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G2-1607 Parse enums #131

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merged 1 commit into from
Jul 4, 2024
Merged

G2-1607 Parse enums #131

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16 changes: 16 additions & 0 deletions gb-argparse/src/main/java/com/g2forge/gearbox/argparse/BasicParameterParser.java
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@
import java.nio.file.Paths;
import java.util.ListIterator;

import com.g2forge.alexandria.java.core.enums.HEnum;
import com.g2forge.alexandria.java.fluent.optional.IOptional;
import com.g2forge.alexandria.java.fluent.optional.NullableOptional;

Expand Down Expand Up @@ -43,5 +44,20 @@ public IOptional<Object> getDefault(IParameterInfo parameter) {
public Object parse(IParameterInfo parameter, ListIterator<String> argumentIterator) {
return argumentIterator.next();
}
},
ENUM {
@Override
public IOptional<Object> getDefault(IParameterInfo parameter) {
if (parameter.getSubject().bind(Parameter.class).isPresent()) return NullableOptional.of(null);
return NullableOptional.empty();
}

@SuppressWarnings("unchecked")
@Override
public Object parse(IParameterInfo parameter, ListIterator<String> argumentIterator) {
@SuppressWarnings("rawtypes")
final Class<? extends Enum> cast = (Class<? extends Enum>) parameter.getType();
return HEnum.valueOfInsensitive(cast, argumentIterator.next());
}
};
}
1 change: 1 addition & 0 deletions gb-argparse/src/main/java/com/g2forge/gearbox/argparse/StandardParameterParserFactory.java
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Expand Up @@ -74,6 +74,7 @@ private IParameterParser computeParser(final Class<?> type) {
if (Path.class.equals(type)) return BasicParameterParser.PATH;
if (String.class.equals(type)) return BasicParameterParser.STRING;
if (Boolean.TYPE.equals(type) || Boolean.class.equals(type)) return BasicParameterParser.BOOLEAN;
if (Enum.class.isAssignableFrom(type)) return BasicParameterParser.ENUM;
if (type.isArray()) {
final Class<?> componentType = type.getComponentType();
final IParameterParser componentParser = computeParser(componentType);
Expand Down
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