221 lines
8.5 KiB
Java
221 lines
8.5 KiB
Java
/*
|
|
* Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
|
|
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
|
|
*
|
|
* This code is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License version 2 only, as
|
|
* published by the Free Software Foundation. Oracle designates this
|
|
* particular file as subject to the "Classpath" exception as provided
|
|
* by Oracle in the LICENSE file that accompanied this code.
|
|
*
|
|
* This code is distributed in the hope that it will be useful, but WITHOUT
|
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
* version 2 for more details (a copy is included in the LICENSE file that
|
|
* accompanied this code).
|
|
*
|
|
* You should have received a copy of the GNU General Public License version
|
|
* 2 along with this work; if not, write to the Free Software Foundation,
|
|
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*
|
|
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
|
|
* or visit www.oracle.com if you need additional information or have any
|
|
* questions.
|
|
*/
|
|
|
|
|
|
/*
|
|
* The Original Code is HAT. The Initial Developer of the
|
|
* Original Code is Bill Foote, with contributions from others
|
|
* at JavaSoft/Sun.
|
|
*/
|
|
|
|
package com.sun.tools.hat.internal.server;
|
|
|
|
/**
|
|
* Reads a single HTTP query from a socket, and starts up a QueryHandler
|
|
* to server it.
|
|
*
|
|
* @author Bill Foote
|
|
*/
|
|
|
|
|
|
import java.net.Socket;
|
|
|
|
import java.io.InputStream;
|
|
import java.io.BufferedInputStream;
|
|
import java.io.IOException;
|
|
import java.io.BufferedWriter;
|
|
import java.io.PrintWriter;
|
|
import java.io.OutputStreamWriter;
|
|
|
|
import com.sun.tools.hat.internal.model.Snapshot;
|
|
import com.sun.tools.hat.internal.oql.OQLEngine;
|
|
import com.sun.tools.hat.internal.util.Misc;
|
|
|
|
public class HttpReader implements Runnable {
|
|
|
|
|
|
private Socket socket;
|
|
private PrintWriter out;
|
|
private Snapshot snapshot;
|
|
private OQLEngine engine;
|
|
|
|
public HttpReader (Socket s, Snapshot snapshot, OQLEngine engine) {
|
|
this.socket = s;
|
|
this.snapshot = snapshot;
|
|
this.engine = engine;
|
|
}
|
|
|
|
public void run() {
|
|
InputStream in = null;
|
|
try {
|
|
in = new BufferedInputStream(socket.getInputStream());
|
|
out = new PrintWriter(new BufferedWriter(
|
|
new OutputStreamWriter(
|
|
socket.getOutputStream())));
|
|
out.println("HTTP/1.0 200 OK");
|
|
out.println("Cache-Control: no-cache");
|
|
out.println("Pragma: no-cache");
|
|
out.println();
|
|
if (in.read() != 'G' || in.read() != 'E'
|
|
|| in.read() != 'T' || in.read() != ' ') {
|
|
outputError("Protocol error");
|
|
}
|
|
int data;
|
|
StringBuilder queryBuf = new StringBuilder();
|
|
while ((data = in.read()) != -1 && data != ' ') {
|
|
char ch = (char) data;
|
|
queryBuf.append(ch);
|
|
}
|
|
String query = queryBuf.toString();
|
|
query = java.net.URLDecoder.decode(query, "UTF-8");
|
|
QueryHandler handler = null;
|
|
if (snapshot == null) {
|
|
outputError("The heap snapshot is still being read.");
|
|
return;
|
|
} else if (query.equals("/")) {
|
|
handler = new AllClassesQuery(true, engine != null);
|
|
handler.setUrlStart("");
|
|
handler.setQuery("");
|
|
} else if (query.startsWith("/oql/")) {
|
|
if (engine != null) {
|
|
handler = new OQLQuery(engine);
|
|
handler.setUrlStart("");
|
|
handler.setQuery(query.substring(5));
|
|
}
|
|
} else if (query.startsWith("/oqlhelp/")) {
|
|
if (engine != null) {
|
|
handler = new OQLHelp();
|
|
handler.setUrlStart("");
|
|
handler.setQuery("");
|
|
}
|
