Examples with MapHolder org.jpox.samples.types.container.MapHolder used on opensource projects

Example 11 with MapHolder

use of org.jpox.samples.types.container.MapHolder in project tests by datanucleus.

the class SCOMapTests method checkRemove.

/**
 * Utility for checking the removal of an element with a key in the Map.
 * @param pmf The PersistenceManager factory
 * @param container_class The container class e.g MapNormal
 * @param item_class_parent The parent element class
 */
public static void checkRemove(PersistenceManagerFactory pmf, Class container_class, Class item_class_parent) throws Exception {
    int NO_OF_ITEMS = 5;
    Object container_id = null;
    // Create the container
    PersistenceManager pm = pmf.getPersistenceManager();
    Transaction tx = pm.currentTransaction();
    try {
        tx.begin();
        // Create a container
        MapHolder container = null;
        try {
            container = (MapHolder) container_class.newInstance();
        } catch (Exception e1) {
            LOG.error(e1);
            Assert.fail("Failed to find Container class " + container_class.getName());
        }
        // Add a few items
        for (int i = 0; i < NO_OF_ITEMS; i++) {
            Object item = SCOHolderUtilities.createItemParent(item_class_parent, "Item " + i, 0.00 + (10.00 * i), i);
            SCOHolderUtilities.addItemToMap(container, new String("Key" + (i + 1)), item);
        }
        pm.makePersistent(container);
        container_id = JDOHelper.getObjectId(container);
        tx.commit();
    } catch (JDOUserException e) {
        LOG.error(e);
        Assert.assertTrue("Exception thrown while creating " + container_class.getName() + " " + e.getMessage(), false);
    } finally {
        if (tx.isActive()) {
            tx.rollback();
        }
        pm.close();
    }
    // Find the container and remove an item
    pm = pmf.getPersistenceManager();
    tx = pm.currentTransaction();
    try {
        tx.begin();
        MapHolder container = (MapHolder) pm.getObjectById(container_id, false);
        if (container != null) {
            // Get the no of items in the container
            int container_size = SCOHolderUtilities.getContainerSize(container);
            Assert.assertTrue(container_class.getName() + " has incorrect number of items (" + container_size + ") : should have been " + NO_OF_ITEMS, container_size == NO_OF_ITEMS);
            // Remove an item
            SCOHolderUtilities.removeItemFromMap(container, new String("Key2"));
        }
        tx.commit();
    } catch (JDOUserException e2) {
        LOG.error(e2);
        Assert.assertTrue("Exception thrown while manipulating " + container_class.getName() + " " + e2.getMessage(), false);
    } finally {
        if (tx.isActive()) {
            tx.rollback();
        }
        pm.close();
    }
    // Find the container and check the new number of items
    pm = pmf.getPersistenceManager();
    tx = pm.currentTransaction();
    try {
        tx.begin();
        MapHolder container = (MapHolder) pm.getObjectById(container_id, false);
        if (container != null) {
            // Get the no of items in the container
            int container_size = SCOHolderUtilities.getContainerSize(container);
            Assert.assertTrue(container_class.getName() + " has incorrect number of items (" + container_size + ") : should have been " + (NO_OF_ITEMS - 1), container_size == (NO_OF_ITEMS - 1));
        }
        tx.commit();
    } catch (JDOUserException e4) {
        LOG.error(e4);
        Assert.assertTrue("Exception thrown while manipulating " + container_class.getName() + " " + e4.getMessage(), false);
    } finally {
        if (tx.isActive()) {
            tx.rollback();
        }
        pm.close();
    }
}

Example 12 with MapHolder

use of org.jpox.samples.types.container.MapHolder in project tests by datanucleus.

the class SCOMapTests method checkSameKeyValueInstances.

