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package org.seasar.uruma.util; |
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import java.lang.reflect.Constructor; |
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import java.lang.reflect.InvocationTargetException; |
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import org.seasar.framework.beans.BeanDesc; |
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import org.seasar.framework.beans.factory.BeanDescFactory; |
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import org.seasar.framework.exception.IllegalAccessRuntimeException; |
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import org.seasar.framework.exception.InstantiationRuntimeException; |
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import org.seasar.framework.exception.InvocationTargetRuntimeException; |
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public class ClassUtil { |
33 | 0 | private ClassUtil() { |
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35 | 0 | } |
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@SuppressWarnings("unchecked") |
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public static <T> T newInstance(final Class<? extends T> clazz, |
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final Object... args) { |
51 | 5476 | BeanDesc beanDesc = BeanDescFactory.getBeanDesc(clazz); |
52 | 5476 | Constructor constructor = beanDesc.getSuitableConstructor(args); |
53 | 5476 | Object object = null; |
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try { |
55 | 5476 | object = constructor.newInstance(args); |
56 | 0 | } catch (InstantiationException ex) { |
57 | 0 | throw new InstantiationRuntimeException(clazz, ex); |
58 | 0 | } catch (IllegalAccessException ex) { |
59 | 0 | throw new IllegalAccessRuntimeException(clazz, ex); |
60 | 0 | } catch (InvocationTargetException ex) { |
61 | 0 | throw new InvocationTargetRuntimeException(clazz, ex); |
62 | 5476 | } |
63 | 5476 | return (T) object; |
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} |
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public static <T> T newInstance(final Class<? extends T> clazz) { |
76 | 3776 | return ClassUtil.<T> newInstance(clazz, (Object[]) null); |
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} |
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} |