Example usage for org.jfree.data KeyedObjects getObject

List of usage examples for org.jfree.data KeyedObjects getObject

  1. HOME
  2. Java
  3. org.jfree
  4. org.jfree.data.*
  5. KeyedObjects
  6. getObject

Introduction

In this page you can find the example usage for org.jfree.data KeyedObjects getObject.

Prototype

public Object getObject(Comparable key)

Source Link

Document

Returns the object for a given key.

Usage

From source file:org.jfree.data.junit.KeyedObjectsTests.java

/**
 * Confirm special features of cloning./*from  w  w  w  .j  ava  2 s .  co  m*/
 */
public void testCloning2() {
    // case 1 - object is mutable but not PublicCloneable
    Object obj1 = new ArrayList();
    KeyedObjects ko1 = new KeyedObjects();
    ko1.addObject("K1", obj1);
    KeyedObjects ko2 = null;
    try {
        ko2 = (KeyedObjects) ko1.clone();
    } catch (CloneNotSupportedException e) {
        e.printStackTrace();
    }
    assertTrue(ko1 != ko2);
    assertTrue(ko1.getClass() == ko2.getClass());
    assertTrue(ko1.equals(ko2));

    // the clone contains a reference to the original object
    assertTrue(ko2.getObject("K1") == obj1);

    // CASE 2 - object is mutable AND PublicCloneable
    obj1 = new DefaultPieDataset();
    ko1 = new KeyedObjects();
    ko1.addObject("K1", obj1);
    ko2 = null;
    try {
        ko2 = (KeyedObjects) ko1.clone();
    } catch (CloneNotSupportedException e) {
        e.printStackTrace();
    }
    assertTrue(ko1 != ko2);
    assertTrue(ko1.getClass() == ko2.getClass());
    assertTrue(ko1.equals(ko2));

    // the clone contains a reference to a CLONE of the original object
    assertTrue(ko2.getObject("K1") != obj1);
}

From source file:org.jfree.data.junit.KeyedObjectsTests.java

/**
 * Check that inserting and retrieving values works as expected.
 *//*  ww w  .  j a  v a 2 s .  c om*/
public void testInsertAndRetrieve() {

    KeyedObjects data = new KeyedObjects();
    data.addObject("A", new Double(1.0));
    data.addObject("B", new Double(2.0));
    data.addObject("C", new Double(3.0));
    data.addObject("D", null);

    // check key order
    assertEquals(data.getKey(0), "A");
    assertEquals(data.getKey(1), "B");
    assertEquals(data.getKey(2), "C");
    assertEquals(data.getKey(3), "D");

    // check retrieve value by key
    assertEquals(data.getObject("A"), new Double(1.0));
    assertEquals(data.getObject("B"), new Double(2.0));
    assertEquals(data.getObject("C"), new Double(3.0));
    assertEquals(data.getObject("D"), null);

    boolean pass = false;
    try {
        data.getObject("Not a key");
    } catch (UnknownKeyException e) {
        pass = true;
    }
    assertTrue(pass);

    // check retrieve value by index
    assertEquals(data.getObject(0), new Double(1.0));
    assertEquals(data.getObject(1), new Double(2.0));
    assertEquals(data.getObject(2), new Double(3.0));
    assertEquals(data.getObject(3), null);

}

From source file:org.jfree.data.junit.KeyedObjectsTests.java

/**
 * Tests sorting of data by key (ascending).
 *//*ww  w.j a v  a 2 s. c  o  m*/
public void testSortByKeyAscending() {
    KeyedObjects data = new KeyedObjects();
    data.addObject("C", new Double(1.0));
    data.addObject("B", null);
    data.addObject("D", new Double(3.0));
    data.addObject("A", new Double(2.0));

    data.sortByKeys(SortOrder.ASCENDING);

    // check key order
    assertEquals("A", data.getKey(0));
    assertEquals("B", data.getKey(1));
    assertEquals("C", data.getKey(2));
    assertEquals("D", data.getKey(3));

