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55 lines
1.7 KiB
55 lines
1.7 KiB
package data;
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import static gui.ValidationUtil.*;
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import java.util.ArrayList;
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import java.util.regex.Pattern;
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import gui.I18N;
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import org.apache.commons.lang3.StringUtils;
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import gui.Messages;
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import gui.ValidationUtil;
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public class Validation {
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public static String validateForStringLevel(Filter filter) {
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ArrayList<String> errors = new ArrayList<>();
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// should not be null, error if null, because init failed
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if (filter.getNgramValue() == null) {
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errors.add(I18N.get("message.MISSING_NGRAM_LEVEL"));
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}
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// should not be null, error if null, because init failed
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if (filter.getCalculateFor() == null) {
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errors.add(I18N.get("message.MISSING_CALCULATE_FOR"));
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}
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if (filter.getSkipValue() == null) {
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filter.setSkipValue(0);
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}
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if (filter.getNgramValue() != null && ValidationUtil.isEmpty(filter.getMsd()) &&
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(filter.getMsd().size() != filter.getNgramValue())) {
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if (!(filter.getMsd().size() == 1 && filter.getNgramValue() == 0) && !ValidationUtil.isEmpty(filter.getMsd()))
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errors.add(I18N.get("message.WARNING_MISMATCHED_NGRAM_AND_TOKENS_VALUES"));
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}
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Integer ngramValue = filter.getNgramValue();
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ArrayList<Pattern> msd = filter.getMsd();
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if (ngramValue > 0 && !ValidationUtil.isEmpty(msd) && ngramValue != msd.size()) {
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errors.add(String.format(I18N.get("message.WARNING_MISMATCHED_NGRAM_AND_TOKENS_VALUES"), ngramValue, msd.size()));
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}
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if (filter.getNgramValue() != null && filter.getNgramValue() == 0 && isEmpty(filter.getStringLength())) {
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// if count letters, make sure that the length is given
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// TODO: check that words we're adding in xml reader are longer than this value
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errors.add(I18N.get("message.MISSING_STRING_LENGTH"));
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}
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return isEmpty(errors) ? null : StringUtils.join(errors, ", \n");
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}
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}
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