private static void generateField(
ClassDefinition definition, Block constructor, StateField stateField) {
FieldDefinition field =
definition.declareField(
a(PRIVATE),
UPPER_CAMEL.to(LOWER_CAMEL, stateField.getName()) + "Value",
stateField.getType());
// Generate getter
definition
.declareMethod(a(PUBLIC), stateField.getGetterName(), type(stateField.getType()))
.getBody()
.pushThis()
.getField(field)
.ret(stateField.getType());
// Generate setter
definition
.declareMethod(
a(PUBLIC),
stateField.getSetterName(),
type(void.class),
arg("value", stateField.getType()))
.getBody()
.pushThis()
.getVariable("value")
.putField(field)
.ret();
constructor.pushThis();
pushInitialValue(constructor, stateField);
constructor.putField(field);
}
private static Method getSetter(Class<?> clazz, StateField field) {
try {
return clazz.getMethod(field.getSetterName(), field.getType());
} catch (NoSuchMethodException e) {
throw Throwables.propagate(e);
}
}
private static FieldDefinition generateGroupedField(
ClassDefinition definition, Block constructor, Block ensureCapacity, StateField stateField) {
Class<?> bigArrayType = getBigArrayType(stateField.getType());
FieldDefinition field =
definition.declareField(
a(PRIVATE), UPPER_CAMEL.to(LOWER_CAMEL, stateField.getName()) + "Values", bigArrayType);
// Generate getter
definition
.declareMethod(a(PUBLIC), stateField.getGetterName(), type(stateField.getType()))
.getBody()
.comment("return field.get(getGroupId());")
.pushThis()
.getField(field)
.pushThis()
.invokeVirtual(AbstractGroupedAccumulatorState.class, "getGroupId", long.class)
.invokeVirtual(bigArrayType, "get", stateField.getType(), long.class)
.ret(stateField.getType());
// Generate setter
definition
.declareMethod(
a(PUBLIC),
stateField.getSetterName(),
type(void.class),
arg("value", stateField.getType()))
.getBody()
.comment("return field.set(getGroupId(), value);")
.pushThis()
.getField(field)
.pushThis()
.invokeVirtual(AbstractGroupedAccumulatorState.class, "getGroupId", long.class)
.getVariable("value")
.invokeVirtual(bigArrayType, "set", void.class, long.class, stateField.getType())
.ret();
ensureCapacity
.pushThis()
.getField(field)
.getVariable("size")
.invokeVirtual(field.getType(), "ensureCapacity", type(void.class), type(long.class));
// Initialize field in constructor
constructor.pushThis().newObject(field.getType()).dup();
pushInitialValue(constructor, stateField);
constructor.invokeConstructor(field.getType(), type(stateField.getType()));
constructor.putField(field);
return field;
}
