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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.indexinglanguage;
import com.yahoo.document.DataType;
import com.yahoo.document.DocumentType;
import com.yahoo.document.Field;
import com.yahoo.document.FieldPath;
import com.yahoo.document.datatypes.FieldValue;
import com.yahoo.vespa.indexinglanguage.expressions.Expression;
import com.yahoo.vespa.indexinglanguage.expressions.FieldValueAdapter;
import com.yahoo.vespa.indexinglanguage.expressions.VerificationException;
import java.util.HashMap;
import java.util.Map;
/**
* @author Simon Thoresen Hult
*/
public class SimpleTestAdapter implements FieldValueAdapter {
final Map<String, DataType> types = new HashMap<>();
final Map<String, FieldValue> values = new HashMap<>();
public SimpleTestAdapter(Field... fields) {
for (Field field : fields) {
types.put(field.getName(), field.getDataType());
}
}
public SimpleTestAdapter createField(Field field) {
types.put(field.getName(), field.getDataType());
return this;
}
@Override
public DataType getInputType(Expression exp, String fieldName) {
return types.get(fieldName);
}
@Override
public FieldValue getInputValue(String fieldName) {
return values.get(fieldName);
}
@Override
public FieldValue getInputValue(FieldPath fieldPath) {
return values.get(fieldPath.toString());
}
@Override
public void tryOutputType(Expression exp, String fieldName, DataType valueType) {
DataType fieldType = types.get(fieldName);
if (fieldType == null) {
throw new VerificationException(exp, "Field '" + fieldName + "' not found.");
}
if (!fieldType.isAssignableFrom(valueType)) {
throw new VerificationException(exp, "Can not assign " + valueType.getName() + " to field '" +
fieldName + "' which is " + fieldType.getName() + ".");
}
}
public SimpleTestAdapter setValue(String fieldName, FieldValue fieldValue) {
values.put(fieldName, fieldValue);
return this;
}
@Override
public SimpleTestAdapter setOutputValue(Expression exp, String fieldName, FieldValue fieldValue) {
values.put(fieldName, fieldValue);
return this;
}
}
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