public boolean hashSetContainsSameOperations(HashSet set1, HashSet set2) { boolean result = false; HashSet s1 = (HashSet) set1.clone(); HashSet s2 = (HashSet) set2.clone(); // first part, are all elements of s1 also in s2? boolean one = false; Iterator it = set1.iterator(); while (it.hasNext()) { PDMOperation d = (PDMOperation) it.next(); if (s2.contains(d)) { s1.remove(d); } } if (s1.isEmpty()) { one = true; } // second part, are all elements of s21 also in s1? boolean two = false; HashSet s3 = (HashSet) set1.clone(); HashSet s4 = (HashSet) set2.clone(); Iterator it2 = set2.iterator(); while (it2.hasNext()) { PDMOperation d = (PDMOperation) it2.next(); if (s3.contains(d)) { s4.remove(d); } } if (s4.isEmpty()) { two = true; } // administrative stuff s1.clear(); s2.clear(); s3.clear(); s4.clear(); result = one && two; return result; }
public HashSet calculateExecutableOperations( HashSet dataElts, HashSet executed, HashSet failed, boolean root) { HashSet result = new HashSet(); HashSet enabledOperations = new HashSet(); if (root) { // Calculate the enabled operations (i.e. those operation of which // all input elements are in the set of available elements) Object[] ops = operations.values().toArray(); for (int i = 0; i < ops.length; i++) { PDMOperation op = (PDMOperation) ops[i]; HashMap inputs = op.getInputElements(); Object[] ins = inputs.values().toArray(); boolean enabled = true; int k = 0; while (enabled && k < ins.length) { PDMDataElement d = (PDMDataElement) ins[k]; if (!(dataElts.contains(d))) { enabled = false; } k++; } if (enabled) { enabledOperations.add(op); // System.out.println("Enabled operation: "+ op.getID()); } } } else if (!(dataElts.contains(this.getRootElement()))) { // Calculate the enabled operations (i.e. those operation of which // all input elements are in the set of available elements) Object[] ops = operations.values().toArray(); for (int i = 0; i < ops.length; i++) { PDMOperation op = (PDMOperation) ops[i]; HashMap inputs = op.getInputElements(); Object[] ins = inputs.values().toArray(); boolean enabled = true; int k = 0; while (enabled && k < ins.length) { PDMDataElement d = (PDMDataElement) ins[k]; if (!(dataElts.contains(d))) { enabled = false; } k++; } if (enabled) { enabledOperations.add(op); } } } // remove already executed operations Iterator exIt = executed.iterator(); while (exIt.hasNext()) { PDMOperation op = (PDMOperation) exIt.next(); enabledOperations.remove(op); } // remove already failed operations Iterator fIt = failed.iterator(); while (fIt.hasNext()) { PDMOperation op = (PDMOperation) fIt.next(); enabledOperations.remove(op); } result = enabledOperations; return result; }