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DSL Platform compatible Java JSON library (https://dsl-platform.com)
package com.dslplatform.json.processor;
import com.dslplatform.json.CompiledJson;
import com.dslplatform.json.JsonAttribute;
import com.dslplatform.json.Nullable;
import javax.lang.model.element.ExecutableElement;
import javax.lang.model.element.TypeElement;
import javax.lang.model.element.VariableElement;
import javax.lang.model.type.ArrayType;
import javax.lang.model.type.DeclaredType;
import javax.lang.model.type.TypeKind;
import javax.lang.model.type.TypeMirror;
import java.io.IOException;
import java.io.Writer;
import java.util.List;
import java.util.Map;
import static com.dslplatform.json.processor.CompiledJsonAnnotationProcessor.findConverterName;
import static com.dslplatform.json.processor.Context.nonGenericObject;
import static com.dslplatform.json.processor.Context.sortedAttributes;
import static com.dslplatform.json.processor.Context.typeOrClass;
class ConverterTemplate {
private final Writer code;
private final Context context;
private final EnumTemplate enumTemplate;
ConverterTemplate(Context context, EnumTemplate enumTemplate) {
this.code = context.code;
this.context = context;
this.enumTemplate = enumTemplate;
}
private boolean isStaticEnum(AttributeInfo attr) {
if (!attr.isEnum(context.structs)) return false;
StructInfo target = context.structs.get(attr.typeName);
return target != null && enumTemplate.isStatic(target);
}
void factoryForGenericConverter(final StructInfo si) throws IOException {
String typeName = si.element.getQualifiedName().toString();
String producedType;
if (si.formats.contains(CompiledJson.Format.OBJECT)) {
if (si.formats.contains(CompiledJson.Format.ARRAY)) {
producedType = "com.dslplatform.json.runtime.FormatDescription";
} else {
producedType = "ObjectFormatConverter";
}
} else {
producedType = "ArrayFormatConverter";
}
code.append("\tprivate final static class ConverterFactory implements com.dslplatform.json.DslJson.ConverterFactory<");
code.append(producedType);
code.append("> {\n");
code.append("\t\t@Override\n");
code.append("\t\tpublic ").append(producedType).append(" tryCreate(java.lang.reflect.Type manifest, com.dslplatform.json.DslJson __dsljson) {\n");
code.append("\t\t\tif (manifest instanceof java.lang.reflect.ParameterizedType) {\n");
code.append("\t\t\t\tjava.lang.reflect.ParameterizedType pt = (java.lang.reflect.ParameterizedType) manifest;\n");
code.append("\t\t\t\tjava.lang.Class> rawClass = (java.lang.Class>) pt.getRawType();\n");
code.append("\t\t\t\tif (rawClass.isAssignableFrom(").append(typeName).append(".class)) {\n");
createConverter(si, typeName, "pt.getActualTypeArguments()");
code.append("\t\t\t\t}\n");
code.append("\t\t\t} else if (").append(typeName).append(".class.equals(manifest)) {\n");
code.append("\t\t\t\tjava.lang.reflect.Type[] unknownArgs = new java.lang.reflect.Type[");
code.append(Integer.toString(si.typeParametersNames.size())).append("];\n");
code.append("\t\t\t\tjava.util.Arrays.fill(unknownArgs, Object.class);\n");
code.append("\t\t\t\tif (__dsljson.tryFindReader(Object.class) != null && __dsljson.tryFindWriter(Object.class) != null) {\n");
createConverter(si, typeName, "unknownArgs");
code.append("\t\t\t\t}\n");
code.append("\t\t\t}\n");
code.append("\t\t\treturn null;\n");
code.append("\t\t}\n");
code.append("\t}\n");
}
private void createConverter(StructInfo si, String typeName, String typeArguments) throws IOException {
if (si.formats.contains(CompiledJson.Format.OBJECT)) {
if (si.formats.contains(CompiledJson.Format.ARRAY)) {
code.append("\t\t\t\t\treturn new com.dslplatform.json.runtime.FormatDescription(\n");
code.append("\t\t\t\t\t\t\t").append(typeName).append(".class,\n");
code.append("\t\t\t\t\t\t\tnew ObjectFormatConverter(__dsljson, ").append(typeArguments).append("),\n");
code.append("\t\t\t\t\t\t\tnew ArrayFormatConverter(__dsljson, ").append(typeArguments).append("),\n");
code.append("\t\t\t\t\t\t\t").append(String.valueOf(si.isObjectFormatFirst)).append(",\n");
String typeAlias = si.deserializeName.isEmpty() ? typeName : si.deserializeName;
code.append("\t\t\t\t\t\t\t\"").append(typeAlias).append("\",\n");
code.append("\t\t\t\t\t\t\t__dsljson);\n");
} else {
code.append("\t\t\t\t\treturn new ObjectFormatConverter(__dsljson, ").append(typeArguments).append(");\n");
}
} else {
code.append("\t\t\t\t\treturn new ArrayFormatConverter(__dsljson, ").append(typeArguments).append(");\n");
}
}
private void asFormatConverter(final StructInfo si, final String name, final String className, final boolean binding) throws IOException {
code.append("\tpublic final static class ").append(name);
if (si.isParameterized) {
code.append("<").append(String.join(", ", si.typeParametersNames)).append(">");
}
code.append(" implements com.dslplatform.json.runtime.FormatConverter<");
if (binding) {
code.append(className).append(">, com.dslplatform.json.JsonReader.BindObject<");
}
code.append(className).append("> {\n");
code.append("\t\tprivate final boolean alwaysSerialize;\n");
code.append("\t\tprivate final com.dslplatform.json.DslJson __dsljson;\n");
if (si.isParameterized) {
code.append("\t\tprivate final java.lang.reflect.Type[] actualTypes;\n");
}
for (AttributeInfo attr : si.attributes.values()) {
String typeName = attr.type.toString();
OptimizedConverter converter = context.inlinedConverters.get(typeName);
StructInfo target = context.structs.get(attr.typeName);
if (attr.converter == null && (target == null || target.converter == null) && converter == null && !isStaticEnum(attr) && !attr.isJsonObject) {
List types = attr.collectionContent(context.typeSupport, context.structs);
if (target != null && attr.isEnum(context.structs)) {
code.append("\t\tprivate final ").append(findConverterName(target)).append(".EnumConverter converter_").append(attr.name).append(";\n");
} else if (types != null && types.size() == 1 || (attr.isGeneric && !attr.containsStructOwnerType)) {
String content = extractSingleType(attr, types);
TypeMirror mirror = context.useLazyResolution(content) ? context.findType(content) : null;
if (mirror != null) {
createLazyReaderAndWriter(attr, mirror, "");
} else {
code.append("\t\tprivate final com.dslplatform.json.JsonReader.ReadObject<").append(content).append("> reader_").append(attr.name).append(";\n");
code.append("\t\tprivate final com.dslplatform.json.JsonWriter.WriteObject<").append(content).append("> writer_").append(attr.name).append(";\n");
}
