mirror of
https://github.com/Eaglercraft-TeaVM-Fork/eagler-teavm.git
synced 2024-12-22 08:14:09 -08:00
Improve Async demo
This commit is contained in:
konsoletyper
parent
3a78db74c1
commit
4f508954d0
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@ -64,7 +64,7 @@
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<targetDirectory>${project.build.directory}/generated/js/teavm</targetDirectory>
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<mainClass>org.teavm.samples.async.AsyncProgram</mainClass>
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<runtime>SEPARATE</runtime>
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<minifying>false</minifying>
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<minifying>true</minifying>
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<debugInformationGenerated>true</debugInformationGenerated>
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<sourceMapsGenerated>true</sourceMapsGenerated>
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<sourceFilesCopied>true</sourceFilesCopied>
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File diff suppressed because one or more lines are too long
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@ -20,8 +20,177 @@
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<meta http-equiv="Content-Type" content="text/html;charset=utf-8">
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<script type="text/javascript" charset="utf-8" src="teavm/runtime.js"></script>
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<script type="text/javascript" charset="utf-8" src="teavm/classes.js"></script>
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<script type="text/javascript" charset="utf-8" src="teavm/stdout.js"></script>
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<script type="text/javascript" charset="utf-8" src="highlight.pack.js"></script>
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<link rel="stylesheet" type="text/css" href="style.css"></link>
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<link rel="stylesheet" type="text/css" href="syntax.css"></link>
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<script type="text/javascript">
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function runAll() {
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hljs.highlightBlock(document.getElementById("source-code"));
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main(["foo", "bar"]);
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}
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</script>
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</head>
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<body onload="main()">
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<p>Please, open developer's console to view program's output</p>
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<body onload="runAll()">
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<div id="description">This application shows how TeaVM can handle multiple threads and synchronization primitives
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(see <a href="https://github.com/konsoletyper/teavm/tree/master/teavm-samples/teavm-samples-async">source code on GitHub</a>).</div>
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<div id="blocks">
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<div class="block" id="stdout-wrapper">
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<div class="block-title">stdout</div>
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<div class="block-content" id="stdout"></div>
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</div>
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<div class="block" id="source-wrapper">
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<div class="block-title">Source code</div>
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<pre class="block-content" id="source-code">
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public final class AsyncProgram {
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private static long start = System.currentTimeMillis();
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private AsyncProgram() {
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}
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public static void main(String[] args) throws InterruptedException {
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report(Arrays.toString(args));
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findPrimes();
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withoutAsync();
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report("");
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withAsync();
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report("");
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final Object lock = new Object();
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Thread t = new Thread(new Runnable() {
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@Override
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public void run() {
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try {
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doRun(lock);
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} catch (InterruptedException ex) {
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report("Exception caught: " + ex.getMessage());
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}
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}
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}, "Test Thread");
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t.start();
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Thread t2 = new Thread(new Runnable() {
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@Override
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public void run() {
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try {
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doRun(lock);
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} catch (InterruptedException ex) {
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report("Exception caught: " + ex.getMessage());
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}
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}
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}, "Test Thread 2");
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t2.start();
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report("Should be main");
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report("Now trying wait...");
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synchronized (lock) {
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report("Lock acquired");
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lock.wait(20000);
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}
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report("Finished main thread");
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}
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private static void findPrimes() {
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report("Finding primes");
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boolean[] prime = new boolean[1000];
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prime[2] = true;
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prime[3] = true;
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nextPrime: for (int i = 5; i < prime.length; i += 2) {
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int maxPrime = (int)Math.sqrt(i);
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for (int j = 3; j <= maxPrime; j += 2) {
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Thread.yield();
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if (prime[j] && i % j == 0) {
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continue nextPrime;
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}
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}
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prime[i] = true;
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}
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StringBuilder sb = new StringBuilder();
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for (int i = 0; i < 1000; ++i) {
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if (prime[i]) {
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sb.append(i).append(' ');
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}
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}
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report(sb.toString());
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}
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private static void report(String message) {
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long current = System.currentTimeMillis() - start;
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System.out.println("[" + Thread.currentThread().getName() + "]/" + current + ": " + message);
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}
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private static void doRun(Object lock) throws InterruptedException {
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report("Executing timer task");
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Thread.sleep(2000);
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report("Calling lock.notify()");
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synchronized (lock) {
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lock.notify();
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}
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report("Finished calling lock.notify()");
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report("Waiting 5 seconds");
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Thread.sleep(5000);
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report("Finished another 5 second sleep");
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synchronized (lock) {
