57 lines
1.3 KiB
Java
57 lines
1.3 KiB
Java
// Test various reflection methods.
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import java.lang.annotation.Inherited;
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import java.lang.reflect.Method;
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import java.lang.reflect.Field;
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public class PR29495
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{
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public class container<T>
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{
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// This class has a synthetic field...
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public T get(T v) { return v; }
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}
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public class concrete extends container<String>
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{
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// This makes us have a synthetic bridge method.
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public String get(String v) { return "hi" + v; }
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}
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// varargs method
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public static void va(Object... args)
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{
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}
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public static void check(boolean x, String m)
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{
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if (! x)
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System.out.println("fail: " + m);
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}
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public static void main(String[] args) throws Throwable
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{
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check (Inherited.class.isAnnotation(), "Inherited isAnnotation");
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Method m = PR29495.class.getDeclaredMethod("va", new Class[] { Object[].class });
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check (m.isVarArgs(), "va isVarArgs");
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m = concrete.class.getDeclaredMethod("get", new Class[] { Object.class });
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check (m.isSynthetic(), "get isSynthetic");
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check (m.isBridge(), "get isBridge");
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Field[] fs = container.class.getDeclaredFields();
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boolean ok = false;
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for (int i = 0; i < fs.length; ++i)
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{
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if (fs[i].isSynthetic())
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{
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ok = true;
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break;
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}
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}
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check (ok, "container has synthetic field");
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}
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}
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