Examples with BeetlException org.beetl.core.exception.BeetlException used on opensource projects

Example 11 with BeetlException

use of org.beetl.core.exception.BeetlException in project beetl2.0 by javamonkey.

the class VarAttributeNodeListener method onEvent.

@Override
public Object onEvent(Event e) {
    Stack stack = (Stack) e.getEventTaget();
    Object o = stack.peek();
    if (o instanceof VarRef) {
        VarRef ref = (VarRef) o;
        VarAttribute[] attrs = ref.attributes;
        for (int i = 0; i < attrs.length; i++) {
            GroupTemplate gt = (GroupTemplate) ((Map) stack.get(0)).get("groupTemplate");
            VarAttribute attr = attrs[i];
            if (attr.getClass() == VarAttribute.class) {
                Type type = attr.type;
                String name = attr.token != null ? attr.token.text : null;
                // 换成速度较快的属性访问类
                try {
                    AttributeAccess aa = gt.getAttributeAccessFactory().buildFiledAccessor(type.cls, name, gt);
                    attr.aa = aa;
                } catch (BeetlException ex) {
                    ex.pushToken(attr.token);
                    throw ex;
                }
            } else if (attr.getClass() == VarSquareAttribute.class) {
                Type type = attr.type;
                Class c = type.cls;
                if (Map.class.isAssignableFrom(c)) {
                    attr.setAA(gt.getAttributeAccessFactory().getMapAA());
                } else if (List.class.isAssignableFrom(c) || Set.class.isAssignableFrom(c)) {
                    attr.setAA(gt.getAttributeAccessFactory().getListAA());
                } else if (c.isArray()) {
                    attr.setAA(gt.getAttributeAccessFactory().getArrayAA());
                } else {
                    Expression exp = ((VarSquareAttribute) attr).exp;
                    if (exp instanceof Literal) {
                        Literal literal = (Literal) exp;
                        if (literal.obj instanceof String) {
                            try {
                                String attributeName = (String) literal.obj;
                                AttributeAccess aa = gt.getAttributeAccessFactory().buildFiledAccessor(c, attributeName, gt);
                                ref.attributes[i] = new VarSquareAttribute2((VarSquareAttribute) attrs[i], attributeName, aa);
                            } catch (BeetlException ex) {
                                ex.pushToken(attr.token);
                                throw ex;
                            }
                        }
                    }
                }
            } else if (attr.getClass() == VarVirtualAttribute.class) {
                // 对虚拟属性~size做优化
                if (attr.token.text.equals("size")) {
                    // 优化
                    Class c = attr.type.cls;
                    if (Map.class.isAssignableFrom(c)) {
                        ref.attributes[i] = new MapSizeVirtualAttribute((VarVirtualAttribute) attr);
                    } else if (Collection.class.isAssignableFrom(c)) {
                        ref.attributes[i] = new CollectionSizeVirtualAttribute((VarVirtualAttribute) attr);
                    } else if (c.isArray()) {
                        ref.attributes[i] = new ArraySizeVirtualAttribute((VarVirtualAttribute) attr);
                    }
                }
            }
        }
    }
    return null;
}

Example 12 with BeetlException

use of org.beetl.core.exception.BeetlException in project beetl2.0 by javamonkey.

the class FileFunctionWrapper method call.

@Override
public Object call(Object[] paras, Context ctx) {
    try {
        Template template = ctx.gt.getHtmlFunctionOrTagTemplate(this.resourceId);
        // 能显示异常
        template.isRoot = false;
        template.binding(ctx.globalVar);
        for (int i = 0; i < paras.length; i++) {
            template.binding("para".concat(String.valueOf(i)), paras[i]);
        }
        template.renderTo(ctx.byteWriter);
        Object[] vars = template.getCtx().vars;
        Object o = vars[vars.length - 1];
        if (o != Context.NOT_EXIST_OBJECT) {
            return o;
        } else {
            return null;
        }
    } catch (BeetlException ex) {
        throw ex;
    } catch (Exception ex) {
        BeetlException be = new BeetlException(BeetlException.NATIVE_CALL_EXCEPTION, "调用方法出错 " + this.resourceId, ex);
        throw be;
    }
}

Example 13 with BeetlException

use of org.beetl.core.exception.BeetlException in project beetl2.0 by javamonkey.

the class StatementParser method exec.

