Examples with NativeFunction org.mozilla.javascript.NativeFunction used on opensource projects

Example 6 with NativeFunction

use of org.mozilla.javascript.NativeFunction in project servoy-client by Servoy.

the class ScriptEngine method compileScriptProvider.

/**
 * @param sp
 * @param scope
 * @param cx
 * @return
 */
@SuppressWarnings("nls")
protected Function compileScriptProvider(IScriptProvider sp, Scriptable scope, Context cx, String sourceName) {
    String declaration = sp.getDeclaration();
    // dont return the calc function itself but still the value.
    if (sp instanceof ScriptCalculation) {
        declaration = extractFunction(declaration, "function $1_");
    } else {
        declaration = extractFunction(declaration, "function $1");
    }
    // f below always seems to be NativeFunction instance as both Codegen.createFunctionObject and Interpreter.createFunctionObject return
    // a NativeFunction instance; and that is what cx.compileFunction(...) ends up calling
    Function f = cx.compileFunction(scope, declaration, sourceName, sp.getLineNumberOffset(), null);
    if (!(sp instanceof ScriptCalculation)) {
        if (sp.getScopeName() != null) {
            // $NON-NLS-1$
            f.put("_scopename_", f, sp.getScopeName());
        }
        // $NON-NLS-1$
        f.put("_methodname_", f, sp.getDataProviderID());
        f.put("_AllowToRunInFind_", f, Boolean.valueOf(// $NON-NLS-1$//$NON-NLS-2$//$NON-NLS-3$
        sp.getDeclaration().indexOf("@AllowToRunInFind") != -1 || declaration.indexOf(".search") != -1 || declaration.indexOf("controller.loadAllRecords") != -1));
    }
    String methodName = sp.getName();
    PerformanceData performanceData = application instanceof IPerformanceDataProvider ? ((IPerformanceDataProvider) application).getPerformanceData() : null;
    if (performanceData != null) {
        String scopeName = scope.getClassName();
        if (scope instanceof LazyCompilationScope) {
            scopeName = ((LazyCompilationScope) scope).getScopeName();
            scopeName = lookForSuperCalls(sp, scopeName);
        } else if (scope.getParentScope() instanceof LazyCompilationScope) {
            scopeName = ((LazyCompilationScope) scope.getParentScope()).getScopeName();
            scopeName = lookForSuperCalls(sp, scopeName);
        } else if (scope instanceof FoundSet) {
            Scriptable parentScope = ((FoundSet) scope).getPrototype();
            if (parentScope instanceof LazyCompilationScope) {
                scopeName = ((LazyCompilationScope) parentScope).getScopeName();
            }
        }
        methodName = scopeName + "." + methodName;
        return new FunctionWrapper(f, methodName, performanceData, application.getClientID());
    }
    return f;
}

Example 7 with NativeFunction

use of org.mozilla.javascript.NativeFunction in project servoy-client by Servoy.

the class ScriptEngine method eval.

public Object eval(Scriptable scope, String eval_string) {
    String userUidBefore = null;
    if (Context.getCurrentContext() == null) {
        userUidBefore = application.getClientInfo().getUserUid();
    }
    Context cx = Context.enter();
    try {
        Object o = null;
        // $NON-NLS-1$ //$NON-NLS-2$
        Function compileFunction = cx.compileFunction(scope, "function evalFunction(){}", "evalFunction", 0, null);
        if (compileFunction instanceof FunctionWrapper)
            compileFunction = ((FunctionWrapper) compileFunction).getWrappedFunction();
        if (compileFunction instanceof NativeFunction) {
            o = // $NON-NLS-1$
            cx.evaluateString(// $NON-NLS-1$
            ScriptRuntime.createFunctionActivation((NativeFunction) compileFunction, scope, null), // $NON-NLS-1$
            eval_string, // $NON-NLS-1$
            "internal_anon", // $NON-NLS-1$
            1, null);
        } else {
            // $NON-NLS-1$
            o = cx.evaluateString(scope, eval_string, "internal_anon", 1, null);
        }
        if (o instanceof Wrapper) {
            o = ((Wrapper) o).unwrap();
        }
        if (o == Scriptable.NOT_FOUND || o == Undefined.instance) {
            o = null;
        }
        return o;
    } catch (Exception ex) {
        if (ex instanceof ExitScriptException) {
            throw (ExitScriptException) ex;
        } else if (ex.getCause() instanceof ExitScriptException) {
            throw (ExitScriptException) ex.getCause();
        } else if (ex instanceof JavaScriptException && ((JavaScriptException) ex).getValue() instanceof ExitScriptException) {
            throw (ExitScriptException) ((JavaScriptException) ex).getValue();
        } else if (application.getSolution() != null) {
            // $NON-NLS-1$//$NON-NLS-2$
            application.reportError(application.getI18NMessage("servoy.formPanel.error.evalString") + eval_string + "'", ex);
        } else {
            // $NON-NLS-1$
            Debug.trace("Solution already closed, ignoring exception", ex);
        }
    } finally {
        Context.exit();
        testClientUidChange(scope, userUidBefore);
    }
    return null;
}