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package io.swagger.models.properties;
import io.swagger.models.ArrayModel;
import io.swagger.models.Model;
import io.swagger.models.ModelImpl;
import io.swagger.models.RefModel;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.Collections;
import java.util.EnumMap;
import java.util.List;
import java.util.Map;
public class PropertyBuilder {
static final Logger LOGGER = LoggerFactory.getLogger(PropertyBuilder.class);
/**
* Creates new property on the passed arguments.
*
* @param type property type
* @param format property format
* @param args mapping of argument identifier to value
* @return new property instance or null for unknown types
*/
public static Property build(String type, String format, Map args) {
final Processor processor = Processor.fromType(type, format);
if (processor == null) {
return null;
}
final Map safeArgs = args == null ? Collections.emptyMap() : args;
final Map fixedArgs;
if (format != null) {
fixedArgs = new EnumMap(PropertyId.class);
fixedArgs.putAll(safeArgs);
fixedArgs.put(PropertyId.FORMAT, format);
} else {
fixedArgs = safeArgs;
}
return processor.build(fixedArgs);
}
/**
* Merges passed arguments into an existing property instance.
*
* @param property property to be updated
* @param args mapping of argument identifier to value. nulls
* will replace existing values
* @return updated property instance
*/
public static Property merge(Property property, Map args) {
if (args != null && !args.isEmpty()) {
final Processor processor = Processor.fromProperty(property);
if (processor != null) {
processor.merge(property, args);
}
}
return property;
}
/**
* Converts passed property into a model.
*
* @param property property to be converted
* @return model instance or null for unknown types
*/
public static Model toModel(Property property) {
final Processor processor = Processor.fromProperty(property);
if (processor != null) {
return processor.toModel(property);
}
return null;
}
public enum PropertyId {
ENUM("enum"),
TITLE("title"),
DESCRIPTION("description"),
DEFAULT("default"),
PATTERN("pattern"),
DESCRIMINATOR("discriminator"),
MIN_ITEMS("minItems"),
MAX_ITEMS("maxItems"),
MIN_PROPERTIES("minProperties"),
MAX_PROPERTIES("maxProperties"),
MIN_LENGTH("minLength"),
MAX_LENGTH("maxLength"),
MINIMUM("minimum"),
MAXIMUM("maximum"),
EXCLUSIVE_MINIMUM("exclusiveMinimum"),
EXCLUSIVE_MAXIMUM("exclusiveMaximum"),
UNIQUE_ITEMS("uniqueItems"),
EXAMPLE("example"),
TYPE("type"),
FORMAT("format"),
READ_ONLY("readOnly"),
REQUIRED("required"),
VENDOR_EXTENSIONS("vendorExtensions");
private String propertyName;
private PropertyId(String propertyName) {
this.propertyName = propertyName;
}
public String getPropertyName() {
return propertyName;
}
public T findValue(Map args) {
@SuppressWarnings("unchecked")
final T value = (T) args.get(this);
return value;
}
}
private enum Processor {
BOOLEAN(BooleanProperty.class) {
@Override
protected boolean isType(String type, String format) {
return BooleanProperty.isType(type, format);
}
@Override
protected BooleanProperty create() {
return new BooleanProperty();
}
@Override
public Property merge(Property property, Map args) {
super.merge(property, args);
if (property instanceof BooleanProperty) {
final BooleanProperty resolved = (BooleanProperty) property;
if (args.containsKey(PropertyId.DEFAULT)) {
final String value = PropertyId.DEFAULT.findValue(args);
if (value != null) {
resolved.setDefault(value);
} else {
resolved.setDefault((Boolean) null);
}
}
}
return property;
}
},
BYTE_ARRAY(ByteArrayProperty.class) {
@Override
protected boolean isType(String type, String format) {
return ByteArrayProperty.isType(type, format);
}
@Override
protected ByteArrayProperty create() {
return new ByteArrayProperty();
}
},
BINARY(BinaryProperty.class) {
@Override
protected boolean isType(String type, String format) {
return BinaryProperty.isType(type, format);
}
@Override
protected BinaryProperty create() {
return new BinaryProperty();
}
},
DATE(DateProperty.class) {
@Override
protected boolean isType(String type, String format) {
return DateProperty.isType(type, format);
}
@Override
protected DateProperty create() {
return new DateProperty();
}
},
DATE_TIME(DateTimeProperty.class) {
@Override
protected boolean isType(String type, String format) {
