| /* |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| */ |
| |
| package org.apache.royale.compiler.internal.codegen.typedefs.reference; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Set; |
| |
| import org.apache.royale.compiler.clients.ExternCConfiguration.ExcludedMember; |
| import org.apache.royale.compiler.internal.codegen.typedefs.utils.FunctionUtils; |
| |
| import com.google.common.collect.Lists; |
| import com.google.javascript.rhino.JSDocInfo; |
| import com.google.javascript.rhino.JSTypeExpression; |
| import com.google.javascript.rhino.Node; |
| import com.google.javascript.rhino.jstype.JSType; |
| |
| public class MethodReference extends MemberReference |
| { |
| |
| private boolean isStatic; |
| private MethodReference override; |
| private Node paramNode; |
| |
| private List<ParameterReference> parameters; |
| |
| private MethodReference getContext() |
| { |
| return override == null ? this : override; |
| } |
| |
| public boolean isStatic() |
| { |
| return isStatic; |
| } |
| |
| public void setStatic(boolean isStatic) |
| { |
| this.isStatic = isStatic; |
| } |
| |
| public List<ParameterReference> getParameters() |
| { |
| return parameters; |
| } |
| |
| public Set<String> getParameterNames() |
| { |
| return getComment().getParameterNames(); |
| } |
| |
| public String toReturnTypeAnnotationString() |
| { |
| JSType jsType = getModel().evaluate(getComment().getReturnType()); |
| return jsType.toAnnotationString(); |
| } |
| |
| public MethodReference(ReferenceModel model, ClassReference classReference, Node node, String name, |
| JSDocInfo comment, boolean isStatic) |
| { |
| super(model, classReference, node, name, comment); |
| this.isStatic = isStatic; |
| |
| if (node.isFunction()) |
| { |
| this.paramNode = node.getChildAtIndex(1); |
| } |
| else if (node.getLastChild().isFunction()) |
| { |
| this.paramNode = node.getLastChild().getChildAtIndex(1); |
| } |
| |
| addParameterReferences(); |
| } |
| |
| private void addParameterReferences() |
| { |
| |
| parameters = new ArrayList<ParameterReference>(); |
| |
| if (paramNode != null) |
| { |
| |
| final boolean isDocumented = comment.getParameterCount() > 0; |
| List<String> parameterNames = null; |
| |
| if (isDocumented) |
| { |
| parameterNames = Lists.newArrayList(comment.getParameterNames()); |
| } |
| |
| for (Node param : paramNode.children()) |
| { |
| ParameterReference parameterReference; |
| |
| if ((parameterNames != null) && parameterNames.contains(param.getString())) |
| { |
| final String qualifiedName = FunctionUtils.toParameterType(this, param.getString()); |
| parameterReference = new ParameterReference(getModel(), param, qualifiedName); |
| } |
| else |
| { |
| parameterReference = new ParameterReference(getModel(), param); |
| } |
| |
| parameters.add(parameterReference); |
| } |
| } |
| else if(comment.getParameterCount() > 0 || comment.getReturnType() != null) |
| { |
| for (int i = 0; i < comment.getParameterCount(); i++) |
| { |
| String parameterName = comment.getParameterNameAt(i); |
| String qualifiedName = FunctionUtils.toParameterType(this, parameterName); |
| ParameterReference parameterReference = new ParameterReference(getModel(), parameterName, qualifiedName); |
| parameters.add(parameterReference); |
| } |
| } |
| else |
| { |
| System.out.println(getQualifiedName() + " parameters not found! " + " " + comment.getParameterCount()); |
| } |
| } |
| |
| @Override |
| public void emit(StringBuilder sb) |
| { |
| String className = getClassReference().getBaseName(); |
| |
| // XXX HACK TEMP! |
| if (getComment().isConstructor() && !getBaseName().equals(className)) |
| return; |
| |
| if (isConstructor()) |
| { |
| emitConstructor(sb); |
| return; |
| } |
| |
| String qName = getQualifiedName(); |
| // skip overrides since they have to have the same signature as the super method |
| if (getClassReference().hasSuperMethod(qName)) |
| return; |
| |
| emitComment(sb); |
| |
| ExcludedMember excluded = isExcluded(); |
| if (excluded != null) |
| { |
| excluded.print(sb); |
| } |
| |
| emitCode(sb); |
| |
| override = null; |
| } |
| |
| public void emitCode(StringBuilder sb) |
