--- /dev/null
+package org.simantics.spreadsheet.graph;\r
+\r
+import org.simantics.databoard.binding.mutable.Variant;\r
+import org.simantics.spreadsheet.Range;\r
+import org.simantics.spreadsheet.graph.formula.FormulaError2;\r
+import org.simantics.spreadsheet.graph.formula.SpreadsheetEvaluationEnvironment;\r
+import org.simantics.spreadsheet.graph.parser.ast.AstApply;\r
+import org.simantics.spreadsheet.graph.parser.ast.AstArgList;\r
+import org.simantics.spreadsheet.graph.parser.ast.AstArithmeticExpression;\r
+import org.simantics.spreadsheet.graph.parser.ast.AstArray;\r
+import org.simantics.spreadsheet.graph.parser.ast.AstArrayFormulaReference;\r
+import org.simantics.spreadsheet.graph.parser.ast.AstBoolean;\r
+import org.simantics.spreadsheet.graph.parser.ast.AstDouble;\r
+import org.simantics.spreadsheet.graph.parser.ast.AstFactor;\r
+import org.simantics.spreadsheet.graph.parser.ast.AstIdentifier;\r
+import org.simantics.spreadsheet.graph.parser.ast.AstInteger;\r
+import org.simantics.spreadsheet.graph.parser.ast.AstNothing;\r
+import org.simantics.spreadsheet.graph.parser.ast.AstNull;\r
+import org.simantics.spreadsheet.graph.parser.ast.AstRange;\r
+import org.simantics.spreadsheet.graph.parser.ast.AstRelation;\r
+import org.simantics.spreadsheet.graph.parser.ast.AstString;\r
+import org.simantics.spreadsheet.graph.parser.ast.AstTerm;\r
+import org.simantics.spreadsheet.graph.parser.ast.AstValue;\r
+import org.simantics.spreadsheet.graph.parser.ast.AstValueVisitor;\r
+import org.simantics.spreadsheet.util.SpreadsheetUtils;\r
+\r
+import it.unimi.dsi.fastutil.longs.AbstractLongList;\r
+import it.unimi.dsi.fastutil.longs.LongArrayList;\r
+\r
+public class CellValueVisitor implements AstValueVisitor<Object> {\r
+\r
+ final public SpreadsheetBook book;\r
+ final private SpreadsheetEvaluationEnvironment env;\r
+ final private SpreadsheetCell thisCell;\r
+ final private LongArrayList references = new LongArrayList();\r
+ \r
+ public CellValueVisitor(SpreadsheetEvaluationEnvironment env, SpreadsheetCell thisCell) {\r
+ this.book = env.getBook();\r
+ this.env = env;\r
+ this.thisCell = thisCell;\r
+ }\r
+ \r
+ public void addReference(long ref) {\r
+ references.add(ref);\r
+ }\r
+ \r
+ public AbstractLongList getReferences() {\r
+ return references;\r
+ }\r
+ \r
+ @Override\r
+ public Object visit(AstBoolean astBoolean) {\r
+ return astBoolean.value;\r
+ }\r
+\r
+ @Override\r
+ public Object visit(AstDouble astFloat) {\r
+ return astFloat.value;\r
+ }\r
+\r
+ @Override\r
+ public Object visit(AstInteger astInteger) {\r
+ return astInteger.value;\r
+ }\r
+\r
+ @Override\r
+ public Object visit(AstNull astNull) {\r
+ throw new IllegalStateException();\r
+ }\r
+\r
+ @Override\r
+ public Object visit(AstString astString) {\r
+ return astString.value;\r
+ }\r
+\r
+ @Override\r
+ public Object visit(AstRange astRange) {\r
+ \r
+ if(astRange.isRef()){\r
+ return FormulaError2.REF.getString();\r
+ }\r
+ \r
+ if(astRange.isCell()) {\r
+ String ref = astRange.first;\r
+ Range r = SpreadsheetUtils.decodeCell(ref, 0, 0);\r
+ String sheetName = astRange.sheetName != null ? astRange.sheetName : thisCell.getEngine().getName();\r
+ SpreadsheetCell cell = thisCell.getBook().get(sheetName, r.startRow, r.startColumn);\r
+ if(cell == null) {\r
+ SpreadsheetEngine eng = thisCell.getBook().getEngine(sheetName);\r
+ SpreadsheetLine line = eng.getLine(r.startRow);\r