return DateTimeProperty.isType(type, format);
}
@Override
protected DateTimeProperty create() {
return new DateTimeProperty();
}
},
INT(IntegerProperty.class) {
@Override
protected boolean isType(String type, String format) {
return IntegerProperty.isType(type, format);
}
@Override
protected IntegerProperty create() {
return new IntegerProperty();
}
@Override
public Property merge(Property property, Map args) {
super.merge(property, args);
if (property instanceof IntegerProperty) {
final IntegerProperty resolved = (IntegerProperty) property;
mergeNumeric(resolved, args);
if (args.containsKey(PropertyId.DEFAULT)) {
final String value = PropertyId.DEFAULT.findValue(args);
if (value != null) {
resolved.setDefault(value);
} else {
resolved.setDefault((Integer) null);
}
}
}
return property;
}
@Override
public Model toModel(Property property) {
if (isType(property)) {
final IntegerProperty resolved = (IntegerProperty) property;
final ModelImpl model = createModel(resolved);
final Integer defaultValue = resolved.getDefault();
if (defaultValue != null) {
model.setDefaultValue(defaultValue.toString());
}
return model;
}
return null;
}
},
LONG(LongProperty.class) {
@Override
protected boolean isType(String type, String format) {
return LongProperty.isType(type, format);
}
@Override
protected LongProperty create() {
return new LongProperty();
}
@Override
public Property merge(Property property, Map args) {
super.merge(property, args);
if (property instanceof LongProperty) {
final LongProperty resolved = (LongProperty) property;
mergeNumeric(resolved, args);
if (args.containsKey(PropertyId.DEFAULT)) {
final String value = PropertyId.DEFAULT.findValue(args);
if (value != null) {
resolved.setDefault(value);
} else {
resolved.setDefault((Long) null);
}
}
}
return property;
}
@Override
public Model toModel(Property property) {
if (isType(property)) {
final LongProperty resolved = (LongProperty) property;
final ModelImpl model = createModel(resolved);
final Long defaultValue = resolved.getDefault();
if (defaultValue != null) {
model.setDefaultValue(defaultValue.toString());
}
return model;
}
return null;
}
},
FLOAT(FloatProperty.class) {
@Override
protected boolean isType(String type, String format) {
return FloatProperty.isType(type, format);
}
@Override
protected FloatProperty create() {
return new FloatProperty();
}
@Override
public Property merge(Property property, Map args) {
super.merge(property, args);
if (property instanceof FloatProperty) {
final FloatProperty resolved = (FloatProperty) property;
mergeNumeric(resolved, args);
if (args.containsKey(PropertyId.DEFAULT)) {
final String value = PropertyId.DEFAULT.findValue(args);
if (value != null) {
resolved.setDefault(value);
} else {
resolved.setDefault((Float) null);
}
}
}
return property;
}
@Override
public Model toModel(Property property) {
if (isType(property)) {
final FloatProperty resolved = (FloatProperty) property;
final ModelImpl model = createModel(resolved);
final Float defaultValue = resolved.getDefault();
if (defaultValue != null) {
model.setDefaultValue(defaultValue.toString());
}
return model;
}
return null;
}
},
DOUBLE(DoubleProperty.class) {
@Override
protected boolean isType(String type, String format) {
return DoubleProperty.isType(type, format);
}
@Override
protected DoubleProperty create() {
return new DoubleProperty();
}
@Override
public Property merge(Property property, Map args) {
super.merge(property, args);
if (property instanceof DoubleProperty) {
final DoubleProperty resolved = (DoubleProperty) property;
mergeNumeric(resolved, args);
if (args.containsKey(PropertyId.DEFAULT)) {
final String value = PropertyId.DEFAULT.findValue(args);
if (value != null) {
resolved.setDefault(value);
} else {
resolved.setDefault((Double) null);
}
}
}
return property;
}
@Override
public Model toModel(Property property) {
if (isType(property)) {
final DoubleProperty resolved = (DoubleProperty) property;
final ModelImpl model = createModel(resolved);
final Double defaultValue = resolved.getDefault();
if (defaultValue != null) {
model.setDefaultValue(defaultValue.toString());
}
return model;
}
return null;
}
},
// note: this must be in the enum order after both INT and LONG
// (and any integer types added in the future), so the more specific
// ones will be found first.
