private IMethodInfo getPropertyGetMethod(IPropertyInfo pi, IJavaType ownerType) { JavaTypeInfo ti; if (!(pi.getOwnersType() instanceof IJavaType)) { return null; } if (ownerType.getTypeInfo() instanceof JavaTypeInfo) { ti = (JavaTypeInfo) ownerType.getTypeInfo(); } else { throw new IllegalArgumentException(ownerType + " is not a recognized Java type"); } IType propType = pi.getFeatureType(); String strAccessor = "get" + pi.getDisplayName(); IMethodInfo mi = ti.getMethod(ownerType, strAccessor); if (mi == null || mi.getReturnType() != propType) { strAccessor = "is" + pi.getDisplayName(); mi = ti.getMethod(ownerType, strAccessor); } if (mi != null && mi.getReturnType() == propType) { return mi; } return null; }
private void genMemberMethod(StringBuilder sb, IMethodInfo mi, IJavaType type) { if (!canExtendMethod(mi)) { return; } StringBuilder sbModifiers = buildModifiers(mi); if (mi.getDescription() != null) { sb.append("/** ").append(mi.getDescription()).append(" */"); } sb.append(" ") .append(sbModifiers) .append("function ") .append(mi.getDisplayName()) .append(TypeInfoUtil.getTypeVarList(mi)) .append("("); IParameterInfo[] params = getGenericParameters(mi); for (int i = 0; i < params.length; i++) { IParameterInfo pi = params[i]; sb.append(' ') .append("p") .append(i) .append(" : ") .append(pi.getFeatureType().getName()) .append(i < params.length - 1 ? ',' : ' '); } sb.append(") : ").append(getGenericReturnType(mi).getName()).append("\n"); if (!mi.isAbstract()) { generateStub(sb, mi.getReturnType()); } }
private void genStaticMethod(StringBuilder sb, IMethodInfo mi, IJavaType type) { if (!(mi instanceof JavaMethodInfo)) { // It is possible that a methodinfo on a java type originates outside of java. // E.g., enhancement methods. Only static JAVA members should be reflected in // the proxy. return; } if (isPropertyMethod(mi)) { // We favor properties over methods -- gotta pick one return; } StringBuilder sbModifiers = appendVisibilityModifier(mi); if (mi.getDescription() != null) { sb.append("/** ").append(mi.getDescription()).append(" */"); } sb.append(" ") .append(sbModifiers) .append("static function ") .append(mi.getDisplayName()) .append(TypeInfoUtil.getTypeVarList(mi)) .append("("); IParameterInfo[] params = getGenericParameters(mi); for (int i = 0; i < params.length; i++) { IParameterInfo pi = params[i]; sb.append(' ') .append("p") .append(i) .append(" : ") .append(pi.getFeatureType().getName()) .append(i < params.length - 1 ? ',' : ' '); } sb.append(") : ") .append(getGenericReturnType(mi).getName()) .append("\n") .append("{\n") .append((mi.getReturnType() == GosuParserTypes.NULL_TYPE() ? "" : " return ")) .append(type.getName()) .append('.') .append(mi.getDisplayName()) .append(TypeInfoUtil.getTypeVarListNoBounds(mi)) .append("("); for (int i = 0; i < params.length; i++) { sb.append(' ').append("p").append(i).append(i < params.length - 1 ? ',' : ' '); } sb.append(");\n"); sb.append("}\n"); }
private boolean isPropertySetter(IMethodInfo mi) { String strMethod = mi.getDisplayName(); if (strMethod.startsWith("set") && strMethod.length() > 3 && mi.getParameters().length == 1 && mi.getReturnType() == JavaTypes.pVOID()) { String strProp = strMethod.substring("set".length()); if (Character.isUpperCase(strProp.charAt(0))) { ITypeInfo ti = (ITypeInfo) mi.getContainer(); IPropertyInfo pi = ti instanceof IRelativeTypeInfo ? ((IRelativeTypeInfo) ti).getProperty(mi.getOwnersType(), strProp) : ti.getProperty(strProp); if (pi != null && pi.isReadable() && getGenericType(pi) .getName() .equals(getGenericParameters(mi)[0].getFeatureType().getName())) { return !Keyword.isReserved(pi.getName()) || Keyword.isReservedValue(pi.getName()); } } } return false; }
