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CGSpec.java
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CGSpec.java
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/******************************
* Copyright (c) 2003--2024 Kevin Lano
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0
*
* SPDX-License-Identifier: EPL-2.0
* *****************************/
/* Package: CSTL */
import java.util.Vector;
import java.io.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class CGSpec
{ Vector typeDefinitionRules;
Vector typeUseRules;
Vector basicExpressionRules;
Vector unaryExpressionRules;
Vector conditionalExpressionRules;
Vector binaryExpressionRules;
Vector setExpressionRules;
Vector statementRules;
Vector classRules;
Vector packageRules;
Vector usecaseRules;
Vector attributeRules;
Vector parameterRules;
Vector parameterArgumentRules;
Vector operationRules;
Vector enumerationRules;
Vector datatypeRules;
Vector textRules;
Vector entities;
Vector types;
java.util.Map categoryRules = new java.util.TreeMap();
// String -> Vector of CGRule
java.util.Map umlRules = new java.util.HashMap();
// String -> Vector of CGRule
public CGSpec(Vector ents, Vector typs)
{ typeDefinitionRules = new Vector();
typeUseRules = new Vector();
basicExpressionRules = new Vector();
unaryExpressionRules = new Vector();
binaryExpressionRules = new Vector();
conditionalExpressionRules = new Vector();
setExpressionRules = new Vector();
statementRules = new Vector();
classRules = new Vector();
packageRules = new Vector();
usecaseRules = new Vector();
attributeRules = new Vector();
parameterRules = new Vector();
parameterArgumentRules = new Vector();
operationRules = new Vector();
enumerationRules = new Vector();
datatypeRules = new Vector();
textRules = new Vector();
// umlRules.put("", typeDefinitionRules);
umlRules.put("Type", typeUseRules);
umlRules.put("BasicExpression", basicExpressionRules);
umlRules.put("BinaryExpression", binaryExpressionRules);
umlRules.put("ConditionalExpression", conditionalExpressionRules);
umlRules.put("UnaryExpression", unaryExpressionRules);
umlRules.put("SetExpression", setExpressionRules);
umlRules.put("Statement", statementRules);
umlRules.put("Class", classRules);
umlRules.put("UseCase", usecaseRules);
umlRules.put("Attribute", attributeRules);
umlRules.put("Operation", operationRules);
umlRules.put("Enumeration", enumerationRules);
umlRules.put("Datatype", datatypeRules);
umlRules.put("Attribute", attributeRules);
umlRules.put("Package", packageRules);
umlRules.put("Parameter", parameterRules);
umlRules.put("ParameterArgument", parameterArgumentRules);
entities = ents;
types = typs;
}
public void setTypes(Vector typs)
{ types = typs; }
public void setEntities(Vector ents)
{ entities = ents; }
public void addCategory(String category)
{ Vector rules = (Vector) categoryRules.get(category);
if (rules == null)
{ rules = new Vector(); }
categoryRules.put(category,rules);
}
public void addCategoryRule(String category, CGRule r)
{ Vector rules = (Vector) categoryRules.get(category);
if (rules == null)
{ rules = new Vector(); }
if (rules.contains(r))
{ return; }
rules.add(r);
r.setRuleset(category);
categoryRules.put(category,rules);
}
public void addInitialCategoryRule(String category, CGRule r)
{ Vector rules = (Vector) categoryRules.get(category);
if (rules == null)
{ rules = new Vector(); }
rules.add(0,r);
r.setRuleset(category);
categoryRules.put(category,rules);
}
public void addCategoryRuleInOrder(String category, CGRule r)