} else if (types != null && types.size() == 2) {
TypeMirror keyMirror = context.useLazyResolution(types.get(0)) ? context.findType(types.get(0)) : null;
if (keyMirror != null) {
createLazyReaderAndWriter(attr, keyMirror, "key_");
} else {
code.append("\t\tprivate final com.dslplatform.json.JsonReader.ReadObject<").append(types.get(0)).append("> key_reader_").append(attr.name).append(";\n");
code.append("\t\tprivate final com.dslplatform.json.JsonWriter.WriteObject<").append(types.get(0)).append("> key_writer_").append(attr.name).append(";\n");
}
TypeMirror valueMirror = context.useLazyResolution(types.get(1)) ? context.findType(types.get(1)) : null;
if (valueMirror != null) {
createLazyReaderAndWriter(attr, valueMirror, "value_");
} else {
code.append("\t\tprivate final com.dslplatform.json.JsonReader.ReadObject<").append(types.get(1)).append("> value_reader_").append(attr.name).append(";\n");
code.append("\t\tprivate final com.dslplatform.json.JsonWriter.WriteObject<").append(types.get(1)).append("> value_writer_").append(attr.name).append(";\n");
}
} else {
createLazyReaderAndWriter(attr, attr.type, "");
}
if (attr.isArray) {
String content = Context.extractRawType(((ArrayType) attr.type).getComponentType());
code.append("\t\tprivate final ").append(content).append("[] emptyArray_").append(attr.name).append(";\n");
}
} else if (converter != null && attr.isArray && attr.notNull) {
if (converter.defaultValue != null) {
code.append("\t\tprivate static final ").append(attr.typeName).append(" emptyArray_").append(attr.name);
code.append(" = ").append(converter.defaultValue).append(";\n");
} else {
String content = Context.extractRawType(((ArrayType) attr.type).getComponentType());
code.append("\t\tprivate final ").append(content).append("[] emptyArray_").append(attr.name).append(";\n");
}
}
}
code.append("\t\tpublic ").append(name).append("(com.dslplatform.json.DslJson __dsljson");
if (si.isParameterized) {
code.append(", java.lang.reflect.Type[] actualTypes");
}
code.append(") {\n");
switch (si.objectFormatPolicy) {
case DEFAULT:
code.append("\t\t\tthis.alwaysSerialize = !__dsljson.omitDefaults;\n");
break;
case MINIMAL:
code.append("\t\t\tthis.alwaysSerialize = false;\n");
break;
case FULL:
code.append("\t\t\tthis.alwaysSerialize = true;\n");
break;
}
code.append("\t\t\tthis.__dsljson = __dsljson;\n");
if (si.isParameterized) {
code.append("\t\t\tthis.actualTypes = actualTypes;\n");
}
for (AttributeInfo attr : si.attributes.values()) {
String typeName = attr.type.toString();
boolean hasConverter = context.inlinedConverters.containsKey(typeName);
List types = attr.collectionContent(context.typeSupport, context.structs);
StructInfo target = context.structs.get(attr.typeName);
if (attr.converter == null && (target == null || target.converter == null) && !hasConverter && !isStaticEnum(attr) && !attr.isJsonObject) {
if (target != null && attr.isEnum(context.structs)) {
code.append("\t\t\tthis.converter_").append(attr.name).append(" = new ").append(findConverterName(target)).append(".EnumConverter(__dsljson);\n");
} else if (types != null && types.size() == 1) {
String content = types.get(0);
OptimizedConverter converter = context.inlinedConverters.get(content);
if (converter != null) {
code.append("\t\t\tthis.reader_").append(attr.name).append(" = ").append(converter.decoderField).append(";\n");
code.append("\t\t\tthis.writer_").append(attr.name).append(" = ").append(converter.encoderField).append(";\n");
} else if (!context.useLazyResolution(content)) {
String type = typeOrClass(nonGenericObject(content), content);
code.append("\t\t\tthis.reader_").append(attr.name).append(" = __dsljson.tryFindReader(").append(type).append(");\n");
code.append("\t\t\tthis.writer_").append(attr.name).append(" = __dsljson.tryFindWriter(").append(type).append(");\n");
}
} else if (types != null && types.size() == 2) {
OptimizedConverter converterKey = context.inlinedConverters.get(types.get(0));
if (converterKey != null) {
code.append("\t\t\tthis.key_reader_").append(attr.name).append(" = ").append(converterKey.decoderField).append(";\n");
code.append("\t\t\tthis.key_writer_").append(attr.name).append(" = ").append(converterKey.encoderField).append(";\n");
} else if (!context.useLazyResolution(types.get(0))) {
String typeKey = typeOrClass(nonGenericObject(types.get(0)), types.get(0));
code.append("\t\t\tthis.key_reader_").append(attr.name).append(" = __dsljson.tryFindReader(").append(typeKey).append(");\n");
code.append("\t\t\tthis.key_writer_").append(attr.name).append(" = __dsljson.tryFindWriter(").append(typeKey).append(");\n");
}
OptimizedConverter converterValue = context.inlinedConverters.get(types.get(1));
if (converterValue != null) {
code.append("\t\t\tthis.value_reader_").append(attr.name).append(" = ").append(converterValue.decoderField).append(";\n");
code.append("\t\t\tthis.value_writer_").append(attr.name).append(" = ").append(converterValue.encoderField).append(";\n");
} else if (!context.useLazyResolution(types.get(1))) {
String typeValue = typeOrClass(nonGenericObject(types.get(1)), types.get(1));
code.append("\t\t\tthis.value_reader_").append(attr.name).append(" = __dsljson.tryFindReader(").append(typeValue).append(");\n");
code.append("\t\t\tthis.value_writer_").append(attr.name).append(" = __dsljson.tryFindWriter(").append(typeValue).append(");\n");
}
} else if (attr.isGeneric && !attr.containsStructOwnerType) {
String type;
if (attr.isArray) {
type = createTypeSignature(((ArrayType) attr.type).getComponentType(), attr.typeVariablesIndex);
} else {
type = createTypeSignature(attr.type, attr.typeVariablesIndex);
}
code.append("\t\t\tjava.lang.reflect.Type manifest_").append(attr.name).append(" = ").append(type).append(";\n");
code.append("\t\t\tthis.reader_").append(attr.name).append(" = __dsljson.tryFindReader(manifest_").append(attr.name).append(");\n");
code.append("\t\t\tif (reader_").append(attr.name).append(" == null) {\n");
code.append("\t\t\t\tthrow new com.dslplatform.json.ConfigurationException(\"Unable to find reader for \" + manifest_").append(attr.name);
code.append(" + \". Enable runtime conversion by initializing DslJson with new DslJson<>(Settings.withRuntime().includeServiceLoader())\");\n");
code.append("\t\t\t}\n");
code.append("\t\t\tthis.writer_").append(attr.name).append(" = __dsljson.tryFindWriter(manifest_").append(attr.name).append(");\n");
code.append("\t\t\tif (writer_").append(attr.name).append(" == null) {\n");
