Java Utililty Methods Javascript Mozilla Library

List of utility methods to do Javascript Mozilla Library

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Description

The list of methods to do Javascript Mozilla Library are organized into topic(s).

Method

TprototypeCast(Scriptable s, Class type)
prototype Cast 
Scriptable obj = s;
while (obj != null && !type.isInstance(obj)) {
    obj = obj.getPrototype();
return type.cast(obj);
voidremoveLinkFromXhtml(Object xhtml, String link)
remove Link From Xhtml 
if (xhtml instanceof Scriptable) {
    Scriptable sxhtml = (Scriptable) xhtml;
    String classname = sxhtml.getClassName().toLowerCase();
    if ("xml".equals(classname) || "xmllist".equals(classname)) {
        final String XHTML_DEL_LINK = "var link_re = new RegExp('" + link + "/?');"
                + "for each (var x in xhtml..*.(link_re.test(@href.toString() ||  @src.toString()))) { "
                + "x.parent().replace(x.childIndex(), x.*); " + "}";
        Context cx = Context.getCurrentContext();
...
voidrunWithAllOptimizationLevels(final ContextAction action)
Runs the action successively with all available optimization levels 
runWithOptimizationLevel(action, -1);
runWithOptimizationLevel(action, 0);
runWithOptimizationLevel(action, 1);
voidrunWithOptimizationLevel(final ContextAction action, final int optimizationLevel)
Runs the provided action at the given optimization level 
runWithOptimizationLevel(new ContextFactory(), action, optimizationLevel);
StringscriptableObjectToString(Object scriptObject)
scriptable Object To String 
String objectName = scriptObject.getClass().getSimpleName();
if (objectName.equals("Double") || scriptObject.getClass().getSimpleName().equals("Integer")) {
    return scriptObject.toString();
if (objectName.equals("NativeArray")) {
    return nativeArrayToString(scriptObject);
if (objectName.equals("NativeObject")) {
...
doublestringToNumber(CharSequence string)
Decodes a JSON-compatible number from string. 
int len = string.length();
int start = 0;
char startChar;
for (;;) {
    if (start == len) {
        return +0.0;
    startChar = string.charAt(start);
...
StringstringValue(String name, Scriptable scope)
Returns the value of a JavaScript variable, or null. 
if (scope == null) {
    return null;
Object o = scope.get(name, scope);
return o instanceof String ? (String) o : null;
inttoInt(Object obj, int defaultValue)
Try to convert an object to an int value, returning the default value if conversion fails. 
double d = ScriptRuntime.toNumber(obj);
if (d == ScriptRuntime.NaN || (int) d != d) {
    return defaultValue;
return (int) d;
booleantoJavaBoolean(final Scriptable options, final String key)
to Java Boolean 
try {
    return (boolean) Context.jsToJava(ScriptableObject.getProperty(options, key), Boolean.TYPE);
} catch (Exception e) {
    return false;
IntegertoJavaInt(final Object fromScript)
to Java Int 
try {
    return (Integer) Context.jsToJava(fromScript, Integer.class);
} catch (Exception e) {
    return null;