Examples of KeyedObjects

org.jfree.data.KeyedObjects
A collection of (key, object) pairs.

Examples of org.jfree.data.KeyedObjects


    /**
     * Some checks for the removeValue() methods.
     */
    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);

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Examples of org.jfree.data.KeyedObjects


    /**
     * Some checks for the removeValue(int) method.
     */
    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);

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Examples of org.jfree.data.KeyedObjects


    /**
     * Confirm that cloning works.
     */
    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) {
            System.err.println("Failed to clone.");
        }
        assertTrue(ko1 != ko2);
        assertTrue(ko1.getClass() == ko2.getClass());
        assertTrue(ko1.equals(ko2));
    }

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Examples of org.jfree.data.KeyedObjects

     * Confirm special features of cloning.
     */
    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);
    }

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Examples of org.jfree.data.KeyedObjects

    /**
     * Check that inserting and retrieving values works as expected.
     */
    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);


    }

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Examples of org.jfree.data.KeyedObjects

    /**
     * Serialize an instance, restore it, and check for equality.
     */
    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 = null;


        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutput out = new ObjectOutputStream(buffer);
            out.writeObject(ko1);

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Examples of org.jfree.data.KeyedObjects

    /**
     * Simple checks for the getObject(int) method.
     */
    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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Examples of org.jfree.data.KeyedObjects

    /**
     * Simple checks for the getKey(int) method.
     */
    public void testGetKey() {
        // 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("Key 1", ko1.getKey(0));
        assertEquals("Key 2", ko1.getKey(1));
        assertEquals("Key 3", ko1.getKey(2));


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


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

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Examples of org.jfree.data.KeyedObjects


    /**
     * Simple checks for the getIndex(Comparable) method.
     */
    public void testGetIndex() {
        KeyedObjects ko1 = new KeyedObjects();
        ko1.addObject("Key 1", "Object 1");
        ko1.addObject("Key 2", null);
        ko1.addObject("Key 3", "Object 2");
        assertEquals(0, ko1.getIndex("Key 1"));
        assertEquals(1, ko1.getIndex("Key 2"));
        assertEquals(2, ko1.getIndex("Key 3"));


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

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Examples of org.jfree.data.KeyedObjects


    /**
     * Some checks for the setObject(Comparable, Object) method.
     */
    public void testSetObject() {
        KeyedObjects ko1 = new KeyedObjects();
        ko1.setObject("Key 1", "Object 1");
        ko1.setObject("Key 2", null);
        ko1.setObject("Key 3", "Object 2");


        assertEquals("Object 1", ko1.getObject("Key 1"));
        assertEquals(null, ko1.getObject("Key 2"));
        assertEquals("Object 2", ko1.getObject("Key 3"));


        // replace an existing value
        ko1.setObject("Key 2", "AAA");
        ko1.setObject("Key 3", "BBB");
        assertEquals("AAA", ko1.getObject("Key 2"));
        assertEquals("BBB", ko1.getObject("Key 3"));


        // try a null key - should throw an exception
        boolean pass = false;
        try {
            ko1.setObject(null, "XX");
        }
        catch (IllegalArgumentException e) {
            pass = true;
        }
        assertTrue(pass);

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