add hello world sample

docs/samples/HelloWorld/HelloWorld.java

@@ -0,0 +1,32 @@
+/*
+ * Copyright 2019 Volker Berlin (i-net software)
+ *
+ * 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.
+ */
+import de.inetsoftware.jwebassembly.api.annotation.Export;
+import de.inetsoftware.jwebassembly.web.dom.Document;
+import de.inetsoftware.jwebassembly.web.dom.HTMLElement;
+import de.inetsoftware.jwebassembly.web.dom.Text;
+import de.inetsoftware.jwebassembly.web.dom.Window;
+
+public class HelloWorld {
+
+    @Export
+    public static void main() {
+        Document document = Window.document();
+        HTMLElement div = document.createElement("div");
+        Text text = document.createTextNode("Hello World, this text come from WebAssembly."); 
+        div.appendChild( text );
+        document.body().appendChild( div );
+    }
+}

docs/samples/HelloWorld/HelloWorld.wasm.js

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+'use strict';var wasmImports = {
+Web:{
+get0:(o,p)=>o[p],
+win_get:(p)=>window[p],
+invoke1:(o,m,p1)=>o[m](p1)
+},
+NonGC:{
+array_set_i16:(a,i,v) => a[i]=v,
+get_anyref:(a,i) => a[i],
+set_anyref:(a,v,i) => a[i]=v,
+new_java_lang_String:() => Object.seal({0:48}),
+array_len_i8:(a) => a.length,
+new_de_inetsoftware_jwebassembly_web_dom_Node:() => Object.seal({0:48,1:null}),
+array_get_i8:(a,i) => a[i],
+new_de_inetsoftware_jwebassembly_web_dom_HTMLElement:() => Object.seal({0:24,1:null}),
+get_i32:(a,i) => a[i],
+new_de_inetsoftware_jwebassembly_web_dom_Document:() => Object.seal({0:0,1:null}),
+array_new_i8:(l) => new Uint8Array(l),
+array_set_i8:(a,i,v) => a[i]=v,
+array_new_i16:(l) => new Int16Array(l),
+new_de_inetsoftware_jwebassembly_web_dom_Text:() => Object.seal({0:36,1:null})
+},
+StringHelper:{
+newFromSubChars:(value,off,count)=>{var s='';for(var i=off;i<off+count;i++){s+=String.fromCharCode(value[i]);}return s}
+}
+};
+if (typeof module !== 'undefined') module.exports = wasmImports;

docs/samples/HelloWorld/HelloWorld.wasm.map

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+{
+"version":3,
+"sources":["de/inetsoftware/jwebassembly/api/java/lang/Object.java","Object.java","de/inetsoftware/jwebassembly/web/dom/Object.java","de/inetsoftware/jwebassembly/module/Object.java","de/inetsoftware/jwebassembly/web/Object.java","java/lang/Object.java"],
+"names":[],
+"mappings":"u1BAgCA,uBAQA,IACA,SACA,SACA,qBAEA,MAEA,OACA,6BACA,OACA,iDAEA,sEAEA,gCAEA,aAGA,sBACA,EAEA,qBCrCA,IACA,kBACA,oBACA,gBACA,4BACA,YCYA,6BCyIA,MACA,EACA,KAIA,aACA,IAEA,IAEA,iBACA,cACA,OACA,MAGA,UACA,aACA,eADA,SAGA,SAEA,MACA,QDjKA,kCAWA,oCASA,oBACA,CACA,IAEA,eAzBA,yBACA,wCAXA,MACA,IADA,MACA,IADA,MACA,IADA,MACA,IADA,MACA,IAFA,MACA,IESA,IACA,QACA,IAuCA,cA+BA,gBFjFA,MACA,IGIA;"
+}