+ \r
+ if (line == null) {\r
+ line = new SpreadsheetLine(eng.lines, r.startRow);\r
+ eng.lines.lines.put(-r.startRow, line);\r
+ }\r
+ cell = SpreadsheetCell.empty(line, r.startColumn);\r
+ }\r
+ return cell.evaluate(env, this);\r
+ \r
+ } else {\r
+ \r
+ Object cached = thisCell.getEngine().getCachedRange(astRange);\r
+ if(cached != null) {\r
+ \r
+ Range r_ = SpreadsheetUtils.decodeRange(astRange.first + ":" + astRange.second);\r
+ String sheetName = astRange.sheetName != null ? astRange.sheetName : thisCell.getEngine().getName();\r
+ SpreadsheetEngine eng = thisCell.getBook().getEngine(sheetName);\r
+ Range r = eng.actualRange(r_);\r
+ for(int row=0; row < r.height();row++) {\r
+ SpreadsheetLine line = eng.getLine(r.startRow + row);\r
+ if(line != null) {\r
+ for(int column=0; column < r.width();column++) {\r
+ int col = r.startColumn + column;\r
+ if(line.cells.size() > col) {\r
+ SpreadsheetCell cell = line.cells.get(r.startColumn + column);\r
+ //Add references, but do not evaluate if there exists a cached range.\r
+ addReference(cell.makeReferenceKey());\r
+ }\r
+ }\r
+ }\r
+ } \r
+ return cached;\r
+ }\r
+ \r
+ Range r_ = SpreadsheetUtils.decodeRange(astRange.first + ":" + astRange.second);\r
+ String sheetName = astRange.sheetName != null ? astRange.sheetName : thisCell.getEngine().getName();\r
+ SpreadsheetEngine eng = thisCell.getBook().getEngine(sheetName);\r
+ // Full ranges are resolved here\r
+ Range r = eng.actualRange(r_);\r
+ SpreadsheetMatrix result = new SpreadsheetMatrix(r.width(), r.height());\r
+ for(int row=0; row < r.height();row++) {\r
+ SpreadsheetLine line = eng.getLine(r.startRow + row);\r
+ if(line != null) {\r
+ for(int column=0; column < r.width();column++) {\r
+ int col = r.startColumn + column;\r
+ if(line.cells.size() > col) {\r
+ SpreadsheetCell cell = line.cells.get(r.startColumn + column);\r
+ result.values[r.width()*row + column] = cell.evaluate(env, this);\r
+ }\r
+ }\r
+ }\r
+ }\r
+ thisCell.getEngine().cacheRange(astRange, result);\r
+ return result;\r
+ }\r
+ }\r
+\r
+ @Override\r
+ public Object visit(AstArgList astArgList) {\r
+ throw new IllegalStateException();\r
+ }\r
+\r
+ @Override\r
+ public Object visit(AstApply astApply) {\r
+ CellFormulaFunction<?> fn = env.getFunction(astApply.value);\r
+ if(fn != null) {\r
+ return fn.evaluate(this, astApply.args);\r
+ } else {\r
+ return FormulaError2.NAME.getString();\r
+ }\r
+ }\r
+\r
+ @Override\r
+ public Object visit(AstRelation astRelation) {\r
+\r
+ Object leftResult = astRelation.left.accept(this);\r
+ Object rightResult = astRelation.right.accept(this);\r
+ \r
+ FormulaError2 err = FormulaError2.forObject(leftResult);\r
+ if(err!=null) return err.getString();\r
+ FormulaError2 err2 = FormulaError2.forObject(rightResult);\r
+ if(err2!=null) return err2.getString();\r
+ \r
+ if(leftResult instanceof Variant){\r
+ Object leftTemp = ((Variant)leftResult).getValue();\r
+ Double leftVal = SpreadsheetGraphUtils.asDoubleWhereEmptyStringIsZero(leftTemp);\r
+ if(leftVal==null) leftResult = leftTemp.toString();\r
+ else leftResult = leftVal;\r
+ }\r
+ if(rightResult instanceof Variant){\r
+ Object rightTemp = ((Variant)rightResult).getValue();\r
+ Double rightVal = SpreadsheetGraphUtils.asDoubleWhereEmptyStringIsZero(rightTemp);\r
+ if(rightVal==null) rightResult = rightTemp.toString();\r
+ else rightResult = rightVal;\r
