Examples with TemplateSequenceModel freemarker.template.TemplateSequenceModel used on opensource projects

Example 6 with TemplateSequenceModel

use of freemarker.template.TemplateSequenceModel in project freemarker by apache.

the class Java8BeansWrapperTest method testDefaultMethodRecognized.

@Test
public void testDefaultMethodRecognized() throws TemplateModelException {
    BeansWrapperBuilder owb = new BeansWrapperBuilder(Configuration.VERSION_2_3_0);
    owb.setTreatDefaultMethodsAsBeanMembers(true);
    BeansWrapper ow = owb.build();
    TemplateHashModel wrappedBean = (TemplateHashModel) ow.wrap(new Java8DefaultMethodsBean());
    {
        TemplateScalarModel prop = (TemplateScalarModel) wrappedBean.get(Java8DefaultMethodsBean.NORMAL_PROP);
        assertNotNull(prop);
        assertEquals(Java8DefaultMethodsBean.NORMAL_PROP_VALUE, prop.getAsString());
    }
    {
        // This is overridden in the subclass, so it's visible even without default method support:
        TemplateScalarModel prop = (TemplateScalarModel) wrappedBean.get(Java8DefaultMethodsBean.DEFAULT_METHOD_PROP_2);
        assertNotNull(prop);
        assertEquals(Java8DefaultMethodsBean.PROP_2_OVERRIDE_VALUE, prop.getAsString());
    }
    {
        TemplateScalarModel prop = (TemplateScalarModel) wrappedBean.get(Java8DefaultMethodsBeanBase.DEFAULT_METHOD_PROP);
        assertNotNull(prop);
        assertEquals(Java8DefaultMethodsBeanBase.DEFAULT_METHOD_PROP_VALUE, prop.getAsString());
    }
    {
        TemplateSequenceModel prop = (TemplateSequenceModel) wrappedBean.get(Java8DefaultMethodsBeanBase.DEFAULT_METHOD_INDEXED_PROP);
        assertNotNull(prop);
        assertEquals(Java8DefaultMethodsBeanBase.DEFAULT_METHOD_INDEXED_PROP_VALUE, ((TemplateScalarModel) prop.get(0)).getAsString());
    }
    {
        // We see default method indexed read method, but it's invalidated by normal getter in the subclass
        TemplateNumberModel prop = (TemplateNumberModel) wrappedBean.get(Java8DefaultMethodsBean.DEFAULT_METHOD_NOT_AN_INDEXED_PROP);
        assertNotNull(prop);
        assertEquals(Java8DefaultMethodsBean.NOT_AN_INDEXED_PROP_VALUE, prop.getAsNumber());
    }
    {
        // The default method read method invalidates the indexed read method in the subclass
        TemplateScalarModel prop = (TemplateScalarModel) wrappedBean.get(Java8DefaultMethodsBean.DEFAULT_METHOD_NOT_AN_INDEXED_PROP_2);
        assertNotNull(prop);
        assertEquals(Java8DefaultMethodsBean.DEFAULT_METHOD_NOT_AN_INDEXED_PROP_2_VALUE, prop.getAsString());
    }
    {
        // The default method read method invalidates the indexed read method in the subclass
