Example usage for java.lang ClassLoader loadClass

Introduction

In this page you can find the example usage for java.lang ClassLoader loadClass.

Prototype

public Class<?> loadClass(String name) throws ClassNotFoundException

Source Link

Document

Loads the class with the specified binary name.

Usage

From source file:net.freifunk.autodeploy.AutoDeployModule.java

@Provides
@Singleton//from  www .  java  2 s . com
private WebDriver provideWebDriver() {
    final WebDriver webDriver;

    if ("true".equals(System.getProperty("webdriver.firefox.enable"))) {
        try {
            final ClassLoader classLoader = this.getClass().getClassLoader();
            @SuppressWarnings("unchecked")
            final Class<? extends WebDriver> firefoxDriverClass = (Class<? extends WebDriver>) classLoader
                    .loadClass("org.openqa.selenium.firefox.FirefoxDriver");
            final WebDriver firefoxDriver = firefoxDriverClass.newInstance();
            webDriver = firefoxDriver;
        } catch (final ClassNotFoundException | InstantiationException | IllegalAccessException e) {
            throw new IllegalStateException(
                    "Trying to instantiate FirefoxDriver failed. Did you compile with -Dwebdriver.firefox.allow=true?",
                    e);
        }
    } else {
        final HtmlUnitDriver htmlUnitDriver = new HeadlessDriver();
        webDriver = htmlUnitDriver;
    }

    LOG.debug("WebDriver being used: " + webDriver.getClass().getSimpleName());
    return webDriver;
}

From source file:com.googlecode.jsonschema2pojo.integration.PropertiesIT.java

@Test
@SuppressWarnings("rawtypes")
public void propertiesAreSerializedInCorrectOrder() throws ClassNotFoundException, IntrospectionException,
        InstantiationException, IllegalAccessException, InvocationTargetException {

    ClassLoader resultsClassLoader = generateAndCompile("/schema/properties/orderedProperties.json",
            "com.example");

    Class generatedType = resultsClassLoader.loadClass("com.example.OrderedProperties");
    Object instance = generatedType.newInstance();

    new PropertyDescriptor("type", generatedType).getWriteMethod().invoke(instance, "1");
    new PropertyDescriptor("id", generatedType).getWriteMethod().invoke(instance, "2");
    new PropertyDescriptor("name", generatedType).getWriteMethod().invoke(instance, "3");
    new PropertyDescriptor("hastickets", generatedType).getWriteMethod().invoke(instance, true);
    new PropertyDescriptor("starttime", generatedType).getWriteMethod().invoke(instance, "4");

    String serialized = mapper.valueToTree(instance).toString();

    assertThat("Properties are not in expected order", serialized.indexOf("type"),
            is(lessThan(serialized.indexOf("id"))));
    assertThat("Properties are not in expected order", serialized.indexOf("id"),
            is(lessThan(serialized.indexOf("name"))));
    assertThat("Properties are not in expected order", serialized.indexOf("name"),
            is(lessThan(serialized.indexOf("hastickets"))));
    assertThat("Properties are not in expected order", serialized.indexOf("hastickets"),
            is(lessThan(serialized.indexOf("starttime"))));

}

From source file:com.googlecode.jsonschema2pojo.integration.EnumIT.java

@Test
@SuppressWarnings("unchecked")
public void enumAtRootCreatesATopLevelType() throws ClassNotFoundException, NoSuchMethodException,
        IllegalAccessException, InvocationTargetException {

    ClassLoader resultsClassLoader = generateAndCompile("/schema/enum/enumAsRoot.json", "com.example");

    Class<Enum> rootEnumClass = (Class<Enum>) resultsClassLoader.loadClass("com.example.enums.EnumAsRoot");

    assertThat(rootEnumClass.isEnum(), is(true));
    assertThat(isPublic(rootEnumClass.getModifiers()), is(true));

}

From source file:com.sachviet.bookman.server.util.ResolverUtil.java

@SuppressWarnings("unchecked")
protected void addIfMatching(String fqn, Test... tests) {
    try {/*from  www  .  j a va 2s . co  m*/
        String externalName = fqn.substring(0, fqn.indexOf('.')).replace('/', '.');
        ClassLoader loader = getClassLoader();

        Class<?> type = loader.loadClass(externalName);

        for (Test test : tests) {
            if (test.matches(type)) {
                matches.add((Class<T>) type);
                if (LOG.isDebugEnabled()) {
                    LOG.info("Found JDBC driver :" + type.getName()); //$NON-NLS-1$
                }
            }
        }
    } catch (Throwable t) {
        //      log.trace("Could not examine class \\\'" + fqn + "\\\' due to a " //$NON-NLS-1$ //$NON-NLS-2$
        //          + t.getClass().getName() + " with message: " //$NON-NLS-1$
        // + t.getMessage());
    }
}

