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

/**
 * Some checks for the removeValue(int) method.
 *///from w  w  w.  j ava 2 s .c o  m
@Test
public void testRemoveValueInt() {
    KeyedObjects ko1 = new KeyedObjects();
    ko1.setObject("Key 1", "Object 1");
    ko1.setObject("Key 2", null);
    ko1.setObject("Key 3", "Object 2");

    ko1.removeValue(1);
    assertEquals(2, ko1.getItemCount());
    assertEquals(1, ko1.getIndex("Key 3"));

    // try negative key index
    boolean pass = false;
    try {
        ko1.removeValue(-1);
    } catch (IndexOutOfBoundsException e) {
        pass = true;
    }
    assertTrue(pass);

    // try key index == itemCount
    pass = false;
    try {
        ko1.removeValue(2);
    } catch (IndexOutOfBoundsException e) {
        pass = true;
    }
    assertTrue(pass);
}

---

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

/**
 * Some checks for the removeValue() methods.
 *//*from w  ww  .  jav a2s  . c  om*/
public void testRemoveValue() {
    KeyedObjects ko1 = new KeyedObjects();
    ko1.setObject("Key 1", "Object 1");
    ko1.setObject("Key 2", null);
    ko1.setObject("Key 3", "Object 2");

    ko1.removeValue(1);
    assertEquals(2, ko1.getItemCount());
    assertEquals(1, ko1.getIndex("Key 3"));

    ko1.removeValue("Key 1");
    assertEquals(1, ko1.getItemCount());
    assertEquals(0, ko1.getIndex("Key 3"));

    // try unknown key
    boolean pass = false;
    try {
        ko1.removeValue("UNKNOWN");
    } catch (UnknownKeyException e) {
        pass = true;
    }
    assertTrue(pass);

    // try null argument
    pass = false;
    try {
        ko1.removeValue(null);
    } catch (IllegalArgumentException e) {
        pass = true;
    }
    assertTrue(pass);
}

---

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

/**
 * Some checks for the removeValue(int) method.
 *//* w w  w  .  j av  a 2 s. c  om*/
public void testRemoveValueInt() {
    KeyedObjects ko1 = new KeyedObjects();
    ko1.setObject("Key 1", "Object 1");
    ko1.setObject("Key 2", null);
    ko1.setObject("Key 3", "Object 2");

    ko1.removeValue(1);
    assertEquals(2, ko1.getItemCount());
    assertEquals(1, ko1.getIndex("Key 3"));

    // try negative key index
    boolean pass = false;
    try {
        ko1.removeValue(-1);
    } catch (IndexOutOfBoundsException e) {
        pass = true;
    }
    assertTrue(pass);

    // try key index == itemCount
    pass = false;
    try {
        ko1.removeValue(2);
    } catch (IndexOutOfBoundsException e) {
        pass = true;
    }
    assertTrue(pass);
}

---

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

/**
 * Tests sorting of data by key (ascending).
 *///from w  w w  .  j  a v a 2s . co 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).
 *//*  w w w  .  j  ava2 s.c  o m*/
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).
 *///from   ww  w.java 2 s.c  o m
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   www. ja v  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);
}

---

• «
• 1
• 2
• 3
• »