code.append("\t\t\t\tthrow new com.dslplatform.json.ConfigurationException(\"Unable to find writer for \" + manifest_").append(attr.name);
code.append(" + \". Enable runtime conversion by initializing DslJson with new DslJson<>(Settings.withRuntime().includeServiceLoader())\");\n");
code.append("\t\t\t}\n");
}
if (attr.isArray) {
TypeMirror arrayComponentType = ((ArrayType) attr.type).getComponentType();
code.append("\t\t\tthis.emptyArray_").append(attr.name).append(" = ");
String content = arrayComponentType.toString();
code.append("(").append(content).append("[]) java.lang.reflect.Array.newInstance((Class>) ");
buildArrayType(arrayComponentType, attr.typeVariablesIndex);
code.append(", 0);\n");
}
}
}
code.append("\t\t}\n");
if (binding) {
code.append("\t\tpublic ").append(className).append(" read(final com.dslplatform.json.JsonReader reader) throws java.io.IOException {\n");
code.append("\t\t\tif (reader.wasNull()) return null;\n");
code.append("\t\t\treturn bind(reader, ");
if (si.annotatedFactory != null) {
code.append(si.annotatedFactory.getEnclosingElement().toString()).append(".").append(si.annotatedFactory.getSimpleName()).append("());\n");
} else {
code.append("new ").append(className).append("());\n");
}
code.append("\t\t}\n");
}
}
private String extractTypeSignature(AttributeInfo attr, TypeMirror type) {
if (attr.isGeneric) {
return createTypeSignature(type, attr.typeVariablesIndex);
}
String typeName = type.toString();
return typeOrClass(nonGenericObject(typeName), typeName);
}
private String extractSingleType(AttributeInfo attr, @Nullable List types) {
if (types == null || attr.isGeneric) {
if (attr.isArray) {
return ((ArrayType) attr.type).getComponentType().toString();
}
return attr.typeName;
}
return types.get(0);
}
private void createLazyReaderAndWriter(AttributeInfo attr, TypeMirror mirror, String namePrefix) throws IOException {
String type = extractTypeSignature(attr, mirror);
String typeName = mirror.toString();
code.append("\t\tprivate com.dslplatform.json.JsonReader.ReadObject<").append(typeName).append("> ").append(namePrefix).append("reader_").append(attr.name).append(";\n");
code.append("\t\tprivate com.dslplatform.json.JsonReader.ReadObject<").append(typeName).append("> ").append(namePrefix).append("reader_").append(attr.name).append("() {\n");
code.append("\t\t\tif (").append(namePrefix).append("reader_").append(attr.name).append(" == null) {\n");
code.append("\t\t\t\tjava.lang.reflect.Type manifest = ").append(type).append(";\n");
code.append("\t\t\t\t").append(namePrefix).append("reader_").append(attr.name).append(" = __dsljson.tryFindReader(manifest);\n");
code.append("\t\t\t\tif (").append(namePrefix).append("reader_").append(attr.name).append(" == null) {\n");
code.append("\t\t\t\t\tthrow new com.dslplatform.json.ConfigurationException(\"Unable to find reader for \" + manifest + \". Enable runtime conversion by initializing DslJson with new DslJson<>(Settings.basicSetup())\");\n");
code.append("\t\t\t\t}\n");
code.append("\t\t\t}\n");
code.append("\t\t\treturn ").append(namePrefix).append("reader_").append(attr.name).append(";\n");
code.append("\t\t}\n");
code.append("\t\tprivate com.dslplatform.json.JsonWriter.WriteObject<").append(typeName).append("> ").append(namePrefix).append("writer_").append(attr.name).append(";\n");
code.append("\t\tprivate com.dslplatform.json.JsonWriter.WriteObject<").append(typeName).append("> ").append(namePrefix).append("writer_").append(attr.name).append("() {\n");
code.append("\t\t\tif (").append(namePrefix).append("writer_").append(attr.name).append(" == null) {\n");
code.append("\t\t\t\tjava.lang.reflect.Type manifest = ").append(type).append(";\n");
code.append("\t\t\t\t").append(namePrefix).append("writer_").append(attr.name).append(" = __dsljson.tryFindWriter(manifest);\n");
code.append("\t\t\t\tif (").append(namePrefix).append("writer_").append(attr.name).append(" == null) {\n");
code.append("\t\t\t\t\tthrow new com.dslplatform.json.ConfigurationException(\"Unable to find writer for \" + manifest + \". Enable runtime conversion by initializing DslJson with new DslJson<>(Settings.basicSetup())\");\n");
code.append("\t\t\t\t}\n");
code.append("\t\t\t}\n");
code.append("\t\t\treturn ").append(namePrefix).append("writer_").append(attr.name).append(";\n");
code.append("\t\t}\n");
}
private String createTypeSignature(TypeMirror type, Map typeVariableIndexes) {
StringBuilder builder = new StringBuilder();
createTypeSignature(type, typeVariableIndexes, builder);
return builder.toString();
}
private void createTypeSignature(TypeMirror type, Map typeVariableIndexes, StringBuilder builder) {
if (type.getKind() == TypeKind.DECLARED) {
DeclaredType declaredType = (DeclaredType) type;
if (declaredType.getTypeArguments().isEmpty()) {
builder.append(type.toString()).append(".class");
} else {
TypeElement typeElement = (TypeElement) declaredType.asElement();
builder.append("com.dslplatform.json.runtime.Generics.makeParameterizedType(").append(typeElement.getQualifiedName()).append(".class");
for (TypeMirror typeArgument : declaredType.getTypeArguments()) {
builder.append(", ");
createTypeSignature(typeArgument, typeVariableIndexes, builder);
}
builder.append(")");
}
} else if (type.getKind() == TypeKind.ARRAY) {
ArrayType arrayType = (ArrayType) type;
builder.append("com.dslplatform.json.runtime.Generics.makeArrayType(");
createTypeSignature(arrayType.getComponentType(), typeVariableIndexes, builder);
builder.append(")");
} else if (typeVariableIndexes.containsKey(type.toString())) {
builder.append("actualTypes[").append(typeVariableIndexes.get(type.toString())).append("]");
} else {
builder.append(type.toString()).append(".class");
}
}
private void buildArrayType(TypeMirror type, Map typeVariableIndexes) throws IOException {
if (type.getKind() == TypeKind.DECLARED) {
DeclaredType declaredType = (DeclaredType) type;
if (declaredType.getTypeArguments().isEmpty()) {
code.append(type.toString());
} else {
String fullName = type.toString();
int first = fullName.indexOf('<');
code.append(fullName, 0, first);
}
code.append(".class");
} else if (type.getKind() == TypeKind.ARRAY) {
ArrayType arrayType = (ArrayType) type;
code.append("com.dslplatform.json.runtime.Generics.makeArrayType(");
buildArrayType(arrayType.getComponentType(), typeVariableIndexes);
code.append(")");
} else if (typeVariableIndexes.containsKey(type.toString())) {
code.append("actualTypes[").append(Integer.toString(typeVariableIndexes.get(type.toString()))).append("]");
} else {
code.append(type.toString()).append(".class");