    // check retrieve value by key
    assertEquals(data.getObject("A"), new Double(2.0));
    assertEquals(data.getObject("B"), null);
    assertEquals(data.getObject("C"), new Double(1.0));
    assertEquals(data.getObject("D"), new Double(3.0));

    // check retrieve value by index
    assertEquals(data.getObject(0), new Double(2.0));
    assertEquals(data.getObject(1), null);
    assertEquals(data.getObject(2), new Double(1.0));
    assertEquals(data.getObject(3), new Double(3.0));
}

From source file:org.jfree.data.junit.KeyedObjectsTests.java

/**
 * Tests sorting of data by key (descending).
 *///from  w w w . j  a v a2  s. c om
public void testSortByKeyDescending() {
    KeyedObjects data = new KeyedObjects();
    data.addObject("C", new Double(1.0));
    data.addObject("B", null);
    data.addObject("D", new Double(3.0));
    data.addObject("A", new Double(2.0));

    data.sortByKeys(SortOrder.DESCENDING);

    // check key order
    assertEquals(data.getKey(0), "D");
    assertEquals(data.getKey(1), "C");
    assertEquals(data.getKey(2), "B");
    assertEquals(data.getKey(3), "A");

    // check retrieve value by key
    assertEquals(data.getObject("A"), new Double(2.0));
    assertEquals(data.getObject("B"), null);
    assertEquals(data.getObject("C"), new Double(1.0));
    assertEquals(data.getObject("D"), new Double(3.0));

    // check retrieve value by index
    assertEquals(data.getObject(0), new Double(3.0));
    assertEquals(data.getObject(1), new Double(1.0));
    assertEquals(data.getObject(2), null);
    assertEquals(data.getObject(3), new Double(2.0));
}

From source file:org.jfree.data.junit.KeyedObjectsTests.java

/**
 * Tests sorting of data by value (ascending).
 *//* w w  w  .j  av  a2 s . com*/
public void testSortByValueAscending() {
    KeyedObjects data = new KeyedObjects();
    data.addObject("C", new Double(1.0));
    data.addObject("B", null);
    data.addObject("D", new Double(3.0));
    data.addObject("A", new Double(2.0));

    data.sortByObjects(SortOrder.ASCENDING);

    // check key order
    assertEquals(data.getKey(0), "C");
    assertEquals(data.getKey(1), "A");
    assertEquals(data.getKey(2), "D");
    assertEquals(data.getKey(3), "B");

    // check retrieve value by key
    assertEquals(data.getObject("A"), new Double(2.0));
    assertEquals(data.getObject("B"), null);
    assertEquals(data.getObject("C"), new Double(1.0));
    assertEquals(data.getObject("D"), new Double(3.0));

    // check retrieve value by index
    assertEquals(data.getObject(0), new Double(1.0));
    assertEquals(data.getObject(1), new Double(2.0));
    assertEquals(data.getObject(2), new Double(3.0));
    assertEquals(data.getObject(3), null);
}

From source file:org.jfree.data.junit.KeyedObjectsTests.java

/**
 * Tests sorting of data by key (descending).
 *//*from  w  w  w  .jav  a  2 s  .  c o  m*/
public void testSortByValueDescending() {
    KeyedObjects data = new KeyedObjects();
    data.addObject("C", new Double(1.0));
    data.addObject("B", null);
    data.addObject("D", new Double(3.0));
    data.addObject("A", new Double(2.0));

    data.sortByObjects(SortOrder.DESCENDING);

    // check key order
    assertEquals(data.getKey(0), "D");
    assertEquals(data.getKey(1), "A");
    assertEquals(data.getKey(2), "C");
    assertEquals(data.getKey(3), "B");

    // check retrieve value by key
    assertEquals(data.getObject("A"), new Double(2.0));
    assertEquals(data.getObject("B"), null);
    assertEquals(data.getObject("C"), new Double(1.0));
    assertEquals(data.getObject("D"), new Double(3.0));

    // check retrieve value by index
    assertEquals(data.getObject(0), new Double(3.0));
    assertEquals(data.getObject(1), new Double(2.0));
    assertEquals(data.getObject(2), new Double(1.0));
    assertEquals(data.getObject(3), null);
}