Examples with ExpressionCompiler org.mule.mvel2.compiler.ExpressionCompiler used on opensource projects

Example 66 with ExpressionCompiler

use of org.mule.mvel2.compiler.ExpressionCompiler in project mvel by mvel.

the class CoreConfidenceTests method testDynamicImports.

public void testDynamicImports() {
    ParserContext ctx = new ParserContext();
    ctx.addPackageImport("java.util");
    ExpressionCompiler compiler = new ExpressionCompiler("HashMap", ctx);
    Serializable s = compiler.compile();
    assertEquals(HashMap.class, executeExpression(s));
    compiler = new ExpressionCompiler("map = new HashMap(); map.size()", ctx);
    s = compiler.compile();
    assertEquals(0, executeExpression(s, new DefaultLocalVariableResolverFactory()));
}

Example 67 with ExpressionCompiler

use of org.mule.mvel2.compiler.ExpressionCompiler in project mvel by mvel.

the class DebuggerTests method testDebugSymbolsWithWindowsLinedEndings.

public void testDebugSymbolsWithWindowsLinedEndings() throws Exception {
    String expr = "   System.out.println( \"a1\" );\r\n" + "   System.out.println( \"a2\" );\r\n" + "   System.out.println( \"a3\" );\r\n" + "   System.out.println( \"a4\" );\r\n";
    ParserContext ctx = new ParserContext();
    ctx.setStrictTypeEnforcement(true);
    ctx.setDebugSymbols(true);
    ctx.setSourceFile("mysource");
    ExpressionCompiler compiler = new ExpressionCompiler(expr, ctx);
    String s = org.mvel2.debug.DebugTools.decompile(compiler.compile());
    System.out.println(s);
    int fromIndex = 0;
    int count = 0;
    while ((fromIndex = s.indexOf("DEBUG_SYMBOL", fromIndex + 1)) > -1) {
        count++;
    }
    assertEquals(4, count);
}

Example 68 with ExpressionCompiler

use of org.mule.mvel2.compiler.ExpressionCompiler in project mvel by mvel.

the class DebuggerTests method testDebuggerInvoke.

public void testDebuggerInvoke() {
    count = 0;
    MVELRuntime.resetDebugger();
    MVELRuntime.setThreadDebugger(new Debugger() {

        public int onBreak(Frame frame) {
            if (frame.getFactory().isResolveable("a1")) {
                a1++;
            }
            if (frame.getFactory().isResolveable("a4")) {
                a4++;
                System.out.println("HEI " + frame.getLineNumber());
            }
            count++;
            return 0;
        }
    });
    String src = "a1=7;\na2=8;\na3=9;\na4=10;\na5=11;\na6=12;\na7=13;\na8=14;";
    ParserContext ctx = new ParserContext();
    ctx.setSourceFile("mysource");
    ctx.setDebugSymbols(true);
    ExpressionCompiler c = new ExpressionCompiler(src, ctx);
    CompiledExpression compexpr = c.compile();
    System.out.println(decompile(compexpr));
    MVELRuntime.registerBreakpoint(ctx.getSourceFile(), 1);
    MVELRuntime.registerBreakpoint(ctx.getSourceFile(), 3);
    MVELRuntime.registerBreakpoint(ctx.getSourceFile(), 7);
    VariableResolverFactory factory = new DefaultLocalVariableResolverFactory();
    MVEL.executeDebugger(compexpr, null, factory);
    System.out.println(a1);
    System.out.println(a4);
    System.out.println(count);
    assertEquals(2, a1);
    // test passes but the breakpoint should be received by line 7, not by line 3
    assertEquals(1, a4);
    // three breakpoints FAILS
    assertEquals(3, count);
}

Example 69 with ExpressionCompiler

use of org.mule.mvel2.compiler.ExpressionCompiler in project mvel by mvel.

the class DebuggerTests method testBreakpointsAcrossComments2.

public void testBreakpointsAcrossComments2() {
    ParserContext ctx = new ParserContext();
    ctx.setSourceFile("test2.mv");
    ctx.setDebugSymbols(true);
    ExpressionCompiler compiler = new ExpressionCompiler(// 1
    "// This is a comment\n" + // 2
    "//Second comment line\n" + // 3
    "//Third Comment Line\n" + // 4
    "\n" + // 5
    "//Test\n" + // 6
    "System.out.println('4');\n" + // 7
    "//System.out.println('5'); \n" + // 8
    "a = 0;\n" + // 9
    "b = 1;\n" + " a + b", // 10
    ctx);
    CompiledExpression compiled = compiler.compile();
    MVELRuntime.registerBreakpoint("test2.mv", 6);
    MVELRuntime.registerBreakpoint("test2.mv", 8);
    MVELRuntime.registerBreakpoint("test2.mv", 9);
    MVELRuntime.registerBreakpoint("test2.mv", 10);
    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(1, MVEL.executeDebugger(compiled, null, new MapVariableResolverFactory(createTestMap())));
    assertEquals("did not break at expected lines", Make.Set.<Integer>$()._(6)._(8)._(9)._(10)._(), breaked);
}

Example 70 with ExpressionCompiler

use of org.mule.mvel2.compiler.ExpressionCompiler in project mvel by mvel.

the class DebuggerTests method testDebuggerInvoke2.

public void testDebuggerInvoke2() {
    count = 0;
    MVELRuntime.resetDebugger();
    MVELRuntime.setThreadDebugger(new Debugger() {

        public int onBreak(Frame frame) {
            count++;
            return 0;
        }
    });
    String src = "a1=7;\na2=8;\nSystem.out.println(\"h\");\nac=23;\nde=23;\nge=23;\ngef=34;";
    ParserContext ctx = new ParserContext();
    ctx.setSourceFile("mysource");
    ctx.setDebugSymbols(true);
    ExpressionCompiler c = new ExpressionCompiler(src, ctx);
    CompiledExpression compexpr = c.compile();
    System.out.println(decompile(compexpr));
    MVELRuntime.registerBreakpoint(ctx.getSourceFile(), 1);
    MVELRuntime.registerBreakpoint(ctx.getSourceFile(), 2);
    MVELRuntime.registerBreakpoint(ctx.getSourceFile(), 3);
    MVELRuntime.registerBreakpoint(ctx.getSourceFile(), 4);
    MVELRuntime.registerBreakpoint(ctx.getSourceFile(), 5);
    VariableResolverFactory factory = new DefaultLocalVariableResolverFactory();
    MVEL.executeDebugger(compexpr, null, factory);
    System.out.println(count);
    assertEquals(5, count);
}