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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 javax.lang.model.element.ExecutableElement;
import javax.lang.model.element.VariableElement;
import java.io.IOException;
import java.io.Writer;
import java.util.List;
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 InlinedTemplate {
private final Writer code;
private final Context context;
InlinedTemplate(Context context) {
this.code = context.code;
this.context = context;
}
private void asFormatConverter(final StructInfo si, final String name, final String className, final boolean binding) throws IOException {
code.append("\tfinal static class ").append(name);
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 json;\n");
for (AttributeInfo attr : si.attributes.values()) {
String typeName = attr.type.toString();
boolean hasConverter = context.inlinedConverters.containsKey(typeName);
if (attr.converter == null && !hasConverter && !attr.isEnum(context.structs)) {
String content = attr.collectionContent(context.knownTypes);
if (content != null) {
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 {
String type = typeOrClass(nonGenericObject(typeName), typeName);
code.append("\t\tprivate com.dslplatform.json.JsonReader.ReadObject<").append(typeName).append("> reader_").append(attr.name).append(";\n");
code.append("\t\tprivate com.dslplatform.json.JsonReader.ReadObject<").append(typeName).append("> reader_").append(attr.name).append("() {\n");
code.append("\t\t\tif (reader_").append(attr.name).append(" == null) { reader_").append(attr.name).append(" = json.tryFindReader(");
code.append(type).append("); if (reader_").append(attr.name);
code.append(" == null) throw new com.dslplatform.json.SerializationException(\"Unable to find reader for ").append(typeName).append("\"); }\n");
code.append("\t\t\treturn reader_").append(attr.name).append(";\n");
code.append("\t\t}\n");
code.append("\t\tprivate com.dslplatform.json.JsonWriter.WriteObject<").append(typeName).append("> writer_").append(attr.name).append(";\n");
code.append("\t\tprivate com.dslplatform.json.JsonWriter.WriteObject<").append(typeName).append("> writer_").append(attr.name).append("() {\n");
code.append("\t\t\tif (writer_").append(attr.name).append(" == null) { writer_").append(attr.name).append(" = json.tryFindWriter(");
code.append(type).append("); if (writer_").append(attr.name);
code.append(" == null) throw new com.dslplatform.json.SerializationException(\"Unable to find writer for ").append(typeName).append("\"); }\n");
code.append("\t\t\treturn writer_").append(attr.name).append(";\n");
code.append("\t\t}\n");
}
}
}
code.append("\t\t").append(name).append("(com.dslplatform.json.DslJson json) {\n");
code.append("\t\t\tthis.alwaysSerialize = !json.omitDefaults;\n");
code.append("\t\t\tthis.json = json;\n");
for (AttributeInfo attr : si.attributes.values()) {
String typeName = attr.type.toString();
boolean hasConverter = context.inlinedConverters.containsKey(typeName);
String content = attr.collectionContent(context.knownTypes);
if (attr.converter == null && !hasConverter && !attr.isEnum(context.structs) && content != null) {
String type = typeOrClass(nonGenericObject(content), content);
code.append("\t\t\tthis.reader_").append(attr.name).append(" = json.tryFindReader(").append(type).append(");\n");
code.append("\t\t\tthis.writer_").append(attr.name).append(" = json.tryFindWriter(").append(type).append(");\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, new ").append(className).append("());\n");
code.append("\t\t}\n");
}
}
void emptyCtorObject(final StructInfo si, final String className) throws IOException {
asFormatConverter(si, "Object_" + si.name, className, true);
List sortedAttributes = sortedAttributes(si);
writeObject(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 new java.io.IOException(\"Expecting '{' \" + reader.positionDescription() + \". Found \" + (char) reader.last());\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 = 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 new java.io.IOException(\"Expecting ',' \"");
code.append(" + reader.positionDescription() + \". Found: \" + (char)reader.last()); 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");
setPropertyValue(attr, "\t");
i += 1;
}
if (si.onUnknown == CompiledJson.Behavior.FAIL) {
