lowentry.ue4.libs.jackson.databind.deser.impl.CreatorCandidate Maven / Gradle / Ivy
package lowentry.ue4.libs.jackson.databind.deser.impl;
import lowentry.ue4.libs.jackson.annotation.JacksonInject;
import lowentry.ue4.libs.jackson.databind.AnnotationIntrospector;
import lowentry.ue4.libs.jackson.databind.PropertyName;
import lowentry.ue4.libs.jackson.databind.introspect.AnnotatedParameter;
import lowentry.ue4.libs.jackson.databind.introspect.AnnotatedWithParams;
import lowentry.ue4.libs.jackson.databind.introspect.BeanPropertyDefinition;
public final class CreatorCandidate
{
protected final AnnotationIntrospector _intr;
protected final AnnotatedWithParams _creator;
protected final int _paramCount;
protected final Param[] _params;
protected CreatorCandidate(AnnotationIntrospector intr,
AnnotatedWithParams ct, Param[] params, int count) {
_intr = intr;
_creator = ct;
_params = params;
_paramCount = count;
}
public static CreatorCandidate construct(AnnotationIntrospector intr,
AnnotatedWithParams creator, BeanPropertyDefinition[] propDefs)
{
final int pcount = creator.getParameterCount();
Param[] params = new Param[pcount];
for (int i = 0; i < pcount; ++i) {
AnnotatedParameter annParam = creator.getParameter(i);
JacksonInject.Value injectId = intr.findInjectableValue(annParam);
params[i] = new Param(annParam, (propDefs == null) ? null : propDefs[i], injectId);
}
return new CreatorCandidate(intr, creator, params, pcount);
}
public AnnotatedWithParams creator() { return _creator; }
public int paramCount() { return _paramCount; }
public JacksonInject.Value injection(int i) { return _params[i].injection; }
public AnnotatedParameter parameter(int i) { return _params[i].annotated; }
public BeanPropertyDefinition propertyDef(int i) { return _params[i].propDef; }
public PropertyName paramName(int i) {
BeanPropertyDefinition propDef = _params[i].propDef;
if (propDef != null) {
return propDef.getFullName();
}
return null;
}
public PropertyName explicitParamName(int i) {
BeanPropertyDefinition propDef = _params[i].propDef;
if (propDef != null) {
if (propDef.isExplicitlyNamed()) {
return propDef.getFullName();
}
}
return null;
}
public PropertyName findImplicitParamName(int i) {
String str = _intr.findImplicitPropertyName(_params[i].annotated);
if (str != null && !str.isEmpty()) {
return PropertyName.construct(str);
}
return null;
}
/**
* Specialized accessor that finds index of the one and only parameter
* with NO injection and returns that; or, if none or more than one found,
* returns -1.
*/
public int findOnlyParamWithoutInjection()
{
int missing = -1;
for (int i = 0; i < _paramCount; ++i) {
if (_params[i].injection == null) {
if (missing >= 0) {
return -1;
}
missing = i;
}
}
return missing;
}
@Override
public String toString() {
return _creator.toString();
}
public final static class Param {
public final AnnotatedParameter annotated;
public final BeanPropertyDefinition propDef;
public final JacksonInject.Value injection;
public Param(AnnotatedParameter p, BeanPropertyDefinition pd,
JacksonInject.Value i)
{
annotated = p;
propDef = pd;
injection = i;
}
public PropertyName fullName() {
if (propDef == null) {
return null;
}
return propDef.getFullName();
}
public boolean hasFullName() {
if (propDef == null) {
return false;
}
PropertyName n = propDef.getFullName();
return n.hasSimpleName();
}
}
}