Example usage for org.jfree.data KeyedObjects KeyedObjects

Introduction

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

Prototype

public KeyedObjects() 

Source Link

Document

Creates a new collection (initially empty).

Usage

From source file:org.jfree.data.KeyedObjectsTest.java

/**
 * Confirm that cloning works./*from  www . ja  v a2  s  .c om*/
 */
@Test
public void testCloning() throws CloneNotSupportedException {
    KeyedObjects ko1 = new KeyedObjects();
    ko1.addObject("V1", new Integer(1));
    ko1.addObject("V2", null);
    ko1.addObject("V3", new Integer(3));
    KeyedObjects ko2 = (KeyedObjects) ko1.clone();
    assertTrue(ko1 != ko2);
    assertTrue(ko1.getClass() == ko2.getClass());
    assertTrue(ko1.equals(ko2));
}

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From source file:org.jfree.data.KeyedObjectsTest.java

/**
 * Confirm special features of cloning.//w  w  w.j  a v a 2  s . c o  m
 */
@Test
public void testCloning2() throws CloneNotSupportedException {
    // case 1 - object is mutable but not PublicCloneable
    Object obj1 = new ArrayList();
    KeyedObjects ko1 = new KeyedObjects();
    ko1.addObject("K1", obj1);
    KeyedObjects ko2 = (KeyedObjects) ko1.clone();
    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 = (KeyedObjects) ko1.clone();
    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);
}

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

/**
 * Confirm that cloning works./*w  w w.  j  a v a 2s. co m*/
 */
public void testCloning() {
    KeyedObjects ko1 = new KeyedObjects();
    ko1.addObject("V1", new Integer(1));
    ko1.addObject("V2", null);
    ko1.addObject("V3", new Integer(3));
    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));
}

---

From source file:org.jfree.data.pie.DefaultPieDataset.java

/**
 * Constructs a new dataset, initially empty.
 *//*from  www. ja v  a 2 s . c  o m*/
public DefaultPieDataset() {
    this.data = new KeyedObjects();
    setSelectionState(this);
}

---

From source file:org.jfree.data.KeyedObjectsTest.java

/**
 * Check that inserting and retrieving values works as expected.
 *///  w w w. j  a va 2 s .com
@Test
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

/**
 * Confirm special features of cloning./*  w  ww  .  j  a  va 2  s  .  c o 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.pie.DefaultPieDataset.java

/**
 * Creates a new dataset by copying data from a {@link KeyedValues}
 * instance.//www . ja v a  2  s .c om
 *
 * @param data  the data (<code>null</code> not permitted).
 */
public DefaultPieDataset(KeyedValues data) {
    if (data == null) {
        throw new IllegalArgumentException("Null 'data' argument.");
    }
    this.data = new KeyedObjects();
    for (int i = 0; i < data.getItemCount(); i++) {
        SelectableValue dataItem = new SelectableValue(data.getValue(i));
        this.data.addObject(data.getKey(i), dataItem);
    }
}

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From source file:org.jfree.data.KeyedObjectsTest.java

/**
 * Serialize an instance, restore it, and check for equality.
 *///from w w w. ja v  a 2  s  .c om
@Test
public void testSerialization() {
    KeyedObjects ko1 = new KeyedObjects();
    ko1.addObject("Key 1", "Object 1");
    ko1.addObject("Key 2", null);
    ko1.addObject("Key 3", "Object 2");
    KeyedObjects ko2 = (KeyedObjects) TestUtilities.serialised(ko1);
    assertEquals(ko1, ko2);
}

---

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

/**
 * Check that inserting and retrieving values works as expected.
 *///from  ww  w.j av  a 2 s.  co  m
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.KeyedObjectsTest.java

/**
 * Simple checks for the getObject(int) method.
 *///from  w  w  w.j av  a  2 s. c  o  m
@Test
public void testGetObject() {
    // retrieve an item
    KeyedObjects ko1 = new KeyedObjects();
    ko1.addObject("Key 1", "Object 1");
    ko1.addObject("Key 2", null);
    ko1.addObject("Key 3", "Object 2");
    assertEquals("Object 1", ko1.getObject(0));
    assertNull(ko1.getObject(1));
    assertEquals("Object 2", ko1.getObject(2));

    // request with a negative index
    boolean pass = false;
    try {
        ko1.getObject(-1);
    } catch (IndexOutOfBoundsException e) {
        pass = true;
    }
    assertTrue(pass);

    // request width index == itemCount
    pass = false;
    try {
        ko1.getObject(3);
    } catch (IndexOutOfBoundsException e) {
        pass = true;
    }
    assertTrue(pass);
}

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