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report("Sleep inside locked section");
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Thread.sleep(2000);
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report("Finished locked section");
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}
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}
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private static void withoutAsync() {
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report("Start sync");
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for (int i = 0; i < 20; ++i) {
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StringBuilder sb = new StringBuilder();
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for (int j = 0; j <= i; ++j) {
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sb.append(j);
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sb.append(' ');
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}
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report(sb.toString());
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}
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report("Complete sync");
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}
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private static void withAsync() throws InterruptedException {
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report("Start async");
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for (int i = 0; i < 20; ++i) {
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StringBuilder sb = new StringBuilder();
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for (int j = 0; j <= i; ++j) {
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sb.append(j);
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sb.append(' ');
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}
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report(sb.toString());
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if (i % 3 == 0) {
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report("Suspend for a second");
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Thread.sleep(1000);
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}
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}
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report("2nd Thread.sleep in same method");
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Thread.sleep(1000);
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report("Throwing exception");
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try {
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throwException();
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} catch (IllegalStateException e) {
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report("Exception caught");
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}
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report("Complete async");
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}
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private static void throwException() {
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Thread.yield();
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report("Thread.yield called");
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throw new IllegalStateException();
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}
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}
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</pre>
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</div>
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</div>
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</body>
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</html>
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62
teavm-samples/teavm-samples-async/src/main/webapp/style.css
Normal file
62
teavm-samples/teavm-samples-async/src/main/webapp/style.css
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@ -0,0 +1,62 @@
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html, body {
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position: absolute;
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left: 0;
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top: 0;
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right: 0;
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bottom: 0;
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margin: 0;
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padding: 0;
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}
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.block {
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position: absolute;
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left: 0px;
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right: 0px;
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}
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.block-title {
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position: absolute;
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top: 10px;
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height: 20px;
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left: 10px;
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right: 10px;
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font-weight: bold;
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}
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.block-content {
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position: absolute;
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top: 30px;
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bottom: 5px;
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left: 10px;
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right: 10px;
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background-color: rgb(240,240,240);
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border-width: 1px;
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border-style: solid;
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border-color: rgb(210,210,210);
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overflow: auto;
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padding: 3px;
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margin: 0;
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border-radius: 3px;
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}
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#description {
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position: absolute;
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top: 10px;
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height: 40px;
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left: 10px;
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right: 10px;
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}
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#blocks {
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position: absolute;
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top: 50px;
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bottom: 0;
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left: 0;
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right: 0;
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}
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#stdout-wrapper {
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top: 0;
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height: 50%;
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}
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#source-wrapper {
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top: 50%;
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bottom: 0;
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}
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12
teavm-samples/teavm-samples-async/src/main/webapp/syntax.css
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12
teavm-samples/teavm-samples-async/src/main/webapp/syntax.css
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@ -0,0 +1,12 @@
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.hljs-keyword {
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font-weight: bold;
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}
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.hljs-class .hljs-title {
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color: #9BB01D;
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}
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.hljs-annotation {
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color: #FFA500;
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}
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.hljs-string, .hljs-number {
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color: red;
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}
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@ -0,0 +1,12 @@
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function $rt_putStdout(ch) {
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if (ch == 0xA) {
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var lineElem = document.createElement("div");
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var stdoutElem = document.getElementById("stdout");
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lineElem.appendChild(document.createTextNode($rt_stdoutBuffer));
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stdoutElem.appendChild(lineElem);
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$rt_stdoutBuffer = "";
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stdoutElem.scrollTop = stdoutElem.scrollHeight;
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} else {
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$rt_stdoutBuffer += String.fromCharCode(ch);
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}
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}
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