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

Example 6 with TemplateMethodModelEx

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

the class EnumModelsTest method modelCaching.

@Test
public void modelCaching() throws Exception {
    BeansWrapper bw = new BeansWrapper(Configuration.VERSION_2_3_21);
    TemplateHashModel enums = bw.getEnumModels();
    TemplateHashModel e = (TemplateHashModel) enums.get(E.class.getName());
    assertNotNull(e);
    assertNotNull(e.get("A"));
    assertNotNull(e.get("B"));
    assertNull(e.get("C"));
    try {
        enums.get("no.such.ClassExists");
        fail();
    } catch (TemplateModelException ex) {
        assertTrue(ex.getCause() instanceof ClassNotFoundException);
    }
    TemplateModel a = e.get("A");
    assertTrue(a instanceof TemplateScalarModel);
    assertTrue(a instanceof TemplateHashModel);
    assertEquals(((TemplateScalarModel) a).getAsString(), "ts:A");
    TemplateMethodModelEx nameMethod = (TemplateMethodModelEx) ((TemplateHashModel) a).get("name");
    assertEquals(((TemplateScalarModel) nameMethod.exec(new ArrayList())).getAsString(), "A");
    assertSame(e, enums.get(E.class.getName()));
    bw.clearClassIntrospecitonCache();
    TemplateHashModel eAfterClean = (TemplateHashModel) enums.get(E.class.getName());
    assertNotSame(e, eAfterClean);
    assertSame(eAfterClean, enums.get(E.class.getName()));
    assertNotNull(eAfterClean.get("A"));
    assertNotNull(eAfterClean.get("B"));
    assertNull(eAfterClean.get("C"));
}

Example 7 with TemplateMethodModelEx

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

the class FineTuneMethodAppearanceTest method checkIfProperlyWrapped.

private void checkIfProperlyWrapped(TemplateModel tm) throws TemplateModelException {
    TemplateHashModel thm = (TemplateHashModel) tm;
    assertEquals("v1", ((TemplateScalarModel) thm.get("v1")).getAsString());
    assertEquals("v2()", ((TemplateScalarModel) thm.get("v2")).getAsString());
    assertEquals("getV3()", ((TemplateScalarModel) thm.get("v3")).getAsString());
    assertTrue(thm.get("getV3") instanceof TemplateMethodModelEx);
}

Example 8 with TemplateMethodModelEx

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

the class _ObjectBuilderSettingEvaluator method setJavaBeanProperties.

private void setJavaBeanProperties(Object bean, List namedParamNames, List namedParamValues) throws _ObjectBuilderSettingEvaluationException {
    if (namedParamNames.isEmpty()) {
        return;
    }
    final Class cl = bean.getClass();
    Map /*<String,Method>*/
    beanPropSetters;
    try {
        PropertyDescriptor[] propDescs = Introspector.getBeanInfo(cl).getPropertyDescriptors();
        beanPropSetters = new HashMap(propDescs.length * 4 / 3, 1.0f);
        for (int i = 0; i < propDescs.length; i++) {
            PropertyDescriptor propDesc = propDescs[i];
            final Method writeMethod = propDesc.getWriteMethod();
            if (writeMethod != null) {
                beanPropSetters.put(propDesc.getName(), writeMethod);
            }
        }
    } catch (Exception e) {
        throw new _ObjectBuilderSettingEvaluationException("Failed to inspect " + cl.getName() + " class", e);
    }
    TemplateHashModel beanTM = null;
    for (int i = 0; i < namedParamNames.size(); i++) {
        String name = (String) namedParamNames.get(i);
        if (!beanPropSetters.containsKey(name)) {
            throw new _ObjectBuilderSettingEvaluationException("The " + cl.getName() + " class has no writeable JavaBeans property called " + StringUtil.jQuote(name) + ".");
        }
        Method beanPropSetter = (Method) beanPropSetters.put(name, null);
        if (beanPropSetter == null) {
            throw new _ObjectBuilderSettingEvaluationException("JavaBeans property " + StringUtil.jQuote(name) + " is set twice.");
        }
        try {
            if (beanTM == null) {
                TemplateModel wrappedObj = env.getObjectWrapper().wrap(bean);
                if (!(wrappedObj instanceof TemplateHashModel)) {
                    throw new _ObjectBuilderSettingEvaluationException("The " + cl.getName() + " class is not a wrapped as TemplateHashModel.");
                }
                beanTM = (TemplateHashModel) wrappedObj;
            }
            TemplateModel m = beanTM.get(beanPropSetter.getName());
            if (m == null) {
                throw new _ObjectBuilderSettingEvaluationException("Can't find " + beanPropSetter + " as FreeMarker method.");
            }
            if (!(m instanceof TemplateMethodModelEx)) {
                throw new _ObjectBuilderSettingEvaluationException(StringUtil.jQuote(beanPropSetter.getName()) + " wasn't a TemplateMethodModelEx.");
            }
            List /*TemplateModel*/
            args = new ArrayList();
            args.add(env.getObjectWrapper().wrap(namedParamValues.get(i)));
            ((TemplateMethodModelEx) m).exec(args);
        } catch (Exception e) {
            throw new _ObjectBuilderSettingEvaluationException("Failed to set " + StringUtil.jQuote(name), e);
        }
    }
}

