Examples with CtField javassist.CtField used on opensource projects

Example 16 with CtField

use of javassist.CtField in project incubator-servicecomb-java-chassis by apache.

the class JavassistUtils method createCtField.

private static CtField createCtField(ClassPool pool, CtClass ctClass, FieldConfig field) throws Exception {
    Class<?> fieldType = field.getRawType();
    CtField ctField = new CtField(pool.getCtClass(fieldType.getName()), field.getName(), ctClass);
    if (field.getGenericSignature() != null) {
        ctField.setGenericSignature(field.getGenericSignature());
    }
    ctField.setModifiers(Modifier.PUBLIC);
    return ctField;
}

Example 17 with CtField

use of javassist.CtField in project BIMserver by opensourceBIM.

the class RealtimeReflectorFactoryBuilder method build1.

private void build1(String newClassPrefix, Class<? extends PublicInterface> interfaceClass, org.bimserver.shared.meta.SService sService) {
    try {
        CtClass reflectorImplClass = pool.makeClass(GENERATED_CLASSES_PACKAGE + "." + interfaceClass.getSimpleName() + "Impl" + newClassPrefix);
        reflectorImplClass.addInterface(pool.get(interfaceClass.getName()));
        CtClass reflectorClass = pool.get(Reflector.class.getName());
        CtField reflectorField = new CtField(reflectorClass, "reflector", reflectorImplClass);
        reflectorImplClass.addField(reflectorField);
        CtConstructor constructor = new CtConstructor(new CtClass[] { reflectorClass }, reflectorImplClass);
        StringBuilder sb = new StringBuilder();
        reflectorImplClass.addConstructor(constructor);
        sb.append("{");
        sb.append("this.reflector = $1;");
        sb.append("}");
        constructor.setBody(sb.toString());
        for (SMethod sMethod : sService.getMethods()) {
            CtClass[] parameters = new CtClass[sMethod.getParameters().size()];
            int i = 0;
            for (org.bimserver.shared.meta.SParameter sParameter : sMethod.getParameters()) {
                parameters[i] = pool.get(sParameter.getType().toJavaCode());
                i++;
            }
            CtMethod method = new CtMethod(pool.get(sMethod.getReturnType().toJavaCode()), sMethod.getName(), parameters, reflectorImplClass);
            StringBuilder methodBuilder = new StringBuilder();
            methodBuilder.append("{");
            if (sMethod.getReturnType().isVoid()) {
            } else {
                methodBuilder.append("return (" + sMethod.getReturnType().toJavaCode() + ")");
            }
            methodBuilder.append("reflector.callMethod(\"" + interfaceClass.getSimpleName() + "\", \"" + sMethod.getName() + "\", " + sMethod.getReturnType().toJavaCode() + ".class");
            if (sMethod.getParameters().isEmpty()) {
                methodBuilder.append(", new " + KeyValuePair.class.getName() + "[0]");
            } else {
                methodBuilder.append(", new " + KeyValuePair.class.getName() + "[]{");
                int x = 1;
                for (SParameter sParameter : sMethod.getParameters()) {
                    methodBuilder.append("new " + KeyValuePair.class.getName() + "(\"" + sParameter.getName() + "\", $" + x + ")");
                    if (sMethod.getParameter(sMethod.getParameters().size() - 1) != sParameter) {
                        methodBuilder.append(", ");
                    }
                    x++;
                }
                methodBuilder.append("}");
            }
            methodBuilder.append(");");
            methodBuilder.append("}");
            method.setBody(methodBuilder.toString());
            reflectorImplClass.addMethod(method);
        }
        pool.toClass(reflectorImplClass, GeneratedNeighbourClass.class, getClass().getClassLoader(), getClass().getProtectionDomain());
    } catch (Exception e) {
        LOGGER.error("", e);
    }
}

Example 18 with CtField

use of javassist.CtField in project BIMserver by opensourceBIM.

the class RealtimeReflectorFactoryBuilder method build2.