        TemplateSequenceModel prop = (TemplateSequenceModel) wrappedBean.get(Java8DefaultMethodsBean.DEFAULT_METHOD_NOT_AN_INDEXED_PROP_3);
        assertNotNull(prop);
        assertEquals(Java8DefaultMethodsBean.DEFAULT_METHOD_NOT_AN_INDEXED_PROP_3_VALUE_0, ((TemplateScalarModel) prop.get(0)).getAsString());
    }
    {
        // We see the default method indexed reader, which overrides the plain array reader in the subclass.
        TemplateSequenceModel prop = (TemplateSequenceModel) wrappedBean.get(Java8DefaultMethodsBean.DEFAULT_METHOD_INDEXED_PROP_2);
        assertNotNull(prop);
        assertEquals(Java8DefaultMethodsBean.DEFAULT_METHOD_INDEXED_PROP_2_VALUE_0, ((TemplateScalarModel) prop.get(0)).getAsString());
    }
    {
        // We do see the default method non-indexed reader, but the subclass has a matching indexed reader, so that
        // takes over.
        TemplateSequenceModel prop = (TemplateSequenceModel) wrappedBean.get(Java8DefaultMethodsBean.DEFAULT_METHOD_INDEXED_PROP_3);
        assertNotNull(prop);
        assertEquals(Java8DefaultMethodsBean.INDEXED_PROP_3_VALUE, ((TemplateScalarModel) prop.get(0)).getAsString());
    }
    {
        // Only present in the subclass.
        TemplateSequenceModel prop = (TemplateSequenceModel) wrappedBean.get(Java8DefaultMethodsBean.INDEXED_PROP_4);
        assertNotNull(prop);
        assertEquals(Java8DefaultMethodsBean.INDEXED_PROP_4_VALUE, ((TemplateScalarModel) prop.get(0)).getAsString());
    }
    {
        TemplateMethodModelEx action = (TemplateMethodModelEx) wrappedBean.get(Java8DefaultMethodsBean.NORMAL_ACTION);
        assertNotNull(action);
        assertEquals(Java8DefaultMethodsBean.NORMAL_ACTION_RETURN_VALUE, ((TemplateScalarModel) action.exec(Collections.emptyList())).getAsString());
    }
    {
        TemplateMethodModelEx action = (TemplateMethodModelEx) wrappedBean.get(Java8DefaultMethodsBean.NORMAL_ACTION);
        assertNotNull(action);
        assertEquals(Java8DefaultMethodsBean.NORMAL_ACTION_RETURN_VALUE, ((TemplateScalarModel) action.exec(Collections.emptyList())).getAsString());
    }
    {
        TemplateMethodModelEx action = (TemplateMethodModelEx) wrappedBean.get(Java8DefaultMethodsBean.DEFAULT_METHOD_ACTION);
        assertNotNull(action);
        assertEquals(Java8DefaultMethodsBean.DEFAULT_METHOD_ACTION_RETURN_VALUE, ((TemplateScalarModel) action.exec(Collections.emptyList())).getAsString());
    }
    {
        TemplateMethodModelEx action = (TemplateMethodModelEx) wrappedBean.get(Java8DefaultMethodsBean.OVERRIDDEN_DEFAULT_METHOD_ACTION);
        assertNotNull(action);
        assertEquals(Java8DefaultMethodsBean.OVERRIDDEN_DEFAULT_METHOD_ACTION_RETURN_VALUE, ((TemplateScalarModel) action.exec(Collections.emptyList())).getAsString());
    }
}

