Example usage for org.jfree.data DefaultKeyedValues DefaultKeyedValues

Introduction

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

Prototype

public DefaultKeyedValues()

Source Link

Document

Creates a new collection (initially empty).

Usage

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

/**
 * Some checks for the getKeys() method.
 *///w  w  w  .  java 2s.  c  o m
@Test
public void testGetKeys() {
    DefaultKeyedValues d = new DefaultKeyedValues();
    List keys = d.getKeys();
    assertTrue(keys.isEmpty());
    d.addValue("A", 1.0);
    keys = d.getKeys();
    assertEquals(1, keys.size());
    assertTrue(keys.contains("A"));
    d.addValue("B", 2.0);
    keys = d.getKeys();
    assertEquals(2, keys.size());
    assertTrue(keys.contains("A"));
    assertTrue(keys.contains("B"));
    d.clear();
    keys = d.getKeys();
    assertEquals(0, keys.size());
}

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

/**
 * Checks that a new instance is empty.//from  w  ww.j  a  v a 2 s.com
 */
public void testConstructor() {
    DefaultKeyedValues d = new DefaultKeyedValues();
    assertEquals(0, d.getItemCount());
}

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

/**
 * Constructs a new dataset, initially empty.
 */
public DefaultPieDataset() {
    this.data = new DefaultKeyedValues();
}

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

/**
 * Some checks for the getItemCount() method.
 *//*from w w  w.  j av  a2s  .c  o  m*/
public void testGetItemCount() {
    DefaultKeyedValues d = new DefaultKeyedValues();
    assertEquals(0, d.getItemCount());
    d.addValue("A", 1.0);
    assertEquals(1, d.getItemCount());
    d.addValue("B", 2.0);
    assertEquals(2, d.getItemCount());
    d.clear();
    assertEquals(0, d.getItemCount());
}

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

/**
 * Creates a new dataset by copying data from a {@link KeyedValues}
 * instance./*from ww w. j  a v a 2  s  .  c o  m*/
 *
 * @param data  the data (<code>null</code> not permitted).
 */
public DefaultPieDataset(KeyedValues data) {
    ParamChecks.nullNotPermitted(data, "data");
    this.data = new DefaultKeyedValues();
    for (int i = 0; i < data.getItemCount(); i++) {
        this.data.addValue(data.getKey(i), data.getValue(i));
    }
}

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

/**
 * A simple test for the clear() method.
 *///  w w w.ja  v  a2 s .  com
@Test
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.DefaultKeyedValuesTest.java

/**
 * Some checks for the getKeys() method.
 *///from  w ww  .j ava 2 s  . c  o  m
public void testGetKeys() {
    DefaultKeyedValues d = new DefaultKeyedValues();
    List keys = d.getKeys();
    assertTrue(keys.isEmpty());
    d.addValue("A", 1.0);
    keys = d.getKeys();
    assertEquals(1, keys.size());
    assertTrue(keys.contains("A"));
    d.addValue("B", 2.0);
    keys = d.getKeys();
    assertEquals(2, keys.size());
    assertTrue(keys.contains("A"));
    assertTrue(keys.contains("B"));
    d.clear();
    keys = d.getKeys();
    assertEquals(0, keys.size());
}

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

/**
 * Some checks for the getValue() methods.
 *//*from  w  w w  . j a va 2s.c  o m*/
@Test
public void testGetValue() {
    DefaultKeyedValues v1 = new DefaultKeyedValues();
    try {
        /* Number n = */ v1.getValue(-1);
        assertTrue(false);
    } catch (IndexOutOfBoundsException e) {
        // expected
    }
    try {
        /* Number n = */ v1.getValue(0);
        assertTrue(false);
    } catch (IndexOutOfBoundsException e) {
        // expected
    }
    DefaultKeyedValues v2 = new DefaultKeyedValues();
    v2.addValue("K1", new Integer(1));
    v2.addValue("K2", new Integer(2));
    v2.addValue("K3", new Integer(3));
    assertEquals(new Integer(3), v2.getValue(2));

    boolean pass = false;
    try {
        /* Number n = */ v2.getValue("KK");
    } catch (UnknownKeyException e) {
        pass = true;
    }
    assertTrue(pass);
}

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

/**
 * A simple test for the clear() method.
 *//*from   w  w  w .  j a v a 2  s. c o m*/
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.DefaultKeyedValuesTest.java

/**
 * Some checks for the getValue() methods.
 *//* w w  w.java  2 s  . co  m*/
public void testGetValue() {
    DefaultKeyedValues v1 = new DefaultKeyedValues();
    try {
        /* Number n = */ v1.getValue(-1);
        assertTrue(false);
    } catch (IndexOutOfBoundsException e) {
        // expected
    }
    try {
        /* Number n = */ v1.getValue(0);
        assertTrue(false);
    } catch (IndexOutOfBoundsException e) {
        // expected
    }
    DefaultKeyedValues v2 = new DefaultKeyedValues();
    v2.addValue("K1", new Integer(1));
    v2.addValue("K2", new Integer(2));
    v2.addValue("K3", new Integer(3));
    assertEquals(new Integer(3), v2.getValue(2));

    boolean pass = false;
    try {
        /* Number n = */ v2.getValue("KK");
    } catch (UnknownKeyException e) {
        pass = true;
    }
    assertTrue(pass);
}