data-generator/data-generator-plugin/src/main/java/it/cavallium/data/generator/plugin/ComputedTypeNullableVersion...

123 lines
3.5 KiB
Java

package it.cavallium.data.generator.plugin;
import com.squareup.javapoet.ClassName;
import com.squareup.javapoet.TypeName;
import it.cavallium.data.generator.plugin.ComputedType.VersionedComputedType;
import java.util.Objects;
import java.util.stream.Stream;
public final class ComputedTypeNullableVersioned implements ComputedTypeNullable, VersionedComputedType {
private final VersionedType baseType;
private ComputedType computedChild;
private final ComputedTypeSupplier computedTypeSupplier;
public ComputedTypeNullableVersioned(VersionedType baseType, ComputedTypeSupplier computedTypeSupplier) {
this.baseType = baseType;
this.computedTypeSupplier = computedTypeSupplier;
}
public VersionedComputedType getBase() {
return (VersionedComputedType) computedTypeSupplier.get(baseType);
}
@Override
public ComputedVersion getVersion() {
return baseType.version();
}
@Override
public ComputedTypeNullableVersioned withChangeAtVersion(ComputedVersion version,
VersionChangeChecker versionChangeChecker) {
return new ComputedTypeNullableVersioned(baseType.withVersion(version),
computedTypeSupplier
);
}
public ComputedType child() {
synchronized (this) {
if (computedChild == null) {
computedChild = computedTypeSupplier.get(baseType);
}
}
if (computedChild instanceof ComputedTypeNullableVersioned) {
throw new IllegalStateException();
} else if (computedChild instanceof ComputedTypeArrayVersioned) {
throw new IllegalStateException();
}
return computedChild;
}
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
ComputedTypeNullableVersioned that = (ComputedTypeNullableVersioned) o;
return Objects.equals(baseType, that.baseType);
}
@Override
public int hashCode() {
return baseType != null ? baseType.hashCode() : 0;
}
@Override
public String getName() {
return "-" + baseType.type();
}
@Override
public TypeName getJTypeName(String basePackageName) {
return ClassName.get(baseType.version().getDataNullablesPackage(basePackageName),
"Nullable" + baseType.type());
}
@Override
public ClassName getJSerializerName(String basePackageName) {
return ClassName.get(baseType.version().getSerializersPackage(basePackageName),
"Nullable" + baseType.type() + "Serializer");
}
@Override
public FieldLocation getJSerializerInstance(String basePackageName) {
var className = ClassName.get(baseType.version().getPackage(basePackageName), "Version");
var serializerFieldName = "Nullable" + baseType.type() + "SerializerInstance";
return new FieldLocation(className, serializerFieldName);
}
@Override
public TypeName getJUpgraderName(String basePackageName) {
return ClassName.get(baseType.version().getSerializersPackage(basePackageName),
"Nullable" + baseType.type() + "Upgrader");
}
@Override
public FieldLocation getJUpgraderInstance(String basePackageName) {
var className = ClassName.get(baseType.version().getPackage(basePackageName), "Version");
var upgraderFieldName = "Nullable" + baseType.type() + "UpgraderInstance";
return new FieldLocation(className, upgraderFieldName);
}
@Override
public Stream<ComputedType> getDependencies() {
return Stream.of(child());
}
@Override
public Stream<ComputedType> getDependents() {
return computedTypeSupplier.getDependents(getName());
}
@Override
public String toString() {
return "-" + baseType.type() + " (v" + getVersion() + ")";
}
}