Package org.mule.mvel2

Examples of org.mule.mvel2.ParserConfiguration

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    public <T> T evaluate(String expression, MuleEvent event, Map<String, Object> vars)
    {
        MVELExpressionLanguageContext context = createExpressionLanguageContext();
        if (vars != null)
        {
            context.setNextFactory(new CachedMapVariableResolverFactory(vars,
                new DelegateVariableResolverFactory(staticContext, new EventVariableResolverFactory(
                    parserConfiguration, muleContext, event, new DelegateVariableResolverFactory(
                        globalContext, createVariableVariableResolverFactory(event))))));
        }
        else
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    public <T> T evaluate(String expression, MuleMessage message, Map<String, Object> vars)
    {
        MVELExpressionLanguageContext context = createExpressionLanguageContext();
        if (vars != null)
        {
            context.setNextFactory(new CachedMapVariableResolverFactory(vars,
                new DelegateVariableResolverFactory(staticContext, new MessageVariableResolverFactory(
                    parserConfiguration, muleContext, message, new DelegateVariableResolverFactory(
                        globalContext, createVariableVariableResolverFactory(message))))));
        }
        else
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    {
        parserConfig.addImport(String.class);

        MuleBaseVariableResolverFactory resoverFactory = new MVELExpressionLanguageContext(parserConfig,
            muleContext);
        resoverFactory.setNextFactory(new MapVariableResolverFactory(Collections.singletonMap("foo", "val")));

        assertNotNull(resoverFactory.getVariableResolver("foo"));
        assertEquals("val", resoverFactory.getVariableResolver("foo").getValue());
        assertNull(resoverFactory.getVariableResolver("bar"));
    }
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    @Test
    public void testGetVariableResolver()
    {
        MuleBaseVariableResolverFactory resoverFactory = new MVELExpressionLanguageContext(parserConfig,
            muleContext);
        resoverFactory.addResolver("foo", new SimpleValueResolver("val"));

        assertNotNull(resoverFactory.getVariableResolver("foo"));
        assertEquals("val", resoverFactory.getVariableResolver("foo").getValue());
        assertNull(resoverFactory.getVariableResolver("bar"));
    }
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        }
    }

    public Object eval(String str,
                       Map vars) {
      ParserConfiguration pconf = new ParserConfiguration();
      pconf.addPackageImport("org.jbpm.task");
      pconf.addPackageImport("org.jbpm.task.service");
      pconf.addPackageImport("org.jbpm.task.query");
      pconf.addPackageImport("java.util");
      for(String entry : getInputs().keySet()){
        pconf.addImport(entry, getInputs().get(entry));
        }
      ParserContext context = new ParserContext(pconf);
        Serializable s = MVEL.compileExpression(str.trim(), context);
        return MVEL.executeExpression(s, vars);
    }
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        languageLevel = in.readInt();
        strictMode = in.readBoolean();
    }   

    public Serializable getCompiledExpression(MVELDialectRuntimeData runtimeData ) {       
        ParserConfiguration conf = runtimeData.getParserConfiguration();
        final ParserContext parserContext = new ParserContext( conf );
        if ( MVELDebugHandler.isDebugMode() ) {
            parserContext.setDebugSymbols( true );
        }
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    protected void setInputs( RuleBuildContext context,
                            ExprBindings descrBranch,
                            Class< ? > thisClass,
                            String expr ) {
        MVELDialectRuntimeData data = (MVELDialectRuntimeData) context.getPkg().getDialectRuntimeRegistry().getDialectData( "mvel" );
        ParserConfiguration conf = data.getParserConfiguration();

        conf.setClassLoader( context.getKnowledgeBuilder().getRootClassLoader() );

        final ParserContext pctx = new ParserContext( conf );
        pctx.setStrictTypeEnforcement(false);
        pctx.setStrongTyping( false );
        pctx.addInput( "this",
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            MVEL.COMPILER_OPT_ALLOW_OVERRIDE_ALL_PROPHANDLING = true;
            MVEL.COMPILER_OPT_ALLOW_RESOLVE_INNERCLASSES_WITH_DOTNOTATION = true;
            MVEL.COMPILER_OPT_SUPPORT_JAVA_STYLE_CLASS_LITERALS = true;

            MVELDialectRuntimeData data = (MVELDialectRuntimeData) context.getPkg().getDialectRuntimeRegistry().getDialectData( "mvel" );
            ParserConfiguration pconf = data.getParserConfiguration();
            ParserContext pctx = new ParserContext( pconf );

            Object o = MVELSafeHelper.getEvaluator().executeExpression( MVEL.compileExpression( value,
                    pctx ) );
            if ( o != null && vtype == null ) {
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        public <T> T createBean(ClassLoader cl, String type, QualifierModel qualifier) throws Exception {
            if (qualifier != null) {
                throw new IllegalArgumentException("Cannot use a qualifier without a CDI container");
            }

            ParserConfiguration config = new ParserConfiguration();
            config.setClassLoader(cl);
            ParserContext ctx = new ParserContext(config);
            if (parameters != null) {
                for (Map.Entry<String, Object> entry : parameters.entrySet()) {
                    ctx.addVariable(entry.getKey(), entry.getValue().getClass());
                }
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                MVELDumper.MVELDumperContext mvelCtx = new MVELDumper.MVELDumperContext();
                String expr = context.getCompilerFactory().getExpressionProcessor().dump( bresult,
                                                                                          mvelCtx );
                try {
                    MVELDialectRuntimeData data = ( MVELDialectRuntimeData) context.getPkg().getDialectRuntimeRegistry().getDialectData( "mvel" );
                    ParserConfiguration conf = data.getParserConfiguration();
                    conf.setClassLoader( context.getPackageBuilder().getRootClassLoader() );

                    arguments.set( pos,
                    MVELSafeHelper.getEvaluator().executeExpression( MVEL.compileExpression( expr, new ParserContext( conf ) ) ) );
                } catch ( Exception e ) {
                    context.addError( new DescrBuildError( context.getParentDescr(),
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