From source file:com.cedarsoft.codegen.AbstractGenerator.java

@Nonnull
public Class<?> getRunnerType() throws ToolsJarNotFoundException, ClassNotFoundException {
    ClassLoader aptClassLoader = createAptClassLoader();
    Thread.currentThread().setContextClassLoader(aptClassLoader);

    return aptClassLoader.loadClass(getRunnerClassName());
}

From source file:org.apache.batchee.cli.lifecycle.impl.SpringLifecycle.java

@Override
public AbstractApplicationContext start() {
    final Map<String, Object> config = configuration("spring");

    final AbstractApplicationContext ctx;
    if (config.containsKey("locations")) {
        final Collection<String> locations = new LinkedList<String>();
        locations.addAll(asList(config.get("locations").toString().split(",")));
        ctx = new ClassPathXmlApplicationContext(locations.toArray(new String[locations.size()]));
    } else if (config.containsKey("classes")) {
        final Collection<Class<?>> classes = new LinkedList<Class<?>>();
        final ClassLoader loader = currentThread().getContextClassLoader();
        for (final String clazz : config.get("classes").toString().split(",")) {
            try {
                classes.add(loader.loadClass(clazz));
            } catch (final ClassNotFoundException e) {
                throw new BatchContainerRuntimeException(e);
            }// w  ww . j a  va  2 s.  c o m
        }
        ctx = new AnnotationConfigApplicationContext(classes.toArray(new Class<?>[classes.size()]));
    } else {
        throw new IllegalArgumentException(
                LIFECYCLE_PROPERTIES_FILE + " should contain 'classes' or 'locations' key");
    }

    final Properties p = new Properties();
    p.put(BatchArtifactFactory.class.getName(), new SpringArtifactFactory(ctx));

    final ServicesManager mgr = new ServicesManager();
    mgr.init(p);

    ServicesManager.setServicesManagerLocator(new ServicesManagerLocator() {
        @Override
        public ServicesManager find() {
            return mgr;
        }
    });

    return ctx;
}

From source file:com.googlecode.jsonschema2pojo.integration.PropertiesIT.java

@Test
public void propertyNamesThatAreJavaKeywordsCanBeSerialized()
        throws ClassNotFoundException, InstantiationException, IllegalAccessException, IOException {

    ClassLoader resultsClassLoader = generateAndCompile("/schema/properties/propertiesThatAreJavaKeywords.json",
            "com.example");

    Class<?> generatedType = resultsClassLoader.loadClass("com.example.PropertiesThatAreJavaKeywords");

    String valuesAsJsonString = "{\"public\":\"a\",\"void\":\"b\",\"enum\":\"c\",\"abstract\":\"d\"}";
    Object valuesAsObject = mapper.readValue(valuesAsJsonString, generatedType);
    JsonNode valueAsJsonNode = mapper.valueToTree(valuesAsObject);

    assertThat(valueAsJsonNode.path("public").asText(), is("a"));
    assertThat(valueAsJsonNode.path("void").asText(), is("b"));
    assertThat(valueAsJsonNode.path("enum").asText(), is("c"));
    assertThat(valueAsJsonNode.path("abstract").asText(), is("d"));

}

From source file:com.streamsets.pipeline.maven.rbgen.RBGenMojo.java

private boolean usesDataCollectorAPI(ClassLoader classLoader) {
    try {/*w  w w.  j  a v a  2s  . c  o m*/
        stageClass = classLoader.loadClass(STAGE_CLASS_NAME);
        errorCodeClass = classLoader.loadClass(ERROR_CODE_CLASS_NAME);
        labelClass = classLoader.loadClass(LABEL_CLASS_NAME);
        stageDefClass = classLoader.loadClass(STAGE_DEF_CLASS_NAME);
        errorStageClass = classLoader.loadClass(ERROR_STAGE_CLASS_NAME);
        configDefClass = classLoader.loadClass(CONFIG_DEF_CLASS_NAME);
        return true;
    } catch (ClassNotFoundException ex) {
        return false;
    }
}

From source file:com.google.gdt.eclipse.designer.model.widgets.cell.AbstractCellTableInfo.java

@Override
public void createExposedChildren() throws Exception {
    super.createExposedChildren();
    // create exposed columns
    ClassLoader editorLoader = JavaInfoUtils.getClassLoader(this);
    Class<?> columnClass = editorLoader.loadClass("com.google.gwt.user.cellview.client.Column");
    JavaInfoUtils.addExposedChildren(this, new Class<?>[] { columnClass });
}

From source file:com.googlecode.jsonschema2pojo.integration.EnumIT.java

@Test
@SuppressWarnings("unchecked")
public void enumWithNullValue() throws ClassNotFoundException, NoSuchMethodException, IllegalAccessException,
        InvocationTargetException {

    ClassLoader resultsClassLoader = generateAndCompile("/schema/enum/enumWithNullValue.json", "com.example");

    Class<Enum> emptyEnumClass = (Class<Enum>) resultsClassLoader.loadClass("com.example.EnumWithNullValue");

    assertThat(emptyEnumClass.getEnumConstants().length, is(1));

}