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1
50
51 package org.openlaszlo.iv.flash;
52
53 import java.io.*;
54 import java.util.*;
55 import java.net.*;
56
57
59 public final class SiteTest {
60
61 public static void help() {
62 System.err.println( "Site test v1.0" );
63 System.err.println( "Copyright (c) Dmitry Skavish, 2000. All rights reserved." );
64 System.err.println( "" );
65 System.err.println( "Usage: sitetest [options] <url>" );
66 System.err.println( "" );
67 System.err.println( "Options:" );
68 System.err.println( " -help displays usage text" );
69 System.err.println( " -users <num> number of users (20 default)" );
70 System.err.println( " -verbose verbose output" );
71 System.err.println( "" );
72 System.exit(1);
73 }
74
75 public static void err( String  msg ) {
76 System.err.println( msg );
77 help();
78 }
79
80 public static void main( String [] args ) throws MalformedURLException {
81
82 String url = null;
83 int users = 50;
84 boolean verbose = false;
85 int l = args.length-1;
87 for( int i=0; i<=l; i++ ) {
88 if( args[i].equals("-help") ) {
89 help();
90 } else if( args[i].equals("-users") ) {
91 if( i+1 > l ) err( "Number of users is not specified" );
92 users = Integer.parseInt( args[++i] );
93 } else if( args[i].equals("-verbose") ) {
94 verbose = true;
95 } else {
96 url = args[i];
97 if( i != l ) err( "Too many parameters" );
98 }
99 }
100
101 if( url == null ) err( "Url is not specified" );
102
103 start = System.currentTimeMillis();
104
105 final boolean myVerbose = verbose;
106 for( int i=0; i<users; i++ ) {
107 Thread st = new User( url );
108 st.start();
109 }
110
111 new Thread () {
112 public void run() {
113 try {
114 for(;;) {
115 Thread.sleep(5000);
116 int size;
117 long time;
118 int num;
119 synchronized( SiteTest.class ) {
120 size = totalSize;
121 time = totalTime;
122 num = number;
123 }
124 System.err.println( "----------------------------------------------------------------------" );
125 System.err.println( "total size: "+size+", total time: "+time+"ms, number: "+num );
126 System.err.println( "avg size: "+(size/num)+", avg time: "+(time/num)+"ms" );
127 double nps = (num*1000.0)/(System.currentTimeMillis()-start);
128 System.err.println( "requests per second: "+nps );
129 }
130 } catch( InterruptedException e ) {
131 }
132 }
133 }.start();
134
135 }
137
138 private static long start = 0;
139 private static int totalSize = 0;
140 private static long totalTime = 0;
141 private static int number = 0;
142
143 public synchronized static void addData( int size, long time ) {
144 totalSize += size;
145 totalTime += time;
146 number++;
147 }
148
149 public static class User extends Thread {
150 private URL url;
151 private byte[] buffer = new byte[4096*4];
152
153 public User( String urlStr ) throws MalformedURLException {
154 url = new URL( urlStr );
155 }
156
157 public void run() {
158 for(;;) {
159 try {
160 long time = System.currentTimeMillis();
161 URLConnection conn = url.openConnection();
162 conn.connect();
163 InputStream is = conn.getInputStream();
164 int thisSize = 0;
165 int size;
166 while( (size=is.read(buffer, 0, buffer.length))>0 ) {
167 thisSize += size;
168 }
169 time = System.currentTimeMillis() - time;
170 addData( thisSize, time );
171 is.close();
172 } catch( IOException e ) {
173 err( e.getMessage() );
174 }
175 }
176 }
177 }
178 }
179 |
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