231 | . public class InvoiceItem{ private float price; private float amount; .. } public class Invoice{ private List<InvoiceItem> invoiceItemList; .. public Float getPrice(){ Float price = 0f; if (invoiceItemList!=null) { for(InvoiceItem ii |
37 | (for persistent fields) Primitive types (boolean, byte, short, char, int, long, float, double). Wrapper types (Boolean, Byte, Short, Character, Integer, Long, Float, Double). java.lang.String Date types: java ... , char, int, long, float and double). Wrappers (Boolean, Byte, Short, Character, Integer, Long |
26 | : boolean, byte, short, char, int, long, float and double. Equivalent wrapper classes from package java.lang: Boolean, Byte, Short, Character, Integer, Long, Float and Double. java.math.BigInteger |
26 | , long, float, double. Equivalent wrapper classes from package java.lang: Byte, Short, Character, Integer, Long, Float, Double. java.math.BigInteger, java.math.BigDecimal. java.lang.String. java.util.Date |
26 | to any numeric type. In this context numeric types are: byte, short, char, int, long, float, double, Byte, Short, Character, Integer, Long, Float, Double, BigInteger, BigDecimal and enum values |
26 | , char, int, long, float, double), wrapper types (Byte, Short, Character, Integer, Long, Float |
26 | : boolean, byte, short, char, int, long, float, double. Equivalent wrapper classes from package java.lang: Byte, Short, Character, Integer, Long, Float, Double. java.math.BigInteger, java.math.BigDecimal |
4 | , 0xFFFF, 07777, ... long 2003L, -127L, 0L, 0xFFFFL, 07777L, ... float 3.14F, 0f, 1e2f, -2.f, 5.04e+17f ... (Byte, Short, Character, Integer, Long, Float, Double), as well as BigInteger and BigDecimal can participate in comparisons as if they were primitive numeric types (byte, short, char, int, long, float |
3 | are also persistent types: All the primitive types - boolean, byte, short, char, int, long, float and double. Selected classes in package java.lang: Boolean, Byte, Short, Character, Integer, Long, Float, Double, Number ... (for example from int to float and from float to int) the old value is converted automatically to the new |
2 | , short, char, int, long, float or double) embedded wrapper (Boolean, Byte, Short, Character, Integer, Long, Float or Double) embedded java.lang.String embedded java.util.Date external (non embedded |