INTEGER(BaseIntegerProperty.class) {
@Override
protected boolean isType(String type, String format) {
return BaseIntegerProperty.isType(type, format);
}
@Override
protected BaseIntegerProperty create() {
return new BaseIntegerProperty();
}
@Override
public Property merge(Property property, Map args) {
super.merge(property, args);
if (property instanceof BaseIntegerProperty) {
final BaseIntegerProperty resolved = (BaseIntegerProperty) property;
mergeNumeric(resolved, args);
}
return property;
}
},
// note: this must be in the enum order after both DOUBLE and FLOAT
// (and any number types added in the future), so the more specific
// ones will be found first.
DECIMAL(DecimalProperty.class) {
@Override
protected boolean isType(String type, String format) {
return DecimalProperty.isType(type, format);
}
@Override
protected DecimalProperty create() {
return new DecimalProperty();
}
@Override
public Property merge(Property property, Map args) {
super.merge(property, args);
if (property instanceof DecimalProperty) {
final DecimalProperty resolved = (DecimalProperty) property;
mergeNumeric(resolved, args);
}
return property;
}
},
FILE(FileProperty.class) {
@Override
protected boolean isType(String type, String format) {
return FileProperty.isType(type, format);
}
@Override
protected FileProperty create() {
return new FileProperty();
}
},
REFERENCE(RefProperty.class) {
@Override
protected boolean isType(String type, String format) {
return RefProperty.isType(type, format);
}
@Override
protected RefProperty create() {
return new RefProperty();
}
@Override
public Model toModel(Property property) {
if (property instanceof RefProperty) {
final RefProperty resolved = (RefProperty) property;
final RefModel model = new RefModel(resolved.get$ref());
model.setDescription(resolved.getDescription());
return model;
}
return null;
}
},
E_MAIL(EmailProperty.class) {
@Override
protected boolean isType(String type, String format) {
return EmailProperty.isType(type, format);
}
@Override
protected EmailProperty create() {
return new EmailProperty();
}
@Override
public Property merge(Property property, Map args) {
super.merge(property, args);
if (property instanceof EmailProperty) {
mergeString((EmailProperty) property, args);
}
return property;
}
@Override
public Model toModel(Property property) {
if (isType(property)) {
return createStringModel((StringProperty) property);
}
return null;
}
},
UUID(UUIDProperty.class) {
@Override
protected boolean isType(String type, String format) {
return UUIDProperty.isType(type, format);
}
@Override
protected UUIDProperty create() {
return new UUIDProperty();
}
@Override
public Property merge(Property property, Map args) {
super.merge(property, args);
if (property instanceof UUIDProperty) {
final UUIDProperty resolved = (UUIDProperty) property;
if (args.containsKey(PropertyId.DEFAULT)) {
final String value = PropertyId.DEFAULT.findValue(args);
property.setDefault(value);
}
if (args.containsKey(PropertyId.MIN_LENGTH)) {
final Integer value = PropertyId.MIN_LENGTH.findValue(args);
resolved.setMinLength(value);
}
if (args.containsKey(PropertyId.MAX_LENGTH)) {
final Integer value = PropertyId.MAX_LENGTH.findValue(args);
resolved.setMaxLength(value);
}
if (args.containsKey(PropertyId.PATTERN)) {
final String value = PropertyId.PATTERN.findValue(args);
resolved.setPattern(value);
}
}
return property;
}
@Override
public Model toModel(Property property) {
if (isType(property)) {
final UUIDProperty resolved = (UUIDProperty) property;
final ModelImpl model = createModel(resolved);
model.setDefaultValue(resolved.getDefault());
return model;
}
return null;
}
},
OBJECT(ObjectProperty.class) {
@Override
protected boolean isType(String type, String format) {
return ObjectProperty.isType(type, format);
}
@Override
protected ObjectProperty create() {
return new ObjectProperty();
}
},
ARRAY(ArrayProperty.class) {
@Override
protected boolean isType(String type, String format) {
return ArrayProperty.isType(type);
}
@Override