private void build2(String newClassPrefix, Class<? extends PublicInterface> interfaceClass, org.bimserver.shared.meta.SService sService) {
    try {
        CtClass reflectorImplClass = pool.makeClass(GENERATED_CLASSES_PACKAGE + "." + interfaceClass.getSimpleName() + "Reflector" + newClassPrefix);
        CtClass reflectorClass = pool.get(Reflector.class.getName());
        CtClass interfaceCtClass = pool.get(interfaceClass.getName());
        reflectorImplClass.addInterface(reflectorClass);
        CtField reflectorField = new CtField(interfaceCtClass, "publicInterface", reflectorImplClass);
        reflectorImplClass.addField(reflectorField);
        CtConstructor constructor = new CtConstructor(new CtClass[] { interfaceCtClass }, reflectorImplClass);
        StringBuilder sb = new StringBuilder();
        reflectorImplClass.addConstructor(constructor);
        sb.append("{");
        sb.append("this.publicInterface = $1;");
        sb.append("}");
        constructor.setBody(sb.toString());
        CtClass[] parameters = new CtClass[4];
        parameters[0] = pool.get(String.class.getName());
        parameters[1] = pool.get(String.class.getName());
        parameters[2] = pool.get(Class.class.getName());
        parameters[3] = pool.get(KeyValuePair.class.getName() + "[]");
        CtMethod method = new CtMethod(pool.get(Object.class.getName()), "callMethod", parameters, reflectorImplClass);
        StringBuilder methodBuilder = new StringBuilder();
        methodBuilder.append("{");
        methodBuilder.append("if  (1==0) {} ");
        for (SMethod sMethod : sService.getMethods()) {
            methodBuilder.append(" else if ($2.equals(\"" + sMethod.getName() + "\")) {");
            if (!sMethod.getReturnType().isVoid()) {
                methodBuilder.append("return ");
            }
            methodBuilder.append("publicInterface." + sMethod.getName() + "(");
            int i = 0;
            for (SParameter sParameter : sMethod.getParameters()) {
                methodBuilder.append("(" + sParameter.getType().toJavaCode() + ")$4[" + i + "].getValue()");
                if (i < sMethod.getParameters().size() - 1) {
                    methodBuilder.append(", ");
                }
                i++;
            }
            methodBuilder.append(");");
            methodBuilder.append("}");
        }
        methodBuilder.append("return null;");
        methodBuilder.append("}");
        method.setBody(methodBuilder.toString());
        reflectorImplClass.addMethod(method);
        pool.toClass(reflectorImplClass, GeneratedNeighbourClass.class, getClass().getClassLoader(), getClass().getProtectionDomain());
    } catch (Exception e) {
        LOGGER.error("", e);
    }
}

Example 19 with CtField

use of javassist.CtField in project hibernate-orm by hibernate.

the class EntityEnhancer method createCollectionDirtyCheckMethod.

private void createCollectionDirtyCheckMethod(CtClass managedCtClass) {
    try {
        final StringBuilder body = new StringBuilder();
        body.append(String.format("private boolean %1$s() {%n" + "  if (%2$s == null) { return false; }%n%n", EnhancerConstants.TRACKER_COLLECTION_CHANGED_NAME, EnhancerConstants.TRACKER_COLLECTION_NAME));
        for (CtField ctField : collectCollectionFields(managedCtClass)) {
            body.append(String.format("  // collection field [%1$s]%n" + "  if (%1$s == null && %2$s.getSize(\"%1$s\") != -1) { return true; }%n" + "  if (%1$s != null && %2$s.getSize(\"%1$s\") != %1$s.size()) { return true; }%n%n", ctField.getName(), EnhancerConstants.TRACKER_COLLECTION_NAME));
        }
        body.append("  return false;%n}");
        MethodWriter.write(managedCtClass, body.toString());
    } catch (CannotCompileException cce) {
        cce.printStackTrace();
    }
}

Example 20 with CtField

use of javassist.CtField in project hibernate-orm by hibernate.

the class EntityEnhancer method createCollectionDirtyCheckGetFieldsMethod.

private void createCollectionDirtyCheckGetFieldsMethod(CtClass managedCtClass) {
    try {
        final StringBuilder body = new StringBuilder();
        body.append(String.format("private void %1$s(%3$s tracker) {%n" + "  if (%2$s == null) { return; }%n%n", EnhancerConstants.TRACKER_COLLECTION_CHANGED_FIELD_NAME, EnhancerConstants.TRACKER_COLLECTION_NAME, DirtyTracker.class.getName()));
        for (CtField ctField : collectCollectionFields(managedCtClass)) {
            body.append(String.format("  // Collection field [%1$s]%n" + "  if (%1$s == null && %2$s.getSize(\"%1$s\") != -1) { tracker.add(\"%1$s\"); }%n" + "  if (%1$s != null && %2$s.getSize(\"%1$s\") != %1$s.size()) { tracker.add(\"%1$s\"); }%n%n", ctField.getName(), EnhancerConstants.TRACKER_COLLECTION_NAME));
        }
        body.append("}");
        MethodWriter.write(managedCtClass, body.toString());
    } catch (CannotCompileException cce) {
        cce.printStackTrace();
    }
}