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PropertiesParametersResolver.java
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PropertiesParametersResolver.java
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package cz.cvut.kbss.jopa.model.metamodel;
import java.lang.reflect.*;
class PropertiesParametersResolver {
private final java.lang.reflect.Type keyType;
private final java.lang.reflect.Type valueType;
public PropertiesParametersResolver(Field propertiesField) {
final ParameterizedType typeSpec = (ParameterizedType) propertiesField.getGenericType();
assert typeSpec.getActualTypeArguments().length == 2;
this.keyType = typeSpec.getActualTypeArguments()[0];
this.valueType = typeSpec.getActualTypeArguments()[1];
}
java.lang.reflect.Type getKeyType() {
return keyType;
}
java.lang.reflect.Type getValueType() {
return valueType;
}
Class<?> getPropertyIdentifierType() {
assert keyType instanceof Class;
return (Class<?>) keyType;
}
Class<?> getPropertyValueType() {
assert valueType instanceof ParameterizedType;
final ParameterizedType type = (ParameterizedType) valueType;
assert type.getActualTypeArguments().length == 1;
assert type.getActualTypeArguments()[0] instanceof Class;
return (Class<?>) type.getActualTypeArguments()[0];
}
}