{ Vector rules = (Vector) categoryRules.get(category);
if (rules == null)
{ rules = new Vector(); }
if (rules.contains(r)) { }
else
{ rules = insertRuleInOrder(r,rules);
r.setRuleset(category);
}
categoryRules.put(category,rules);
}
private Vector insertRuleInOrder(CGRule r, Vector rs)
{ Vector res = new Vector();
if (rs.contains(r))
{ return rs; }
if (rs.size() == 0)
{ res.add(r);
return res;
}
CGRule fst = (CGRule) rs.get(0);
Vector newres = new Vector();
int ind = 0;
while (ind < rs.size())
{ int ordering = r.compareTo(fst);
// System.out.println("++++ " + r + ".compareTo(" + fst + ") = " + ordering);
if (ordering == 1)
{ newres.add(fst); }
else if (ordering == Integer.MAX_VALUE)
{ newres.add(fst); }
// else if (ordering == 0)
// { newres.add(fst); }
else if (ordering == -1 ||
ordering == 0)
{ break; }
if (ind + 1 < rs.size())
{ ind++;
fst = (CGRule) rs.get(ind);
}
else
{ break; }
}
if (r.compareTo(fst) == 0 || r.equals(fst))
{ }
else
{ newres.add(r); }
while (ind < rs.size())
{ if (newres.contains(fst)) { }
else
{ newres.add(fst); }
if (ind + 1 < rs.size())
{ ind++;
fst = (CGRule) rs.get(ind);
}
else
{ break; }
}
return newres;
}
public boolean hasRuleset(String category)
{ Vector rules = (Vector) categoryRules.get(category);
if (rules == null)
{ return false; }
return true;
}
public Vector getRulesForCategory(String category)
{ Vector res = (Vector) categoryRules.get(category);
if (res == null)
{ System.err.println("! Warning: no rules for category " + category);
res = new Vector();
}
return res;
}
public String applyRuleset(String category, ASTTerm obj)
{ Vector res = (Vector) categoryRules.get(category);
if (res == null)
{ System.err.println("!! Warning: no rules for category " + category);
return obj + "";
}
return obj.cgRules(this,res);
}
/* public String applyUMLRuleset(String category, ModelElement obj)
{ Vector res = (Vector) categoryRules.get(category);
if (res == null)
{ System.err.println("!! Warning: no rules for category " + category);
return obj + "";
}
} */
public void addTypeUseRule(CGRule r)
{ typeUseRules.add(r); }
public void addUnaryExpressionRule(CGRule r)
{ unaryExpressionRules.add(r); }
public void addBinaryExpressionRule(CGRule r)
{ binaryExpressionRules.add(r); }
public void addSetExpressionRule(CGRule r)
{ setExpressionRules.add(r); }
public void addBasicExpressionRule(CGRule r)
{ basicExpressionRules.add(r); }
public void addConditionalExpressionRule(CGRule r)
{ conditionalExpressionRules.add(r); }
public void addStatementRule(CGRule r)
{ Vector removedRules = new Vector();
/* for (int i = 0; i < statementRules.size(); i++)
{ CGRule rule = (CGRule) statementRules.get(i);
if (r.equalsLHS(rule))
{ removedRules.add(rule); }
}
statementRules.removeAll(removedRules); */
statementRules.add(r);
}
public void addClassRule(CGRule r)
{ Vector removedRules = new Vector();
/* for (int i = 0; i < classRules.size(); i++)
{ CGRule rule = (CGRule) classRules.get(i);
if (r.equalsLHS(rule))
{ removedRules.add(rule); }
}
classRules.removeAll(removedRules); */
classRules.add(r);
}
public void addPackageRule(CGRule r)
{ r.metafeatures = r.metafeatures(r.rhs);
packageRules.add(r);
}
public void addUseCaseRule(CGRule r)
{ Vector removedRules = new Vector();
/* for (int i = 0; i < usecaseRules.size(); i++)
{ CGRule rule = (CGRule) usecaseRules.get(i);
if (r.equalsLHS(rule))
{ removedRules.add(rule); }
}
usecaseRules.removeAll(removedRules); */
usecaseRules.add(r);
}