}
}
void emptyObject(final StructInfo si, String className) throws IOException {
asFormatConverter(si, "ObjectFormatConverter", className, true);
List sortedAttributes = sortedAttributes(si);
writeObject(si, className, sortedAttributes);
code.append("\t\tpublic ").append(className).append(" bind(final com.dslplatform.json.JsonReader reader, final ");
code.append(className).append(" instance) throws java.io.IOException {\n");
code.append("\t\t\tif (reader.last() != '{') throw reader.newParseError(\"Expecting '{' for object start\");\n");
code.append("\t\t\treader.getNextToken();\n");
code.append("\t\t\tbindContent(reader, instance);\n");
code.append("\t\t\treturn instance;\n");
code.append("\t\t}\n");
code.append("\t\tpublic ").append(className).append(" readContent(final com.dslplatform.json.JsonReader reader) throws java.io.IOException {\n");
code.append("\t\t\t").append(className).append(" instance = ");
if (si.annotatedFactory != null) {
code.append(si.annotatedFactory.getEnclosingElement().toString()).append(".").append(si.annotatedFactory.getSimpleName()).append("();\n ");
} else {
code.append("new ").append(className).append("();\n ");
}
code.append("\t\t\tbindContent(reader, instance);\n");
code.append("\t\t\treturn instance;\n");
code.append("\t\t}\n");
code.append("\t\tpublic void bindContent(final com.dslplatform.json.JsonReader reader, final ");
code.append(className).append(" instance) throws java.io.IOException {\n");
code.append("\t\t\tif (reader.last() == '}')");
checkMandatory(sortedAttributes, 0);
int i = 0;
for (AttributeInfo attr : sortedAttributes) {
String mn = si.minifiedNames.get(attr.id);
if (i > 0) {
code.append("\t\t\tif (reader.getNextToken() == '}') ");
checkMandatory(sortedAttributes, i);
code.append("\t\t\tif (reader.last() != ',') throw reader.newParseError(\"Expecting ',' for other mandatory properties\"); else reader.getNextToken();\n");
}
code.append("\t\t\tif (reader.fillNameWeakHash() != ").append(Integer.toString(calcWeakHash(mn != null ? mn : attr.id)));
code.append(" || !reader.wasLastName(name_").append(attr.name).append(")) { bindSlow(reader, instance, ");
code.append(Integer.toString(i)).append("); return; }\n");
code.append("\t\t\treader.getNextToken();\n");
processPropertyValue(attr, "\t", true);
i += 1;
}
if (si.onUnknown == CompiledJson.Behavior.FAIL) {
if (si.discriminator.length() > 0 && !si.attributes.containsKey(si.discriminator)) {
code.append("\t\t\tif (reader.getNextToken() == '}') return;\n");
if (si.attributes.isEmpty()) {
code.append("\t\t\tif (reader.last() == '\"') {\n");
} else {
code.append("\t\t\tif (reader.last() == ',') {\n");
code.append("\t\t\t\treader.getNextToken();\n");
}
code.append("\t\t\t\treader.fillNameWeakHash();\n");
code.append("\t\t\t\tbindSlow(reader, instance, ").append(Integer.toString(sortedAttributes.size())).append(");\n");
code.append("\t\t\t\treturn;\n");
code.append("\t\t\t}\n");
code.append("\t\t\tthrow reader.newParseError(\"Expecting '}' for object end since unknown properties are not allowed on ");
code.append(className).append("\");\n");
} else {
code.append("\t\t\tif (reader.getNextToken() != '}') throw reader.newParseError(\"Expecting '}' for object end since unknown properties are not allowed on ");
code.append(className).append("\");\n");
}
} else {
boolean hasDiscriminator = si.discriminator.length() > 0 && !si.attributes.containsKey(si.discriminator) && si.attributes.isEmpty();
boolean hasProperties = !si.attributes.isEmpty();
if (hasDiscriminator) {
code.append("\t\t\tif (reader.last() == '\"') {\n");
} else {
if (hasProperties) {
code.append("\t\t\tif (reader.getNextToken() != '}') {\n");
code.append("\t\t\t\tif (reader.last() == ',') {\n");
code.append("\t\t\t\t\treader.getNextToken();\n");
} else {
code.append("\t\t\tif (reader.last() != '\"') throw reader.newParseError(\"Expecting '}' for object end or '\\\"' for attribute start\");\n");
code.append("\t\t\treader.fillNameWeakHash();\n");
code.append("\t\t\tbindSlow(reader, instance, 0);\n");
}
}
if (hasDiscriminator || hasProperties) {
code.append("\t\t\t\t\treader.fillNameWeakHash();\n");
code.append("\t\t\t\t\tbindSlow(reader, instance, ").append(Integer.toString(sortedAttributes.size())).append(");\n");
code.append("\t\t\t\t}\n");
code.append("\t\t\t\tif (reader.last() != '}') throw reader.newParseError(\"Expecting '}' for object end\");\n");
if (!hasDiscriminator) {
code.append("\t\t\t}\n");
}
}
}
code.append("\t\t}\n");
code.append("\t\tprivate void bindSlow(final com.dslplatform.json.JsonReader reader, final ");
code.append(className).append(" instance, int index) throws java.io.IOException {\n");
i = 0;
for (AttributeInfo attr : sortedAttributes) {
boolean nonPrimitive = attr.typeName.equals(Analysis.objectName(attr.typeName));
if (attr.mandatory || attr.notNull && nonPrimitive) {
code.append("\t\t\tboolean __detected_").append(attr.name).append("__ = index > ").append(Integer.toString(i)).append(";\n");
}
i += 1;
}
code.append("\t\t\tswitch(reader.getLastHash()) {\n");
handleSwitch(si, "\t\t\t", true);
code.append("\t\t\t}\n");
if (sortedAttributes.isEmpty()) {
code.append("\t\t}\n");
code.append("\t}\n");
return;
}
code.append("\t\t\twhile (reader.last() == ','){\n");
code.append("\t\t\t\treader.getNextToken();\n");
code.append("\t\t\t\tswitch(reader.fillName()) {\n");
handleSwitch(si, "\t\t\t\t", true);
code.append("\t\t\t\t}\n");
code.append("\t\t\t}\n");
code.append("\t\t\tif (reader.last() != '}') throw reader.newParseError(\"Expecting '}' for object end\");\n");
for (AttributeInfo attr : sortedAttributes) {
boolean nonPrimitive = attr.typeName.equals(Analysis.objectName(attr.typeName));
String defaultValue = context.getDefault(attr);
if (attr.isArray && attr.notNull) {
defaultValue = "emptyArray_" + attr.name;
}
if (attr.mandatory || attr.notNull && nonPrimitive && "null".equals(defaultValue)) {
code.append("\t\t\tif (!__detected_").append(attr.name).append("__) throw reader.newParseErrorAt(\"Property '");
code.append(attr.name).append("' is ");
if (attr.mandatory) code.append("mandatory");
else code.append("not-nullable and doesn't have a default");
code.append(" but was not found in JSON\", 0);\n");
} else if (attr.notNull && nonPrimitive) {
code.append("\t\t\tif (!__detected_").append(attr.name).append("__ && instance.");
if (attr.field != null) code.append(attr.field.getSimpleName());
else code.append(attr.writeMethod.getSimpleName()).append("()");
code.append(" == null) {\n");
code.append("\t\t\t\tinstance.");
