Example usage for org.springframework.scripting.support RefreshableScriptTargetSource RefreshableScriptTargetSource

Introduction

In this page you can find the example usage for org.springframework.scripting.support RefreshableScriptTargetSource RefreshableScriptTargetSource.

Prototype

public RefreshableScriptTargetSource(BeanFactory beanFactory, String beanName, ScriptFactory scriptFactory,
        ScriptSource scriptSource, boolean isFactoryBean) 

Source Link

Document

Create a new RefreshableScriptTargetSource.

Usage

From source file:org.iff.infra.util.spring.script.ScriptFactoryPostProcessor.java

@Override
public Object postProcessBeforeInstantiation(Class<?> beanClass, String beanName) {
    // We only apply special treatment to ScriptFactory implementations here.
    if (!ScriptFactory.class.isAssignableFrom(beanClass)) {
        return null;
    }//from  w w w.ja v a 2 s.co m

    BeanDefinition bd = this.beanFactory.getMergedBeanDefinition(beanName);
    String scriptFactoryBeanName = SCRIPT_FACTORY_NAME_PREFIX + beanName;
    String scriptedObjectBeanName = SCRIPTED_OBJECT_NAME_PREFIX + beanName;
    prepareScriptBeans(bd, scriptFactoryBeanName, scriptedObjectBeanName);

    ScriptFactory scriptFactory = this.scriptBeanFactory.getBean(scriptFactoryBeanName, ScriptFactory.class);
    ScriptSource scriptSource = getScriptSource(scriptFactoryBeanName, scriptFactory.getScriptSourceLocator());
    boolean isFactoryBean = false;
    try {
        Class<?> scriptedObjectType = scriptFactory.getScriptedObjectType(scriptSource);
        // Returned type may be null if the factory is unable to determine the type.
        if (scriptedObjectType != null) {
            isFactoryBean = FactoryBean.class.isAssignableFrom(scriptedObjectType);
        }
    } catch (Exception ex) {
        throw new BeanCreationException(beanName,
                "Could not determine scripted object type for " + scriptFactory, ex);
    }

    long refreshCheckDelay = resolveRefreshCheckDelay(bd);
    String language = (String) bd.getAttribute(LANGUAGE_ATTRIBUTE);//add by tylerchen
    if (refreshCheckDelay >= 0 || "groovy".equals(language)) {
        Class<?>[] interfaces = scriptFactory.getScriptInterfaces();
        RefreshableScriptTargetSource ts = new RefreshableScriptTargetSource(this.scriptBeanFactory,
                scriptedObjectBeanName, scriptFactory, scriptSource, isFactoryBean);
        boolean proxyTargetClass = resolveProxyTargetClass(bd);
        //String language = (String) bd.getAttribute(LANGUAGE_ATTRIBUTE);//remove by tylerchen
        if (proxyTargetClass && (language == null || !language.equals("groovy"))) {
            throw new BeanDefinitionValidationException(
                    "Cannot use proxyTargetClass=true with script beans where language is not 'groovy': '"
                            + language + "'");
        }
        //ts.setRefreshCheckDelay(refreshCheckDelay);//remove by tylerchen
        ts.setRefreshCheckDelay(-1);//add by tylerchen
        return createRefreshableProxy(ts, interfaces, proxyTargetClass);
    }

    if (isFactoryBean) {
        scriptedObjectBeanName = BeanFactory.FACTORY_BEAN_PREFIX + scriptedObjectBeanName;
    }
    return this.scriptBeanFactory.getBean(scriptedObjectBeanName);
}

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From source file:org.springframework.scripting.support.ScriptFactoryPostProcessor.java

@Override
public Object postProcessBeforeInstantiation(Class<?> beanClass, String beanName) {
    // We only apply special treatment to ScriptFactory implementations here.
    if (!ScriptFactory.class.isAssignableFrom(beanClass)) {
        return null;
    }//w w  w .j a v  a2s.c o  m

    Assert.state(this.beanFactory != null, "No BeanFactory set");
    BeanDefinition bd = this.beanFactory.getMergedBeanDefinition(beanName);
    String scriptFactoryBeanName = SCRIPT_FACTORY_NAME_PREFIX + beanName;
    String scriptedObjectBeanName = SCRIPTED_OBJECT_NAME_PREFIX + beanName;
    prepareScriptBeans(bd, scriptFactoryBeanName, scriptedObjectBeanName);

    ScriptFactory scriptFactory = this.scriptBeanFactory.getBean(scriptFactoryBeanName, ScriptFactory.class);
    ScriptSource scriptSource = getScriptSource(scriptFactoryBeanName, scriptFactory.getScriptSourceLocator());
    boolean isFactoryBean = false;
    try {
        Class<?> scriptedObjectType = scriptFactory.getScriptedObjectType(scriptSource);
        // Returned type may be null if the factory is unable to determine the type.
        if (scriptedObjectType != null) {
            isFactoryBean = FactoryBean.class.isAssignableFrom(scriptedObjectType);
        }
    } catch (Exception ex) {
        throw new BeanCreationException(beanName,
                "Could not determine scripted object type for " + scriptFactory, ex);
    }

    long refreshCheckDelay = resolveRefreshCheckDelay(bd);
    if (refreshCheckDelay >= 0) {
        Class<?>[] interfaces = scriptFactory.getScriptInterfaces();
        RefreshableScriptTargetSource ts = new RefreshableScriptTargetSource(this.scriptBeanFactory,
                scriptedObjectBeanName, scriptFactory, scriptSource, isFactoryBean);
        boolean proxyTargetClass = resolveProxyTargetClass(bd);
        String language = (String) bd.getAttribute(LANGUAGE_ATTRIBUTE);
        if (proxyTargetClass && (language == null || !language.equals("groovy"))) {
            throw new BeanDefinitionValidationException(
                    "Cannot use proxyTargetClass=true with script beans where language is not 'groovy': '"
                            + language + "'");
        }
        ts.setRefreshCheckDelay(refreshCheckDelay);
        return createRefreshableProxy(ts, interfaces, proxyTargetClass);
    }

    if (isFactoryBean) {
        scriptedObjectBeanName = BeanFactory.FACTORY_BEAN_PREFIX + scriptedObjectBeanName;
    }
    return this.scriptBeanFactory.getBean(scriptedObjectBeanName);
}

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