com.github.dockerjava.core.command.LogContainerCmdImpl Maven / Gradle / Ivy

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Java API Client for Docker
There is a newer version: 3.4.1
package com.github.dockerjava.core.command;

import static com.google.common.base.Preconditions.checkNotNull;

import java.io.InputStream;

import com.github.dockerjava.api.NotFoundException;
import com.github.dockerjava.api.command.LogContainerCmd;

/**
 * Get container logs
 *
 * @param followStream
 *            - true or false, return stream. Defaults to false.
 * @param stdout
 *            - true or false, includes stdout log. Defaults to false.
 * @param stderr
 *            - true or false, includes stderr log. Defaults to false.
 * @param timestamps
 *            - true or false, if true, print timestamps for every log line.
 *            Defaults to false.
 * @param tail
 * 			  - `all` or ``, Output specified number of lines at the end of logs
 */
public class LogContainerCmdImpl extends AbstrDockerCmd implements LogContainerCmd {

	private String containerId;

	private int tail = -1;

	private boolean followStream, timestamps, stdout, stderr;

	public LogContainerCmdImpl(LogContainerCmd.Exec exec, String containerId) {
		super(exec);
		withContainerId(containerId);
	}

    @Override
	public String getContainerId() {
        return containerId;
    }

    @Override
	public int getTail() {
        return tail;
    }

    @Override
	public boolean hasFollowStreamEnabled() {
        return followStream;
    }

    @Override
	public boolean hasTimestampsEnabled() {
        return timestamps;
    }

    @Override
	public boolean hasStdoutEnabled() {
        return stdout;
    }

    @Override
	public boolean hasStderrEnabled() {
        return stderr;
    }

    @Override
	public LogContainerCmd withContainerId(String containerId) {
		checkNotNull(containerId, "containerId was not specified");
		this.containerId = containerId;
		return this;
	}

	@Override
	public LogContainerCmd withFollowStream() {
		return withFollowStream(true);
	}

	@Override
	public LogContainerCmd withFollowStream(boolean followStream) {
		this.followStream = followStream;
		return this;
	}
	
	@Override
	public LogContainerCmd withTimestamps() {
		return withTimestamps(true);
	}

	@Override
	public LogContainerCmd withTimestamps(boolean timestamps) {
		this.timestamps = timestamps;
		return this;
	}

	@Override
	public LogContainerCmd withStdOut() {
		return withStdOut(true);
	}

	@Override
	public LogContainerCmd withStdOut(boolean stdout) {
		this.stdout = stdout;
		return this;
	}

	@Override
	public LogContainerCmd withStdErr() {
		return withStdErr(true);
	}

	@Override
	public LogContainerCmd withStdErr(boolean stderr) {
		this.stderr = stderr;
		return this;
	}

	@Override
	public LogContainerCmd withTailAll() {
		this.tail = -1;
		return this;
	}


	@Override
	public LogContainerCmd withTail(int tail) {
		this.tail = tail;
		return this;
	}

    @Override
    public String toString() {
        return new StringBuilder("logs ")
            .append(followStream ? "--follow=true" : "")
            .append(timestamps ? "--timestamps=true" : "")
            .append(containerId)
            .toString();
    }
    
    /**
     * @throws NotFoundException No such container
     */
	@Override
    public InputStream exec() throws NotFoundException {
    	return super.exec();
    }
}