if (attr.field != null) code.append(attr.field.getSimpleName()).append(" = ").append(defaultValue).append(";\n");
else code.append(attr.writeMethod.getSimpleName()).append("(").append(defaultValue).append(");\n");
code.append("\t\t\t}\n");
}
}
code.append("\t\t}\n");
code.append("\t}\n");
}
void fromObject(final StructInfo si, final String className) throws IOException {
asFormatConverter(si, "ObjectFormatConverter", className, false);
List sortedAttributes = sortedAttributes(si);
writeObject(si, className, sortedAttributes);
code.append("\t\tpublic ").append(className).append(" read(final com.dslplatform.json.JsonReader reader) throws java.io.IOException {\n");
code.append("\t\t\tif (reader.wasNull()) return null;\n");
code.append("\t\t\telse if (reader.last() != '{') throw reader.newParseError(\"Expecting '{' for object start\");\n");
code.append("\t\t\treader.getNextToken();\n");
code.append("\t\t\treturn readContent(reader);\n");
code.append("\t\t}\n");
code.append("\t\tpublic ").append(className).append(" readContent(final com.dslplatform.json.JsonReader reader) throws java.io.IOException {\n");
for (AttributeInfo attr : sortedAttributes) {
String typeName = attr.type.toString();
code.append("\t\t\t").append(typeName).append(" _").append(attr.name).append("_ = ");
boolean nonPrimitive = attr.typeName.equals(Analysis.objectName(attr.typeName));
String defaultValue = context.getDefault(attr);
if (attr.isArray && attr.notNull) {
code.append("emptyArray_").append(attr.name);
} else if (context.isObjectInstance(attr)) {
code.append("null");
} else {
code.append(context.getDefault(attr));
}
code.append(";\n");
if (attr.mandatory || attr.notNull && nonPrimitive && ("null".equals(defaultValue) || context.isObjectInstance(attr))) {
code.append("\t\t\tboolean __detected_").append(attr.name).append("__ = false;\n");
}
}
code.append("\t\t\tif (reader.last() == '}') {\n");
checkMandatory(sortedAttributes, "\t\t\t\t");
returnInstance("\t\t\t\t", si, className);
code.append("\t\t\t}\n");
code.append("\t\t\tswitch(reader.fillName()) {\n");
handleSwitch(si, "\t\t\t", false);
code.append("\t\t\t}\n");
code.append("\t\t\twhile (reader.last() == ','){\n");
code.append("\t\t\t\treader.getNextToken();\n");
code.append("\t\t\t\tswitch(reader.fillName()) {\n");
handleSwitch(si, "\t\t\t\t", false);
code.append("\t\t\t\t}\n");
code.append("\t\t\t}\n");
code.append("\t\t\tif (reader.last() != '}') throw reader.newParseError(\"Expecting '}' for object end\");\n");
checkMandatory(sortedAttributes, "\t\t\t");
returnInstance("\t\t\t", si, className);
code.append("\t\t}\n");
code.append("\t}\n");
}
private void writeDiscriminator(final StructInfo si) throws IOException {
String name = si.deserializeName.isEmpty() ? si.binaryName.replace('$', '.') : si.deserializeName;
code.append("\t\t\t\twriter.writeAscii(\"\\\"").append(si.discriminator).append("\\\":\\\"").append(name).append("\\\"");
if (!si.attributes.isEmpty()) {
code.append(",");
}
code.append("\");\n");
}
private void writeObject(final StructInfo si, final String className, List sortedAttributes) throws IOException {
boolean isFirst = true;
for (AttributeInfo attr : sortedAttributes) {
String prefix = isFirst ? "" : ",";
isFirst = false;
code.append("\t\tprivate static final byte[] quoted_").append(attr.name).append(" = \"").append(prefix);
code.append("\\\"").append(attr.id).append("\\\":\".getBytes(utf8);\n");
code.append("\t\tprivate static final byte[] name_").append(attr.name).append(" = \"").append(attr.id).append("\".getBytes(utf8);\n");
}
code.append("\t\tpublic final void write(final com.dslplatform.json.JsonWriter writer, final ");
code.append(className).append(" instance) {\n");
code.append("\t\t\tif (instance == null) writer.writeNull();\n");
code.append("\t\t\telse {\n");
code.append("\t\t\t\twriter.writeByte((byte)'{');\n");
if (si.discriminator.length() > 0 && !si.attributes.containsKey(si.discriminator)) {
writeDiscriminator(si);
if (!si.attributes.isEmpty()) {
code.append("\t\t\t\tif (alwaysSerialize) { writeContentFull(writer, instance); writer.writeByte((byte)'}'); }\n");
code.append("\t\t\t\telse { writeContentMinimal(writer, instance); writer.getByteBuffer()[writer.size() - 1] = '}'; }\n");
} else {
code.append("\t\t\t\twriter.writeByte((byte)'}');\n");
}
} else {
code.append("\t\t\t\tif (alwaysSerialize) { writeContentFull(writer, instance); writer.writeByte((byte)'}'); }\n");
code.append("\t\t\t\telse if (writeContentMinimal(writer, instance)) writer.getByteBuffer()[writer.size() - 1] = '}';\n");
code.append("\t\t\t\telse writer.writeByte((byte)'}');\n");
}
code.append("\t\t\t}\n");
code.append("\t\t}\n");
code.append("\t\tpublic void writeContentFull(final com.dslplatform.json.JsonWriter writer, final ");
code.append(className).append(" instance) {\n");
for (AttributeInfo attr : sortedAttributes) {
code.append("\t\t\twriter.writeAscii(quoted_").append(attr.name).append(");\n");
writeProperty(attr, false, "\t\t\t");
}
code.append("\t\t}\n");
code.append("\t\tpublic boolean writeContentMinimal(final com.dslplatform.json.JsonWriter writer, final ");
code.append(className).append(" instance) {\n");
code.append("\t\t\tboolean hasWritten = false;\n");
for (AttributeInfo attr : sortedAttributes) {
String defaultValue = context.getDefault(attr);
boolean checkDefaults = attr.includeToMinimal != JsonAttribute.IncludePolicy.ALWAYS;
String typeName = attr.type.toString();
boolean isPrimitive = !typeName.equals(Analysis.objectName(typeName));
String readValue = "instance." + attr.readProperty;
if (checkDefaults) {
code.append("\t\t\tif (");
if ("null".equals(defaultValue) || isPrimitive) {
code.append(readValue).append(" != ").append(defaultValue);
} else if (attr.notNull && attr.isArray) {
code.append(readValue).append(" != null && ").append(readValue).append(".length != 0");
} else if (attr.notNull && (attr.isList || attr.isSet || attr.isMap)) {
code.append(readValue).append(" != null && !").append(readValue).append(".isEmpty()");
} else {
StructInfo target = context.structs.get(attr.typeName);
if (target != null && (target.hasEmptyCtor() || target.hasKnownConversion() || target.annotatedFactory != null)) {
code.append(readValue).append(" != null");
} else {
code.append(readValue).append(" != null && !").append(defaultValue).append(".equals(").append(readValue).append(")");
}
}
code.append(") {\n");
}
String alignment = checkDefaults ? "\t\t\t\t" : "\t\t\t";