public void addAttributeRule(CGRule r)
{ Vector removedRules = new Vector();
/* for (int i = 0; i < attributeRules.size(); i++)
{ CGRule rule = (CGRule) attributeRules.get(i);
if (r.equalsLHS(rule))
{ removedRules.add(rule); }
}
attributeRules.removeAll(removedRules); */
attributeRules.add(r);
}
public void addParameterRule(CGRule r)
{ parameterRules.add(r); }
public void addParameterArgumentRule(CGRule r)
{ parameterArgumentRules.add(r); }
public void addOperationRule(CGRule r)
{ Vector removedRules = new Vector();
/* for (int i = 0; i < operationRules.size(); i++)
{ CGRule rule = (CGRule) operationRules.get(i);
if (r.equalsLHS(rule))
{ removedRules.add(rule); }
}
operationRules.removeAll(removedRules); */
operationRules.add(r);
}
public void addEnumerationRule(CGRule r)
{ enumerationRules.add(r); }
public void addDatatypeRule(CGRule r)
{ datatypeRules.add(r); }
public void addTextRule(CGRule r)
{ // r.lhspattern = r.convertToPattern(r.lhs);
// r.lhspatternlist = r.convertToPatterns(r.lhs);
textRules.add(r);
}
public void replaceParameter(String str)
{ for (int i = 0; i < textRules.size(); i++)
{ CGRule r = (CGRule) textRules.get(i);
r.replaceParameter(str);
}
}
public String toString()
{ String res = "";
if (packageRules.size() > 0)
{ res = res + "Package::\n";
for (int x = 0; x < packageRules.size(); x++)
{ CGRule r = (CGRule) packageRules.get(x);
res = res + r + "\n";
}
}
res = res + "\n";
if (enumerationRules.size() > 0)
{ res = res + "Enumeration::\n";
for (int x = 0; x < enumerationRules.size(); x++)
{ CGRule r = (CGRule) enumerationRules.get(x);
res = res + r + "\n";
}
}
res = res + "\n";
if (datatypeRules.size() > 0)
{ res = res + "Datatype::\n";
for (int x = 0; x < datatypeRules.size(); x++)
{ CGRule r = (CGRule) datatypeRules.get(x);
res = res + r + "\n";
}
}
res = res + "\n";
if (typeUseRules.size() > 0)
{ res = res + "Type::\n";
for (int x = 0; x < typeUseRules.size(); x++)
{ CGRule r = (CGRule) typeUseRules.get(x);
res = res + r + "\n";
}
}
res = res + "\n";
if (classRules.size() > 0)
{ res = res + "Class::\n";
for (int x = 0; x < classRules.size(); x++)
{ CGRule r = (CGRule) classRules.get(x);
res = res + r + "\n";
}
}
res = res + "\n";
if (attributeRules.size() > 0)
{ res = res + "Attribute::\n";
for (int x = 0; x < attributeRules.size(); x++)
{ CGRule r = (CGRule) attributeRules.get(x);
res = res + r + "\n";
}
}
res = res + "\n";
if (operationRules.size() > 0)
{ res = res + "Operation::\n";
for (int x = 0; x < operationRules.size(); x++)
{ CGRule r = (CGRule) operationRules.get(x);
res = res + r + "\n";
}
}
res = res + "\n";
if (parameterRules.size() > 0)
{ res = res + "Parameter::\n";
for (int x = 0; x < parameterRules.size(); x++)
{ CGRule r = (CGRule) parameterRules.get(x);
res = res + r + "\n";
}
}
res = res + "\n";
if (parameterArgumentRules.size() > 0)
{ res = res + "ParameterArgument::\n";
for (int x = 0; x < parameterArgumentRules.size(); x++)
{ CGRule r = (CGRule) parameterArgumentRules.get(x);
res = res + r + "\n";
}
}
res = res + "\n";
if (statementRules.size() > 0)
{ res = res + "Statement::\n";
for (int x = 0; x < statementRules.size(); x++)
{ CGRule r = (CGRule) statementRules.get(x);
res = res + r + "\n";
}
}
res = res + "\n";
if (basicExpressionRules.size() > 0)
{ res = res + "BasicExpression::\n";
for (int x = 0; x < basicExpressionRules.size(); x++)
{ CGRule r = (CGRule) basicExpressionRules.get(x);
res = res + r + "\n";
}
}
res = res + "\n";
if (unaryExpressionRules.size() > 0)
