mirror of git://gcc.gnu.org/git/gcc.git
47 lines
1.6 KiB
Java
47 lines
1.6 KiB
Java
class C {}
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class D extends C implements I {}
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interface I {}
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interface J extends I {}
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public class Class_1
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{
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static void printIsAssignableFrom(Class a, Class b, boolean c)
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{
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// The field 'c' can be viewed to see the expected value.
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System.out.println(a.isAssignableFrom(b));
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}
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public static void main (String arg[])
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{
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System.out.println("Testing class `Class_1'...");
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printIsAssignableFrom(C.class, Object.class, false);
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printIsAssignableFrom(C.class, C.class, true);
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printIsAssignableFrom(C.class, D.class, true);
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printIsAssignableFrom(D.class, C.class, false);
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printIsAssignableFrom(Object.class, int[].class, true);
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printIsAssignableFrom(int[].class, int[].class, true);
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printIsAssignableFrom(C[].class, D.class, false);
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printIsAssignableFrom(C[].class, D[].class, true);
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printIsAssignableFrom(C[].class, C[][].class, false);
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printIsAssignableFrom(Object.class, I.class, true);
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printIsAssignableFrom(I.class, I.class, true);
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printIsAssignableFrom(D.class, I.class, false);
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printIsAssignableFrom(I.class, D.class, true);
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printIsAssignableFrom(D.class, J.class, false);
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printIsAssignableFrom(J.class, D.class, false);
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printIsAssignableFrom(I.class, J.class, true);
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printIsAssignableFrom(J.class, J.class, true);
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printIsAssignableFrom(J.class, I.class, false);
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// Returns true iff both Class objects are equal.
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printIsAssignableFrom(long.class, long.class, true);
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// Does not work for primitive types in general.
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printIsAssignableFrom(long.class, int.class, false);
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}
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}
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