code.append(alignment).append("writer.writeByte((byte)'\"'); writer.writeAscii(name_").append(attr.name).append("); writer.writeByte((byte)'\"'); writer.writeByte((byte)':');\n");
writeProperty(attr, checkDefaults, alignment);
code.append(alignment).append("writer.writeByte((byte)','); hasWritten = true;\n");
if (checkDefaults) {
code.append("\t\t\t}");
if (attr.notNull && !isPrimitive) {
code.append(" else ");
if (!"null".equals(defaultValue) || attr.isArray || attr.isList || attr.isSet || attr.isMap) {
code.append("if (").append(readValue).append(" == null) ");
}
code.append("throw new com.dslplatform.json.ConfigurationException(\"Property '");
code.append(attr.name).append("' is not allowed to be null\");\n");
} else code.append("\n");
}
}
code.append("\t\t\treturn hasWritten;\n");
code.append("\t\t}\n");
}
private void checkMandatory(final List attributes, final int start) throws IOException {
StringBuilder sb = new StringBuilder();
for (int i = start; i < attributes.size(); i++) {
AttributeInfo attr = attributes.get(i);
boolean nonPrimitive = attr.typeName.equals(Analysis.objectName(attr.typeName));
String defaultValue = context.getDefault(attr);
if (attr.mandatory || attr.notNull && nonPrimitive && "null".equals(defaultValue)) {
int length = sb.length();
if (!attr.mandatory) {
sb.append("\t\t\t\tif (instance.").append(attr.readProperty).append(" == null)");
}
sb.append(" throw reader.newParseErrorAt(\"Property '").append(attr.name).append("' is ");
if (attr.mandatory) sb.append("mandatory");
else sb.append("not-nullable and doesn't have a default");
sb.append(" but was not found in JSON\", 0);\n");
if (attr.mandatory) {
if (length != 0) code.append(" { \n");
code.append(sb.toString());
if (length != 0) code.append(" } ");
return;
}
} else if (attr.notNull && nonPrimitive) {
if (attr.isArray) {
defaultValue = "emptyArray_" + attr.name;
}
if (!"null".equals(defaultValue)) {
sb.append(" if (instance.");
if (attr.field != null) sb.append(attr.field.getSimpleName());
else sb.append(attr.writeMethod.getSimpleName()).append("()");
sb.append(" == null) instance.");
if (attr.field != null) sb.append(attr.field.getSimpleName()).append(" = ").append(defaultValue).append("; ");
else sb.append(attr.writeMethod.getSimpleName()).append("(").append(defaultValue).append("); ");
}
}
}
if (sb.length() > 0) {
code.append(" {\n");
code.append(sb.toString());
code.append("\t\t\t\treturn;\n\t\t\t}\n");
} else {
code.append(" return;\n");
}
}
private void checkMandatory(final List attributes, String padding) throws IOException {
for (AttributeInfo attr : attributes) {
boolean nonPrimitive = attr.typeName.equals(Analysis.objectName(attr.typeName));
String defaultValue = context.getDefault(attr);
if (attr.mandatory || attr.notNull && nonPrimitive && ("null".equals(defaultValue) || context.isObjectInstance(attr))) {
code.append(padding).append("if (!__detected_").append(attr.name).append("__) throw reader.newParseErrorAt(\"Property '");
code.append(attr.name).append("' is ");
if (attr.mandatory) code.append("mandatory");
else code.append("not-nullable and doesn't have a default");
code.append(" but was not found in JSON\", 0);\n");
}
}
}
void emptyArray(final StructInfo si, final String className) throws IOException {
asFormatConverter(si, "ArrayFormatConverter", className, true);
List sortedAttributes = sortedAttributes(si);
writeArray(className, sortedAttributes);
code.append("\t\tpublic ").append(className).append(" readContent(final com.dslplatform.json.JsonReader reader) throws java.io.IOException {\n");
code.append("\t\t\t").append(className).append(" instance = ");
if (si.annotatedFactory != null) {
code.append(si.annotatedFactory.getEnclosingElement().toString()).append(".").append(si.annotatedFactory.getSimpleName()).append("();\n ");
} else {
code.append("new ").append(className).append("();\n ");
}
code.append("\t\t\tbind(reader, instance);\n");
code.append("\t\t\treturn instance;\n");
code.append("\t\t}\n");
code.append("\t\tpublic ").append(className).append(" bind(final com.dslplatform.json.JsonReader reader, final ");
code.append(className).append(" instance) throws java.io.IOException {\n");
code.append("\t\t\tif (reader.last() != '[') throw reader.newParseError(\"Expecting '[' for object start\");\n");
int i = sortedAttributes.size();
for (AttributeInfo attr : sortedAttributes) {
code.append("\t\t\treader.getNextToken();\n");
processPropertyValue(attr, "\t", true);
i--;
if (i > 0) {
code.append("\t\t\tif (reader.getNextToken() != ',') throw reader.newParseError(\"Expecting ',' for other object elements\");\n");
}
}
code.append("\t\t\tif (reader.getNextToken() != ']') throw reader.newParseError(\"Expecting ']' for object end\");\n");
code.append("\t\t\treturn instance;\n");
code.append("\t\t}\n");
code.append("\t}\n");
}
void fromArray(final StructInfo si, final String className) throws IOException {
asFormatConverter(si, "ArrayFormatConverter", className, false);
List sortedAttributes = sortedAttributes(si);
writeArray(className, sortedAttributes);
code.append("\t\tpublic ").append(className).append(" read(final com.dslplatform.json.JsonReader reader) throws java.io.IOException {\n");
code.append("\t\t\tif (reader.wasNull()) return null;\n");
code.append("\t\t\telse if (reader.last() != '[') throw reader.newParseError(\"Expecting '[' for object start\");\n");
code.append("\t\t\treturn readContent(reader);\n");
code.append("\t\t}\n");
code.append("\t\tpublic ").append(className).append(" readContent(final com.dslplatform.json.JsonReader reader) throws java.io.IOException {\n");
int i = sortedAttributes.size();
for (AttributeInfo attr : sortedAttributes) {
code.append("\t\t\tfinal ").append(attr.type.toString()).append(" _").append(attr.name).append("_;\n");
code.append("\t\t\treader.getNextToken();\n");
processPropertyValue(attr, "\t", false);
i--;
if (i > 0) {
code.append("\t\t\tif (reader.getNextToken() != ',') throw reader.newParseError(\"Expecting ',' for other object elements\");\n");
}
}
code.append("\t\t\tif (reader.getNextToken() != ']') throw reader.newParseError(\"Expecting ']' for object end\");\n");
returnInstance("\t\t\t", si, className);
code.append("\t\t}\n");
code.append("\t}\n");
}
private void returnInstance(final String alignment, StructInfo info, final String className) throws IOException {
code.append(alignment).append("return ");
//builder can be invalid, so execute it only when other methods are not available
if (info.annotatedFactory == null && info.selectedConstructor() == null && info.builder != null) {