code.append("\t\t\tif (reader.getNextToken() != '}') throw new java.io.IOException(\"Expecting '}' \" + reader.positionDescription() + \" since unknown properties are not allowed on ");
code.append(className).append(". Found \" + (char) reader.last());\n");
} else {
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");
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 new java.io.IOException(\"Expecting '}' \" + reader.positionDescription() + \". Found \" + (char) reader.last());\n");
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) {
if (attr.mandatory) {
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", 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 new java.io.IOException(\"Expecting '}' \" + reader.positionDescription() + \". Found \" + (char) reader.last());\n");
for (AttributeInfo attr : sortedAttributes) {
if (attr.mandatory) {
code.append("\t\t\tif (!__detected_").append(attr.name).append("__) throw new java.io.IOException(\"Property '").append(attr.name);
code.append("' is mandatory but was not found in JSON \" + reader.positionDescription());\n");
}
}
code.append("\t\t}\n");
code.append("\t}\n");
}
void fromCtorObject(final StructInfo si, final String className) throws IOException {
asFormatConverter(si, "Object_" + si.name, className, false);
List sortedAttributes = sortedAttributes(si);
writeObject(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 new java.io.IOException(\"Expecting '{' \" + reader.positionDescription() + \". Found \" + (char) reader.last());\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("_ = ");
String defaultValue = context.getDefault(typeName);
code.append(defaultValue).append(";\n");
if (attr.mandatory) {
code.append("\t\t\tboolean __detected_").append(attr.name).append("__ = false;\n");
}
}
code.append("\t\t\tif (reader.last() == '}') {\n");
checkMandatory(sortedAttributes);
returnInstance("\t\t\t\t", si.constructor, className);
code.append("\t\t\t}\n");
code.append("\t\t\tswitch(reader.fillName()) {\n");
handleSwitch(si, "\t\t\t", true);
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", true);
code.append("\t\t\t\t}\n");
code.append("\t\t\t}\n");
code.append("\t\t\tif (reader.last() != '}') throw new java.io.IOException(\"Expecting '}' \" + reader.positionDescription() + \". Found \" + (char) reader.last());\n");
checkMandatory(sortedAttributes);
returnInstance("\t\t\t", si.constructor, className);
code.append("\t\t}\n");
code.append("\t}\n");
}
private void writeObject(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");
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);
}
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 typeName = attr.type.toString();
String defaultValue = context.getDefault(typeName);
code.append("\t\t\tif (");
String readValue = "instance." + attr.readProperty;
if ("null".equals(defaultValue) || typeName.indexOf('<') == -1) {
code.append(readValue).append(" != ").append(defaultValue);
} else {
code.append(readValue).append(" != null && !").append(defaultValue).append(".equals(").append(readValue).append(")");
}
code.append(") {\n");
code.append("\t\t\t\twriter.writeByte((byte)'\"'); writer.writeAscii(name_").append(attr.name).append("); writer.writeByte((byte)'\"'); writer.writeByte((byte)':');\n");
writeProperty(attr, true);
code.append("\t\t\t\twriter.writeByte((byte)','); hasWritten = true;\n");
code.append("\t\t\t}");
if (attr.notNull && "null".equals(defaultValue)) {
code.append(" else throw new com.dslplatform.json.SerializationException(\"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 {
for (int i = start; i < attributes.size(); i++) {
AttributeInfo attr = attributes.get(i);
if (attr.mandatory) {
code.append(" throw new java.io.IOException(\"Property '").append(attr.name);
code.append("' is mandatory but was not found in JSON \" + reader.positionDescription());\n");
return;
}
}
code.append(" return;\n");
}
private void checkMandatory(final List attributes) throws IOException {
for (AttributeInfo attr : attributes) {
if (attr.mandatory) {
code.append("\t\t\tif (!__detected_").append(attr.name).append("__) throw new java.io.IOException(\"Property '").append(attr.name);
code.append("' is mandatory but was not found in JSON \" + reader.positionDescription());\n");
}
}
}
void emptyCtorArray(final StructInfo si, final String className) throws IOException {