{ res = res + "UnaryExpression::\n";
for (int x = 0; x < unaryExpressionRules.size(); x++)
{ CGRule r = (CGRule) unaryExpressionRules.get(x);
res = res + r + "\n";
}
}
res = res + "\n";
if (binaryExpressionRules.size() > 0)
{ res = res + "BinaryExpression::\n";
for (int x = 0; x < binaryExpressionRules.size(); x++)
{ CGRule r = (CGRule) binaryExpressionRules.get(x);
res = res + r + "\n";
}
}
res = res + "\n";
if (setExpressionRules.size() > 0)
{ res = res + "SetExpression::\n";
for (int x = 0; x < setExpressionRules.size(); x++)
{ CGRule r = (CGRule) setExpressionRules.get(x);
res = res + r + "\n";
}
}
res = res + "\n";
if (conditionalExpressionRules.size() > 0)
{ res = res + "ConditionalExpression::\n";
for (int x = 0; x < conditionalExpressionRules.size(); x++)
{ CGRule r = (CGRule) conditionalExpressionRules.get(x);
res = res + r + "\n";
}
}
res = res + "\n";
if (usecaseRules.size() > 0)
{ res = res + "UseCase::\n";
for (int x = 0; x < usecaseRules.size(); x++)
{ CGRule r = (CGRule) usecaseRules.get(x);
res = res + r + "\n";
}
}
res = res + "\n";
if (textRules.size() > 0)
{ res = res + "Text::\n";
for (int x = 0; x < textRules.size(); x++)
{ CGRule r = (CGRule) textRules.get(x);
res = res + r + "\n";
}
}
res = res + "\n";
java.util.Set ks = categoryRules.keySet();
Vector catkeys = new Vector();
catkeys.addAll(ks);
for (int p = 0; p < catkeys.size(); p++)
{ String catg = (String) catkeys.get(p);
Vector crules = (Vector) categoryRules.get(catg);
if (crules != null && crules.size() > 0)
{ res = res + catg + "::\n";
for (int x = 0; x < crules.size(); x++)
{ CGRule r = (CGRule) crules.get(x);
res = res + r + "\n";
}
}
res = res + "\n";
}
res = res + "\n";
return res;
}
public void transformPackage(String typestring, String classesstring, String ucstring,
Vector types, Vector entities, Vector useCases,
PrintWriter out)
{ if (packageRules.size() > 0)
{ CGRule r = (CGRule) packageRules.get(0);
r.metafeatures = r.metafeatures(r.rhs);
// System.out.println(">>> " + r + " metafeatures = " + r.metafeatures);
Vector args = new Vector();
Vector eargs = new Vector();
args.add("MainApp");
args.add(typestring);
args.add(classesstring);
args.add(ucstring);
eargs.add("MainApp");
eargs.add(types);
eargs.add(entities);
eargs.add(useCases);
String res = r.applyRule(args,eargs,this);
displayText(res,out);
return;
}
displayText(typestring,out);
out.println();
out.println();
displayText(classesstring,out);
}
public static void displayText(String str, PrintWriter out)
{ // replaces \\n by an actual newline
int n = str.length();
StringBuffer res = new StringBuffer();
boolean instring = false;
for (int i = 0; i < n; i++)
{ char x = str.charAt(i);
if (x == '"' && !instring)
{ instring = true; }
else if (x == '"' && instring)
{ instring = false; }
if (x == '\n' && !instring)
{ out.println(res);
res = new StringBuffer();
}
else if (i < n-1 && x == '\\' && str.charAt(i+1) == 'n' && !instring)
{ out.println(res);
res = new StringBuffer();
i++;
}
else
{ res.append(x); }
}
out.println(res);
}
public static String replaceActualNewlines(String str)
{ // replaces actual newlines by \\n
int n = str.length();
StringBuffer res = new StringBuffer();
boolean instring = false;
for (int i = 0; i < n; i++)
{ char x = str.charAt(i);
if (x == '\n')
{ res.append('\\');
res.append('n');
}
else
{ res.append(x); }
}
return new String(res);
}
public CGRule matchedEnumerationRule(Object t, String typetext)
{ for (int x = 0; x < enumerationRules.size(); x++)