ExecutableElement factory = info.builder.factory;
if (factory != null) {
code.append(factory.getEnclosingElement().toString()).append(".").append(factory.getSimpleName()).append("()");
} else {
code.append("new ").append(info.builder.type.toString()).append("()");
}
for(AttributeInfo att : info.attributes.values()) {
code.append(".").append(att.writeMethod.getSimpleName()).append("(_").append(att.name).append("_)");
}
code.append(".").append(info.builder.build.getSimpleName()).append("();\n");
return;
}
final List extends VariableElement> params;
if (info.annotatedFactory != null) {
code.append(info.annotatedFactory.getEnclosingElement().toString()).append(".").append(info.annotatedFactory.getSimpleName()).append("(");
params = info.annotatedFactory.getParameters();
} else {
code.append("new ").append(className).append("(");
params = info.selectedConstructor().getParameters();
}
int i = params.size();
for (VariableElement p : params) {
code.append("_").append(p.getSimpleName()).append("_");
i--;
if (i > 0) code.append(", ");
}
code.append(");\n");
}
private void writeArray(final String className, List sortedAttributes) throws IOException {
code.append("\t\tpublic final void write(final com.dslplatform.json.JsonWriter writer, final ");
code.append(className).append(" instance) {\n");
code.append("\t\t\tif (instance == null) writer.writeNull();\n");
code.append("\t\t\telse {\n");
code.append("\t\t\t\twriter.writeByte((byte)'[');\n");
code.append("\t\t\t\twriteContentFull(writer, instance);\n");
code.append("\t\t\t\twriter.writeByte((byte)']');\n");
code.append("\t\t\t}\n");
code.append("\t\t}\n");
code.append("\t\tpublic boolean writeContentMinimal(final com.dslplatform.json.JsonWriter writer, final ");
code.append(className).append(" instance) {\n");
if (sortedAttributes.isEmpty()) {
code.append("\t\t\treturn false;\n");
code.append("\t\t}\n");
} else {
code.append("\t\t\twriteContentFull(writer, instance);\n");
code.append("\t\t\treturn true;\n");
code.append("\t\t}\n");
}
code.append("\t\tpublic void writeContentFull(final com.dslplatform.json.JsonWriter writer, final ");
code.append(className).append(" instance) {\n");
int i = sortedAttributes.size();
for (AttributeInfo attr : sortedAttributes) {
writeProperty(attr, false, "\t\t\t");
i--;
if (i > 0) code.append("\t\t\twriter.writeByte((byte)',');\n");
}
code.append("\t\t}\n");
}
private void writeProperty(AttributeInfo attr, boolean checkedDefault, String alignment) throws IOException {
String typeName = attr.type.toString();
String readValue = "instance." + attr.readProperty;
StructInfo target = context.structs.get(attr.typeName);
String objectType = Analysis.objectName(typeName);
boolean canBeNull = !checkedDefault && objectType.equals(typeName);
if (attr.notNull && canBeNull) {
code.append(alignment).append("if (").append(readValue);
code.append(" == null) throw new com.dslplatform.json.ConfigurationException(\"Property '").append(attr.name).append("' is not allowed to be null\");\n");
code.append(alignment);
} else if (canBeNull) {
code.append(alignment).append("if (").append(readValue).append(" == null) writer.writeNull();\n");
code.append(alignment).append("else ");
} else {
code.append(alignment);
}
if (attr.converter != null) {
code.append(attr.converter.fullName).append(".").append(attr.converter.writer).append(".write(writer, ").append(readValue).append(");\n");
} else if (attr.isJsonObject) {
code.append(readValue).append(".serialize(writer, !alwaysSerialize);\n");
} else if (target != null && target.converter != null) {
code.append(target.converter.fullName).append(".").append(target.converter.writer).append(".write(writer, ").append(readValue).append(");\n");
} else {
OptimizedConverter optimizedConverter = context.inlinedConverters.get(typeName);
List types = attr.collectionContent(context.typeSupport, context.structs);
if (optimizedConverter != null) {
code.append(optimizedConverter.nonNullableEncoder("writer", readValue)).append(";\n");
} else if (target != null && attr.isEnum(context.structs)) {
enumTemplate.writeName(code, target, readValue, "converter_" + attr.name);
} else if (types != null) {
code.append("writer.serialize(").append(readValue);
if (attr.isMap) {
code.append(", key_writer_").append(attr.name).append(context.useLazyResolution(types.get(0)) ? "()" : "");
code.append(", value_writer_").append(attr.name).append(context.useLazyResolution(types.get(1)) ? "()" : "").append(");\n");
} else {
String content = extractSingleType(attr, types);
code.append(", writer_").append(attr.name).append(context.useLazyResolution(content) ? "()" : "").append(");\n");
}
} else if (attr.isGeneric && !attr.containsStructOwnerType) {
String content = extractSingleType(attr, null);
if (attr.isArray) {
code.append("writer.serialize(").append(readValue).append(", writer_").append(attr.name);
code.append(context.useLazyResolution(content) ? "()" : "").append(");\n");
} else {
code.append("writer_").append(attr.name).append(context.useLazyResolution(content) ? "()" : "").append(".write(writer, ").append(readValue).append(");\n");
}
} else {
code.append("writer_").append(attr.name).append("().write(writer, ").append(readValue).append(");\n");
}
}
}
private void handleSwitch(StructInfo si, String alignment, boolean useInstance) throws IOException {
for (AttributeInfo attr : si.attributes.values()) {
String mn = si.minifiedNames.get(attr.id);
code.append(alignment).append("\tcase ").append(Integer.toString(StructInfo.calcHash(mn != null ? mn : attr.id))).append(":\n");
for (String an : attr.alternativeNames) {
code.append(alignment).append("\tcase ").append(Integer.toString(StructInfo.calcHash(an))).append(":\n");
}
if (attr.fullMatch) {
code.append(alignment).append("\t\tif (!reader.wasLastName(name_").append(attr.name).append(")) {\n");
if (si.onUnknown == CompiledJson.Behavior.FAIL) {
code.append(alignment).append("\t\tthrow reader.newParseErrorWith(\"Unknown property detected\", reader.getLastName().length() + 3, \"\", \"Unknown property detected\", reader.getLastName(), \"\");\n");
} else {
code.append(alignment).append("\t\treader.getNextToken(); reader.skip(); break;\n");
}
code.append(alignment).append("\t\t}\n");
}
boolean nonPrimitive = attr.typeName.equals(Analysis.objectName(attr.typeName));
String defaultValue = context.getDefault(attr);
if (attr.mandatory || attr.notNull && nonPrimitive && (useInstance || "null".equals(defaultValue) || context.isObjectInstance(attr))) {
code.append(alignment).append("\t\t__detected_").append(attr.name).append("__ = true;\n");