asFormatConverter(si,"Array_" + si.name, 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 = 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 new java.io.IOException(\"Expecting '[' \" + reader.positionDescription() + \". Found \" + (char) reader.last());\n");
int i = sortedAttributes.size();
for (AttributeInfo attr : sortedAttributes) {
code.append("\t\t\treader.getNextToken();\n");
setPropertyValue(attr, "\t");
i--;
if (i > 0) code.append("\t\t\tif (reader.getNextToken() != ',') throw new java.io.IOException(\"Expecting ',' \" + reader.positionDescription() + \". Found \" + (char) reader.last());\n");
}
code.append("\t\t\tif (reader.getNextToken() != ']') throw new java.io.IOException(\"Expecting ']' \" + reader.positionDescription() + \". Found \" + (char) reader.last());\n");
code.append("\t\t\treturn instance;\n");
code.append("\t\t}\n");
code.append("\t}\n");
}
void fromCtorArray(final StructInfo si, final String className) throws IOException {
asFormatConverter(si,"Array_" + si.name, 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 new java.io.IOException(\"Expecting '[' \" + reader.positionDescription() + \". Found \" + (char) reader.last());\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");
readPropertyValue(attr, "\t");
i--;
if (i > 0) code.append("\t\t\tif (reader.getNextToken() != ',') throw new java.io.IOException(\"Expecting ',' \" + reader.positionDescription() + \". Found \" + (char) reader.last());\n");
}
code.append("\t\t\tif (reader.getNextToken() != ']') throw new java.io.IOException(\"Expecting ']' \" + reader.positionDescription() + \". Found \" + (char) reader.last());\n");
returnInstance("\t\t\t", si.constructor, className);
code.append("\t\t}\n");
code.append("\t}\n");
}
private void returnInstance(final String alignment, final ExecutableElement constructor, final String className) throws IOException {
code.append(alignment).append("return new ").append(className).append("(");
int i = constructor.getParameters().size();
for (VariableElement p : constructor.getParameters()) {
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);
i--;
if (i > 0) code.append("\t\t\twriter.writeByte((byte)',');\n");
}
code.append("\t\t}\n");
}
private void writeProperty(AttributeInfo attr, boolean checkedDefault) throws IOException {
String typeName = attr.type.toString();
String readValue = "instance." + attr.readProperty;
OptimizedConverter converter = context.inlinedConverters.get(typeName);
boolean canBeNull = !checkedDefault && (converter == null || converter.defaultValue == null);
if (attr.notNull && canBeNull) {
code.append("\t\t\tif (").append(readValue);
code.append(" == null) throw new com.dslplatform.json.SerializationException(\"Property '").append(attr.name).append("' is not allowed to be null\");\n");
code.append("\t\t\t");
} else if (canBeNull) {
code.append("\t\t\tif (").append(readValue).append(" == null) writer.writeNull();\n");
code.append("\t\t\telse ");
} else {
code.append("\t\t\t");
}
if (checkedDefault) code.append("\t");
if (attr.converter != null) {
code.append(attr.converter.fullName).append(".").append(attr.converter.writer).append(".write(writer, ").append(readValue).append(")");
} else {
if (converter != null) {
code.append(converter.nonNullableEncoder("writer", readValue));
} else if (attr.isEnum(context.structs)) {
EnumTemplate.writeName(context, attr, readValue);
} else if (attr.collectionContent(context.knownTypes) != null) {
code.append("writer.serialize(").append(readValue).append(", writer_").append(attr.name).append(")");
} else {
code.append("writer_").append(attr.name).append("().write(writer, ").append(readValue).append(")");
}
}
code.append(";\n");
}
private void handleSwitch(StructInfo si, String alignment, boolean localNames) 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 new java.io.IOException(\"Unknown property detected: '\" + reader.getLastName()");
code.append(" + \"' \" + reader.positionDescription(reader.getLastName().length() + 3));\n");
} else {
code.append(alignment).append("\t\treader.getNextToken(); reader.skip(); break;\n");
}
code.append(alignment).append("\t\t}\n");
}
if (attr.mandatory) {
code.append(alignment).append("\t\t__detected_").append(attr.name).append("__ = true;\n");
}
code.append(alignment).append("\t\treader.getNextToken();\n");
if (localNames) readPropertyValue(attr, alignment);
else setPropertyValue(attr, alignment);
