/
RtContainers.java
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/
RtContainers.java
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/**
* Copyright (c) 2018-2019, Mihai Emil Andronache
* All rights reserved.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* 1)Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2)Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3)Neither the name of docker-java-api nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
package com.amihaiemil.docker;
import org.apache.http.HttpStatus;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.StringEntity;
import org.apache.http.message.BasicHeader;
import javax.json.Json;
import javax.json.JsonObject;
import java.io.IOException;
import java.net.URI;
/**
* Containers API.
* @author Mihai Andronache (amihaiemil@gmail.com)
* @version $Id$
* @since 0.0.1
*/
abstract class RtContainers implements Containers {
/**
* Apache HttpClient which sends the requests.
*/
private final HttpClient client;
/**
* Base URI.
*/
private final URI baseUri;
/**
* Docker API.
*/
private final Docker docker;
/**
* Ctor.
* @param client Given HTTP Client.
* @param baseUri Base URI, ending with /containers.
* @param dkr Docker where these Containers are from.
*/
RtContainers(
final HttpClient client, final URI baseUri, final Docker dkr
) {
this.client = client;
this.baseUri = baseUri;
this.docker = dkr;
}
@Override
public Container create(final String image) throws IOException {
return this.create(
"",
Json.createObjectBuilder()
.add("Image", image)
.build()
);
}
@Override
public Container create(
final String name, final String image
) throws IOException {
return this.create(
name,
Json.createObjectBuilder()
.add("Image", image)
.build()
);
}
@Override
public Container create(final JsonObject container) throws IOException {
return this.create("", container);
}
@Override
public Container create(
final String name, final JsonObject container
) throws IOException {
final URI uri;
if(!name.isEmpty()) {
uri = new UncheckedUriBuilder(
this.baseUri.toString().concat("/create")
).addParameter("name", name)
.build();
} else {
uri = new UncheckedUriBuilder(
this.baseUri.toString().concat("/create")
).build();
}
final HttpPost post = new HttpPost(uri);
try {
post.setEntity(new StringEntity(container.toString()));
post.setHeader(new BasicHeader("Content-Type", "application/json"));
final JsonObject json = this.client.execute(
post,
new ReadJsonObject(
new MatchStatus(post.getURI(), HttpStatus.SC_CREATED)
)
);
return new RtContainer(
new Merged(json, container),
this.client,
URI.create(
this.baseUri.toString() + "/" + json.getString("Id")
),
this.docker
);
} finally {
post.releaseConnection();
}
}
@Override
public Docker docker() {
return this.docker;
}
/**
* Get the (protected) HttpClient for subclasses.
* @return HttpClient.
*/
HttpClient client() {
return this.client;
}
/**
* Get the (protected) base URI for subclasses.
* @return URI.
*/
URI baseUri() {
return this.baseUri;
}
/**
* Get this container.<br><br>
*
* @param containerId Id of the Container
* @return This container object.
*/
@Override
public Container get(final String containerId) {
return new RtContainer(
Json.createObjectBuilder().build(),
this.client,
URI.create(
this.baseUri.toString() + "/" + containerId
),
this.docker
);
}
}