{ CGRule r = (CGRule) enumerationRules.get(x);
if (typetext.equals(r.lhs))
{ return r; } // exact match
else if (t instanceof Type &&
((Type) t).isEnumeratedType() && r.lhs.startsWith("enumeration"))
{ return r; }
else if (t instanceof Vector && r.lhs.startsWith("literal") && r.lhs.indexOf(",") > -1)
{ return r; }
else if (t instanceof EnumLiteral && r.lhs.startsWith("literal") &&
r.lhs.indexOf(",") < 0)
{ return r; }
}
return null;
}
public CGRule matchedDatatypeRule(Object t, String typetext)
{ for (int x = 0; x < datatypeRules.size(); x++)
{ CGRule r = (CGRule) datatypeRules.get(x);
if (typetext.equals(r.lhs))
{ return r; } // exact match
else if (t instanceof Type &&
((Type) t).isDatatype() && r.lhs.startsWith("datatype"))
{ return r; }
}
return null;
}
public CGRule matchedTypeUseRule(Type t, String typetext)
{ String tname = t.getName();
Type elemT = t.getElementType();
Vector args = new Vector();
for (int x = 0; x < typeUseRules.size(); x++)
{ CGRule selected = null;
CGRule r = (CGRule) typeUseRules.get(x);
String trimmedlhs = r.lhs.trim();
// int varcount = r.variables().size();
// System.out.println(">>+ Type +> " + t + " is: " + typetext + " rule lhs: " + trimmedlhs);
if (typetext.equals(trimmedlhs))
{ args.add(t);
selected = r;
} // exact match -- assume no variables
// else if (t.isMapType() && trimmedlhs.startsWith("Map"))
// { return r; }
else if (t.isMapType() &&
trimmedlhs.equals("Map(_1,_2)"))
{ args.add(t.getKeyType());
args.add(t.getElementType());
selected = r;
}
else if (t.isSortedMapType() &&
trimmedlhs.equals("SortedMap(_1,_2)"))
{ args.add(t.getKeyType());
args.add(t.getElementType());
selected = r;
}
else if (t.isFunctionType() &&
trimmedlhs.equals("Function(_1,_2)"))
{ args.add(t.getKeyType());
args.add(t.getElementType());
selected = r;
}
else if (t.isEnumeratedType() &&
(r.hasCondition("enumerated") ||
r.hasCondition("Enumerated")) )
{ args.add(t);
selected = r;
}
// else if (t.isEntityType() && r.hasCondition("class"))
// { System.out.println(">> Condition class satisfied for " + t);
// selected = r;
// }
else if (t.isSetType() && trimmedlhs.startsWith("Set") )
{ if (elemT != null &&
trimmedlhs.equals("Set(" + elemT + ")"))
{ args.add(elemT);
selected = r;
}
else if (elemT == null &&
(trimmedlhs.equals("Set()") ||
trimmedlhs.equals("Set")))
{ selected = r; }
else if (elemT != null && trimmedlhs.equals("Set(_1)"))
{ args.add(elemT);
selected = r;
}
}
else if (t.isSortedSetType() &&
trimmedlhs.startsWith("SortedSet") )
{ if (elemT != null &&
trimmedlhs.equals("SortedSet(" + elemT + ")"))
{ args.add(elemT);
selected = r;
}
else if (elemT == null &&
(trimmedlhs.equals("SortedSet()") ||
trimmedlhs.equals("SortedSet")))
{ selected = r; }
else if (elemT != null &&
trimmedlhs.equals("SortedSet(_1)"))
{ args.add(elemT);
selected = r;
}
}
else if (t.isSequenceType() &&
trimmedlhs.startsWith("Sequence"))
{ if (elemT != null &&
trimmedlhs.equals("Sequence(" + elemT + ")"))
{ args.add(elemT);
selected = r;
}
else if (elemT == null &&
(trimmedlhs.equals("Sequence()") ||
trimmedlhs.equals("Sequence")))
{ selected = r; }
else if (elemT != null && trimmedlhs.equals("Sequence(_1)"))
{ args.add(elemT);
selected = r;
}
}
else if (t.isSortedSequenceType() &&
trimmedlhs.startsWith("SortedSequence") )
{ if (elemT != null &&
trimmedlhs.equals("SortedSequence(" + elemT + ")"))
{ args.add(elemT);
selected = r;
}
else if (elemT == null &&
(trimmedlhs.equals("SortedSequence()") ||
trimmedlhs.equals("SortedSequence")))
{ selected = r; }
