42 lines
900 B
Java
42 lines
900 B
Java
// Check that a NPE likely thrown from the first instruction of a
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// method (foo) is properly caught.
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public class Throw_3
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{
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public static void main(String[] args)
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{
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Throw_3 al = new Throw_3();
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try
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{
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al.foo(null);
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}
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catch (NullPointerException npe)
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{
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StackTraceElement ste[] = npe.getStackTrace();
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StackTraceElement top = ste[0];
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if ("foo".equals(top.getMethodName()))
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{
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System.out.println("ok");
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return;
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}
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}
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System.out.println("bad");
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}
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public int bar(int[] a)
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{
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System.out.println("Bar");
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return 5;
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}
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/**
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* If the second parameter ('this' being the first) is passed in a
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* register, then the first machine instruction in foo is likely to
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* fault when null is passed.
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*/
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public int foo(int[] a)
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{
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int l = a.length;
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return l + l;
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}
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}
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