private IType getGenericReturnType(IMethodInfo mi) { return (mi instanceof JavaMethodInfo) ? ((JavaMethodInfo) mi).getGenericReturnType() : mi.getReturnType(); }
private void genMemberProperty(IPropertyInfo pi, StringBuilder sb, IJavaType type) { if (pi.isStatic()) { return; } if (!(pi instanceof JavaBaseFeatureInfo)) { // It is possible that a propertyinfo on a java type originates outside of java. // E.g., enhancement properties. Gosu does not support extending these. return; } if (Keyword.isReserved(pi.getName()) && !Keyword.isReservedValue(pi.getName())) { // Sorry these won't compile // ## todo: handle them reflectively? return; } if (pi instanceof JavaFieldPropertyInfo) { StringBuilder sbModifiers = appendFieldVisibilityModifier(pi); sb.append(" ") .append(sbModifiers) .append(" var ") .append(pi.getName()) .append(" : ") .append(getGenericType(pi).getName()) .append("\n"); } else { IMethodInfo mi = getPropertyGetMethod(pi, type); boolean bFinal = false; if (mi != null) { int iMethodModifiers = ((IJavaMethodInfo) mi).getModifiers(); bFinal = java.lang.reflect.Modifier.isFinal(iMethodModifiers); } if (mi != null && !bFinal) { if (mi.getDescription() != null) { sb.append("/** ").append(mi.getDescription()).append(" */"); } StringBuilder sbModifiers = buildModifiers(mi); sb.append(" ") .append(sbModifiers) .append("property get ") .append(pi.getName()) .append("() : ") .append(getGenericType(pi).getName()) .append("\n"); if (!mi.isAbstract()) { generateStub(sb, mi.getReturnType()); } } else { String strJavaClassName = type.getName(); StringBuilder sbModifiers; boolean bAbstact = false; if (bFinal) { bAbstact = mi.isAbstract(); sbModifiers = buildModifiers(mi); } else { sbModifiers = appendVisibilityModifier(pi); } sb.append(" ") .append(sbModifiers) .append("property get ") .append(pi.getName()) .append("() : ") .append(getGenericType(pi).getName()) .append("\n"); if (!bAbstact) { generateStub(sb, getGenericType(pi)); } } mi = getPropertySetMethod(pi, type); bFinal = false; if (mi != null) { int iMethodModifiers = ((IJavaMethodInfo) mi).getModifiers(); bFinal = java.lang.reflect.Modifier.isFinal(iMethodModifiers); } if (mi != null && !bFinal) { StringBuilder sbModifiers = buildModifiers(mi); if (pi.isWritable(pi.getOwnersType())) { sb.append(" ") .append(sbModifiers) .append("property set ") .append(pi.getName()) .append("( _proxy_arg_value : ") .append(getGenericType(pi).getName()) .append(" )\n"); if (!mi.isAbstract()) { generateStub(sb, JavaTypes.pVOID()); } } } else { if (pi.isWritable(type.getEnclosingType() != null ? null : pi.getOwnersType())) { String strJavaClassName = type.getName(); StringBuilder sbModifiers; boolean bAbstact = false; if (bFinal) { bAbstact = mi.isAbstract(); sbModifiers = buildModifiers(mi); } else { sbModifiers = appendVisibilityModifier(pi); } sb.append(" ") .append(sbModifiers) .append("property set ") .append(pi.getName()) .append("( _proxy_arg_value : ") .append(getGenericType(pi).getName()) .append(" )\n"); if (!bAbstact) { generateStub(sb, JavaTypes.pVOID()); } } } } }