Examples with WithNode org.mvel2.ast.WithNode used on opensource projects

Example 6 with WithNode

use of org.mvel2.ast.WithNode in project mvel by mvel.

the class MacroProcessorTest method testMacroSupportWithDebugging.

public void testMacroSupportWithDebugging() {
    Map<String, Object> vars = new HashMap<String, Object>();
    vars.put("foo", new Foo());
    Map<String, Interceptor> interceptors = new HashMap<String, Interceptor>();
    Map<String, Macro> macros = new HashMap<String, Macro>();
    interceptors.put("Modify", new Interceptor() {

        public int doBefore(ASTNode node, VariableResolverFactory factory) {
            ((WithNode) node).getNestedStatement().getValue(null, factory);
            factory.createVariable("mod", "FOOBAR!");
            return 0;
        }

        public int doAfter(Object val, ASTNode node, VariableResolverFactory factory) {
            return 0;
        }
    });
    macros.put("modify", new Macro() {

        public String doMacro() {
            return "@Modify with";
        }
    });
    ParserContext ctx = new ParserContext(null, interceptors, null);
    ctx.setSourceFile("test.mv");
    ctx.setDebugSymbols(true);
    ExpressionCompiler compiler = new ExpressionCompiler(parseMacros("System.out.println('hello');\n" + "System.out.println('bye');\n" + "modify (foo) { aValue = 'poo', \n" + " aValue = 'poo' };\n mod", macros), ctx);
    // compiler.setDebugSymbols(true);
    CompiledExpression compiled = compiler.compile();
    MVELRuntime.setThreadDebugger(new Debugger() {

        public int onBreak(Frame frame) {
            System.out.println(frame.getSourceName() + ":" + frame.getLineNumber());
            return Debugger.STEP;
        }
    });
    MVELRuntime.registerBreakpoint("test.mv", 3);
    System.out.println(DebugTools.decompile(compiled));
    Assert.assertEquals("FOOBAR!", MVEL.executeDebugger(compiled, null, new MapVariableResolverFactory(vars)));
}

Example 7 with WithNode

use of org.mvel2.ast.WithNode in project mvel by mvel.

the class MacroProcessorTest method testMacroSupport.

public void testMacroSupport() {
    Map<String, Object> vars = new HashMap<String, Object>();
    vars.put("foo", new Foo());
    Map<String, Interceptor> interceptors = new HashMap<String, Interceptor>();
    Map<String, Macro> macros = new HashMap<String, Macro>();
    interceptors.put("Modify", new Interceptor() {

        public int doBefore(ASTNode node, VariableResolverFactory factory) {
            ((WithNode) node).getNestedStatement().getValue(null, factory);
            factory.createVariable("mod", "FOOBAR!");
            return 0;
        }

        public int doAfter(Object val, ASTNode node, VariableResolverFactory factory) {
            return 0;
        }
    });
    macros.put("modify", new Macro() {

        public String doMacro() {
            return "@Modify with";
        }
    });
    ParserContext ctx = new ParserContext(null, interceptors, null);
    ctx.setSourceFile("test.mv");
    ctx.setDebugSymbols(true);
    ExpressionCompiler compiler = new ExpressionCompiler(parseMacros("modify (foo) { aValue = 'poo = poo', bValue = 'poo, poo' }; mod", macros), ctx);
    assertEquals("FOOBAR!", executeExpression(compiler.compile(), null, vars));
}

Example 8 with WithNode

use of org.mvel2.ast.WithNode in project mvel by mvel.

the class DebuggerTests method testBreakpoints4.

public void testBreakpoints4() {
    String expression = "System.out.println('foo');\n" + "a = new Foo244();\n" + "update (a) { name = 'bar' };\n" + "System.out.println('name:' + a.name);\n" + "return a.name;";
    Map<String, Interceptor> interceptors = new HashMap<String, Interceptor>();
    Map<String, Macro> macros = new HashMap<String, Macro>();
    class TestResult {

        boolean firedBefore;

        boolean firedAfter;
    }
    final TestResult result = new TestResult();
    interceptors.put("Update", new Interceptor() {

        public int doBefore(ASTNode node, VariableResolverFactory factory) {
            ((WithNode) node).getNestedStatement().getValue(null, factory);
            System.out.println("fired update interceptor -- before");
            result.firedBefore = true;
            return 0;
        }

        public int doAfter(Object val, ASTNode node, VariableResolverFactory factory) {
            System.out.println("fired update interceptor -- after");
            result.firedAfter = true;
            return 0;
        }
    });
    macros.put("update", new Macro() {

        public String doMacro() {
            return "@Update with";
        }
    });
    expression = parseMacros(expression, macros);
    ParserContext ctx = new ParserContext();
    ctx.setDebugSymbols(true);
    ctx.setSourceFile("test2.mv");
    ctx.addImport("Foo244", Foo.class);
    ctx.setInterceptors(interceptors);
    ExpressionCompiler compiler = new ExpressionCompiler(expression, ctx);
    CompiledExpression compiled = compiler.compile();
    System.out.println("\nExpression:------------");
    System.out.println(expression);
    System.out.println("------------");
    MVELRuntime.registerBreakpoint("test2.mv", 3);
    MVELRuntime.registerBreakpoint("test2.mv", 4);
    MVELRuntime.registerBreakpoint("test2.mv", 5);
    final Set<Integer> breaked = new HashSet<Integer>();
    Debugger testDebugger = new Debugger() {

        public int onBreak(Frame frame) {
            System.out.println("Breakpoint [source:" + frame.getSourceName() + "; line:" + frame.getLineNumber() + "]");
            breaked.add(frame.getLineNumber());
            return 0;
        }
    };
    MVELRuntime.setThreadDebugger(testDebugger);
    assertEquals("bar", MVEL.executeDebugger(compiled, null, new MapVariableResolverFactory(createTestMap())));
    assertTrue("did not fire before", result.firedBefore);
    assertTrue("did not fire after", result.firedAfter);
    assertEquals("did not break at expected points", Make.Set.<Integer>$()._(3)._(4)._(5)._finish(), breaked);
}