protected void exec(Object astNode, Class[] matchClasses, Stack stack) {
    stack.push(astNode);
    Class astNodeClass = astNode.getClass();
    Field[] fields = astNodeClass.getFields();
    for (Field f : fields) {
        if (f.getModifiers() != Modifier.PUBLIC)
            continue;
        Class target = null;
        Class c = f.getType();
        if (c.isArray()) {
            target = c.getComponentType();
        } else {
            target = c;
        }
        // 只解析含有ASTNode的字段
        if (!ASTNode.class.isAssignableFrom(target))
            continue;
        Object values;
        try {
            // 需要判断的节点
            values = f.get(astNode);
            if (values == null)
                continue;
            // 具体类型
            Class target2 = values.getClass();
            if (target2.isArray()) {
                Object[] array = (Object[]) values;
                if (array.length == 0)
                    continue;
                for (int i = 0; i < array.length; i++) {
                    Object item = array[i];
                    if (item == null)
                        continue;
                    Class target3 = item.getClass();
                    if (match(target3, matchClasses)) {
                        stack.push(item);
                        Listener ls = this.listeners.get(target3);
                        NodeEvent e = new NodeEvent(stack);
                        Object newASTNode = ls.onEvent(e);
                        if (newASTNode != null) {
                            stack.pop();
                            stack.push(newASTNode);
                            // 替换原有节点
                            array[i] = newASTNode;
                            item = newASTNode;
                        }
                        // 继续遍历子节点
                        this.exec(item, matchClasses, stack);
                        stack.pop();
                    } else {
                        ASTNode node = (ASTNode) item;
                        this.exec(node, matchClasses, stack);
                    }
                }
            } else {
                if (match(target2, matchClasses)) {
                    stack.push(values);
                    Listener ls = this.listeners.get(target2);
                    NodeEvent e = new NodeEvent(stack);
                    Object newASTNode = ls.onEvent(e);
                    if (newASTNode != null) {
                        stack.pop();
                        stack.push(newASTNode);
                        // 替换原有节点
                        try {
                            f.set(astNode, newASTNode);
                        } catch (Exception ex) {
                            BeetlException be = new BeetlException(BeetlException.ERROR, "替换ASTNode错", ex);
                            be.pushToken(((ASTNode) newASTNode).token);
                            throw be;
                        }
                        values = newASTNode;
                    }
                    this.exec(values, matchClasses, stack);
                    stack.pop();
                    continue;
                } else {
                    ASTNode node = (ASTNode) values;
                    this.exec(node, matchClasses, stack);
                }
            }
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }
    stack.pop();
}

Example 14 with BeetlException

use of org.beetl.core.exception.BeetlException in project beetl2.0 by javamonkey.

the class MutipleFunctionWrapper method call.

@Override
public Object call(Object[] paras, Context ctx) {
    Class[] parameterType = null;
    try {
        // 比较慢的情况，要考虑到底哪个方法适合调用
        Class[] parameterContextType = null;
        Class[] parameterNoContextType = null;
        for (MethodContext mc : mcs) {
            if (mc.contextRequired) {
                if (parameterContextType == null) {
                    parameterContextType = new Class[paras.length + 1];
                    int i = 0;
                    for (Object para : paras) {
                        parameterContextType[i++] = para != null ? para.getClass() : null;
                    }
                    parameterContextType[i] = Context.class;
                }
                parameterType = parameterContextType;
            } else {
                if (parameterNoContextType == null) {
                    parameterNoContextType = new Class[paras.length];
                    int i = 0;
                    for (Object para : paras) {
                        parameterNoContextType[i++] = para != null ? para.getClass() : null;
                    }
                }
                parameterType = parameterNoContextType;
            }
            ObjectMethodMatchConf conf = ObjectUtil.match(mc.m, parameterType);
            if (conf == null) {
                continue;
            }
            Object[] newParas = null;
            if (mc.contextRequired) {
                newParas = this.getContextParas(paras, ctx);
            } else {
                newParas = paras;
            }
            newParas = conf.convert(newParas);
            return mc.m.invoke(target, newParas);
        }
    } catch (IllegalArgumentException e) {
        BeetlException ex = new BeetlException(BeetlException.NATIVE_CALL_EXCEPTION, "参数不匹配 " + this.functionName, e);
        throw ex;
    } catch (IllegalAccessException e) {
        BeetlException ex = new BeetlException(BeetlException.NATIVE_CALL_EXCEPTION, "非法访问方法 " + this.functionName, e);
        throw ex;
    } catch (InvocationTargetException e) {
        Throwable t = e.getTargetException();
        if (t instanceof BeetlException) {
            throw (BeetlException) t;
        } else {
            BeetlException be = new BeetlException(BeetlException.NATIVE_CALL_EXCEPTION, "调用方法出错 " + this.functionName, t);
            throw be;
        }
    }
    BeetlException ex = new BeetlException(BeetlException.NATIVE_CALL_INVALID, "找不到方法 " + this.functionName + BeetlUtil.getParameterDescription(parameterType));
    throw ex;
}

Example 15 with BeetlException

use of org.beetl.core.exception.BeetlException in project beetl2.0 by javamonkey.

the class ALU method div.

// /
// @todo: 对0的判断
public static Object div(final Object o1, final Object o2, final ASTNode node1, final ASTNode node2) {
    if (o1 != null && o2 != null) {
        switch(getBaseType(o1, o2)) {
            case INTEGER:
            case LONG:
            case DOUBLE:
            case FLOAT:
            case SHORT:
                double c = ((Number) o2).doubleValue();
                if (c == 0) {
                    BeetlException ex = new BeetlException(BeetlException.DIV_ZERO_ERROR);
                    ex.pushToken(node2.token);
                    throw ex;
                }
                double a = ((Number) o1).doubleValue() / ((Number) o2).doubleValue();
                return trim(a, (Number) o1, (Number) o2);
            case HS:
                BigDecimal b1 = getBigDecimal(o1), b2 = getBigDecimal(o2);
                BigDecimal b = b1.divide(b2, scale, round);
                return b.stripTrailingZeros();
            // return b1.divide(b2);
            default:
                throw UnsupportedTypeException(o1, o2, node1, node2, "/");
        }
    } else {
        throw valueIsNullException(o1, o2, node1, node2);
    }
}