je neus dus deze zetten we aan piano.turnOn(); //DIt is om te controlleren op welke pad we geklikt hebben action = new TouchActions(); createInstruments(); draw(); playLoop(); }
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public void stop() {}
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public void run() {}
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public void playLoop() { task = new SoundTimerTask(); gitaarThread = new Thread(task); gitaarThread.start(); }
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private void createInstruments() { String[] samples = { "/piano/piano1.wav", "/piano/piano2.wav", "/piano/piano3.wav", "/piano/piano4.wav", "/piano/piano5.wav", "/gitaar/gitaar1.wav", "/gitaar/gitaar2.wav", "/gitaar/gitaar3.wav", "/gitaar/gitaar4.wav", "/gitaar/gitaar5.wav", "/drums/conga.wav", "/drums/conga2.wav", "/drums/conga3.wav", "/drums/bel.wav", "/drums/bel2.wav" }; int j = 0; instruments = new Instrument[15]; for(int i = 0; i < 15; i++) { if(j == 5) { j = 0; } instruments[i] = new Instrument(samples[i], (j+2) * 67, g); j++; } }
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private void draw() { //De achtergrond tekenen g.drawImage(bgimage, 0, 0, 0); //De pijl die positie aangeeft tekenen g.drawImage(positie, 105, count * 87, 0); //Als piano open staat tekenen we de pads voor de piano if(piano.active) { for(int i = 0; i < 5; i++) { instruments[i].draw(); } } //Als gitaar open staat de pads voor gitaar tekenen if(gitaar.active) { for(int i = 5; i < 10; i++) { instruments[i].draw(); } } //Als overig open staat tekenen we daar de pads voor if(drums.active) { for(int i = 10; i < 15; i++) { instruments[i].draw(); } } piano.drawButton(); gitaar.drawButton(); drums.drawButton(); play.draw(); //Send all graphics from Buffer to Screen flushGraphics(); }
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public void pointerPressed (int x, int y) { //VOlgende if/else statement is voor de knoppen onderaan. De gene die //aangeklikt wordt moet groen worden, de rest blauw (dat is uit) if(piano.clicked(x, y)) { gitaar.turnOff(); drums.turnOff(); } else if(gitaar.clicked(x, y)) { piano.turnOff(); drums.turnOff(); } else if(drums.clicked(x, y)) { gitaar.turnOff(); piano.turnOff(); } //Als er op play of pauze gedrukt wordt zorgt deze functie dat playing op true of false komt te staan. play.clicked(x, y); //adhv het actieve instrument gaan controlleren op welke pad is gedrukt if(piano.active) { for(int i = 0; i < 5; i++) { action.setPads(instruments[i].pads); if(action.touchCheck(x, y)) { instruments[i].pads[action.padClicked].clicked(); } } } else if(gitaar.active) { for(int i = 5; i < 10; i++) { action.setPads(instruments[i].pads); if(action.touchCheck(x, y)) { instruments[i].pads[action.padClicked].clicked(); } } } else if(drums.active) { for(int i = 10; i < 15; i++) { action.setPads(instruments[i].pads); if(action.touchCheck(x, y)) { instruments[i].pads[action.padClicked].clicked(); } } } draw(); }
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public final void run() { while(true) { //Alleen als playing op true staat gaan we hier iets doen if(play.playing == true) { animate(); try { Thread.sleep(230); } catch(Exception e) { System.out.println(e.toString()); } } } }
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public void animate() { //15 verschillende toonsoorten (van alle 3 de instrumenten) doorlopen for(int i = 0; i < 15; i++) { //De huidige colom op true zetten zodat deze een glow krijgt en het pijltje weet 7 //wat zijn nieuwe positie moet zijn instruments[i].pads[counter].currentBeat = true; //Vorige kolom weer op false zetten if(counter == 0) { instruments[i].pads[7].currentBeat = false; } else { instruments[i].pads[counter - 1].currentBeat = false; } //Als pad in huidige kolom aan staat spelen we het geluidje af if(instruments[i].pads[counter].activated == true) { instruments[i].playSample(); } } //En alles naar het scherm tekenen draw(); counter++; if(counter >= 8) { counter = 0; } //Deze count var wordt in de hoofd thread gebruikt voor de positie van het pijltje count = counter; }
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public InstrumentButton(int xPos, int yPos, Graphics graphics, String btn) { posX = xPos; posY = yPos; g = graphics; button = btn; createImages(); }
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public void drawButton() { if(active == false) { g.drawImage(inactivebtn, posX, posY, 0); } if(active == true) { g.drawImage(activebtn, posX, posY, 0); } }
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public void turnOff() { active = false; }
