private ArrayStringMap<QueryParam> buildParams(String p_paramString) {
ArrayStringMap<QueryParam> params =
new ArrayStringMap<QueryParam>(KConfig.CACHE_INIT_SIZE, KConfig.CACHE_LOAD_FACTOR);
int iParam = 0;
int lastStart = iParam;
while (iParam < p_paramString.length()) {
if (p_paramString.charAt(iParam) == ',') {
String p = p_paramString.substring(lastStart, iParam).trim();
if (!p.equals("") && !p.equals("*")) {
if (p.endsWith("=")) {
p = p + "*";
}
String[] pArray = p.split("=");
QueryParam pObject;
if (pArray.length > 1) {
String paramKey = pArray[0].trim();
boolean negative = paramKey.endsWith("!");
pObject =
new QueryParam(
paramKey.replace("!", "").replace("*", ".*"),
pArray[1].trim().replace("*", ".*"),
negative);
params.put(pObject.name(), pObject);
}
}
lastStart = iParam + 1;
}
iParam = iParam + 1;
}
String lastParam = p_paramString.substring(lastStart, iParam).trim();
if (!lastParam.equals("") && !lastParam.equals("*")) {
if (lastParam.endsWith("=")) {
lastParam = lastParam + "*";
}
String[] pArray = lastParam.split("=");
QueryParam pObject;
if (pArray.length > 1) {
String paramKey = pArray[0].trim();
boolean negative = paramKey.endsWith("!");
pObject =
new QueryParam(
paramKey.replace("!", "").replace("*", ".*"),
pArray[1].trim().replace("*", ".*"),
negative);
params.put(pObject.name(), pObject);
}
}
return params;
}
@Override
public void execute(KTraversalActionContext context) {
if (context.inputObjects() == null || context.inputObjects().length == 0) {
if (_next != null) {
_next.execute(context);
} else {
context.finalCallback().on(context.inputObjects());
}
} else {
boolean[] selectedIndexes = new boolean[context.inputObjects().length];
int nbSelected = 0;
for (int i = 0; i < context.inputObjects().length; i++) {
try {
AbstractKObject loopObj = (AbstractKObject) context.inputObjects()[i];
if (_attributeQuery == null) {
selectedIndexes[i] = true;
nbSelected++;
} else {
KMeta[] metaElements = loopObj.metaClass().metaElements();
ArrayStringMap<QueryParam> params = buildParams(_attributeQuery);
final boolean[] selectedForNext = {true};
params.each(
new KStringMapCallBack<QueryParam>() {
@Override
public void on(String key, QueryParam param) {
for (int j = 0; j < metaElements.length; j++) {
if (metaElements[j] instanceof MetaAttribute) {
KMetaAttribute metaAttribute = (KMetaAttribute) metaElements[j];
if (metaAttribute.metaName().matches("^" + param.name() + "$")) {
Object o_raw = loopObj.get(metaAttribute);
if (o_raw != null) {
if (param.value().equals("null")) {
if (!param.isNegative()) {
selectedForNext[0] = false;
}
} else if (o_raw.toString().matches("^" + param.value() + "$")) {
if (param.isNegative()) {
selectedForNext[0] = false;
}
} else {
if (!param.isNegative()) {
selectedForNext[0] = false;
}
}
} else {
if (param.value().equals("null") || param.value().equals("*")) {
if (param.isNegative()) {
selectedForNext[0] = false;
}
}
}
}
}
}
}
});
if (selectedForNext[0]) {
selectedIndexes[i] = true;
nbSelected++;
}
}
} catch (Exception e) {
e.printStackTrace();
}
}
KObject[] nextStepElement = new KObject[nbSelected];
int inserted = 0;
for (int i = 0; i < context.inputObjects().length; i++) {
if (selectedIndexes[i]) {
nextStepElement[inserted] = context.inputObjects()[i];
inserted++;
}
}
if (_next == null) {
context.finalCallback().on(nextStepElement);
} else {
context.setInputObjects(nextStepElement);
_next.execute(context);
}
}
}
