private String convertInitialState(ContextState state) {
ContextPropositionAssignment assignment = state.getAssignment();
Iterator<String> symbols = assignment.getSymbols().iterator();
StringBuffer buffer = new StringBuffer();
while (symbols.hasNext()) {
buffer.append("!" + symbols.next());
if (symbols.hasNext()) {
buffer.append(" & ");
}
}
return buffer.toString();
}
private String convertNextStateTransitions(ContextState state, KripkeStructureModel kripkeModel) {
StringBuffer buffer = new StringBuffer();
Iterator<String> symbolsIt = null;
ContextPropositionAssignment assignment = state.getAssignment();
if (assignment.size() > 0) {
symbolsIt = assignment.getSymbols().iterator();
while (symbolsIt.hasNext()) {
String symbol = symbolsIt.next();
if (assignment.getValuationOf(symbol)) {
buffer.append(symbol);
} else {
buffer.append("!" + symbol);
}
if (symbolsIt.hasNext()) {
buffer.append(" & ");
}
}
String currentState = buffer.toString();
buffer = new StringBuffer();
int[] nextStatesId = state.getNextStatesId();
Set<ContextState> nextStates = new LinkedHashSet<ContextState>();
for (int nextStateId : nextStatesId) {
nextStates.add(kripkeModel.getState(nextStateId));
}
Iterator<ContextState> nextStatesIt = nextStates.iterator();
while (nextStatesIt.hasNext()) {
ContextState next = nextStatesIt.next();
buffer.append("(" + currentState + " & ");
ContextPropositionAssignment nextAssignment = next.getAssignment();
symbolsIt = nextAssignment.getSymbols().iterator();
while (symbolsIt.hasNext()) {
String symbol = symbolsIt.next();
if (nextAssignment.getValuationOf(symbol)) {
buffer.append(symbol + "'");
} else {
buffer.append("!" + symbol + "'");
}
if (symbolsIt.hasNext()) {
buffer.append(" & ");
}
}
buffer.append(")");
if (nextStatesIt.hasNext()) {
buffer.append(" |\n");
}
}
}
return buffer.toString();
}