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public class Main {
public static void main(String[] args) {
test_printNarrowing();
}
public static void test_printNarrowing() {
System.out.println();
System.out.println("Double.POSITIVE_INFINITY = "
+ Long.toHexString(Double.doubleToRawLongBits(Double.POSITIVE_INFINITY)));
System.out.println("Double.NEGATIVE_INFINITY = "
+ Long.toHexString(Double.doubleToRawLongBits(Double.NEGATIVE_INFINITY)));
System.out.println("Float.POSITIVE_INFINITY = "
+ Long.toHexString(Double.doubleToRawLongBits(Float.POSITIVE_INFINITY)));
System.out.println("Float.NEGATIVE_INFINITY = "
+ Long.toHexString(Double.doubleToRawLongBits(Float.NEGATIVE_INFINITY)));
System.out.println("Double.NaN = "
+ Long.toHexString(Double.doubleToRawLongBits(Double.NaN)));
System.out.println("Float.NaN = "
+ Long.toHexString(Double.doubleToRawLongBits(Float.NaN)));
double dbl2 = Double.NaN;
System.out.println();
System.out.println("(byte) Double.NaN = "
+ (Long.toHexString((byte)dbl2).equals("0") ? "00" : Long.toHexString((byte)dbl2)
.substring(6)) + " expected: 00");
System.out.println("(short) Double.NaN = "
+ (Integer.toHexString((short)dbl2).equals("0") ? "0000" : Integer.toHexString(
(short)dbl2).substring(4)) + " expected: 0000");
System.out.println("(int) Double.NaN = "
+ (Integer.toHexString((int)dbl2).equals("0") ? "00000000" : Integer
.toHexString((int)dbl2)) + " expected: 00000000");
System.out.println("(long) Double.NaN = "
+ (Long.toHexString((long)dbl2).equals("0") ? "0000000000000000" : Long
.toHexString((long)dbl2)) + " expected: 0000000000000000");
float fl2 = Float.NaN;
System.out.println();
System.out.println("(byte) Float.NaN = "
+ (Long.toHexString((byte)fl2).equals("0") ? "00" : Long.toHexString((byte)fl2)
.substring(6)) + " expected: 00");
System.out.println("(short) Float.NaN = "
+ (Integer.toHexString((short)fl2).equals("0") ? "0000" : Integer.toHexString(
(short)fl2).substring(4)) + " expected: 0000");
System.out.println("(int) Float.NaN = "
+ (Integer.toHexString((int)fl2).equals("0") ? "00000000" : Integer
.toHexString((int)fl2)) + " expected: 00000000");
System.out.println("(long) Float.NaN = "
+ (Long.toHexString((long)fl2).equals("0") ? "0000000000000000" : Long
.toHexString((long)fl2)) + " expected: 0000000000000000");
double dbl3 = Double.POSITIVE_INFINITY;
System.out.println();
System.out.println("(byte) Double.POSITIVE_INFINITY = "
+ (Integer.toHexString((byte)dbl3).equals("0") ? "00" : Integer.toHexString(
(byte)dbl3).substring(6)) + " expected: ff");
System.out.println("(short) Double.POSITIVE_INFINITY = "
+ (Integer.toHexString((short)dbl3).equals("0") ? "0000" : Integer.toHexString(
(short)dbl3).substring(4)) + " expected: ffff");
System.out.println("(int) Double.POSITIVE_INFINITY = "
+ Integer.toHexString((int)dbl3) + " expected: 7fffffff");
System.out.println("(long) Double.POSITIVE_INFINITY = " + Long.toHexString((long)dbl3)
+ " expected: 7fffffffffffffff");
double dbl4 = Double.NEGATIVE_INFINITY;
System.out.println();
System.out.println("(byte) Double.NEGATIVE_INFINITY = "
+ (Long.toHexString((byte)dbl4).equals("0") ? " 00" : Long
.toHexString((byte)dbl4)) + " expected: 00");
System.out.println("(short) Double.NEGATIVE_INFINITY = "
+ (Integer.toHexString((short)dbl4).equals("0") ? " 0000" : Long
.toHexString((short)dbl4)) + " expected: 0000");
System.out.println("(int) Double.NEGATIVE_INFINITY = "
+ Integer.toHexString((int)dbl4) + " expected: 80000000");
System.out.println("(long) Double.NEGATIVE_INFINITY = " + Long.toHexString((long)dbl4)
+ " expected: 8000000000000000");
float fl3 = Float.POSITIVE_INFINITY;
System.out.println();
System.out.println("(byte) Float.POSITIVE_INFINITY = "
+ (Integer.toHexString((byte)fl3).equals("0") ? "00" : Integer.toHexString(
(byte)fl3).substring(6)) + " expected: ff");
System.out.println("(short) Float.POSITIVE_INFINITY = "
+ (Integer.toHexString((short)fl3).equals("0") ? "0000" : Integer.toHexString(
(short)fl3).substring(4)) + " expected: ffff");
System.out.println("(int) Float.POSITIVE_INFINITY = "
+ Integer.toHexString((int)fl3) + " expected: 7fffffff");
System.out.println("(long) Float.POSITIVE_INFINITY = " + Long.toHexString((long)fl3)
+ " expected: 7fffffffffffffff");
float fl4 = Float.NEGATIVE_INFINITY;
System.out.println();
System.out.println("(byte) Float.NEGATIVE_INFINITY = "
+ (Long.toHexString((byte)fl4).equals("0") ? " 00" : Long
.toHexString((byte)fl4)) + " expected: 00");
System.out.println("(short) Float.NEGATIVE_INFINITY = "
+ (Integer.toHexString((short)fl4).equals("0") ? " 0000" : Long
.toHexString((short)fl4)) + " expected: 0000");
System.out.println("(int) Float.NEGATIVE_INFINITY = "
+ Integer.toHexString((int)fl4) + " expected: 80000000");
System.out.println("(long) Float.NEGATIVE_INFINITY = " + Long.toHexString((long)fl4)
+ " expected: 8000000000000000");
System.out.println();
}
}
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