| { |
| String staticValue = (isStatic) ? "static " : ""; |
| if (getClassReference().isInterface()) |
| staticValue = ""; |
| |
| String isOverride = ""; |
| |
| if (!getClassReference().isInterface()) |
| { |
| MethodReference overrideFromInterface = getClassReference().getMethodOverrideFromInterface(this); |
| if (/*isOverride() && */overrideFromInterface != null) |
| { |
| override = overrideFromInterface; |
| } |
| } |
| |
| String qName = getQualifiedName(); |
| |
| String publicModifier = ""; |
| String braces = ""; |
| String returns = ""; |
| |
| String returnString = transformReturnString(); |
| if (!returnString.equals("void")) |
| { |
| if (returnString.equals("Number")) |
| returns = "return 0;"; |
| else if (returnString.equals("String")) |
| returns = "return '';"; |
| else |
| returns = " return null;"; |
| } |
| |
| if (!getClassReference().isInterface()) |
| { |
| publicModifier = "public "; |
| braces = " { " + returns + " }"; |
| } |
| |
| if (getClassReference().hasSuperMethod(qName)) |
| { |
| isOverride = "override "; |
| } |
| |
| if (outputJS) |
| { |
| sb.append(getClassReference().getPackageName()); |
| sb.append("."); |
| sb.append(getClassReference().getBaseName()); |
| sb.append("."); |
| if (!isStatic) |
| sb.append("prototype."); |
| sb.append(qName); |
| sb.append(" = function "); |
| sb.append(toParameterString()); |
| sb.append(braces); |
| sb.append("\n"); |
| return; |
| } |
| |
| sb.append(indent); |
| sb.append(publicModifier); |
| sb.append(isOverride); |
| sb.append(staticValue); |
| sb.append("function "); |
| sb.append(getQualifiedName()); |
| sb.append(toParameterString()); |
| sb.append(":"); |
| sb.append(transformReturnString()); |
| sb.append(braces); |
| sb.append("\n"); |
| } |
| |
| private void emitConstructor(StringBuilder sb) |
| { |
| if (!outputJS) |
| emitComment(sb); |
| |
| if (outputJS) |
| { |
| sb.append(getClassReference().getPackageName()); |
| sb.append("."); |
| sb.append(getBaseName()); |
| sb.append(" = function "); |
| sb.append(toParameterString()); |
| sb.append(" {}\n"); |
| return; |
| } |
| |
| sb.append(indent); |
| sb.append("public function "); |
| sb.append(getBaseName()); |
| if (!getBaseName().equals("Object")) |
| { |
| sb.append(toParameterString()); |
| sb.append(" {\n"); |
| sb.append(indent); |
| emitSuperCall(sb); |
| sb.append(indent); |
| sb.append("}"); |
| } |
| else |
| { |
| sb.append("() {}"); |
| } |
| |
| sb.append("\n"); |
| } |
| |
| private void emitSuperCall(StringBuilder sb) |
| { |
| |
| sb.append(indent); |
| sb.append("super("); |
| |
| ClassReference superClass = getClassReference().getSuperClass(); |
| if (superClass != null && !superClass.getBaseName().equals("Object")) |
| { |
| MethodReference constructor = superClass.getConstructor(); |
| Set<String> parameterNames = constructor.getParameterNames(); |
| int len = parameterNames.size(); |
| for (int i = 0; i < len; i++) |
| { |
| sb.append("null"); |
| if (i < len - 1) |
| sb.append(", "); |
| } |
| } |
| |
| sb.append(");\n"); |
| } |
| |
| public boolean isConstructor() |
| { |
| return getComment().isConstructor(); |
| } |
| |
| public String transformReturnString() |
| { |
| return FunctionUtils.toReturnString(getContext()); |
| } |
| |
| private String toParameterString() |
| { |
| if (paramNode != null) |
| { |
| return FunctionUtils.toParameterString(getContext(), getContext().getComment(), paramNode, outputJS); |
| } |
| StringBuilder sb = new StringBuilder(); |
| sb.append("("); |
| int len = comment.getParameterCount(); |
| for (int i = 0; i < len; i++) |
| { |
| String parameterName = comment.getParameterNameAt(i); |
| JSTypeExpression parameterType = comment.getParameterType(parameterName); |
| sb.append(FunctionUtils.toParameter(getContext(), comment, parameterName, parameterType, outputJS)); |
| if (i < len - 1) |
| sb.append(", "); |
| } |
| sb.append(")"); |
| return sb.toString(); |
| } |
| |
| public boolean isOverride() |
| { |
| return getComment().isOverride(); |
| } |
| |
| @Override |
| protected void emitCommentBody(StringBuilder sb) |
| { |
| emitFunctionCommentBody(sb); |
| } |
| } |