code.append(alignment).append("\t\treader.getNextToken();\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 new java.io.IOException(\"Unknown property detected: '\" + lastName");
code.append(" + \"' \" + reader.positionDescription(lastName.length() + 3));\n");
} else {
code.append(alignment).append("\t\treader.getNextToken();\n");
code.append(alignment).append("\t\treader.skip();\n");
}
}
private void setPropertyValue(AttributeInfo attr, String alignment) throws IOException {
if (attr.notNull) {
code.append(alignment).append("\t\tif (reader.wasNull()) throw new java.io.IOException(\"Property '").append(attr.name).append("' is not allowed to be null.");
code.append(" Null value found \" + reader.positionDescription());\n");
}
String typeName = attr.type.toString();
OptimizedConverter converter = context.inlinedConverters.get(typeName);
if (attr.converter == null && converter != null && converter.defaultValue == null && !attr.notNull && converter.hasNonNullableMethod()) {
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("(");
code.append(converter.nonNullableDecoder()).append("(reader)");
} else {
code.append(alignment).append("\t\tinstance.");
if (attr.field != null) code.append(attr.field.getSimpleName()).append(" = ");
else code.append(attr.writeMethod.getSimpleName()).append("(");
if (attr.converter != null) {
code.append(attr.converter.fullName).append(".").append(attr.converter.reader).append(".read(reader)");
} else if (converter != null) {
code.append(converter.nonNullableDecoder()).append("(reader)");
} else if (attr.isEnum(context.structs)) {
if (!attr.notNull) code.append("reader.wasNull() ? null : ");
StructInfo target = context.structs.get(attr.typeName);
code.append("Enum_").append(target.name).append(".readStatic(reader)");
} else if (attr.collectionContent(context.knownTypes) != null) {
if (attr.isArray) {
String content = attr.typeName.substring(0, attr.typeName.length() - 2);
int ind = content.indexOf('<');
if (ind != -1) content = content.substring(0, ind);
code.append("(").append(content).append("[])reader.readArray(reader_").append(attr.name);
code.append(", new ").append(content).append("[0])");
} else {
code.append("reader.readCollection(reader_").append(attr.name).append(")");
}
} else {
code.append("reader_").append(attr.name).append("().read(reader)");
}
}
if (attr.field == null) code.append(")");
code.append(";\n");
}
private void readPropertyValue(AttributeInfo attr, String alignment) throws IOException {
if (attr.notNull) {
code.append(alignment).append("\t\tif (reader.wasNull()) throw new java.io.IOException(\"Property '").append(attr.name).append("' is not allowed to be null.");
code.append(" Null value found \" + reader.positionDescription());\n");
}
String typeName = attr.type.toString();
OptimizedConverter converter = context.inlinedConverters.get(typeName);
if (attr.converter == null && converter != null && converter.defaultValue == null && !attr.notNull && converter.hasNonNullableMethod()) {
code.append(alignment).append("\t\t_").append(attr.name).append("_ = reader.wasNull() ? null : ");
code.append(converter.nonNullableDecoder());
code.append("(reader);\n");
} else {
code.append(alignment).append("\t\t_").append(attr.name).append("_ = ");
if (attr.converter != null) {
code.append(attr.converter.fullName).append(".").append(attr.converter.reader).append(".read(reader);\n");
} else if (converter != null) {
code.append(converter.nonNullableDecoder()).append("(reader);\n");
} else if (attr.isEnum(context.structs)) {
if (!attr.notNull) code.append("reader.wasNull() ? null : ");
StructInfo target = context.structs.get(attr.typeName);
code.append("Enum_").append(target.name).append(".readStatic(reader);\n");
} else if (attr.collectionContent(context.knownTypes) != null) {
if (attr.isArray) {
String content = attr.typeName.substring(0, attr.typeName.length() - 2);
int ind = content.indexOf('<');
if (ind != -1) content = content.substring(0, ind);
code.append("(").append(content).append("[])reader.readArray(reader_").append(attr.name);
code.append(", new ").append(content).append("[0]);\n");
} else {
code.append("reader.readCollection(reader_").append(attr.name).append(");\n");
}
} else {
code.append("reader_").append(attr.name).append("().read(reader);\n");
}
}
}
private static int calcWeakHash(String name) {
int hash = 0;
for (int i = 0; i < name.length(); i++) {
hash += (byte) name.charAt(i);
}
return hash;
}
}