| /* |
| * Copyright (c) 2003 The Visigoth Software Society. All rights |
| * reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * 3. The end-user documentation included with the redistribution, if |
| * any, must include the following acknowledgement: |
| * "This product includes software developed by the |
| * Visigoth Software Society (http://www.visigoths.org/)." |
| * Alternately, this acknowledgement may appear in the software itself, |
| * if and wherever such third-party acknowledgements normally appear. |
| * |
| * 4. Neither the name "FreeMarker", "Visigoth", nor any of the names of the |
| * project contributors may be used to endorse or promote products derived |
| * from this software without prior written permission. For written |
| * permission, please contact visigoths@visigoths.org. |
| * |
| * 5. Products derived from this software may not be called "FreeMarker" or "Visigoth" |
| * nor may "FreeMarker" or "Visigoth" appear in their names |
| * without prior written permission of the Visigoth Software Society. |
| * |
| * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL THE VISIGOTH SOFTWARE SOCIETY OR |
| * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
| * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Visigoth Software Society. For more |
| * information on the Visigoth Software Society, please see |
| * http://www.visigoths.org/ |
| */ |
| package freemarker.ext.beans; |
| |
| import java.util.Collections; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| import freemarker.template.TemplateModel; |
| import freemarker.template.TemplateModelException; |
| |
| /** |
| * Stores the non-varargs methods for a {@link OverloadedMethods} object. |
| * @author Attila Szegedi |
| */ |
| class OverloadedFixArgsMethods extends OverloadedMethodsSubset { |
| |
| OverloadedFixArgsMethods(BeansWrapper beansWrapper) { |
| super(beansWrapper); |
| } |
| |
| Class[] preprocessParameterTypes(CallableMemberDescriptor memberDesc) { |
| return memberDesc.paramTypes; |
| } |
| |
| void afterWideningUnwrappingHints(Class[] paramTypes, int[] paramNumericalTypes) { |
| // Do nothing |
| } |
| |
| MaybeEmptyMemberAndArguments getMemberAndArguments(List tmArgs, BeansWrapper w) |
| throws TemplateModelException { |
| if(tmArgs == null) { |
| // null is treated as empty args |
| tmArgs = Collections.EMPTY_LIST; |
| } |
| final int argCount = tmArgs.size(); |
| final Class[][] unwrappingHintsByParamCount = getUnwrappingHintsByParamCount(); |
| if(unwrappingHintsByParamCount.length <= argCount) { |
| return EmptyMemberAndArguments.NO_SUCH_METHOD; |
| } |
| Class[] unwarppingHints = unwrappingHintsByParamCount[argCount]; |
| if(unwarppingHints == null) { |
| return EmptyMemberAndArguments.NO_SUCH_METHOD; |
| } |
| |
| Object[] pojoArgs = new Object[argCount]; |
| |
| int[] possibleNumericalTypes = getPossibleNumericalTypes(argCount); |
| if (possibleNumericalTypes == ALL_ZEROS_ARRAY) { |
| possibleNumericalTypes = null; |
| } |
| |
| Iterator it = tmArgs.iterator(); |
| for(int i = 0; i < argCount; ++i) { |
| Object pojo = w.tryUnwrap( |
| (TemplateModel) it.next(), |
| unwarppingHints[i], |
| possibleNumericalTypes != null ? possibleNumericalTypes[i] : 0); |
| if(pojo == BeansWrapper.CAN_NOT_UNWRAP) { |
| return EmptyMemberAndArguments.NO_SUCH_METHOD; |
| } |
| pojoArgs[i] = pojo; |
| } |
| |
| MaybeEmptyCallableMemberDescriptor maybeEmtpyMemberDesc = getMemberDescriptorForArgs(pojoArgs, false); |
| if(maybeEmtpyMemberDesc instanceof CallableMemberDescriptor) { |
| CallableMemberDescriptor memberDesc = (CallableMemberDescriptor) maybeEmtpyMemberDesc; |
| if (bugfixed) { |
| if (possibleNumericalTypes != null) { |
| // Note that overloaded method selection has already accounted for overflow errors when the method |
| // was selected. So this forced conversion shouldn't cause such corruption. Except, conversion from |
| // BigDecimal is allowed to overflow for backward-compatibility. |
| forceNumberArgumentsToParameterTypes(pojoArgs, memberDesc.paramTypes, possibleNumericalTypes); |
| } |
| } else { |
| BeansWrapper.coerceBigDecimals(memberDesc.paramTypes, pojoArgs); |
| } |
| return new MemberAndArguments(memberDesc.member, pojoArgs); |
| } else { |
| return EmptyMemberAndArguments.from((EmptyCallableMemberDescriptor) maybeEmtpyMemberDesc); |
| } |
| } |
| |
| } |