+ }\r
+ \r
+ if ((leftResult instanceof String) || (rightResult instanceof String)) {\r
+ String leftString = (leftResult.toString()).toLowerCase();\r
+ String rightString = (rightResult.toString()).toLowerCase();\r
+ if("<".equals(astRelation.op.trim())) return leftString.compareTo(rightString) < 0;\r
+ else if(">".equals(astRelation.op.trim())) return leftString.compareTo(rightString) > 0;\r
+ else if("=".equals(astRelation.op.trim())) return leftString.compareTo(rightString) == 0;\r
+ else if("<>".equals(astRelation.op.trim())) return leftString.compareTo(rightString) != 0 ;\r
+ else if("<=".equals(astRelation.op.trim())) return leftString.compareTo(rightString) <= 0 ;\r
+ else if(">=".equals(astRelation.op.trim())) return leftString.compareTo(rightString) >= 0 ;\r
+ else throw new IllegalStateException();\r
+ } else {\r
+ Number leftNumber = SpreadsheetGraphUtils.asNumber(leftResult);\r
+ Number rightNumber = SpreadsheetGraphUtils.asNumber(rightResult);\r
+ if("<".equals(astRelation.op.trim())) return leftNumber.doubleValue() < rightNumber.doubleValue();\r
+ else if(">".equals(astRelation.op.trim())) return leftNumber.doubleValue() > rightNumber.doubleValue();\r
+ else if("=".equals(astRelation.op.trim())) return leftNumber.doubleValue() == rightNumber.doubleValue();\r
+ else if("<>".equals(astRelation.op.trim())) return leftNumber.doubleValue() != rightNumber.doubleValue();\r
+ else if("<=".equals(astRelation.op.trim())) return leftNumber.doubleValue() <= rightNumber.doubleValue();\r
+ else if(">=".equals(astRelation.op.trim())) return leftNumber.doubleValue() >= rightNumber.doubleValue();\r
+ else throw new IllegalStateException();\r
+ }\r
+ }\r
+ \r
+ Object leftValueWithPrefix(Object result, AstValue value, String prefix, boolean forceNumber) {\r
+ if(result == null) {\r
+ Object obj = value.accept(this);\r
+ FormulaError2 err = FormulaError2.forObject(obj);\r
+ if(err!=null) return err.getString();\r
+ \r
+ if("-".equals(prefix)) {\r
+ result = SpreadsheetGraphUtils.asNumber(obj);\r
+ return -((Number)result).doubleValue();\r
+ } else {\r
+ if(forceNumber) return SpreadsheetGraphUtils.asNumber(obj);\r
+ else return obj;\r
+ }\r
+ }\r
+ try{\r
+ return (Number)Double.parseDouble(result.toString());\r
+ } catch (NumberFormatException e){\r
+ return result;\r
+ }\r
+ }\r
+\r
+ @Override\r
+ public Object visit(AstArithmeticExpression exp) {\r
+ Object result = null;\r
+ Object other = null;\r
+ AstValue value = null;\r
+ Object acceptedValue = null;\r
+ \r
+ for(int i=0;i<exp.rightCount();i++) {\r
+ String op = exp.rightOp(i);\r
+ value = exp.rightValue(i);\r
+ acceptedValue = value.accept(this);\r
+ if("+".equals(op)) {\r
+ result = leftValueWithPrefix(result, exp.left, exp.prefix, false);\r
+ \r
+ if(!(result instanceof Number)) {\r
+ FormulaError2 err = FormulaError2.forObject(result);\r
+ if(err!=null) return err.getString();\r
+ \r
+ if(result instanceof String && !((String) result).isEmpty()){\r
+ return FormulaError2.VALUE.getString();\r
+ } \r
+ else if(result instanceof Variant){\r
+ Object val = ((Variant)result).getValue();\r
+ if(val instanceof String && (val.toString().isEmpty())){\r
+ result = 0.0;\r
+ } else {\r
+ Number resNum = SpreadsheetGraphUtils.asDoubleWhereEmptyStringIsZero(val);\r
+ if(resNum==null) return FormulaError2.VALUE.getString();\r
+ else result = resNum;\r
+ }\r
+ } else {\r