else if (elemT != null &&
trimmedlhs.equals("SortedSequence(_1)"))
{ args.add(elemT);
selected = r;
}
}
else if (t.isRef() &&
trimmedlhs.startsWith("Ref"))
{ if (elemT != null && trimmedlhs.equals("Ref(" + elemT + ")"))
{ args.add(elemT);
selected = r;
}
else if (elemT == null &&
(trimmedlhs.equals("Ref()") ||
trimmedlhs.equals("Ref")))
{ selected = r; }
else if (elemT != null && trimmedlhs.equals("Ref(_1)"))
{ args.add(elemT);
selected = r;
}
}
else if (!t.isSetType() && !t.isRef() &&
!t.isSequenceType() &&
!t.isMapType() && !t.isFunctionType() &&
trimmedlhs.equals("_1"))
{ args.add(t);
selected = r;
}
// System.out.println();
// System.out.println(">>>---->>> Selected type rule: " + selected + " for " + args);
// System.out.println();
if (selected != null &&
selected.satisfiesConditions(args,
entities,this))
{ return selected; }
}
return null;
} // _1 binds to type or elementType
public CGRule matchedUnaryExpressionRule(UnaryExpression e, String etext)
{ String op = e.getOperator();
Expression arg = e.getArgument();
Vector args = new Vector();
args.add(arg);
for (int x = 0; x < unaryExpressionRules.size(); x++)
{ CGRule r = (CGRule) unaryExpressionRules.get(x);
CGRule selected = null;
String trimmedlhs = r.lhs.trim();
if (etext.equals(trimmedlhs))
{ selected = r; } // exact match
else if (op.startsWith("->") && trimmedlhs.endsWith(op + "()"))
{ selected = r; }
else if (trimmedlhs.startsWith(op))
{ selected = r; }
if (selected != null &&
selected.satisfiesConditions(args,
entities,this))
{ return selected; }
}
return null;
} // _1 binds to argument
public CGRule matchedStatementRule(Statement e, String etext)
{ String op = e.getOperator();
for (int x = 0; x < statementRules.size(); x++)
{ CGRule r = (CGRule) statementRules.get(x);
String trimmedlhs = r.lhs.trim();
if (etext.equals(trimmedlhs))
{ return r; } // exact match
else if (op.equals("while") && trimmedlhs.startsWith(op))
{ return r; }
else if (op.equals("repeat") && trimmedlhs.startsWith(op))
{ return r; }
else if (op.equals("for") && trimmedlhs.startsWith(op))
{ return r; }
else if (op.equals("return") && trimmedlhs.startsWith(op))
{ if (((ReturnStatement) e).hasValue() && r.hasVariables())
{ return r; }
else
{ if (!((ReturnStatement) e).hasValue() && !r.hasVariables())
{ return r; }
}
}
else if (op.equals("if") && trimmedlhs.startsWith(op) && (e instanceof ConditionalStatement))
{ // ConditionalStatement cs = (ConditionalStatement) e;
// if ((cs.getTest() + "").equals("true") &&
// r.lhs.startsWith("if true"))
// { return r; }
// else if ((cs.getTest() + "").equals("false") &&
// r.lhs.startsWith("if false"))
// { return r; }
// else
{ return r; }
}
else if (op.equals("if") && trimmedlhs.startsWith(op) &&
(e instanceof IfStatement))
{ // IfStatement cs = (IfStatement) e;
// if ((cs.getTest() + "").equals("true") &&
// r.lhs.startsWith("if true"))
// { return r; }
// else if ((cs.getTest() + "").equals("false") &&
// r.lhs.startsWith("if false"))
// { return r; }
// else
{ return r; }
}
else if (op.equals("break") && trimmedlhs.startsWith(op))
{ return r; }
else if (op.equals("continue") &&
trimmedlhs.startsWith(op))
{ return r; }
else if (op.equals("error") && trimmedlhs.startsWith(op))
{ return r; }
else if (op.equals("catch") && trimmedlhs.startsWith(op))
{ return r; }
else if (op.equals("finally") && trimmedlhs.startsWith(op))
{ return r; }
else if (op.equals("assert") && trimmedlhs.startsWith(op))
{ Vector args = ((AssertStatement) e).cgparameters();
