com.sun.faces.facelets.tag.MetadataTargetImpl Maven / Gradle / Ivy
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package com.sun.faces.facelets.tag;
import javax.faces.view.facelets.MetadataTarget;
import java.beans.BeanInfo;
import java.beans.IntrospectionException;
import java.beans.Introspector;
import java.beans.PropertyDescriptor;
import java.lang.reflect.Method;
import java.util.HashMap;
import java.util.Map;
/**
*
* @author Jacob Hookom
* @version $Id: MetadataTargetImpl.java 8641 2010-10-04 20:54:50Z edburns $
*/
public class MetadataTargetImpl extends MetadataTarget {
private final Map pd;
private final Class type;
public MetadataTargetImpl(Class type) throws IntrospectionException {
this.type = type;
this.pd = new HashMap();
BeanInfo info = Introspector.getBeanInfo(type);
PropertyDescriptor[] pda = info.getPropertyDescriptors();
for (int i = 0; i < pda.length; i++) {
this.pd.put(pda[i].getName(), pda[i]);
}
}
public PropertyDescriptor getProperty(String name) {
return (PropertyDescriptor) this.pd.get(name);
}
public boolean isTargetInstanceOf(Class type) {
return type.isAssignableFrom(this.type);
}
public Class getTargetClass() {
return this.type;
}
public Class getPropertyType(String name) {
PropertyDescriptor pd = this.getProperty(name);
if (pd != null) {
return pd.getPropertyType();
}
return null;
}
public Method getWriteMethod(String name) {
PropertyDescriptor pd = this.getProperty(name);
if (pd != null) {
return pd.getWriteMethod();
}
return null;
}
public Method getReadMethod(String name) {
PropertyDescriptor pd = this.getProperty(name);
if (pd != null) {
return pd.getReadMethod();
}
return null;
}
}