org.tinylog.pattern.ThreadIdToken Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of tinylog-impl Show documentation

tinylog native logging implementation

The newest version!

/*
 * Copyright 2016 Martin Winandy
 *
 * 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.tinylog.pattern;

import java.sql.PreparedStatement;
import java.sql.SQLException;
import java.sql.Types;
import java.util.Collection;
import java.util.Collections;

import org.tinylog.core.LogEntry;
import org.tinylog.core.LogEntryValue;

/**
 * Token for outputting the ID of the thread that has issued a log entry.
 */
final class ThreadIdToken implements Token {

	/** */
	ThreadIdToken() {
	}

	@Override
	public Collection getRequiredLogEntryValues() {
		return Collections.singleton(LogEntryValue.THREAD);
	}

	@Override
	public void render(final LogEntry logEntry, final StringBuilder builder) {
		Thread thread = logEntry.getThread();
		builder.append(thread == null ? "?" : thread.getId());
	}
	
	@Override
	public void apply(final LogEntry logEntry, final PreparedStatement statement, final int index) throws SQLException {
		Thread thread = logEntry.getThread();
		if (thread == null) {
			statement.setNull(index, Types.BIGINT);
		} else {
			statement.setLong(index, thread.getId());
		}
	}

}