com.github.kagkarlsson.scheduler.jdbc.DefaultJdbcCustomization Maven / Gradle / Ivy

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Simple persistent scheduler for scheduled tasks, recurring or ad-hoc.

There is a newer version: 15.0.0

/*
 * Copyright (C) Gustav Karlsson
 *
 * 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 com.github.kagkarlsson.scheduler.jdbc;

import com.github.kagkarlsson.scheduler.task.Execution;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Timestamp;
import java.time.Instant;
import java.util.List;
import java.util.Optional;

public class DefaultJdbcCustomization implements JdbcCustomization {

  @Override
  public void setInstant(PreparedStatement p, int index, Instant value) throws SQLException {
    p.setTimestamp(index, value != null ? Timestamp.from(value) : null);
  }

  @Override
  public Instant getInstant(ResultSet rs, String columnName) throws SQLException {
    return Optional.ofNullable(rs.getTimestamp(columnName)).map(Timestamp::toInstant).orElse(null);
  }

  @Override
  public void setTaskData(PreparedStatement p, int index, byte[] value) throws SQLException {
    p.setObject(index, value);
  }

  @Override
  public byte[] getTaskData(ResultSet rs, String columnName) throws SQLException {
    return rs.getBytes(columnName);
  }

  @Override
  public boolean supportsExplicitQueryLimitPart() {
    return false;
  }

  @Override
  public String getQueryLimitPart(int limit) {
    return "";
  }

  @Override
  public boolean supportsLockAndFetch() {
    return false;
  }

  @Override
  public List lockAndFetch(JdbcTaskRepositoryContext ctx, Instant now, int limit) {
    throw new UnsupportedOperationException(
        "lockAndFetch not supported for " + this.getClass().getName());
  }

  @Override
  public String getName() {
    return "Default";
  }
}