package pkg; import java.util.*; public class TestPrimitives { public void printAll() { printBoolean(true); printByte((byte) 123); printShort((short) 257); printInt(123); printLong(123L); printFloat(1.23F); printDouble(1.23); printChar('Z'); printBooleanBoxed(true); printByteBoxed((byte) 123); printShortBoxed((short) 257); printIntBoxed(1); printIntBoxed(40_000); printLongBoxed(123L); printFloatBoxed(1.23F); printDoubleBoxed(1.23); printCharBoxed('Z'); printBoolean(Boolean.valueOf("true")); printByte(Byte.valueOf("123")); printShort(Short.valueOf("257")); printInt(Integer.valueOf("123")); printLong(Long.valueOf("123")); printFloat(Float.valueOf("1.23")); printDouble(Double.valueOf("1.23")); printChar(new Character('Z')); printInt(getInteger()); printChar(getCharacter()); System.out.printf("%b, %d, %d, %d, %c, %d", true, 1, 213, 40_000, 'c', 42L); System.out.printf("%b, %d, %d, %d", getBoolean(), getByte(), getShort(), getInt()); new TestPrimitives(false, (byte) 123, (short) 257, 40_000, 123L, 3.14f, 1.618, 'A'); new TestPrimitives('A', 1.618, 3.14f, 123L, 40_000, (short) 257, (byte) 123, false); new TestPrimitives(Boolean.valueOf("false"), Byte.valueOf("123"), Short.valueOf("257"), Integer.valueOf("40000"), Long.valueOf("123"), Float.valueOf("3.14"), Double.valueOf("1.618"), new Character('A')); } private TestPrimitives(boolean bool, byte b, short s, int i, long l, float f, double d, char c) { System.out.printf("%b, %d, %d, %d, %d, %.2f, %.2f, %c", bool, b, s, i, l, f, d, c); } private TestPrimitives(Character c, Double d, Float f, Long l, Integer i, Short s, Byte b, Boolean bool) { System.out.printf("%b, %d, %d, %d, %d, %.2f, %.2f, %c", bool, b, s, i, l, f, d, c); } public void printBoolean(boolean b) { System.out.printf("%b", b); } public void printByte(byte b) { System.out.printf("%d", b); } public void printShort(short s) { System.out.printf("%d", s); } public void printInt(int i) { System.out.printf("%d", i); } public void printLong(long l) { System.out.printf("%d", l); } public void printFloat(float f) { System.out.printf("%f", f); } public void printDouble(double d) { System.out.printf("%f", d); } public void printChar(char c) { System.out.printf("%c", c); } public void printBooleanBoxed(Boolean b) { System.out.printf("%b", b); } public void printByteBoxed(Byte b) { System.out.printf("%d", b); } public void printShortBoxed(Short s) { System.out.printf("%d", s); } public void printIntBoxed(Integer i) { System.out.printf("%d", i); } public void printLongBoxed(Long l) { System.out.printf("%d", l); } public void printFloatBoxed(Float f) { System.out.printf("%f", f); } public void printDoubleBoxed(Double d) { System.out.printf("%f", d); } public void printCharBoxed(Character c) { System.out.printf("%c", c); } public boolean getBoolean() { return false; } public byte getByte() { return (byte) 128; } public short getShort() { return (short) 32768; } public int getInt() { return 42; } public Integer getInteger() { return 40_000; } public Character getCharacter() { return 'Z'; } public void printNarrowed() { printByte((byte)getInt()); printShort((short)getInt()); } public void constructor() { new Byte((byte)1); } private boolean compare(char c) { boolean res = (c > -1); res = (c > 0); res = (c > 1); res = (c > '\b'); res = (c > '\t'); res = (c > '\n'); res = (c > '\f'); res = (c > '\r'); res = (c > ' '); res = (c > 'a'); res = (c > 'Z'); res = (c > 127); res = (c > 255); return res; } void testAutoBoxingCallRequired(boolean value) { Boolean.valueOf(value).hashCode(); } void testCastRequired() { HashMap map = new HashMap(); map.put("test", (byte) 0); } }