/*
* Copyright (c) MuleSoft, Inc. All rights reserved. http://www.mulesoft.com
* The software in this package is published under the terms of the CPAL v1.0
* license, a copy of which has been included with this distribution in the
* LICENSE.txt file.
*/
package org.mule.test.metadata.extension.query;
import org.mule.runtime.extension.api.dsql.Direction;
import org.mule.runtime.extension.api.dsql.EntityType;
import org.mule.runtime.extension.api.dsql.Field;
import org.mule.runtime.extension.api.dsql.QueryTranslator;
import org.mule.runtime.extension.api.dsql.Value;
import java.util.List;
import java.util.StringJoiner;
public class MetadataExtensionQueryTranslator implements QueryTranslator {
private StringJoiner translation;
public MetadataExtensionQueryTranslator() {
translation = new StringJoiner(" ");
}
@Override
public void translateFields(List<Field> fields) {
StringJoiner joiner = new StringJoiner(",");
fields.forEach(f -> joiner.add("field-" + f.getName()));
translation.add("SELECT FIELDS:");
translation.add(joiner.toString());
}
@Override
public void translateTypes(EntityType type) {
translation.add("FROM TYPE: " + type.getName());
}
@Override
public void translateOrderByFields(List<Field> orderByFields, Direction direction) {}
@Override
public void translateAnd() {
translation.add("and");
}
@Override
public void translateOR() {
translation.add("or");
}
@Override
public void translateComparison(String operator, Field field, Value<?> value) {
translation.add("field-" + field.getName() + operator + value.getValue().toString());
}
@Override
public void translateBeginExpression() {
translation.add("DO WHERE");
}
@Override
public void translateInitPrecedence() {}
@Override
public void translateEndPrecedence() {}
@Override
public void translateLimit(int limit) {
translation.add("limit:" + limit);
}
@Override
public void translateOffset(int offset) {
}
@Override
public String getTranslation() {
return translation.toString();
}
}