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/**
 * Copyright 2010-2016 OrientDB LTD (http://orientdb.com)
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
 * except in compliance with the License. You may obtain a copy of the License at
 *
 * 
http://www.apache.org/licenses/LICENSE-2.0
 *
 * 
Unless required by applicable law or agreed to in writing, software distributed under the
 * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
 * express or implied. See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * For more information: http://www.orientdb.com
 */
package com.orientechnologies.spatial.functions;

import com.orientechnologies.orient.core.command.OCommandContext;
import com.orientechnologies.orient.core.db.record.OIdentifiable;
import com.orientechnologies.orient.core.sql.functions.OSQLFunctionAbstract;
import com.orientechnologies.spatial.shape.OShapeFactory;

/** Created by Enrico Risa on 06/08/15. */
public class OSTAsTextFunction extends OSQLFunctionAbstract {

  public static final String NAME = "ST_AsText";

  private OShapeFactory factory = OShapeFactory.INSTANCE;

  public OSTAsTextFunction() {
    super(NAME, 1, 1);
  }

  @Override
  public Object execute(
      Object iThis,
      OIdentifiable iCurrentRecord,
      Object iCurrentResult,
      Object[] iParams,
      OCommandContext iContext) {
    return factory.asText(iParams[0]);
  }

  @Override
  public String getSyntax() {
    return "ST_AsText()";
  }
}