Example 9 with TemplateMethodModelEx

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

the class StaticModelsTest method modelCaching.

@Test
public void modelCaching() throws Exception {
    BeansWrapper bw = new BeansWrapper(Configuration.VERSION_2_3_21);
    TemplateHashModel statics = bw.getStaticModels();
    TemplateHashModel s = (TemplateHashModel) statics.get(S.class.getName());
    assertNotNull(s);
    assertNotNull(s.get("F"));
    assertNotNull(s.get("m"));
    try {
        s.get("x");
        fail();
    } catch (TemplateModelException e) {
        assertThat(e.getMessage(), containsString("No such key"));
    }
    try {
        statics.get("no.such.ClassExists");
        fail();
    } catch (TemplateModelException e) {
        assertTrue(e.getCause() instanceof ClassNotFoundException);
    }
    TemplateModel f = s.get("F");
    assertTrue(f instanceof TemplateScalarModel);
    assertEquals(((TemplateScalarModel) f).getAsString(), "F OK");
    TemplateModel m = s.get("m");
    assertTrue(m instanceof TemplateMethodModelEx);
    assertEquals(((TemplateScalarModel) ((TemplateMethodModelEx) m).exec(new ArrayList())).getAsString(), "m OK");
    assertSame(s, statics.get(S.class.getName()));
    bw.clearClassIntrospecitonCache();
    TemplateHashModel sAfterClean = (TemplateHashModel) statics.get(S.class.getName());
    assertNotSame(s, sAfterClean);
    assertSame(sAfterClean, statics.get(S.class.getName()));
    assertNotNull(sAfterClean.get("F"));
    assertNotNull(sAfterClean.get("m"));
}

Example 10 with TemplateMethodModelEx

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

the class TLDParsingTest method testTldParser.

@Test
public void testTldParser() throws Exception {
    URL url = getClass().getResource("TLDParsingTest.tld");
    TaglibFactory.TldParserForTaglibBuilding tldParser = new TaglibFactory.TldParserForTaglibBuilding(wrapper);
    InputSource is = new InputSource();
    InputStream input = url.openStream();
    is.setByteStream(input);
    is.setSystemId(url.toString());
    SAXParserFactory factory = SAXParserFactory.newInstance();
    factory.setNamespaceAware(false);
    factory.setValidating(false);
    XMLReader reader = factory.newSAXParser().getXMLReader();
    reader.setContentHandler(tldParser);
    reader.setErrorHandler(tldParser);
    reader.parse(is);
    input.close();
    assertEquals(1, tldParser.getListeners().size());
    assertTrue(tldParser.getListeners().get(0) instanceof ExampleContextListener);
    Map tagsAndFunctions = tldParser.getTagsAndFunctions();
    assertEquals(4, tagsAndFunctions.size());
    JspTagModelBase tag = (JspTagModelBase) tagsAndFunctions.get("setStringAttributeTag");
    assertNotNull(tag);
    tag = (JspTagModelBase) tagsAndFunctions.get("setStringAttributeTag2");
    assertNotNull(tag);
    TemplateMethodModelEx function = (TemplateMethodModelEx) tagsAndFunctions.get("toUpperCase");
    assertNotNull(function);
    TemplateScalarModel result = (TemplateScalarModel) function.exec(Arrays.asList(new TemplateModel[] { new SimpleScalar("abc") }));
    assertEquals("ABC", result.getAsString());
    function = (TemplateMethodModelEx) tagsAndFunctions.get("toUpperCase2");
    assertNotNull(function);
    result = (TemplateScalarModel) function.exec(Arrays.asList(new TemplateModel[] { new SimpleScalar("abc") }));
    assertEquals("ABC", result.getAsString());
}