+ result = 0.0;\r
+ }\r
+ }\r
+ \r
+ FormulaError2 err2 = FormulaError2.forObject(acceptedValue);\r
+ if(err2!=null) return err2.getString();\r
+ \r
+ other = SpreadsheetGraphUtils.asDoubleWhereEmptyStringIsZero(acceptedValue);\r
+ if(other==null)\r
+ return FormulaError2.handleErrorCall(acceptedValue);\r
+ \r
+ result = ((Number)result).doubleValue() + ((Number)other).doubleValue();\r
+ \r
+ } else if("-".equals(op)) {\r
+ result = leftValueWithPrefix(result, exp.left, exp.prefix, false);\r
+ \r
+ if(!(result instanceof Number)) {\r
+ FormulaError2 err = FormulaError2.forObject(result);\r
+ if(err!=null) return err.getString();\r
+ \r
+ if(result instanceof String && !((String) result).isEmpty()){\r
+ return FormulaError2.VALUE.getString();\r
+ } \r
+ else if(result instanceof Variant){\r
+ Object val = ((Variant)result).getValue();\r
+ if(val instanceof String && (val.toString().isEmpty())){\r
+ result = 0.0;\r
+ } else {\r
+ Number resNum = SpreadsheetGraphUtils.asDoubleWhereEmptyStringIsZero(val);\r
+ if(resNum==null)\r
+ return FormulaError2.VALUE.getString();\r
+ else result = resNum;\r
+ }\r
+ } else {\r
+ result = 0.0;\r
+ }\r
+ }\r
+ FormulaError2 err2 = FormulaError2.forObject(acceptedValue);\r
+ if(err2!=null) return err2.getString();\r
+ \r
+ other = SpreadsheetGraphUtils.asDoubleWhereEmptyStringIsZero(acceptedValue);\r
+ if(other==null)\r
+ return FormulaError2.handleErrorCall(acceptedValue);\r
+ \r
+ result = ((Number)result).doubleValue() - ((Number)other).doubleValue();\r
+ \r
+ } else if("&".equals(op)) {\r
+ result = leftValueWithPrefix(result, exp.left, exp.prefix, false);\r
+ FormulaError2 err = FormulaError2.forObject(result);\r
+ if(err!=null) return err.getString();\r
+ FormulaError2 err2 = FormulaError2.forObject(acceptedValue);\r
+ if(err2!=null) return err2.getString();\r
+ \r
+ result = SpreadsheetGraphUtils.asString(result);\r
+ other = SpreadsheetGraphUtils.asString(acceptedValue);\r
+\r
+ result += (String)other;\r
+ }\r
+ }\r
+ return leftValueWithPrefix(result, exp.left, exp.prefix, false);\r
+ \r
+ }\r
+\r
+ @Override\r
+ public Object visit(AstTerm exp) {\r
+ Number result = null;\r
+ for(int i=0;i<exp.rightCount();i++) {\r
+ String op = exp.rightOp(i);\r
+ AstValue value = exp.rightValue(i);\r
+ Object leftValue = exp.left.accept(this);\r
+ Object rightValue = value.accept(this);\r
+ if("*".equals(op)) {\r
+ if(result == null) {\r
+ result = SpreadsheetGraphUtils.asDoubleWhereEmptyStringIsZero(leftValue);\r
+ if(result == null)\r
+ return FormulaError2.handleErrorCall(leftValue);\r
+ }\r
+ Number other = SpreadsheetGraphUtils.asDoubleWhereEmptyStringIsZero(rightValue);\r
+ if(other==null) return FormulaError2.handleErrorCall(rightValue);\r
+ \r
+ result = new Double(result.doubleValue() * other.doubleValue());\r
+ \r
+ } else if("/".equals(op)) {\r
+ if(result == null) {\r
+ result = SpreadsheetGraphUtils.asDoubleWhereEmptyStringIsZero(leftValue);\r
+ if(result == null)\r
+ return FormulaError2.handleErrorCall(leftValue);\r
+ }\r
+ Number other = SpreadsheetGraphUtils.asDoubleWhereEmptyStringIsZero(rightValue);\r
+ if(other==null) return FormulaError2.handleErrorCall(rightValue);\r
+ if(other.doubleValue()==0.0) return FormulaError2.DIV0.getString();\r
+ \r
+ result = new Double(result.doubleValue() / other.doubleValue()); \r
+ }\r
+ }\r
+ if(result == null) result = SpreadsheetGraphUtils.asNumber(exp.left.accept(this));\r
