mirror of https://github.com/swig/swig
56 lines
1.7 KiB
Java
56 lines
1.7 KiB
Java
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public class runme {
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static {
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try {
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System.loadLibrary("example");
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} catch (UnsatisfiedLinkError e) {
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System.err.println("Native code library failed to load. See the chapter on Dynamic Linking Problems in the SWIG Java documentation for help.\n" + e);
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System.exit(1);
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}
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}
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public static void main(String argv[]) {
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// First create some objects using the pointer library.
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System.out.println("Testing the pointer library");
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SWIGTYPE_p_int a = example.new_intp();
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SWIGTYPE_p_int b = example.new_intp();
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SWIGTYPE_p_int c = example.new_intp();
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example.intp_assign(a,37);
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example.intp_assign(b,42);
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// Note that getCPtr() has package access by default
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System.out.println(" a =" + Long.toHexString(SWIGTYPE_p_int.getCPtr(a)));
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System.out.println(" b =" + Long.toHexString(SWIGTYPE_p_int.getCPtr(b)));
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System.out.println(" c =" + Long.toHexString(SWIGTYPE_p_int.getCPtr(c)));
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// Call the add() function with some pointers
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example.add(a,b,c);
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// Now get the result
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int res = example.intp_value(c);
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System.out.println(" 37 + 42 =" + res);
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// Clean up the pointers
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example.delete_intp(a);
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example.delete_intp(b);
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example.delete_intp(c);
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// Now try the typemap library
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// Now it is no longer necessary to manufacture pointers.
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// Instead we use a single element array which in Java is modifiable.
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System.out.println("Trying the typemap library");
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int[] r = {0};
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example.sub(37,42,r);
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System.out.println(" 37 - 42 = " + r[0]);
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// Now try the version with return value
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System.out.println("Testing return value");
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int q = example.divide(42,37,r);
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System.out.println(" 42/37 = " + q + " remainder " + r[0]);
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}
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}
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