Js Array Util : Utility « GWT « Java





Js Array Util

     
package com.googlecode.gwtgl.util;

import com.google.gwt.core.client.JavaScriptObject;
import com.google.gwt.core.client.JsArrayBoolean;
import com.google.gwt.core.client.JsArrayInteger;
import com.google.gwt.core.client.JsArrayNumber;
import com.google.gwt.core.client.JsArrayString;

/**
 * @author Steffen Schfer
 *
 */
public final class JsArrayUtil {

  private JsArrayUtil() {
  }

  /**
   * Wraps a Java String Array to a JsArrayString for dev mode.
   * 
   * @param srcArray the array to wrap
   * @return the wrapped array
   */
  public static JsArrayString wrapArray(String[] srcArray) {
    JsArrayString result = JavaScriptObject.createArray().cast();
    for (int i = 0; i < srcArray.length; i++) {
      result.set(i, srcArray[i]);
    }
    return result;
  }
  
  /**
   * Converts a JsArrayString to a String[].
   * 
   * @param jsArrayString the array to unwrap.
   * @return the created String[].
   */
  public static String[] unwrapArray(JsArrayString jsArrayString) {
    String[] result = new String[jsArrayString.length()];
    for(int i=0; i<jsArrayString.length();i++) {
      result[i]=jsArrayString.get(i);
    }
    return result;
  }
  
  /**
   * Wraps a Java float Array to a JsArrayNumber for dev mode.
   * 
   * @param srcArray the array to wrap
   * @return the wrapped array
   */
  public static JsArrayNumber wrapArray(float[] srcArray) {
    JsArrayNumber result = JavaScriptObject.createArray().cast();
    for (int i = 0; i < srcArray.length; i++) {
      result.set(i, srcArray[i]);
    }
    return result;
  }
  
  /**
   * Wraps a Java double Array to a JsArrayNumber for dev mode.
   * 
   * @param srcArray the array to wrap
   * @return the wrapped array
   */
  public static JsArrayNumber wrapArray(double[] srcArray) {
    JsArrayNumber result = JavaScriptObject.createArray().cast();
    for (int i = 0; i < srcArray.length; i++) {
      result.set(i, srcArray[i]);
    }
    return result;
  }
  
  /**
   * Wraps a Java int Array to a JsArrayInteger for dev mode.
   * 
   * @param srcArray the array to wrap
   * @return the wrapped array
   */
  public static JsArrayInteger wrapArray(int[] srcArray) {
    JsArrayInteger result = JavaScriptObject.createArray().cast();
    for (int i = 0; i < srcArray.length; i++) {
      result.set(i, srcArray[i]);
    }
    return result;
  }
  
  /**
   * Wraps a Java byte Array to a JsArrayInteger for dev mode.
   * 
   * @param srcArray the array to wrap
   * @return the wrapped array
   */
  public static JsArrayInteger wrapArray(byte[] srcArray) {
    JsArrayInteger result = JavaScriptObject.createArray().cast();
    for (int i = 0; i < srcArray.length; i++) {
      result.set(i, srcArray[i]);
    }
    return result;
  }
  
  /**
   * Wraps a Java boolean Array to a JsArrayBoolean for dev mode.
   * 
   * @param srcArray the array to wrap
   * @return the wrapped array
   */
  public static JsArrayBoolean wrapArray(boolean[] srcArray) {
    JsArrayBoolean result = JavaScriptObject.createArray().cast();
    for (int i = 0; i < srcArray.length; i++) {
      result.set(i, srcArray[i]);
    }
    return result;
  }

}

   
    
    
    
    
  










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