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public void turnOn() { active = true; }
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public boolean clicked(int x, int y) { if(x > posX && x < posX + 60) { if(y > posY && y < posY + 100) { if(active == false) { active = true; } return true; } else { return false; } } else { return false; } }
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public void createImages() { try { activebtn = Image.createImage("/images/buttons/" + button + "_active.png"); inactivebtn = Image.createImage("/images/buttons/" + button + ".png"); } catch (IOException e) { System.out.println("Images not found"); } }
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public Instrument(String sample, int x, Graphics graphics) { sampleFile = sample; g = graphics; playr = new PlaySound(sampleFile); posX = x; createPads(); }
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public void createPads() { pads = new Pad[8]; for(int i = 0; i < 8; i++) { pads[i] = new Pad(posX , i * 87 , g); } }
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public void draw() { for(int i = 0; i < pads.length; i++) { pads[i].draw(); } }
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public void playSample() { playr.play(); }
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public void stopSample() { playr.stop(); }
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public App() { System.out.println("App called..."); beatmaker = new mainCanvas(); display = Display.getDisplay(this); display.setCurrent(beatmaker); beatmaker.start(); }
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protected void startApp() { }
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protected void pauseApp() { System.out.println("pauseApp called..."); }
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protected void destroyApp(boolean unconditional) { System.out.println("destroyApp called..."); }
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public ZapposModifyInputData(){ zapposGetAPIData = new ZapposGetAPIData(); finalOutputList = new ArrayList<ArrayList<Product>>(); productListToWork = new ArrayList<Product>(); getUniqueProductIdMap = new HashMap<Integer, Product>(); getPriceProductCounterMap = new HashMap<Double,Integer>(); jParser = new JSONParser(); }
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public HashMap<Integer,Product> getUniqueProductIdMap(){ return getUniqueProductIdMap; }
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public boolean computeData(String response, double startOfRange, double endOfRange, int numberOfGifts){ boolean isEndOfRangeReached = false; try{ if(!response.equals(null)){ Object resultObject = jParser.parse(response); JSONObject resultJObject = (JSONObject) resultObject; JSONArray resultArray = (JSONArray) resultJObject.get("results"); double lastPriceOfProduct = zapposGetAPIData.getPriceOfLastProductOnPage(resultArray); double productPrice = 0.0; int productId, styleId; String productName; //checks if the price of last product on the page is greater than startRange if(lastPriceOfProduct > startOfRange){ for(Object resultObj: resultArray){ JSONObject resultJObj = (JSONObject)resultObj; productPrice = Double.parseDouble(resultJObj.get("price").toString().substring(1)); //the map below helps to store unique products in the input list int currentPriceCount = getPriceProductCounterMap.containsKey(productPrice)?getPriceProductCounterMap.get(productPrice):0; getPriceProductCounterMap.put(productPrice,currentPriceCount+1); // unique products can occur as the number of gifts in the input list if(getPriceProductCounterMap.get(productPrice)<= numberOfGifts){ // if price of product is greater than start of range if(productPrice >= startOfRange){ productId = Integer.parseInt(resultJObj.get("productId").toString()); styleId = Integer.parseInt(resultJObj.get("styleId").toString()); productName = resultJObj.get("productName").toString(); Product product = new Product(); product.setPrice(productPrice); product.setProductId(productId); product.setStyleId(styleId); product.setProductName(productName); //update the map of productId and product data getUniqueProductIdMap.put(productId, product); } } } } //if product price is greater than the range end then stop product collection process. if(productPrice > endOfRange){ isEndOfRangeReached = true; } }else{ isEndOfRangeReached = false; } }catch(Exception e){ } return isEndOfRangeReached; }
