@Override
public void processInstruction(ExecutionContext ec) throws DMLRuntimeException {
// obtain and pin input frame
FrameBlock fin = ec.getFrameInput(input1.getName());
String spec =
ec.getScalarInput(input2.getName(), input2.getValueType(), input2.isLiteral())
.getStringValue();
String[] colnames = fin.getColumnNames();
// execute block transform encode
Encoder encoder = EncoderFactory.createEncoder(spec, colnames, fin.getNumColumns(), null);
MatrixBlock data =
encoder.encode(
fin, new MatrixBlock(fin.getNumRows(), fin.getNumColumns(), false)); // build and apply
FrameBlock meta = encoder.getMetaData(new FrameBlock(fin.getNumColumns(), ValueType.STRING));
meta.setColumnNames(colnames);
// release input and outputs
ec.releaseFrameInput(input1.getName());
ec.setMatrixOutput(getOutput(0).getName(), data);
ec.setFrameOutput(getOutput(1).getName(), meta);
}
@Override
public void processInstruction(ExecutionContext ec) throws DMLRuntimeException {
// get inputs
MatrixBlock matBlock1 = ec.getMatrixInput(input1.getName());
MatrixBlock matBlock2 = ec.getMatrixInput(input2.getName());
// check input dimensions
if (_type == AppendType.CBIND && matBlock1.getNumRows() != matBlock2.getNumRows()) {
throw new DMLRuntimeException(
"Append-cbind is not possible for input matrices "
+ input1.getName()
+ " and "
+ input2.getName()
+ " with different number of rows: "
+ matBlock1.getNumRows()
+ " vs "
+ matBlock2.getNumRows());
} else if (_type == AppendType.RBIND
&& matBlock1.getNumColumns() != matBlock2.getNumColumns()) {
throw new DMLRuntimeException(
"Append-rbind is not possible for input matrices "
+ input1.getName()
+ " and "
+ input2.getName()
+ " with different number of columns: "
+ matBlock1.getNumColumns()
+ " vs "
+ matBlock2.getNumColumns());
}
// execute append operations (append both inputs to initially empty output)
MatrixBlock ret =
matBlock1.appendOperations(matBlock2, new MatrixBlock(), _type == AppendType.CBIND);
// set output and release inputs
ec.setMatrixOutput(output.getName(), ret);
ec.releaseMatrixInput(input1.getName());
ec.releaseMatrixInput(input2.getName());
}
@Override
public void processInstruction(ExecutionContext ec) throws DMLRuntimeException {
CPOperand mat = (input1.getDataType() == DataType.MATRIX) ? input1 : input2;
CPOperand scalar = (input1.getDataType() == DataType.MATRIX) ? input2 : input1;
MatrixBlock inBlock = ec.getMatrixInput(mat.getName());
ScalarObject constant =
(ScalarObject)
ec.getScalarInput(scalar.getName(), scalar.getValueType(), scalar.isLiteral());
ScalarOperator sc_op = (ScalarOperator) _optr;
sc_op.setConstant(constant.getDoubleValue());
MatrixBlock retBlock = (MatrixBlock) inBlock.scalarOperations(sc_op, new MatrixBlock());
ec.releaseMatrixInput(mat.getName());
// Ensure right dense/sparse output representation (guarded by released input memory)
if (checkGuardedRepresentationChange(inBlock, retBlock)) {
retBlock.examSparsity();
}
ec.setMatrixOutput(output.getName(), retBlock);
}