/**
 * Utility for checking the use of key/value same instances
 * @param pmf The PersistenceManager factory
 * @param container_class The container class e.g HashMapNormal
 * @param item_class_parent The parent element class
 */
public static void checkSameKeyValueInstances(PersistenceManagerFactory pmf, Class container_class, Class item_class_parent) throws Exception {
    int NO_OF_ITEMS = 5;
    Object container_id = null;
    java.util.Collection keys = null;
    java.util.Collection values = null;
    java.util.Map entries = null;
    // Create the container
    PersistenceManager pm = pmf.getPersistenceManager();
    Transaction tx = pm.currentTransaction();
    Object detachedItem = null;
    try {
        tx.setRetainValues(true);
        tx.begin();
        // Create a container
        MapHolder container = null;
        try {
            container = (MapHolder) container_class.newInstance();
        } catch (Exception e1) {
            LOG.error(e1);
            Assert.fail("Failed to find Container class " + container_class.getName());
        }
        // Create a few items and add them to a Map
        java.util.Map m = new java.util.HashMap();
        entries = new java.util.HashMap();
        values = new java.util.HashSet();
        keys = new java.util.HashSet();
        for (int i = 0; i < NO_OF_ITEMS; i++) {
            // Create an item
            Object item = SCOHolderUtilities.createItemParent(item_class_parent, "Item " + i, 0.00 + (10.00 * i), i);
            m.put(item, item);
            entries.put(item, item);
            values.add(item);
            keys.add(item);
        }
        // Add the items to the container
        SCOHolderUtilities.addItemsToMap(container, m);
        // Create an item
        Object item = SCOHolderUtilities.createItemParent(item_class_parent, "Item " + NO_OF_ITEMS + 1, 0.00 + (10.00 * (NO_OF_ITEMS + 1)), NO_OF_ITEMS + 1);
        m.put(item, item);
        entries.put(item, item);
        values.add(item);
        keys.add(item);
        SCOHolderUtilities.addItemToMap(container, item, item);
        // Create an item
        item = SCOHolderUtilities.createItemParent(item_class_parent, "Item " + NO_OF_ITEMS + 2, 0.00 + (10.00 * (NO_OF_ITEMS + 2)), NO_OF_ITEMS + 2);
        m.put(item, item);
        entries.put(item, item);
        values.add(item);
        keys.add(item);
        pm.makePersistent(item);
        pm.flush();
        detachedItem = pm.detachCopy(item);
        SCOHolderUtilities.addItemToMap(container, detachedItem, item);
        pm.makePersistent(container);
        container_id = JDOHelper.getObjectId(container);
        tx.commit();
    } catch (JDOUserException e) {
        LOG.error(e);
        Assert.assertTrue("Exception thrown while creating " + container_class.getName() + " " + e.getMessage(), false);
    } finally {
        if (tx.isActive()) {
            tx.rollback();
        }
        pm.close();
    }
    // Find the container and check the items
    pm = pmf.getPersistenceManager();
    tx = pm.currentTransaction();
    try {
        tx.begin();
        MapHolder container = (MapHolder) pm.getObjectById(container_id, false);
        if (container != null) {
            // Get the entry set from the container
            java.util.Set entry_set = SCOHolderUtilities.getEntrySetFromMap(container);
            Assert.assertTrue("EntrySet has incorrect number of items (" + entry_set.size() + ") : should have been " + (NO_OF_ITEMS + 2), entry_set.size() == (NO_OF_ITEMS + 2));
            Assert.assertTrue("Entries are not the same, result = " + entry_set + " expected = " + entries.entrySet(), SCOHolderUtilities.compareSet(entry_set, entries.entrySet()));
            Assert.assertTrue("Entries does not contain expected value", container.getValues().contains(detachedItem));
            Assert.assertTrue("Entries does not contain expected key", container.containsKey(detachedItem));
            Assert.assertTrue("Entries does not contain expected value", container.containsValue(detachedItem));
        }
        tx.commit();
    } catch (JDOUserException e2) {
        LOG.error(e2);
        Assert.assertTrue("Exception thrown while manipulating " + container_class.getName() + " " + e2.getMessage(), false);
    } finally {
        if (tx.isActive()) {
            tx.rollback();
        }
        pm.close();
    }
}

Example 13 with MapHolder

use of org.jpox.samples.types.container.MapHolder in project tests by datanucleus.

the class SCOMapTests method checkQueryNonPrimitiveKey.