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public List<ArrayList<Product>> getPossibleCombinations(HashMap<Integer,Product> productList,int numberOfGifts,double totalTargetPrice){ for(Entry<Integer, Product> entry:getUniqueProductIdMap.entrySet()){ Product currentProduct = entry.getValue(); productListToWork.add(currentProduct); } getOutput(new ArrayList<Product>(),numberOfGifts, totalTargetPrice,0); return finalOutputList; }
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public void getOutput(ArrayList<Product> possibleProductList,int numberOfGifts, double totalTargetPrice,int currentCounter){ if(totalTargetPrice < 0 || numberOfGifts <= 0){ return; } if(possibleProductList.size() == numberOfGifts){ finalOutputList.add(possibleProductList); return; } for(int i=currentCounter; i<productListToWork.size();i++){ Product currentProduct = productListToWork.get(i); ArrayList<Product> updatedPossibleProductList = new ArrayList<Product>(possibleProductList); if(possibleProductList.size() < numberOfGifts){ updatedPossibleProductList.add(currentProduct); double currentPrice = currentProduct.getPrice(); getOutput(updatedPossibleProductList,numberOfGifts,(totalTargetPrice-currentPrice), ++currentCounter); } } }
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public ZapposGetAPIData(){ jParser = new JSONParser(); }
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public int getNumOfItemsInRange(){ return numOfItemsinRange; }
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public String getHTTPResponseFromZappos(String url){ StringBuffer response = new StringBuffer(); try { URL obj = new URL(url); HttpURLConnection connection = (HttpURLConnection) obj.openConnection(); connection.setRequestMethod("GET"); int responseCode = connection.getResponseCode(); if(responseCode == 200){ BufferedReader in = new BufferedReader( new InputStreamReader(connection.getInputStream())); String inputLine; while ((inputLine = in.readLine()) != null) { response.append(inputLine); } in.close(); if (connection != null) { connection.disconnect(); } }else{ response.append(PROBLEM); } }catch(Exception e){ System.out.println("Got an exception at fetching Price range: "+ e); } return response.toString(); }
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public String getActualRangeBasedOnInputCost(String response,double cost){ String actualRange = null; try{ JSONObject jObject = (JSONObject) jParser.parse(response); JSONArray priceFacetArray = (JSONArray) jObject.get("facets"); JSONArray facetValuesArray = null; for(Object priceFacet: priceFacetArray){ JSONObject priceObject = (JSONObject) priceFacet; facetValuesArray = (JSONArray)priceObject.get("values"); } if(cost <= 50.0){ actualRange = "$50.00 and Under"; }else if(cost > 50.0 && cost <= 100.0){ actualRange = "$100.00 and Under"; }else if(cost > 100.0 && cost <= 200.0){ actualRange = "$200.00 and Under"; }else if(cost >= 200.0){ actualRange = "$200.00 and Over"; } for(Object v : facetValuesArray){ JSONObject value_obj = (JSONObject) v; if (value_obj.get("name").toString().equals(actualRange)){ numOfItemsinRange = Integer.parseInt(value_obj.get("count").toString()); } } }catch(Exception e){ System.out.println("Error in getting actual range based on cost"+ e); actualRange = PROBLEM; } return actualRange; }
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public JSONArray getResultJSONArray(String response){ JSONArray resultArray = null; try{ if(response!=null){ Object responseObject = jParser.parse(response); JSONObject jResponseObject = (JSONObject) responseObject; resultArray = (JSONArray) jResponseObject.get("results"); } }catch(Exception e){ System.out.println("Error in getting parsing the response"+ e); } return resultArray; }
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public double getPriceOfFirstProductOnPage(JSONArray resultArray){ double price = 0; Object firstResult = resultArray.get(0); JSONObject firstResultJSON = (JSONObject) firstResult; price = Double.parseDouble(firstResultJSON.get("price").toString().substring(1)); return price; }
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public double getPriceOfLastProductOnPage(JSONArray resultArray){ double price = 0; int numberOfProductsOnPage = resultArray.size(); Object lastProductResult = resultArray.get(numberOfProductsOnPage-1); JSONObject firstResultJSON = (JSONObject) lastProductResult; price = Double.parseDouble(firstResultJSON.get("price").toString().substring(1)); return price; }
