Exemplos de V8BINDER_UNWRAP_BUFFER em C++ (Cpp)

Exemplo n.º 1

Arquivo: DBOperationHelper.cpp Projeto: WhiteWaterCoder/mysql-js

void DBOperationHelper_NonVO(Handle<Object> spec, KeyOperation & op) {
  HandleScope scope;

  Local<Value> v;
  Local<Object> o;

  setKeysInOp(spec, op);
  
  v = spec->Get(HELPER_ROW_BUFFER);
  if(! v->IsNull()) {
    o = v->ToObject();
    op.row_buffer = V8BINDER_UNWRAP_BUFFER(o);
  }
  
  v = spec->Get(HELPER_ROW_RECORD);
  if(! v->IsNull()) {
    o = v->ToObject();
    const Record * record = unwrapPointer<const Record *>(o);
    op.row_record = record;

    v = spec->Get(HELPER_BLOBS);
    if(v->IsObject()) {
      if(op.opcode == 1) {
        op.nblobs = op.createBlobReadHandles(record);
      } else {
        op.nblobs = op.createBlobWriteHandles(v->ToObject(), record);
      }
    }
  }
  
  v = spec->Get(HELPER_LOCK_MODE);
  if(! v->IsNull()) {
    int intLockMode = v->Int32Value();
    op.lmode = static_cast<NdbOperation::LockMode>(intLockMode);
  }

  v = spec->Get(HELPER_COLUMN_MASK);
  if(! v->IsNull()) {
    Array *maskArray = Array::Cast(*v);
    for(unsigned int m = 0 ; m < maskArray->Length() ; m++) {
      Local<Value> colId = maskArray->Get(m);
      op.useColumn(colId->Int32Value());
    }
  }

  DEBUG_PRINT("Non-VO %s -- mask: %u lobs: %d", op.getOperationName(), 
              op.u.maskvalue, op.nblobs);
}

Exemplo n.º 2

Arquivo: DBOperationHelper.cpp Projeto: rajiv9/mysql-js

void setKeysInOp(Handle<Object> spec, Operation & op) {
  HandleScope scope;

  Local<Value> v;
  Local<Object> o;

  v = spec->Get(HELPER_KEY_BUFFER);
  if(! v->IsNull()) {
    o = v->ToObject();
    op.key_buffer = V8BINDER_UNWRAP_BUFFER(o);
  }
  
  v = spec->Get(HELPER_KEY_RECORD);
  if(! v->IsNull()) {
    o = v->ToObject();
    op.key_record = unwrapPointer<const Record *>(o);
  }
}

Exemplo n.º 3

Arquivo: DBOperationHelper.cpp Projeto: rajiv9/mysql-js

Handle<Value> DBOperationHelper_NonVO(const Arguments &args) {
  HandleScope scope;
  Operation op;

  const Local<Object> spec = args[0]->ToObject();
  Local<Value> v;
  Local<Object> o;

  setKeysInOp(spec, op);
  
  v = spec->Get(HELPER_ROW_BUFFER);
  if(! v->IsNull()) {
    o = v->ToObject();
    op.row_buffer = V8BINDER_UNWRAP_BUFFER(o);
  }
  
  v = spec->Get(HELPER_ROW_RECORD);
  if(! v->IsNull()) {
    o = v->ToObject();
    op.row_record = unwrapPointer<const Record *>(o);
  }
  
  v = spec->Get(HELPER_LOCK_MODE);
  if(! v->IsNull()) {
    int intLockMode = v->Int32Value();
    op.lmode = static_cast<NdbOperation::LockMode>(intLockMode);
  }

  v = spec->Get(HELPER_COLUMN_MASK);
  if(! v->IsNull()) {
    Array *maskArray = Array::Cast(*v);
    for(unsigned int m = 0 ; m < maskArray->Length() ; m++) {
      Local<Value> colId = maskArray->Get(m);
      op.useColumn(colId->Int32Value());
    }
  }
  
  int opcode = args[1]->Int32Value();
  NdbTransaction *tx = unwrapPointer<NdbTransaction *>(args[2]->ToObject());
  DEBUG_PRINT("Non-VO opcode: %d mask: %u", opcode, op.u.maskvalue);

  return scope.Close(buildNdbOperation(op, opcode, tx));
}