org.apache.jasper.compiler.ELNode.Nodes Java Examples

The following examples show how to use org.apache.jasper.compiler.ELNode.Nodes. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: TestELParser.java    From Tomcat8-Source-Read with MIT License 5 votes vote down vote up 
private void doTestParser(String input, String expectedResult, String expectedBuilderOutput) throws JasperException {

        ELException elException = null;
        String elResult = null;

        // Don't try and evaluate expressions that depend on variables or functions
        if (expectedResult != null) {
            try {
                ELManager manager = new ELManager();
                ELContext context = manager.getELContext();
                ExpressionFactory factory = ELManager.getExpressionFactory();
                ValueExpression ve = factory.createValueExpression(context, input, String.class);
                elResult = ve.getValue(context).toString();
                Assert.assertEquals(expectedResult, elResult);
            } catch (ELException ele) {
                elException = ele;
            }
        }

        Nodes nodes = null;
        try {
            nodes = ELParser.parse(input, false);
            Assert.assertNull(elException);
        } catch (IllegalArgumentException iae) {
            Assert.assertNotNull(elResult, elException);
            // Not strictly true but enables us to report both
            iae.initCause(elException);
            throw iae;
        }

        TextBuilder textBuilder = new TextBuilder(false);

        nodes.visit(textBuilder);

        Assert.assertEquals(expectedBuilderOutput, textBuilder.getText());
    }
Example #2
Source File: TestELParser.java    From Tomcat7.0.67 with Apache License 2.0 5 votes vote down vote up 
private void doTestParser(String input, String expectedResult, String expectedBuilderOutput) throws JasperException {

        ELException elException = null;
        String elResult = null;

        // Don't try and evaluate expressions that depend on variables or functions
        if (expectedResult != null) {
            try {
                ExpressionFactory factory = ExpressionFactory.newInstance();
                ELContext context = new ELContextImpl();
                ValueExpression ve = factory.createValueExpression(context, input, String.class);
                elResult = ve.getValue(context).toString();
                Assert.assertEquals(expectedResult, elResult);
            } catch (ELException ele) {
                elException = ele;
            }
        }

        Nodes nodes = null;
        try {
            nodes = ELParser.parse(input, false);
            Assert.assertNull(elException);
        } catch (IllegalArgumentException iae) {
            Assert.assertNotNull(elResult, elException);
            // Not strictly true but enables us to report both
            iae.initCause(elException);
            throw iae;
        }

        TextBuilder textBuilder = new TextBuilder(false);

        nodes.visit(textBuilder);

        Assert.assertEquals(expectedBuilderOutput, textBuilder.getText());
    }
Example #3
Source File: TestELParser.java    From tomcatsrc with Apache License 2.0 5 votes vote down vote up 
private void doTestParser(String input, String expectedResult, String expectedBuilderOutput) throws JasperException {

        ELException elException = null;
        String elResult = null;

        // Don't try and evaluate expressions that depend on variables or functions
        if (expectedResult != null) {
            try {
                ExpressionFactory factory = ExpressionFactory.newInstance();
                ELContext context = new ELContextImpl();
                ValueExpression ve = factory.createValueExpression(context, input, String.class);
                elResult = ve.getValue(context).toString();
                Assert.assertEquals(expectedResult, elResult);
            } catch (ELException ele) {
                elException = ele;
            }
        }

        Nodes nodes = null;
        try {
            nodes = ELParser.parse(input, false);
            Assert.assertNull(elException);
        } catch (IllegalArgumentException iae) {
            Assert.assertNotNull(elResult, elException);
            // Not strictly true but enables us to report both
            iae.initCause(elException);
            throw iae;
        }

        TextBuilder textBuilder = new TextBuilder(false);

        nodes.visit(textBuilder);

        Assert.assertEquals(expectedBuilderOutput, textBuilder.getText());
    }