Java Code Examples for java.lang.reflect.Field.setByte()
The following are Jave code examples for showing how to use
setByte() of the
java.lang.reflect.Field
class.
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Example 1
| Project: openjdk-jdk10 File: TestInstanceCloneUtils.java View Source Code | 6 votes |
void setVal(Field f, int i) {
try {
if (f.getType() == int.class) {
f.setInt(this, i);
return;
} else if (f.getType() == short.class) {
f.setShort(this, (short)i);
return;
} else if (f.getType() == byte.class) {
f.setByte(this, (byte)i);
return;
} else if (f.getType() == long.class) {
f.setLong(this, i);
return;
}
} catch(IllegalAccessException iae) {
throw new RuntimeException("Getting fields failed");
}
throw new RuntimeException("unexpected field type");
}
Example 2
| Project: MagicBox File: ByteReader.java View Source Code | 5 votes |
@Override
public void read(Bundle bundle, Object to, StateField field) throws IllegalAccessException {
Field propertyField = field.getField();
propertyField.setAccessible(true);
propertyField.setByte(to,bundle.getByte(field.getBundleKey()));
}
Example 3
| Project: ETF-Java File: ReflectionUtils.java View Source Code | 4 votes |
public static void setField(Object instance, Field field, Object value) throws IllegalAccessException {
if (value == null && field.getType().isPrimitive()) {
return;
}
if (UNSAFE != null) {
if (int.class.equals(field.getType())) {
((sun.misc.Unsafe) UNSAFE).putInt(instance, ((sun.misc.Unsafe) UNSAFE).objectFieldOffset(field), (int) value);
} else if (long.class.equals(field.getType())) {
((sun.misc.Unsafe) UNSAFE).putLong(instance, ((sun.misc.Unsafe) UNSAFE).objectFieldOffset(field), (long) value);
} else if (double.class.equals(field.getType())) {
((sun.misc.Unsafe) UNSAFE).putDouble(instance, ((sun.misc.Unsafe) UNSAFE).objectFieldOffset(field), (double) value);
} else if (void.class.equals(field.getType())) {
} else if (float.class.equals(field.getType())) {
((sun.misc.Unsafe) UNSAFE).putFloat(instance, ((sun.misc.Unsafe) UNSAFE).objectFieldOffset(field), (float) value);
} else if (byte.class.equals(field.getType())) {
((sun.misc.Unsafe) UNSAFE).putByte(instance, ((sun.misc.Unsafe) UNSAFE).objectFieldOffset(field), (byte) value);
} else if (char.class.equals(field.getType())) {
((sun.misc.Unsafe) UNSAFE).putChar(instance, ((sun.misc.Unsafe) UNSAFE).objectFieldOffset(field), (char) value);
} else if (boolean.class.equals(field.getType())) {
((sun.misc.Unsafe) UNSAFE).putBoolean(instance, ((sun.misc.Unsafe) UNSAFE).objectFieldOffset(field), (boolean) value);
} else if (short.class.equals(field.getType())) {
((sun.misc.Unsafe) UNSAFE).putShort(instance, ((sun.misc.Unsafe) UNSAFE).objectFieldOffset(field), (short) value);
} else {
((sun.misc.Unsafe) UNSAFE).putObject(instance, ((sun.misc.Unsafe) UNSAFE).objectFieldOffset(field), value);
}
} else { //Fallback if unsafe isn't available
field.setAccessible(true);
if (int.class.equals(field.getType())) {
field.setInt(instance, (int) value);
} else if (long.class.equals(field.getType())) {
field.setLong(instance, (long) value);
} else if (double.class.equals(field.getType())) {
field.setDouble(instance, (double) value);
} else if (void.class.equals(field.getType())) {
} else if (float.class.equals(field.getType())) {
field.setFloat(instance, (float) value);
} else if (byte.class.equals(field.getType())) {
field.setByte(instance, (byte) value);
} else if (char.class.equals(field.getType())) {
field.setChar(instance, (char) value);
} else if (boolean.class.equals(field.getType())) {