}
code.append(alignment).append("\t\treader.getNextToken();\n");
processPropertyValue(attr, alignment, useInstance);
code.append(alignment).append("\t\treader.getNextToken();\n");
code.append(alignment).append("\t\tbreak;\n");
}
if (si.discriminator.length() > 0 && !si.attributes.containsKey(si.discriminator)) {
code.append(alignment).append("\tcase ").append(Integer.toString(StructInfo.calcHash(si.discriminator))).append(":\n");
String name = si.deserializeName.isEmpty() ? si.binaryName.replace('$', '.') : si.deserializeName;
if (si.onUnknown == CompiledJson.Behavior.FAIL) {
code.append(alignment).append("\t\treader.getNextToken();\n");
code.append(alignment).append("\t\treader.calcHash();\n");
code.append(alignment).append("\t\tif (!reader.wasLastName(\"").append(name).append("\")) {\n");
code.append(alignment).append("\t\t\tthrow reader.newParseErrorWith(\"Unknown property detected\", reader.getLastName().length() + 3, \"\", \"Unknown property detected\", reader.getLastName(), \"\");\n");
code.append(alignment).append("\t\t}\n");
code.append(alignment).append("\t\treader.getNextToken();\n");
} else {
code.append(alignment).append("\t\treader.skip();\n");
}
code.append(alignment).append("\t\tbreak;\n");
}
code.append(alignment).append("\tdefault:\n");
if (si.onUnknown == CompiledJson.Behavior.FAIL) {
code.append(alignment).append("\t\tString lastName = reader.getLastName();\n");
code.append(alignment).append("\t\tthrow reader.newParseErrorWith(\"Unknown property detected\", lastName.length() + 3, \"\", \"Unknown property detected\", lastName, \"\");\n");
} else {
code.append(alignment).append("\t\treader.getNextToken();\n");
code.append(alignment).append("\t\treader.skip();\n");
}
}
private void processPropertyValue(AttributeInfo attr, String alignment, boolean useInstance) throws IOException {
if (attr.notNull) {
code.append(alignment).append("\t\tif (reader.wasNull()) throw reader.newParseErrorAt(\"Property '").append(attr.name).append("' is not allowed to be null\", 0);\n");
}
String typeName = attr.type.toString();
OptimizedConverter optimizedConverter = context.inlinedConverters.get(typeName);
String assignmentEnding = useInstance && attr.field == null ? ");\n" : ";\n";
StructInfo target = context.structs.get(attr.typeName);
if (attr.isJsonObject && attr.converter == null && target != null) {
if (!attr.notNull) {
code.append(alignment).append("\t\tif (reader.wasNull()) ");
if (useInstance) {
code.append("instance.");
if (attr.field != null) code.append(attr.field.getSimpleName()).append(" = null;\n");
else code.append(attr.writeMethod.getSimpleName()).append("(null);\n");
} else {
code.append("_").append(attr.name).append("_ = null;\n");
}
}
code.append(alignment).append("\t\telse if (reader.last() == '{') {\n");
code.append(alignment).append("\t\t\treader.getNextToken();\n");
if (useInstance) {
code.append(alignment).append("\t\t\tinstance.");
if (attr.field != null) code.append(attr.field.getSimpleName()).append(" = ");
else code.append(attr.writeMethod.getSimpleName()).append("(");
code.append(attr.typeName).append(".").append(target.jsonObjectReaderPath).append(".deserialize(reader)").append(assignmentEnding);
} else {
code.append(alignment).append("\t\t\t_").append(attr.name).append("_ = ").append(attr.typeName);
code.append(".").append(target.jsonObjectReaderPath).append(".deserialize(reader);\n");
}
code.append(alignment).append("\t\t} else throw reader.newParseError(\"Expecting '{' as start for '").append(attr.name).append("'\");\n");
} else if ((target == null || target.converter == null) && attr.converter == null && optimizedConverter != null && optimizedConverter.defaultValue == null && !attr.notNull && optimizedConverter.hasNonNullableMethod()) {
if (useInstance) {
code.append(alignment).append("\t\tif (reader.wasNull()) instance.");
if (attr.field != null) code.append(attr.field.getSimpleName()).append(" = null;\n");
else code.append(attr.writeMethod.getSimpleName()).append("(null);\n");
code.append(alignment).append("\t\telse instance.");
if (attr.field != null) code.append(attr.field.getSimpleName()).append(" = ");
else code.append(attr.writeMethod.getSimpleName()).append("(");
} else {
code.append(alignment).append("\t\t_").append(attr.name).append("_ = reader.wasNull() ? null : ");
}
code.append(optimizedConverter.nonNullableDecoder()).append("(reader)").append(assignmentEnding);
} else {
if (useInstance) {
code.append(alignment).append("\t\tinstance.");
if (attr.field != null) code.append(attr.field.getSimpleName()).append(" = ");
else code.append(attr.writeMethod.getSimpleName()).append("(");
} else {
code.append(alignment).append("\t\t_").append(attr.name).append("_ = ");
}
List types = attr.collectionContent(context.typeSupport, context.structs);
if (attr.converter != null) {
code.append(attr.converter.fullName).append(".").append(attr.converter.reader).append(".read(reader)");
} else if (target != null && target.converter != null) {
code.append(target.converter.fullName).append(".").append(target.converter.reader).append(".read(reader)");
} else if (optimizedConverter != null) {
boolean isPrimitive = !typeName.equals(Analysis.objectName(typeName));
if (attr.notNull || isPrimitive) {
code.append(optimizedConverter.nonNullableDecoder()).append("(reader)");
} else {
code.append(optimizedConverter.decoderField).append(".read(reader)");
}
} else if (target != null && attr.isEnum(context.structs)) {
if (!attr.notNull) code.append("reader.wasNull() ? null : ");
if (enumTemplate.isStatic(target)) {
code.append(findConverterName(target)).append(".EnumConverter.readStatic(reader)");
} else {
code.append("converter_").append(attr.name).append(".read(reader)");
}
} else if (types != null) {
context.serializeKnownCollection(attr, types);
} else if (attr.isGeneric && !attr.containsStructOwnerType) {
if (attr.isArray) {
String content = Context.extractRawType(((ArrayType) attr.type).getComponentType());
code.append("(").append(content).append("[])reader.readArray(reader_").append(attr.name);
code.append(", emptyArray_").append(attr.name).append(")");
} else {
code.append("reader_").append(attr.name).append(".read(reader)");
}
} else {
code.append("reader_").append(attr.name).append("().read(reader)");
}
code.append(assignmentEnding);
}
}
private static int calcWeakHash(String name) {
int hash = 0;
for (int i = 0; i < name.length(); i++) {
hash += (byte) name.charAt(i);
}
return hash;
}
}
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