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package act;
/*-
* #%L
* ACT Framework
* %%
* Copyright (C) 2014 - 2017 ActFramework
* %%
* 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.
* #L%
*/
import static act.util.ByteBuffers.wrap;
import act.apidoc.Description;
import act.app.ActionContext;
import act.app.App;
import act.cli.Command;
import act.handler.NonBlock;
import act.inject.param.NoBind;
import act.sys.Env;
import act.util.Banner;
import act.util.JsonView;
import com.alibaba.fastjson.JSON;
import org.osgl.http.H;
import org.osgl.mvc.annotation.GetAction;
import org.osgl.util.C;
import org.osgl.util.S;
import java.nio.ByteBuffer;
import java.util.Map;
import javax.inject.Inject;
import javax.inject.Singleton;
@Singleton
@SuppressWarnings("unused")
public class Info {
// a unit of information data
@NoBind
public static class Unit {
private static final String CNT_TXT = H.Format.TXT.contentType();
private static final String CNT_JSON = H.Format.JSON.contentType();
ByteBuffer json;
ByteBuffer txt;
public Unit(Map<String, Object> data) {
this(data, JSON.toJSONString(data));
}
public Unit(Map<String, Object> data, String txt) {
this.json = wrap(JSON.toJSONString(data));
this.txt = wrap(txt);
}
public Unit(String name, Object val) {
this.json = wrap(JSON.toJSONString(C.Map(name, val)));
this.txt = wrap(S.string(val));
}
public void applyTo(ActionContext context) {
H.Response resp = context.resp();
if (context.acceptJson()) {
resp.contentType(CNT_JSON);
resp.writeContent(json.duplicate());
} else {
resp.contentType(CNT_TXT);
resp.writeContent(txt.duplicate());
}
}
}
@NoBind
private Map<String, Object> versionData;
private Unit info;
private Unit pid;
private Unit version;
@Inject
public Info(App app) {
init(app);
}
@GetAction("info")
@NonBlock
@Description("Show application info including version, scan package, base dir and profile")
public void show(ActionContext context) {
info.applyTo(context);
}
@GetAction("pid")
@NonBlock
@Description("Get process id")
public void pid(ActionContext context) {
pid.applyTo(context);
}
@NonBlock
@JsonView
@GetAction("version")
@Description("Get version info in JSON format. This include both application version and actframework version.")
public void version(ActionContext context) {
version.applyTo(context);
}
@Command(name = "act.version, act.ver", help = "Print app/actframework version")
public Map<String, Object> getVersions() {
return versionData;
}
private void init(App app) {
initPidBuffer();
initInfoBuffer(app);
initVersion();
}
private void initPidBuffer() {
this.pid = new Unit("pid", Env.PID.get());
}
private void initInfoBuffer(App app) {
Map<String, Object> map = C.Map(
"actVersion", Act.VERSION.getVersion(),
"appVersion", Act.appVersion().getVersion(),
"appName", app.name(),
"pid", Env.PID.get(),
"baseDir", app.base().getAbsoluteFile(),
"mode", Act.mode().name(),
"profile", Act.profile(),
"group", Act.nodeGroup()
);
this.info = new Unit(map, Banner.cachedBanner());
}
private void initVersion() {
versionData = C.Map("act", Act.VERSION, "app", Act.appVersion());
version = new Unit(versionData);
}
}