+ return result;\r
+ }\r
+\r
+ @Override\r
+ public Object visit(AstFactor exp) {\r
+ Object result = null;\r
+ for(int i=0;i<exp.rightCount();i++) {\r
+ String op = exp.rightOp(i);\r
+ AstValue value = exp.rightValue(i);\r
+ if("^".equals(op)) {\r
+ if(result == null) {\r
+ Object leftValue = exp.left.accept(this);\r
+\r
+ FormulaError2 err = FormulaError2.forObject(leftValue);\r
+ if(err!=null) return err.getString();\r
+ \r
+ if(leftValue instanceof Variant){\r
+ Object leftTemp = ((Variant)leftValue).getValue();\r
+ Double leftV = SpreadsheetGraphUtils.asDoubleWhereEmptyStringIsZero(leftTemp);\r
+ if(leftV==null) leftValue = leftTemp.toString();\r
+ else leftValue = leftV;\r
+ }\r
+ \r
+ if(leftValue instanceof String){\r
+ if((leftValue.toString()).isEmpty())\r
+ result = 0;\r
+ else \r
+ return FormulaError2.VALUE.getString();\r
+ }\r
+ else if(leftValue instanceof SpreadsheetMatrix) \r
+ result = leftValue;\r
+ else \r
+ result = SpreadsheetGraphUtils.asNumber(leftValue);\r
+ }\r
+ Object otherValue = value.accept(this);\r
+ \r
+ FormulaError2 err2 = FormulaError2.forObject(otherValue);\r
+ if(err2!=null) return err2.getString();\r
+ \r
+ if(otherValue instanceof Variant){\r
+ Object otherTemp = ((Variant)otherValue).getValue();\r
+ Double otherV = SpreadsheetGraphUtils.asDoubleWhereEmptyStringIsZero(otherTemp);\r
+ if(otherV==null) otherValue = otherTemp.toString();\r
+ else otherValue = otherV;\r
+ }\r
+ \r
+ if(otherValue instanceof String){\r
+ if((otherValue.toString()).isEmpty())\r
+ otherValue = 0;\r
+ else \r
+ return FormulaError2.VALUE.getString();\r
+ }\r
+ \r
+ if(result instanceof SpreadsheetMatrix) {\r
+ result = ((SpreadsheetMatrix)result).pow(otherValue);\r
+ } else {\r
+ if(otherValue instanceof SpreadsheetMatrix) {\r
+ throw new IllegalStateException();\r
+ } else {\r
+ Double base = ((Number)result).doubleValue();\r
+ Double exponent = SpreadsheetGraphUtils.asNumber(otherValue);\r
+ if(exponent==0 && base==0)\r
+ return FormulaError2.NUM.getString();\r
+ if(exponent<0 && base==0)\r
+ return FormulaError2.DIV0.getString();\r
+ result = Math.pow(base, exponent);\r
+ if(result instanceof Double && Double.isInfinite((Double)result)){\r
+ return FormulaError2.NUM.getString();\r
+ }\r
+ }\r
+ }\r
+ }\r
+ }\r
+ if(result == null) result = SpreadsheetGraphUtils.asNumber(exp.left.accept(this));\r
+ return result;\r
+ }\r
+\r
+ @Override\r
+ public Object visit(AstIdentifier id) {\r
+ throw new IllegalStateException();\r
+ }\r
+ \r
+ @Override\r
+ public Object visit(AstArray array) {\r
+ SpreadsheetMatrix m = new SpreadsheetMatrix(array.values.size(), 1);\r
+ for(int i=0;i<array.values.size();i++) {\r
+ m.values[i] = array.values.get(i).accept(this);\r
+ }\r
+ return m; \r
+ }\r
+ \r
+ @Override\r
+ public Object visit(AstNothing array) {\r
+ return AstNothing.NOTHING;\r
+ }\r
+ \r
+ @Override\r
+ public Object visit(AstArrayFormulaReference ref) {\r
+ \r
+ Range thisRange = SpreadsheetUtils.decodeRange(thisCell.getName());\r
+ Range arrayRange = SpreadsheetUtils.decodeRange(ref.range);\r
+ int x = thisRange.startColumn - arrayRange.startColumn;\r
+ int y = thisRange.startRow - arrayRange.startRow;\r
+ \r
+ SpreadsheetMatrix m = (SpreadsheetMatrix)ref.value.accept(this);\r
+ return m.get(y, x);\r
+ \r
+ }\r
+\r
+}\r
Code Review / simantics / platform.git / blobdiff