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package org.kuali.spring.util; |
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import net.sf.cglib.proxy.Callback; |
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import net.sf.cglib.proxy.Enhancer; |
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import net.sf.cglib.proxy.NoOp; |
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import org.springframework.beans.BeanUtils; |
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import org.springframework.beans.factory.FactoryBean; |
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import org.springframework.util.Assert; |
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public class SimpleProxyFactoryBean implements FactoryBean<Object> { |
| 12 | 1 | public static final Callback DEFAULT_CALLBACK = NoOp.INSTANCE; |
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| 14 | 4 | Callback callback = DEFAULT_CALLBACK; |
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String classname; |
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Object sourceBean; |
| 17 | 4 | boolean copySourceBeanProperties = true; |
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public SimpleProxyFactoryBean() { |
| 20 | 4 | this(null, DEFAULT_CALLBACK); |
| 21 | 4 | } |
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public SimpleProxyFactoryBean(String classname) { |
| 24 | 0 | this(classname, DEFAULT_CALLBACK); |
| 25 | 0 | } |
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public SimpleProxyFactoryBean(String classname, Callback callback) { |
| 28 | 4 | super(); |
| 29 | 4 | this.classname = classname; |
| 30 | 4 | this.callback = callback; |
| 31 | 4 | } |
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@Override |
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public Object getObject() throws Exception { |
| 35 | 6 | Assert.isTrue(this.classname != null || this.sourceBean != null); |
| 36 | 6 | Assert.notNull(this.callback); |
| 37 | 6 | if (this.copySourceBeanProperties) { |
| 38 | 6 | Assert.notNull(this.sourceBean); |
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} |
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| 41 | 6 | Class<?> targetClass = getTargetClass(); |
| 42 | 6 | Enhancer enhancer = new Enhancer(); |
| 43 | 6 | enhancer.setSuperclass(targetClass); |
| 44 | 6 | enhancer.setCallback(getCallback()); |
| 45 | 6 | Object proxy = enhancer.create(); |
| 46 | 6 | if (this.copySourceBeanProperties) { |
| 47 | 6 | BeanUtils.copyProperties(this.sourceBean, proxy); |
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} |
| 49 | 6 | return proxy; |
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} |
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protected Class<?> getTargetClass() throws ClassNotFoundException { |
| 53 | 6 | if (this.classname != null) { |
| 54 | 0 | return Class.forName(this.classname); |
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} else { |
| 56 | 6 | return this.sourceBean.getClass(); |
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} |
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} |
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@Override |
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public Class<?> getObjectType() { |
| 62 | 8 | return Object.class; |
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} |
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@Override |
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public boolean isSingleton() { |
| 67 | 10 | return false; |
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} |
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public Callback getCallback() { |
| 71 | 6 | return callback; |
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} |
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public void setCallback(Callback callback) { |
| 75 | 4 | this.callback = callback; |
| 76 | 4 | } |
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public String getClassname() { |
| 79 | 0 | return classname; |
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} |
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public void setClassname(String classname) { |
| 83 | 0 | this.classname = classname; |
| 84 | 0 | } |
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public Object getSourceBean() { |
| 87 | 0 | return sourceBean; |
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} |
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public void setSourceBean(Object source) { |
| 91 | 4 | this.sourceBean = source; |
| 92 | 4 | } |
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} |