Example usage for org.jfree.data DefaultKeyedValues addValue

Introduction

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

Prototype

public void addValue(Comparable key, Number value) 

Source Link

Document

Adds a new value to the collection, or updates an existing value.

Usage

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

/**
 * Tests sorting of data by value (ascending).
 *///from www .jav  a2  s  .  c  o  m
@Test
public void testSortByValueAscending() {

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

    data.sortByValues(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.getValue("A"), new Double(2.0));
    assertEquals(data.getValue("B"), null);
    assertEquals(data.getValue("C"), new Double(1.0));
    assertEquals(data.getValue("D"), new Double(3.0));

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

}

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

/**
 * Tests sorting of data by key (descending).
 *///from   w  w  w . java 2s . c  o m
@Test
public void testSortByValueDescending() {

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

    data.sortByValues(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.getValue("A"), new Double(2.0));
    assertEquals(data.getValue("B"), null);
    assertEquals(data.getValue("C"), new Double(1.0));
    assertEquals(data.getValue("D"), new Double(3.0));

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

}

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

/**
 * Some checks for the clone() method./*from ww w .  ja  v a 2s .  co  m*/
 */
public void testCloning() {
    DefaultKeyedValues v1 = new DefaultKeyedValues();
    v1.addValue("V1", new Integer(1));
    v1.addValue("V2", null);
    v1.addValue("V3", new Integer(3));
    DefaultKeyedValues v2 = null;
    try {
        v2 = (DefaultKeyedValues) v1.clone();
    } catch (CloneNotSupportedException e) {
        e.printStackTrace();
    }
    assertTrue(v1 != v2);
    assertTrue(v1.getClass() == v2.getClass());
    assertTrue(v1.equals(v2));

    // confirm that the clone is independent of the original
    v2.setValue("V1", new Integer(44));
    assertFalse(v1.equals(v2));
}

---

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

/**
 * Serialize an instance, restore it, and check for equality.
 *///from w w  w .  j av  a2  s  . c  o m
public void testSerialization() {
    DefaultKeyedValues v1 = new DefaultKeyedValues();
    v1.addValue("Key 1", new Double(23));
    v1.addValue("Key 2", null);
    v1.addValue("Key 3", new Double(42));
    DefaultKeyedValues v2 = null;
    try {
        ByteArrayOutputStream buffer = new ByteArrayOutputStream();
        ObjectOutput out = new ObjectOutputStream(buffer);
        out.writeObject(v1);
        out.close();

        ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
        v2 = (DefaultKeyedValues) in.readObject();
        in.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
    assertEquals(v1, v2);
}

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

/**
 * A simple test for the clear() method.
 *//* w w  w .  j  a va  2s  .  c  om*/
public void testClear() {
    DefaultKeyedValues v1 = new DefaultKeyedValues();
    v1.addValue("A", 1.0);
    v1.addValue("B", 2.0);
    assertEquals(2, v1.getItemCount());
    v1.clear();
    assertEquals(0, v1.getItemCount());
}

---

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

/**
 * Check that inserting and retrieving values works as expected.
 *//*from w w w  .j a  v  a 2 s .com*/
public void testInsertAndRetrieve() {
    DefaultKeyedValues data = new DefaultKeyedValues();
    data.addValue("A", new Double(1.0));
    data.addValue("B", new Double(2.0));
    data.addValue("C", new Double(3.0));
    data.addValue("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.getValue("A"), new Double(1.0));
    assertEquals(data.getValue("B"), new Double(2.0));
    assertEquals(data.getValue("C"), new Double(3.0));
    assertEquals(data.getValue("D"), null);

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

---

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

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

    data.sortByKeys(SortOrder.ASCENDING);

    // 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.getValue("A"), new Double(2.0));
    assertEquals(data.getValue("B"), null);
    assertEquals(data.getValue("C"), new Double(1.0));
    assertEquals(data.getValue("D"), new Double(3.0));

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

---

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

/**
 * Tests sorting of data by key (descending).
 *//* w ww  . j av  a 2  s.  c  om*/
public void testSortByKeyDescending() {
    DefaultKeyedValues data = new DefaultKeyedValues();
    data.addValue("C", new Double(1.0));
    data.addValue("B", null);
    data.addValue("D", new Double(3.0));
    data.addValue("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.getValue("A"), new Double(2.0));
    assertEquals(data.getValue("B"), null);
    assertEquals(data.getValue("C"), new Double(1.0));
    assertEquals(data.getValue("D"), new Double(3.0));

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

---

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

/**
 * Tests sorting of data by value (ascending).
 *///from   w  w  w.  j  a va 2  s .c  om
public void testSortByValueAscending() {
    DefaultKeyedValues data = new DefaultKeyedValues();
    data.addValue("C", new Double(1.0));
    data.addValue("B", null);
    data.addValue("D", new Double(3.0));
    data.addValue("A", new Double(2.0));

    data.sortByValues(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.getValue("A"), new Double(2.0));
    assertEquals(data.getValue("B"), null);
    assertEquals(data.getValue("C"), new Double(1.0));
    assertEquals(data.getValue("D"), new Double(3.0));

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

---

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

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

    data.sortByValues(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.getValue("A"), new Double(2.0));
    assertEquals(data.getValue("B"), null);
    assertEquals(data.getValue("C"), new Double(1.0));
    assertEquals(data.getValue("D"), new Double(3.0));

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

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