Package org.mvel2.asm.signature

Examples of org.mvel2.asm.signature.SignatureWriter


    protected static String JAVA_RULE_MVEL             = "javaRule.mvel";
    protected static String JAVA_INVOKERS_MVEL         = "javaInvokers.mvel";

    public static void setConsequenceTemplate( String name ) {
        JAVA_RULE_MVEL = name;
        RULE_REGISTRY = new SimpleTemplateRegistry();
    }
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        RULE_REGISTRY = new SimpleTemplateRegistry();
    }

    public static void setInvokerTemplate( String name ) {
        JAVA_INVOKERS_MVEL = name;
        INVOKER_REGISTRY = new SimpleTemplateRegistry();
    }
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                                 final ProcessBuildContext context,
                                 final String className,
                                 final Map vars,
                                 final Object invokerLookup,
                                 final BaseDescr descrLookup) {
        TemplateRegistry registry = getRuleTemplateRegistry();

        context.getMethods().add(
                TemplateRuntime.execute(registry.getNamedTemplate(ruleTemplate), null, new MapVariableResolverFactory(vars), registry)
        );

        registry = getInvokerTemplateRegistry();
        final String invokerClassName = context.getPkg().getName() + "." + context.getProcessDescr().getClassName() + StringUtils.ucFirst(className) + "Invoker";

        context.getInvokers().put(invokerClassName,
                TemplateRuntime.execute(registry.getNamedTemplate(invokerTemplate), null, new MapVariableResolverFactory(vars), registry)
        );

        context.getInvokerLookups().put(invokerClassName,
                invokerLookup);
        context.getDescrLookups().put(invokerClassName,
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        generateMethodTemplate(ruleTemplate, context, vars);
        generateInvokerTemplate(invokerTemplate, context, className, vars, invokerLookup, descrLookup);
    }

    public static void generateMethodTemplate(final String ruleTemplate, final RuleBuildContext context, final Map vars) {
        TemplateRegistry registry = getRuleTemplateRegistry(context.getPackageBuilder().getRootClassLoader());

        context.addMethod((String) TemplateRuntime.execute( registry.getNamedTemplate(ruleTemplate),
                                                            null,
                                                            new MapVariableResolverFactory(vars),
                                                            registry) );
    }
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                                               final RuleBuildContext context,
                                               final String className,
                                               final Map vars,
                                               final Object invokerLookup,
                                               final BaseDescr descrLookup) {
        TemplateRegistry registry = getInvokerTemplateRegistry(context.getPackageBuilder().getRootClassLoader());
        final String invokerClassName = context.getPkg().getName() + "." + context.getRuleDescr().getClassName() + StringUtils.ucFirst( className ) + "Invoker";

        context.getInvokers().put( invokerClassName,
                                   (String) TemplateRuntime.execute( registry.getNamedTemplate( invokerTemplate ),
                                                                     null,
                                                                     new MapVariableResolverFactory( vars ),
                                                                     registry ) );

        context.getInvokerLookups().put( invokerClassName,
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        String[] allVars = new String[varNames.length + locals.length];

        System.arraycopy(varNames, 0, allVars, 0, varNames.length);
        System.arraycopy(locals, 0, allVars, varNames.length, locals.length);       
       
        this.varModel = new SimpleVariableSpaceModel(allVars);
        this.allVarsLength = allVars.length;
       
        return stmt;
    }
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                String superName,
                String[] interfaces)
            {
                if (signature != null) {
                    SignatureReader sr = new SignatureReader(signature);
                    SignatureWriter sw = new SignatureWriter();
                    sr.accept(new CheckSignatureAdapter(CheckSignatureAdapter.CLASS_SIGNATURE,
                            sw));
                    assertEquals(signature, sw.toString());
                }
            }

            @Override
            public FieldVisitor visitField(
                int access,
                String name,
                String desc,
                String signature,
                Object value)
            {
                if (signature != null) {
                    SignatureReader sr = new SignatureReader(signature);
                    SignatureWriter sw = new SignatureWriter();
                    sr.acceptType(new CheckSignatureAdapter(CheckSignatureAdapter.TYPE_SIGNATURE,
                            sw));
                    assertEquals(signature, sw.toString());
                }
                return null;
            }

            @Override
            public MethodVisitor visitMethod(
                int access,
                String name,
                String desc,
                String signature,
                String[] exceptions)
            {
                if (signature != null) {
                    SignatureReader sr = new SignatureReader(signature);
                    SignatureWriter sw = new SignatureWriter();
                    sr.accept(new CheckSignatureAdapter(CheckSignatureAdapter.METHOD_SIGNATURE,
                            sw));
                    assertEquals(signature, sw.toString());
                }
                return null;
            }

        }, 0);
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        super("testSignature");
        this.data = data;
    }

    public void testSignature() {
        SignatureWriter wrt = new SignatureWriter();
        SignatureReader rdr = new SignatureReader(data.signature);
        switch (data.type) {
            case 'C':
            case 'M':
                rdr.accept(wrt);
                break;
            case 'F':
                rdr.acceptType(wrt);
                break;
            default:
                return;
        }
        assertEquals(data.signature, wrt.toString());
    }
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        super("checkSignature");
        this.data = data;
    }

    public void checkSignature() {
        SignatureWriter wrt = new SignatureWriter();
        SignatureReader rdr = new SignatureReader(data.signature);
        switch (data.type) {
            case 'C':
                rdr.accept(new CheckSignatureAdapter(CheckSignatureAdapter.CLASS_SIGNATURE,
                        wrt));
                break;
            case 'M':
                rdr.accept(new CheckSignatureAdapter(CheckSignatureAdapter.METHOD_SIGNATURE,
                        wrt));
                break;
            case 'F':
                rdr.acceptType(new CheckSignatureAdapter(CheckSignatureAdapter.TYPE_SIGNATURE,
                        wrt));
                break;
            default:
                return;
        }
        assertEquals(data.signature, wrt.toString());
    }
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    public String mapSignature(String signature, boolean typeSignature) {
        if (signature == null) {
            return null;
        }
        SignatureReader r = new SignatureReader(signature);
        SignatureWriter w = new SignatureWriter();
        SignatureVisitor a = createRemappingSignatureAdapter(w);
        if (typeSignature) {
            r.acceptType(a);
        } else {
            r.accept(a);
        }
        return w.toString();
    }
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