org.soulwing.jdbc.MultipleRowHandler Maven / Gradle / Ivy

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/*
 * File created on Aug 8, 2015
 *
 * Copyright (c) 2015 Carl Harris, Jr
 * and others as noted
 *
 * 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.
 */
package org.soulwing.jdbc;

import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.LinkedList;
import java.util.List;

/**
 * A {@link ResultSetHandler} that extracts a list of results from a
 * result set.
 *
 * @author Carl Harris
 */
class MultipleRowHandler implements ResultSetHandler> {

  private final ResultSetHandler delegate;

  private final List results = new LinkedList<>();

  public MultipleRowHandler(ResultSetHandler delegate) {
    this.delegate = delegate;
  }

  @Override
  public List handleResult(ResultSet rs) throws SQLException {
    while (rs.next()) {
      results.add(delegate.handleResult(rs));
    }
    return results;
  }

}