field.setBoolean(instance, (boolean) value);
} else if (short.class.equals(field.getType())) {
field.setShort(instance, (short) value);
} else {
field.set(instance, value);
}
}
}
Example 4
| Project: VoidApi File: SerializableConfig.java View Source Code | 4 votes |
public void deserializePrimitiveField(Field f, Property prop, Object instance) throws IllegalArgumentException, IllegalAccessException
{
switch(fromJavaPrimitiveType(f.getType()))
{
case INTEGER:
{
if (f.getType().equals(Byte.TYPE))
{
f.setByte(instance, (byte) prop.getInt());
}
if (f.getType().equals(Short.TYPE))
{
f.setShort(instance, (short) prop.getInt());
}
if (f.getType().equals(Integer.TYPE))
{
f.setInt(instance, prop.getInt());
}
break;
}
case DOUBLE:
{
if (f.getType().equals(Float.TYPE))
{
f.setFloat(instance, (float) prop.getDouble());
}
if (f.getType().equals(Double.TYPE))
{
f.setDouble(instance, prop.getDouble());
}
if (f.getType().equals(Long.TYPE))
{
f.setLong(instance, (long) prop.getDouble());
}
break;
}
case BOOLEAN:
{
f.setBoolean(instance, prop.getBoolean());
break;
}
default:
{
f.set(instance, prop.getString());
}
}
}
Example 5
| Project: azeroth File: ExcelReader.java View Source Code | 4 votes |
private void getCellValue(Cell cell, Object o, Field field) throws IllegalAccessException, ParseException {
LOG.debug("cell:{}, field:{}, type:{}", cell.getCellTypeEnum(), field.getName(), field.getType().getName());
switch (cell.getCellTypeEnum()) {
case BLANK:
break;
case BOOLEAN:
field.setBoolean(o, cell.getBooleanCellValue());
break;
case ERROR:
field.setByte(o, cell.getErrorCellValue());
break;
case FORMULA:
field.set(o, cell.getCellFormula());
break;
case NUMERIC:
if (DateUtil.isCellDateFormatted(cell)) {
if (field.getType().getName().equals(Date.class.getName())) {
field.set(o, cell.getDateCellValue());
} else {
field.set(o, format.format(cell.getDateCellValue()));
}
} else {
if (field.getType().isAssignableFrom(Integer.class) || field.getType().getName().equals("int")) {
field.setInt(o, (int) cell.getNumericCellValue());
} else if (field.getType().isAssignableFrom(Short.class) || field.getType().getName().equals("short")) {
field.setShort(o, (short) cell.getNumericCellValue());
} else if (field.getType().isAssignableFrom(Float.class) || field.getType().getName().equals("float")) {
field.setFloat(o, (float) cell.getNumericCellValue());
} else if (field.getType().isAssignableFrom(Byte.class) || field.getType().getName().equals("byte")) {
field.setByte(o, (byte) cell.getNumericCellValue());
} else if (field.getType().isAssignableFrom(Double.class) || field.getType().getName().equals("double")) {
field.setDouble(o, cell.getNumericCellValue());
} else if (field.getType().isAssignableFrom(String.class)) {
String s = String.valueOf(cell.getNumericCellValue());
if (s.contains("E")) {
s = s.trim();
BigDecimal bigDecimal = new BigDecimal(s);
s = bigDecimal.toPlainString();
}
//防止整数判定为浮点数
if (s.endsWith(".0")) { s = s.substring(0, s.indexOf(".0")); }
field.set(o, s);
} else {
field.set(o, cell.getNumericCellValue());
}
}
break;
case STRING:
if (field.getType().getName().equals(Date.class.getName())) {
field.set(o, format.parse(cell.getRichStringCellValue().getString()));
} else {
field.set(o, cell.getRichStringCellValue().getString());
}
break;
default:
field.set(o, cell.getStringCellValue());
break;
}
}
Example 6
| Project: polymorphia File: MappedField.java View Source Code | 4 votes |
@Override
public <T> void decodeInternal(BsonReader reader, T instance, Field field) throws IllegalAccessException {
field.setByte(instance, (byte) reader.readInt32());
}