/**
 * Utility for checking the use of queries with JDOQL on a Map with
 * primitive key/value objects. This is separate from the checkQuery
 * because with primitive (String) value a different table is created.
 * Uses containsKey(),containsValue(),containsEntry() methods.
 * @param pmf The PersistenceManager factory
 * @param container_class The container class e.g HashMapNormal
 * @param key_class The key class
 * @param value_class The value class
 */
public static void checkQueryNonPrimitiveKey(PersistenceManagerFactory pmf, Class container_class, Class key_class, Class value_class) throws Exception {
    int NO_OF_ITEMS = 5;
    Object key_id = null;
    PersistenceManager pm = pmf.getPersistenceManager();
    Transaction tx = pm.currentTransaction();
    try {
        tx.begin();
        // Create a container
        MapHolder container = null;
        try {
            container = (MapHolder) container_class.newInstance();
        } catch (Exception e1) {
            LOG.error(e1);
            Assert.fail("Failed to find Container class " + container_class.getName());
        }
        // Create a few items and add them to a Map
        java.util.Map m = new java.util.HashMap();
        Object saved_key = null;
        for (int i = 0; i < NO_OF_ITEMS; i++) {
            // Create an item
            Object item = SCOHolderUtilities.createItemParent(value_class, "Item " + i, 0.00 + (10.00 * i), i);
            Object k;
            if (key_class.getName().equals(String.class.getName())) {
                k = new String("Key" + i);
            } else {
                k = SCOHolderUtilities.createItemParent(key_class, "Key " + i, 0.00 + (11.13 * i), i);
            }
            m.put(k, item);
            // Save the first key in the map for future use
            if (i == 0) {
                saved_key = k;
            }
        }
        for (int i = 0; i < NO_OF_ITEMS; i++) {
            // Create an item
            Object item = SCOHolderUtilities.createItemParent(value_class, "Item " + i, 0.00 + (10.00 * i), i);
            m.put(item, item);
        }
        // Add the items to the container
        SCOHolderUtilities.addItemsToMap(container, m);
        pm.makePersistent(container);
        JDOHelper.getObjectId(container);
        key_id = pm.getObjectId(saved_key);
        tx.commit();
    } catch (JDOUserException e) {
        LOG.error(e);
        Assert.assertTrue("Exception thrown while creating " + container_class.getName() + " " + e.getMessage(), false);
    } finally {
        if (tx.isActive()) {
            tx.rollback();
        }
        pm.close();
    }
    // Query the Map
    pm = pmf.getPersistenceManager();
    tx = pm.currentTransaction();
    try {
        tx.begin();
        Object saved_key = pm.getObjectById(key_id, false);
        // Get all Maps that contain the key "Key1" - should return 1
        Extent e1 = pm.getExtent(container_class, true);
        Query q1 = pm.newQuery(e1, "items.containsKey(theKey)");
        q1.declareParameters(key_class.getName() + " theKey");
        java.util.Collection c1 = (java.util.Collection) q1.execute(saved_key);
        Assert.assertTrue("containsKey : No of containers with a key with id \"" + key_id + "\" is incorrect (" + c1.size() + ") : should have been 1", c1.size() == 1);
        tx.commit();
    } catch (JDOUserException e) {
        LOG.error(e);
        e.printStackTrace();
        Assert.assertTrue("Exception thrown while querying container objects " + e.getMessage(), false);
    } finally {
        if (tx.isActive()) {
            tx.rollback();
        }
        pm.close();
    }
}