if (r.variables.size() == args.size())
{ return r; }
}
else if (op.equals("try") && trimmedlhs.startsWith(op))
{ Vector args = ((TryStatement) e).cgparameters();
if (r.variables.size() == args.size())
{ return r; }
}
else if (e instanceof SequenceStatement &&
(trimmedlhs.indexOf(";") > -1))
{ return r; }
else if (op.equals("var") && trimmedlhs.startsWith(op) &&
e instanceof CreationStatement)
{ CreationStatement cse = (CreationStatement) e;
Vector args = cse.cgparameters();
if (r.variables.size() == 3 &&
cse.initialExpression != null &&
r.satisfiesConditions(args,entities,this))
{ return r; }
else if (r.variables.size() == 2 &&
cse.initialExpression == null &&
r.satisfiesConditions(args,
entities,this))
{ return r; }
// else if (r.variables.size() == 1 &&
// cse.initialExpression == null &&
// r.satisfiesConditions(args,entities,this))
// { return r; }
}
else if (op.equals(":=") &&
(trimmedlhs.indexOf(op) > -1))
{ Vector args = ((AssignStatement) e).cgparameters();
if (r.variables.size() == args.size() &&
r.satisfiesConditions(args,entities,this))
{ return r; }
}
else if (op.equals("execute") &&
trimmedlhs.startsWith(op))
{ Vector args =
((ImplicitInvocationStatement) e).cgparameters();
if (r.satisfiesConditions(args,entities,this))
{ return r; }
}
else if (op.equals("call") && trimmedlhs.startsWith(op))
{ Vector args = ((InvocationStatement) e).cgparameters();
// System.out.println(">>> Call statement " + e + " matches rule " + r);
if (r.satisfiesConditions(args,entities,this))
{ return r; }
}
else if (op.equals("call") && trimmedlhs.equals("skip"))
{ InvocationStatement istat = (InvocationStatement) e;
if (istat.isSkip() || "skip".equals(istat + ""))
{ System.out.println(">>> skip call statement " + e + " matches rule " + r);
return r;
}
}
}
return null;
}
public CGRule matchedBinaryExpressionRule(BinaryExpression e, String etext)
{ String op = e.getOperator();
if ("/=".equals(op))
{ op = "<>"; }
Vector args = new Vector();
if ("|".equals(op))
{ op = "->select";
BinaryExpression beleft = (BinaryExpression) e.getLeft();
args.add(beleft.getRight());
args.add(beleft.getLeft());
args.add(e.getRight());
}
else if ("|C".equals(op))
{ op = "->collect";
BinaryExpression beleft = (BinaryExpression) e.getLeft();
args.add(beleft.getRight());
args.add(beleft.getLeft());
args.add(e.getRight());
}
else if ("|R".equals(op))
{ op = "->reject";
BinaryExpression beleft = (BinaryExpression) e.getLeft();
args.add(beleft.getRight());
args.add(beleft.getLeft());
args.add(e.getRight());
}
else if ("!".equals(op))
{ op = "->forAll";
BinaryExpression beleft = (BinaryExpression) e.getLeft();
args.add(beleft.getRight());
args.add(beleft.getLeft());
args.add(e.getRight());
}
else if ("#".equals(op))
{ op = "->exists";
BinaryExpression beleft = (BinaryExpression) e.getLeft();
args.add(beleft.getRight());
args.add(beleft.getLeft());
args.add(e.getRight());
}
else if ("#1".equals(op))
{ op = "->exists1";
BinaryExpression beleft = (BinaryExpression) e.getLeft();
args.add(beleft.getRight());
args.add(beleft.getLeft());
args.add(e.getRight());
}
else if ("|A".equals(op))
{ op = "->any";
BinaryExpression beleft = (BinaryExpression) e.getLeft();
args.add(beleft.getRight());
args.add(beleft.getLeft());
args.add(e.getRight());
}
else if ("let".equals(op))
{ Attribute acc = e.getAccumulator();
BasicExpression varbe =
new BasicExpression(acc);
Type vartyp = acc.getType();
args.add(varbe);
args.add(vartyp);
args.add(e.getLeft());
args.add(e.getRight());