43 lines
1.3 KiB
Java
43 lines
1.3 KiB
Java
package org.gcube.accounting.datamodel.validations.validators;
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import java.io.Serializable;
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import java.util.Map;
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import org.gcube.accounting.datamodel.UsageRecord;
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import org.gcube.accounting.datamodel.decorators.FieldAction;
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import org.gcube.documentstore.exception.InvalidValueException;
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public class NotEmptyValidator implements FieldAction{
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private static final String ERROR = "Is Empty";
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protected boolean isValid(Serializable toValidate) {
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if (toValidate == null) return false;
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if (toValidate.getClass().isArray() ){
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return ((Object[])toValidate).length>0;
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}else if ( toValidate instanceof Iterable<?>){
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return ((Iterable<?>) toValidate).iterator().hasNext();
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} else if (toValidate instanceof Map<?,?>){
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return ((Map<?,?>) toValidate).size()>0;
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} else if (toValidate instanceof String ){
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return !((String)toValidate).isEmpty();
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} else return true;
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public Comparable<? extends Serializable> validate(String key, Comparable<? extends Serializable> value, UsageRecord usageRecord) throws InvalidValueException {
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try{
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if(isValid((Serializable) value)){
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return value;
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}
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}catch(Exception e){
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throw new InvalidValueException(ERROR, e);
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}
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throw new InvalidValueException(ERROR);
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}
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}
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