Example 7 with TemplateSequenceModel

use of freemarker.template.TemplateSequenceModel in project freemarker by apache.

the class Java8BeansWrapperTest method testDefaultMethodNotRecognized.

@Test
public void testDefaultMethodNotRecognized() throws TemplateModelException {
    BeansWrapperBuilder owb = new BeansWrapperBuilder(Configuration.VERSION_2_3_0);
    // owb.setTreatDefaultMethodsAsBeanMembers(false);
    BeansWrapper ow = owb.build();
    TemplateHashModel wrappedBean = (TemplateHashModel) ow.wrap(new Java8DefaultMethodsBean());
    {
        TemplateScalarModel prop = (TemplateScalarModel) wrappedBean.get(Java8DefaultMethodsBean.NORMAL_PROP);
        assertNotNull(prop);
        assertEquals(Java8DefaultMethodsBean.NORMAL_PROP_VALUE, prop.getAsString());
    }
    {
        // This is overridden in the subclass, so it's visible even without default method support:
        TemplateScalarModel prop = (TemplateScalarModel) wrappedBean.get(Java8DefaultMethodsBean.DEFAULT_METHOD_PROP_2);
        assertNotNull(prop);
        assertEquals(Java8DefaultMethodsBean.PROP_2_OVERRIDE_VALUE, prop.getAsString());
    }
    assertNull(wrappedBean.get(Java8DefaultMethodsBeanBase.DEFAULT_METHOD_PROP));
    assertNull(wrappedBean.get(Java8DefaultMethodsBeanBase.DEFAULT_METHOD_INDEXED_PROP));
    {
        // We don't see the default method indexed reader, but see the plain reader method in the subclass.
        TemplateNumberModel prop = (TemplateNumberModel) wrappedBean.get(Java8DefaultMethodsBean.DEFAULT_METHOD_NOT_AN_INDEXED_PROP);
        assertNotNull(prop);
        assertEquals(Java8DefaultMethodsBean.NOT_AN_INDEXED_PROP_VALUE, prop.getAsNumber());
    }
    {
        // We don't see the default method non-indexed reader that would spoil the indexed reader in the subclass.
        TemplateSequenceModel prop = (TemplateSequenceModel) wrappedBean.get(Java8DefaultMethodsBean.DEFAULT_METHOD_NOT_AN_INDEXED_PROP_2);
        assertNotNull(prop);
        assertEquals(Java8DefaultMethodsBean.NOT_AN_INDEXED_PROP_2_VALUE, ((TemplateScalarModel) prop.get(0)).getAsString());
    }
    {
        // We don't see the default method non-indexed reader that would spoil the indexed reader in the subclass.
        TemplateSequenceModel prop = (TemplateSequenceModel) wrappedBean.get(Java8DefaultMethodsBean.DEFAULT_METHOD_NOT_AN_INDEXED_PROP_3);
        assertNotNull(prop);
        assertEquals(Java8DefaultMethodsBean.NOT_AN_INDEXED_PROP_3_VALUE, ((TemplateNumberModel) prop.get(0)).getAsNumber());
    }
    {
        // We don't see the default method indexed reader, but see the plain array reader in the subclass.
        TemplateSequenceModel prop = (TemplateSequenceModel) wrappedBean.get(Java8DefaultMethodsBean.DEFAULT_METHOD_INDEXED_PROP_2);
        assertNotNull(prop);
        assertEquals(Java8DefaultMethodsBean.ARRAY_PROP_2_VALUE_0, ((TemplateScalarModel) prop.get(0)).getAsString());
    }
    {
        // Only present in the subclass.
        TemplateSequenceModel prop = (TemplateSequenceModel) wrappedBean.get(Java8DefaultMethodsBean.INDEXED_PROP_4);
        assertNotNull(prop);
        assertEquals(Java8DefaultMethodsBean.INDEXED_PROP_4_VALUE, ((TemplateScalarModel) prop.get(0)).getAsString());
    }
    {
        // We don't see the default method non-indexed reader
        TemplateSequenceModel prop = (TemplateSequenceModel) wrappedBean.get(Java8DefaultMethodsBean.DEFAULT_METHOD_INDEXED_PROP_3);
        assertNotNull(prop);
        assertEquals(Java8DefaultMethodsBean.INDEXED_PROP_3_VALUE, ((TemplateScalarModel) prop.get(0)).getAsString());
    }
    {
        TemplateMethodModelEx action = (TemplateMethodModelEx) wrappedBean.get(Java8DefaultMethodsBean.NORMAL_ACTION);
        assertNotNull(action);
        assertEquals(Java8DefaultMethodsBean.NORMAL_ACTION_RETURN_VALUE, ((TemplateScalarModel) action.exec(Collections.emptyList())).getAsString());
    }
    assertNull(wrappedBean.get(Java8DefaultMethodsBeanBase.DEFAULT_METHOD_ACTION));
    {
        TemplateMethodModelEx action = (TemplateMethodModelEx) wrappedBean.get(Java8DefaultMethodsBean.OVERRIDDEN_DEFAULT_METHOD_ACTION);
        assertNotNull(action);
        assertEquals(Java8DefaultMethodsBean.OVERRIDDEN_DEFAULT_METHOD_ACTION_RETURN_VALUE, ((TemplateScalarModel) action.exec(Collections.emptyList())).getAsString());
    }
}

Example 8 with TemplateSequenceModel

use of freemarker.template.TemplateSequenceModel in project freemarker by apache.

the class BeansWrapperMiscTest method java8InaccessibleIndexedAccessibleNonIndexedReadMethodTest.

