private void putCorrelation(
HashMap<Integer, CorrelationLevel> correlationLevels,
ReqResFieldCorrelation reqResFieldCorrelation) {
int level = reqResFieldCorrelation.getLevel();
CorrelationLevel correlationLevel = correlationLevels.get(level);
if (correlationLevel == null) {
correlationLevel = new CorrelationLevel(level);
correlationLevels.put(level, correlationLevel);
}
correlationLevel.addCorrelation(reqResFieldCorrelation);
}
/**
* First correlation algorithm result analysis : computes indicators on fields within single (top)
* level, then tries to find if the exchange is like a query (and), post or get on id, and what
* role those fields play in this pattern.
*
* @param correlationLevelMap
* @param inFieldNb
* @param outFieldNb
*/
private void printCorrelations(
HashMap<Integer, CorrelationLevel> correlationLevelMap, int inFieldNb, int outFieldNb) {
System.out.println("Found correlations, sorted y level :");
ArrayList<CorrelationLevel> correlationLevels =
new ArrayList<CorrelationLevel>(correlationLevelMap.values());
Collections.sort(
correlationLevels,
new Comparator<CorrelationLevel>() {
@Override
public int compare(CorrelationLevel corrLvl1, CorrelationLevel corrLvl2) {
return -(corrLvl1.getLevel() - corrLvl2.getLevel());
}
});
boolean isAnd, isPost, isGetOnId, isOr = false;
ArrayList<String> andInPathes, orOutPathes = null;
for (CorrelationLevel correlationLevel : correlationLevels) {
// int levelCorrelationNb = correlationLevel.getCorrelations().size();
System.out.println();
System.out.println(correlationLevel.getLevel() + ":");
for (ReqResFieldCorrelation correlation : correlationLevel.getCorrelations()) {
System.out.println(
"\t"
+ correlation.getInField()
+ "\t"
+ correlation.getOutField()
+ "\t"
+ correlation.getInfo());
}
// TODO better : all in SQL & SQL queries, or datamining...
// for AND
String maxInPath;
int maxInPathNb = 0;
// ArrayList<ReqResFieldCorrelation> maxInPathCorrelations = new
// ArrayList<ReqResFieldCorrelation>();
HashMap<String, Integer> inFieldPathCorrelationMap = new HashMap<String, Integer>();
for (ReqResFieldCorrelation correlation : correlationLevel.getCorrelations()) {
String path = correlation.getInField().getPath();
Object found = inFieldPathCorrelationMap.get(path);
int nb = 1;
if (found != null) {
nb += inFieldPathCorrelationMap.get(path);
if (nb > maxInPathNb) {
maxInPath = path;
maxInPathNb = nb;
// maxInPathCorrelations.clear();
}
// maxInPathCorrelations.add(correlation);
}
inFieldPathCorrelationMap.put(path, nb);
}
// ArrayList<ReqResFieldCorrelation> singleInPathCorrelations = new
// ArrayList<ReqResFieldCorrelation>();
// ArrayList<ReqResFieldCorrelation> otherInPathCorrelations = new
// ArrayList<ReqResFieldCorrelation>();
HashSet<String> maxInPathSet = new HashSet<String>();
HashSet<String> singleInPathSet = new HashSet<String>();
HashSet<String> otherInPathSet = new HashSet<String>();
for (String inPath : inFieldPathCorrelationMap.keySet()) {
Integer inPathNb = inFieldPathCorrelationMap.get(inPath);
if (inFieldPathCorrelationMap.get(inPath) == 1) {
singleInPathSet.add(inPath);
} else if (inPathNb == maxInPathNb) { // except if nb == 1
maxInPathSet.add(inPath);
} else {
otherInPathSet.add(inPath);
}
}
isAnd =
!maxInPathSet
.isEmpty() /* && (outFieldNb / ((maxInPathNb == 0) ? 1 : maxInPathNb)) / inFieldNb >= 2*/; // OPTIONAL more result field than query ones ; maxInPathNb = nb of results, outFieldNb / maxInPathNb = nb of fields per item
isPost =
maxInPathSet.isEmpty()
&& otherInPathSet.isEmpty()
&& !singleInPathSet.isEmpty()
&& outFieldNb / inFieldNb < 2 & inFieldNb <= outFieldNb;
isGetOnId =
maxInPathSet.isEmpty()
&& otherInPathSet.isEmpty()
&& !singleInPathSet.isEmpty()
&& outFieldNb / inFieldNb >= 2;
System.out.println(
"max/other/single/diff: "
+ maxInPathSet
+ " ; "
+ otherInPathSet
+ " ; "
+ singleInPathSet
+ " ; "
+ inFieldNb
+ ", "
+ outFieldNb);
if (isAnd) {
System.out.println(
"Query (and) ! on ["
+ maxInPathSet
+ "] and optional ["
+ otherInPathSet
+ " ; "
+ singleInPathSet
+ "]");
} else if (isPost) {
System.out.println(
"post ! computed fields (including ids) are [out pathes which are not in correlations]");
} else if (isGetOnId) {
System.out.println("get on id ! id is [" + singleInPathSet + "]");
}
// for OR
HashMap<String, Integer> outFieldPathCorrelationMap = new HashMap<String, Integer>();
for (ReqResFieldCorrelation correlation : correlationLevel.getCorrelations()) {
String path = correlation.getOutField().getPath();
Object found = outFieldPathCorrelationMap.get(path);
int nb = 1;
if (found != null) {
nb += outFieldPathCorrelationMap.get(path);
}
outFieldPathCorrelationMap.put(path, nb);
}
ArrayList<String> curOrOutPathes = new ArrayList<String>();
for (String outPath : outFieldPathCorrelationMap.keySet()) {
if (outFieldPathCorrelationMap.get(outPath) > 1) {
curOrOutPathes.add(outPath);
}
}
isOr = !curOrOutPathes.isEmpty();
// TODO
}
}