/*
* 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) {
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