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public static void main(String[] args) { int numberOfGifts; double totalCostOfGifts; // flag to check if any result is found in first iteration else increase range. boolean isResultFound = false; ZapposGetAPIData zapposGetAPIData = new ZapposGetAPIData(); ZapposModifyInputData zapposModifyInputData = new ZapposModifyInputData(); // Take user inputs from the user Scanner inputParams = new Scanner(System.in); System.out.println("Enter the number of gifts..."); numberOfGifts = Integer.parseInt(inputParams.next()); System.out.println("Enter the total cost of gifts..."); totalCostOfGifts = Integer.parseInt(inputParams.next()); double average = totalCostOfGifts/numberOfGifts; double limit = 0.0; do{ //calculate start and end of range to search double upperLimit = average + limit; double lowerLimit = average - limit; double startOfRange = lowerLimit > 0 ? lowerLimit: 0; double endOfRange = lowerLimit <= totalCostOfGifts? lowerLimit: totalCostOfGifts; // get different price ranges from Zappos API String priceRangeURL = "http://api.zappos.com/Search?includes=[%22facets%22]&excludes=[%22results%22]&facets=[%22priceFacet%22]&key="+zapposAPIKey; String priceRangeURLResponse = zapposGetAPIData.getHTTPResponseFromZappos(priceRangeURL); if(priceRangeURLResponse.equals(PROBLEM)){ System.out.println("Problem in connecting to Internet"); }else{ // Get the actual range of a data based on total target Cost String ActualRangeBasedOnTotalCost = zapposGetAPIData.getActualRangeBasedOnInputCost(priceRangeURLResponse,totalCostOfGifts); if(ActualRangeBasedOnTotalCost.equals(PROBLEM)){ System.out.println("Check internet connection..."); }else{ // get total number of pages based on total number of products int totalNumberOfProducts = zapposGetAPIData.getNumOfItemsInRange(); int totalNumberOfPages = (int) Math.ceil(totalNumberOfProducts/100); /* * Get page number to start looking for relative products. * This is to minimize the search from page 0 and start searching from closest pages to value. */ ZapposUtilityFunction zapposUtilityFunction = new ZapposUtilityFunction(); int pageNum = zapposUtilityFunction.getStartPageFromRange(ActualRangeBasedOnTotalCost, startOfRange); for(int i=0; i<= totalNumberOfPages ; i++){ //loop through pages and compute the necessary product data String productURLPage = "http://api.zappos.com/Search?term=&filters={\"priceFacet\":[\""+ ActualRangeBasedOnTotalCost + "\"]}&key="+zapposAPIKey+"&limit=100&page=" + i +"&sort={%22price%22:%22asc%22}"; String response = zapposGetAPIData.getHTTPResponseFromZappos(productURLPage); if(zapposModifyInputData.computeData(response,startOfRange,endOfRange,numberOfGifts)){ break; } } //get map of unique product ids and product data necessary for computation HashMap<Integer,Product> productList = zapposModifyInputData.getUniqueProductIdMap(); //gets all possible combinations based on data and inputs List<ArrayList<Product>> resultProductList = zapposModifyInputData.getPossibleCombinations(productList,numberOfGifts,totalCostOfGifts); if(!resultProductList.isEmpty()){ //display list of products found so far zapposUtilityFunction.displayProducts(resultProductList); isResultFound = true; }else{ //increase limit of search by 0.5 cents and continue the search. limit += 0.5; } } } // repeat if the result list calculated is empty }while(!isResultFound); }
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public ZapposUtilityFunction(){ zapposGetAPIData = new ZapposGetAPIData(); RangePageNumbersMap = new HashMap<String,Integer>(); }
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public void updateRangePageNumbersMap(){ RangePageNumbersMap.put("$50.00 and Under", 458); RangePageNumbersMap.put("$100.00 and Under", 936); RangePageNumbersMap.put("$200.00 and Under", 1230); RangePageNumbersMap.put("$200.00 and Over", 160); }
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public int getStartPageFromRange(String rangeBasedOnCost,double startRange){ int page = 0; updateRangePageNumbersMap(); int totalNumOfPages = RangePageNumbersMap.get(rangeBasedOnCost); for(int i=0; i<=totalNumOfPages; i+=25){ String urlString = "http://api.zappos.com/Search?term=&filters={\"priceFacet\":[\""+ rangeBasedOnCost + "\"]}&key="+zapposAPIKey+"&limit=100&page=" + i +"&sort={%22price%22:%22asc%22}"; String response = zapposGetAPIData.getHTTPResponseFromZappos(urlString); if(!response.equals(null)){ double priceOfFirstItem = zapposGetAPIData.getPriceOfFirstProductOnPage(zapposGetAPIData.getResultJSONArray(response)); if(startRange<=priceOfFirstItem){ page = i-25; break; } } } return page; }