@Test
public void java8InaccessibleIndexedAccessibleNonIndexedReadMethodTest() throws TemplateModelException {
    assertTrue("This test case must be ran on Java 8 or later", _JavaVersions.JAVA_8 != null);
    assertFalse(Modifier.isPublic(BeanWithInaccessibleIndexedProperty.class.getModifiers()));
    for (Version ici : new Version[] { Configuration.VERSION_2_3_26, Configuration.VERSION_2_3_27 }) {
        BeansWrapper bw = new BeansWrapper(ici);
        TemplateHashModel beanTM = (TemplateHashModel) bw.wrap(new BeanWithInaccessibleIndexedProperty());
        TemplateModel fooTM = beanTM.get("foo");
        assertThat(fooTM, instanceOf(TemplateSequenceModel.class));
        assertEquals("b", ((TemplateScalarModel) ((TemplateSequenceModel) fooTM).get(1)).getAsString());
        // Even with 2.3.26, where the indexed reader was preferred, as it's inaccessible, we use the normal reader:
        assertEquals(2, ((TemplateSequenceModel) fooTM).size());
        TemplateModel barTM = beanTM.get("bar");
        // all read methods inaccessible
        assertNull(barTM);
    }
}

Example 9 with TemplateSequenceModel

use of freemarker.template.TemplateSequenceModel in project freemarker by apache.

the class BeansWrapper method listToArray.

Object listToArray(List<?> list, Class<?> arrayClass, Map<Object, Object> recursionStops) throws TemplateModelException {
    if (list instanceof SequenceAdapter) {
        return unwrapSequenceToArray(((SequenceAdapter) list).getTemplateSequenceModel(), arrayClass, false, recursionStops);
    }
    if (recursionStops != null) {
        Object retval = recursionStops.get(list);
        if (retval != null) {
            return retval;
        }
    } else {
        recursionStops = new IdentityHashMap<Object, Object>();
    }
    Class<?> componentType = arrayClass.getComponentType();
    Object array = Array.newInstance(componentType, list.size());
    recursionStops.put(list, array);
    try {
        boolean isComponentTypeExamined = false;
        // will be filled on demand
        boolean isComponentTypeNumerical = false;
        // will be filled on demand
        boolean isComponentTypeList = false;
        int i = 0;
        for (Iterator<?> it = list.iterator(); it.hasNext(); ) {
            Object listItem = it.next();
            if (listItem != null && !componentType.isInstance(listItem)) {
                // Type conversion is needed. If we can't do it, we just let it fail at Array.set later.
                if (!isComponentTypeExamined) {
                    isComponentTypeNumerical = ClassUtil.isNumerical(componentType);
                    isComponentTypeList = List.class.isAssignableFrom(componentType);
                    isComponentTypeExamined = true;
                }
                if (isComponentTypeNumerical && listItem instanceof Number) {
                    listItem = forceUnwrappedNumberToType((Number) listItem, componentType, true);
                } else if (componentType == String.class && listItem instanceof Character) {
                    listItem = String.valueOf(((Character) listItem).charValue());
                } else if ((componentType == Character.class || componentType == char.class) && listItem instanceof String) {
                    String listItemStr = (String) listItem;
                    if (listItemStr.length() == 1) {
                        listItem = Character.valueOf(listItemStr.charAt(0));
                    }
                } else if (componentType.isArray()) {
                    if (listItem instanceof List) {
                        listItem = listToArray((List<?>) listItem, componentType, recursionStops);
                    } else if (listItem instanceof TemplateSequenceModel) {
                        listItem = unwrapSequenceToArray((TemplateSequenceModel) listItem, componentType, false, recursionStops);
                    }
                } else if (isComponentTypeList && listItem.getClass().isArray()) {
                    listItem = arrayToList(listItem);
                }
            }
            try {
                Array.set(array, i, listItem);
            } catch (IllegalArgumentException e) {
                throw new TemplateModelException("Failed to convert " + ClassUtil.getShortClassNameOfObject(list) + " object to " + ClassUtil.getShortClassNameOfObject(array) + ": Problematic List item at index " + i + " with value type: " + ClassUtil.getShortClassNameOfObject(listItem), e);
            }
            i++;
        }
    } finally {
        recursionStops.remove(list);
    }
    return array;
}

Example 10 with TemplateSequenceModel

use of freemarker.template.TemplateSequenceModel in project freemarker by apache.

the class RmiDebugModelImpl method get.

public DebugModel[] get(int fromIndex, int toIndex) throws TemplateModelException, RemoteException {
    DebugModel[] dm = new DebugModel[toIndex - fromIndex];
    TemplateSequenceModel s = (TemplateSequenceModel) model;
    for (int i = fromIndex; i < toIndex; i++) {
        dm[i - fromIndex] = getDebugModel(s.get(i));
    }
    return dm;
}