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43 package org.netbeans.html.ko4j;
45 import org.netbeans.html.context.spi.Contexts;
46 import org.netbeans.html.json.spi.FunctionBinding;
47 import org.netbeans.html.json.spi.PropertyBinding;
48 import org.netbeans.html.json.spi.Technology;
49 import static org.netbeans.html.ko4j.KO4J.LOG;
51 /** This is an implementation package - just
52 * include its JAR on classpath and use official {@link Context} API
53 * to access the functionality.
56 * @author Jaroslav Tulach
60 implements Technology.BatchInit<Object>, Technology.ValueMutated<Object> {
61 private Object[] jsObjects;
68 public Object wrapModel(Object model, PropertyBinding[] propArr, FunctionBinding[] funcArr) {
69 String[] propNames = new String[propArr.length];
70 boolean[] propReadOnly = new boolean[propArr.length];
71 Object[] propValues = new Object[propArr.length];
72 for (int i = 0; i < propNames.length; i++) {
73 propNames[i] = propArr[i].getPropertyName();
74 propReadOnly[i] = propArr[i].isReadOnly();
75 propValues[i] = propArr[i].getValue();
77 String[] funcNames = new String[funcArr.length];
78 for (int i = 0; i < funcNames.length; i++) {
79 funcNames[i] = funcArr[i].getFunctionName();
81 Object ret = getJSObject();
82 Knockout.wrapModel(ret, model,
83 propNames, propReadOnly, propValues, propArr,
89 private Object getJSObject() {
91 if (jsObjects != null && jsIndex < (len = jsObjects.length)) {
92 return jsObjects[jsIndex++];
94 jsObjects = Knockout.allocJS(len * 2);
100 public Object wrapModel(Object model) {
101 throw new UnsupportedOperationException();
105 public void bind(PropertyBinding b, Object model, Object data) {
106 throw new UnsupportedOperationException();
110 public void valueHasMutated(Object data, String propertyName) {
111 Knockout.valueHasMutated(data, propertyName, null, null);
115 public void valueHasMutated(Object data, String propertyName, Object oldValue, Object newValue) {
116 Knockout.valueHasMutated(data, propertyName, oldValue, newValue);
120 public void expose(FunctionBinding fb, Object model, Object d) {
121 throw new UnsupportedOperationException();
125 public void applyBindings(Object data) {
126 Knockout.applyBindings(data);
130 public Object wrapArray(Object[] arr) {
135 public void runSafe(final Runnable r) {
136 LOG.warning("Technology.runSafe has been deprecated. Use BrwsrCtx.execute!");
141 public <M> M toModel(Class<M> modelClass, Object data) {
142 return modelClass.cast(Knockout.toModel(data));