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public void displayProducts(List<ArrayList<Product>> list){ for(int i=0; i<list.size();i++){ System.out.println("Unique product list"); ArrayList<Product> combList = list.get(i); for(int j=0;j<combList.size(); j++){ Product p = combList.get(j); p.displayProductInformation(); } } }
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public Product(int productId, int styleId, String productName, double price){ this.productId = productId; this.styleId = styleId; this.productName = productName; this.price = price; }
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public Product(){ this.productId = 0; this.styleId = 0; this.productName = "null"; this.price = 0.0; }
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public int getProductId() { return productId; }
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public void setProductId(int productId) { this.productId = productId; }
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public int getStyleId() { return styleId; }
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public void setStyleId(int styleId) { this.styleId = styleId; }
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public String getProductName() { return productName; }
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public void setProductName(String productName) { this.productName = productName; }
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public double getPrice() { return price; }
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public void setPrice(double price) { this.price = price; }
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public void displayProductInformation(){ System.out.println(this.productName); System.out.println(this.productId); System.out.println(this.styleId); System.out.println(this.price); }
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private static String getFilenameGuid() { // Value to use a Windows or Unix like filesystem. // Set to false if you use a Mac or linux variant. boolean WindowsOS = false; String path = System.getProperty("user.home"); if(WindowsOS){ return path + "\\" + UUID.randomUUID().toString() + ".txt"; }else{ return path + "/" + UUID.randomUUID().toString() + ".txt"; } }
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@Before public void setUp() { //REPLACE WordPairDemoV1 WITH YOUR OWN CLASS THAT IMPLEMENTS THE INTERFACE wordPairDemo = new SolidControl(); // !!!!! REPLACE HERE !!!!! assertTrue(wordPairDemo.size() == 0); wordPairDemo.add("hest", "horse"); //We trust the add() method here! wordPairDemo.add("hus", "house"); wordPairDemo.add("bord", "table"); }
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@After public void tearDown() { }
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@Test /** * This test requires that both save and load are implemented, since the * test strategy is: Save the file, clear the content of the list, and read * the file back in and check the result. */ public void testLoad() { assertTrue(wordPairDemo.save(fileName)); wordPairDemo.clear(); assertTrue(wordPairDemo.load(fileName)); assertTrue(wordPairDemo.size() == 3); assertEquals(wordPairDemo.lookup("hest"), "horse"); assertEquals(wordPairDemo.lookup("hus"), "house"); assertEquals(wordPairDemo.lookup("bord"), "table"); }
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@Test /** * This test is redundant (covered by testLoad). */ public void testSave() { }
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@Test public void testLookup_1() { assertEquals("Looked up hest. Expected: horse. Got: " + wordPairDemo.lookup("hest"), wordPairDemo.lookup("hest"), "horse"); }
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@Test public void testLookup_SecondWord() { assertNotSame("Expected: something different from Cow. Got: " + wordPairDemo.lookup("hest"), wordPairDemo.lookup("hest"), "Cow"); }
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@Test public void testClear() { wordPairDemo.clear(); int collectionSize = wordPairDemo.size(); assertTrue("Cleared the collection of word pairs. Expected size: 0. Got size: " + collectionSize, collectionSize == 0); }
810e5912-ffc5-450c-95af-72741a4e5a7b
@Test public void testAdd_4() { wordPairDemo.add("ko", "cow"); int resultSize = wordPairDemo.size(); assertTrue("Added a 4th wordpair. Expected size: 4. Got size: " + resultSize, resultSize == 4); assertEquals(wordPairDemo.lookup("ko"), "cow"); }
7446b451-5c2a-4d9a-9f6e-88555d0d7621
@Test public void testAdd_GotItRight() { wordPairDemo.add("ko", "cow"); String lookUpResult = wordPairDemo.lookup("ko"); assertEquals("Added wordpair ko-cow and called loookup(). Expected cow. Got: " + lookUpResult, lookUpResult, "cow"); }