package org.springframework.roo.classpath.converters;
import java.util.List;
import org.apache.commons.lang3.StringUtils;
import org.apache.felix.scr.annotations.Component;
import org.apache.felix.scr.annotations.Service;
import org.springframework.roo.project.Path;
import org.springframework.roo.shell.Completion;
import org.springframework.roo.shell.Converter;
import org.springframework.roo.shell.MethodTarget;
/**
* Provides conversion to and from {@link Path}.
*
* @author Ben Alex
* @since 1.0
*/
@Component
@Service
public class PathConverter implements Converter<Path> {
// TODO: Allow context to limit to source paths only, limit to resource
// paths only
public Path convertFromText(final String value,
final Class<?> requiredType, final String optionContext) {
if (StringUtils.isBlank(value)) {
return null;
}
return Path.valueOf(value);
}
public boolean getAllPossibleValues(final List<Completion> completions,
final Class<?> requiredType, final String existingData,
final String optionContext, final MethodTarget target) {
for (final Path candidate : Path.values()) {
if ("".equals(existingData)
|| candidate.name().startsWith(existingData)) {
completions.add(new Completion(candidate.name()));
}
}
return true;
}
public boolean supports(final Class<?> requiredType,
final String optionContext) {
return Path.class.isAssignableFrom(requiredType);
}
}