private function decodeCommand()
{
$command = $this->next();
if ($command == NL_CHAR) {
$command = $this->next();
}
$token = $this->token();
switch ($command) {
case BOOLEAN_TYPE:
$this->pushScalar(new BooleanValueCommand($token == '1'));
break;
case BYTE_TYPE:
$this->pushScalar(new ByteValueCommand(Byte::valueOf($token)));
break;
case CHAR_TYPE:
$this->pushScalar(new CharValueCommand(Character::chr(intval($token))));
break;
case DOUBLE_TYPE:
$this->pushScalar(new DoubleValueCommand(Double::valueOf($token)));
break;
case FLOAT_TYPE:
$this->pushScalar(new FloatValueCommand(Float::valueOf($token)));
break;
case INT_TYPE:
$this->pushScalar(new IntValueCommand(Integer::valueOf($token)));
break;
case LONG_TYPE:
$this->pushScalar(new LongValueCommand(Long::valueOf($token)));
break;
case VOID_TYPE:
$this->pushScalar(NullValueCommand::INSTANCE());
break;
case SHORT_TYPE:
$this->pushScalar(new ShortValueCommand(Short::valueOf($token)));
break;
case STRING_TYPE:
// "4~abcd
$length = Integer::valueOf($token);
$value = $this->nextCount($length);
if ($this->next() != RPC_SEPARATOR_CHAR) {
throw new RuntimeException('Overran string');
}
$this->pushString(new StringValueCommand($value));
break;
case ENUM_TYPE:
// ETypeSeedName~IOrdinal~
$ordinal = $this->readCommand('IntValueCommand')->getValue();
$clazz = $this->findClass($token);
$x = new EnumValueCommand($clazz);
$this->pushIdentity($x);
$x->setValue($ordinal);
break;
case ARRAY_TYPE:
// Encoded as (leafType, dimensions, length, ...)
$leaf = $this->findClass($token);
$numDims = $this->readCommand('IntValueCommand')->getValue();
$clazz = null;
if ($numDims > 1) {
$clazz = ArrayType::clazz($leaf, $numDims);
} else {
$clazz = $leaf;
}
$x = new ArrayValueCommand($clazz);
$this->pushIdentity($x);
$length = $this->readCommand('IntValueCommand')->getValue();
for ($i = 0; $i < $length; $i++) {
$x->add($this->readCommand('ValueCommand'));
}
break;
case OBJECT_TYPE:
// LTypeSeedName~3... N-many setters ...
$clazz = $this->findClass($token);
$x = new InstantiateCommand($clazz);
$this->pushIdentity($x);
$this->readSetters($clazz, $x);
break;
case INVOKE_TYPE:
// !TypeSeedName~Number of objects written by CFS~...CFS objects...~
// Number of extra fields~...N-many setters...
$clazz = $this->findClass($token);
$serializerClass = null;
$manualType = $clazz;
while ($manualType != null) {
$serializerClass = SerializabilityUtil::hasCustomFieldSerializer($manualType);
if ($serializerClass != null) {
break;
}
$manualType = $manualType->getSuperClass();
}
if ($serializerClass == null) {
throw new IncompatibleRemoteServiceException('Class [' . $clazz->getName() . '] has no custom serializer on server');
}
$x = new InvokeCustomFieldSerializerCommand($clazz, $serializerClass, $manualType);
$this->pushIdentity($x);
$this->readFields($x);
$this->readSetters($clazz, $x);
break;
case RETURN_TYPE:
// R4~...values...
$this->toReturn = new ReturnCommand();
$toRead = Integer::valueOf($token);
for ($i = 0; $i < $toRead; $i++) {
$this->toReturn->addValue($this->readCommand('ValueCommand'));
}
break;
case THROW_TYPE:
// T...value...
$this->toThrow = $this->readCommand('ValueCommand');
break;
case BACKREF_TYPE:
// @backrefNumber~
$x = $this->backRefs[Integer::valueOf($token)];
assert($x != null);
array_push($this->commands, $x);
break;
case RPC_SEPARATOR_CHAR:
throw new RuntimeException('Segmentation overrun at ' + $this->idx);
default:
throw new RuntimeException('Unknown Command ' + $command);
}
}
private function makeObject(Clazz $type, $value)
{
// no anonymous class, and no local class in php
$manualType = $type;
$customSerializer = null;
do {
$customSerializer = SerializabilityUtil::hasCustomFieldSerializer($manualType);
if ($customSerializer != null) {
break;
}
$manualType = $manualType->getSuperClass();
} while ($manualType != null);
$ins = null;
if ($customSerializer != null) {
$ins = $this->serializeWithCustomSerializer($customSerializer, $value, $type, $manualType);
} else {
$ins = new InstantiateCommand($type);
$this->identityMap->put($value, $ins);
}
if ($type != $manualType) {
if (!Classes::classOf('GWTSerializable')->isAssignableFrom($type) && !Classes::classOf('IsSerializable')->isAssignableFrom($type)) {
throw new SerializationException($type->getName() . ' is not a serializable type');
}
}
while ($type != $manualType) {
$serializableFields = $this->clientOracle->getOperableFields($type);
foreach ($serializableFields as $declField) {
assert($declField != null);
//echo '[' . $declField->getName() . ' = ' . $declField->getType() . ']<br />';
$accessor = Accessors::get($declField->getType());
$valueCommand = null;
$fieldValue = $accessor->get($value, $declField);
if (is_null($fieldValue)) {
$valueCommand = NullValueCommand::INSTANCE();
} else {
$fieldType = $declField->getType()->isPrimitive() ? $declField->getType() : ($declField->hasType() ? $declField->getType() : Classes::classOfValue($fieldValue));
$valueCommand = $this->makeValue($fieldType, $fieldValue);
}
//echo '{set ' . $declField->getDeclaringClass()->getName() . ' / ' . $declField->getName() . ' / ' . $valueCommand . '}';
$ins->set($declField->getDeclaringClass(), $declField->getName(), $valueCommand);
}
$type = $type->getSuperClass();
}
return $ins;
}
public static function INSTANCE()
{
if (self::$instance == null) {
self::$instance = new NullValueCommand();
}
return self::$instance;
}