|
} else if (query.equals("/allClassesWithPlatform/")) {
|
|
handler = new AllClassesQuery(false, engine != null);
|
|
handler.setUrlStart("../");
|
|
handler.setQuery("");
|
|
} else if (query.equals("/showRoots/")) {
|
|
handler = new AllRootsQuery();
|
|
handler.setUrlStart("../");
|
|
handler.setQuery("");
|
|
} else if (query.equals("/showInstanceCounts/includePlatform/")) {
|
|
handler = new InstancesCountQuery(false);
|
|
handler.setUrlStart("../../");
|
|
handler.setQuery("");
|
|
} else if (query.equals("/showInstanceCounts/")) {
|
|
handler = new InstancesCountQuery(true);
|
|
handler.setUrlStart("../");
|
|
handler.setQuery("");
|
|
} else if (query.startsWith("/instances/")) {
|
|
handler = new InstancesQuery(false);
|
|
handler.setUrlStart("../");
|
|
handler.setQuery(query.substring(11));
|
|
} else if (query.startsWith("/newInstances/")) {
|
|
handler = new InstancesQuery(false, true);
|
|
handler.setUrlStart("../");
|
|
handler.setQuery(query.substring(14));
|
|
} else if (query.startsWith("/allInstances/")) {
|
|
handler = new InstancesQuery(true);
|
|
handler.setUrlStart("../");
|
|
handler.setQuery(query.substring(14));
|
|
} else if (query.startsWith("/allNewInstances/")) {
|
|
handler = new InstancesQuery(true, true);
|
|
handler.setUrlStart("../");
|
|
handler.setQuery(query.substring(17));
|
|
} else if (query.startsWith("/object/")) {
|
|
handler = new ObjectQuery();
|
|
handler.setUrlStart("../");
|
|
handler.setQuery(query.substring(8));
|
|
} else if (query.startsWith("/class/")) {
|
|
handler = new ClassQuery();
|
|
handler.setUrlStart("../");
|
|
handler.setQuery(query.substring(7));
|
|
} else if (query.startsWith("/roots/")) {
|
|
handler = new RootsQuery(false);
|
|
handler.setUrlStart("../");
|
|
handler.setQuery(query.substring(7));
|
|
} else if (query.startsWith("/allRoots/")) {
|
|
handler = new RootsQuery(true);
|
|
handler.setUrlStart("../");
|
|
handler.setQuery(query.substring(10));
|
|
} else if (query.startsWith("/reachableFrom/")) {
|
|
handler = new ReachableQuery();
|
|
handler.setUrlStart("../");
|
|
handler.setQuery(query.substring(15));
|
|
} else if (query.startsWith("/rootStack/")) {
|
|
handler = new RootStackQuery();
|
|
handler.setUrlStart("../");
|
|
handler.setQuery(query.substring(11));
|
|
} else if (query.startsWith("/histo/")) {
|
|
handler = new HistogramQuery();
|
|
handler.setUrlStart("../");
|
|
handler.setQuery(query.substring(7));
|
|
} else if (query.startsWith("/refsByType/")) {
|
|
handler = new RefsByTypeQuery();
|
|
handler.setUrlStart("../");
|
|
handler.setQuery(query.substring(12));
|
|
} else if (query.startsWith("/finalizerSummary/")) {
|
|
handler = new FinalizerSummaryQuery();
|
|
handler.setUrlStart("../");
|
|
handler.setQuery("");
|
|
} else if (query.startsWith("/finalizerObjects/")) {
|
|
handler = new FinalizerObjectsQuery();
|
|
handler.setUrlStart("../");
|
|
handler.setQuery("");
|
|
}
|
|
|
|
if (handler != null) {
|
|
handler.setOutput(out);
|
|
handler.setSnapshot(snapshot);
|
|
handler.run();
|
|
} else {
|
|
outputError("Query '" + query + "' not implemented");
|
|
}
|
|
} catch (IOException ex) {
|
|
ex.printStackTrace();
|
|
} finally {
|
|
if (out != null) {
|
|
out.close();
|
|
}
|
|
try {
|
|
if (in != null) {
|
|
in.close();
|
|
}
|
|
} catch (IOException ignored) {
|
|
}
|
|
try {
|
|
socket.close();
|
|
} catch (IOException ignored) {
|
|
}
|
|
}
|
|
}
|
|
|
|
private void outputError(String msg) {
|
|
out.println();
|
|
out.println("<html><body bgcolor=\"#ffffff\">");
|
|
out.println(Misc.encodeHtml(msg));
|
|
out.println("</body></html>");
|
|
}
|
|
|
|
}
|