protected ArrayProperty create() {
return new ArrayProperty();
}
@Override
public Model toModel(Property property) {
if (property instanceof ArrayProperty) {
final ArrayProperty resolved = (ArrayProperty) property;
final ArrayModel model = new ArrayModel().items(resolved.getItems()).description(resolved.getDescription());
return model;
}
return null;
}
@Override
public Property merge(final Property property, final Map args) {
super.merge(property, args);
if (property instanceof ArrayProperty) {
final ArrayProperty resolved = (ArrayProperty) property;
if (args.containsKey(PropertyId.MIN_ITEMS)) {
final Integer value = PropertyId.MIN_ITEMS.findValue(args);
resolved.setMinItems(value);
}
if (args.containsKey(PropertyId.MAX_ITEMS)) {
final Integer value = PropertyId.MAX_ITEMS.findValue(args);
resolved.setMaxItems(value);
}
}
return property;
}
},
MAP(MapProperty.class) {
@Override
protected boolean isType(String type, String format) {
// Note: It's impossible to distinct MAP and OBJECT as they use the same
// set of values for type and format
return MapProperty.isType(type, format);
}
@Override
protected MapProperty create() {
return new MapProperty();
}
@Override
public Model toModel(Property property) {
if (property instanceof MapProperty) {
final MapProperty resolved = (MapProperty) property;
return createModel(property).additionalProperties(resolved.getAdditionalProperties());
}
return null;
}
},
// String is intentionally last, so it is found after the more specific property
// types which also use the "string" type.
STRING(StringProperty.class) {
@Override
protected boolean isType(final String type, final String format) {
return StringProperty.isType(type, format);
}
@Override
protected StringProperty create() {
return new StringProperty();
}
@Override
public Property merge(final Property property, final Map args) {
super.merge(property, args);
if (property instanceof StringProperty) {
mergeString((StringProperty) property, args);
}
return property;
}
@Override
public Model toModel(final Property property) {
if (isType(property)) {
return createStringModel((StringProperty) property);
}
return null;
}
},
;
private final Class type;
Processor(Class type) {
this.type = type;
}
public static Processor fromType(String type, String format) {
for (Processor item : values()) {
if (item.isType(type, format)) {
return item;
}
}
LOGGER.debug("no property for " + type + ", " + format);
return null;
}
public static Processor fromProperty(Property property) {
for (Processor item : values()) {
if (item.isType(property)) {
return item;
}
}
LOGGER.error("no property for " + (property == null ? "null" : property.getClass().getName()));
return null;
}
protected abstract boolean isType(String type, String format);
protected boolean isType(Property property) {
return type.isInstance(property);
}
protected abstract Property create();
protected N mergeNumeric(N property, Map args) {
if (args.containsKey(PropertyId.MINIMUM)) {
final Double value = PropertyId.MINIMUM.findValue(args);
property.setMinimum(value);
}
if (args.containsKey(PropertyId.MAXIMUM)) {
final Double value = PropertyId.MAXIMUM.findValue(args);
property.setMaximum(value);
}
if (args.containsKey(PropertyId.EXCLUSIVE_MINIMUM)) {
final Boolean value = PropertyId.EXCLUSIVE_MINIMUM.findValue(args);
property.setExclusiveMinimum(value);
}
if (args.containsKey(PropertyId.EXCLUSIVE_MAXIMUM)) {
final Boolean value = PropertyId.EXCLUSIVE_MAXIMUM.findValue(args);
property.setExclusiveMaximum(value);
}
return property;
}
protected N mergeString(N property, Map args) {
if (args.containsKey(PropertyId.DEFAULT)) {
final String value = PropertyId.DEFAULT.findValue(args);
property.setDefault(value);
}
if (args.containsKey(PropertyId.MIN_LENGTH)) {
final Integer value = PropertyId.MIN_LENGTH.findValue(args);
property.setMinLength(value);
}
if (args.containsKey(PropertyId.MAX_LENGTH)) {
final Integer value = PropertyId.MAX_LENGTH.findValue(args);
property.setMaxLength(value);
}
if (args.containsKey(PropertyId.PATTERN)) {
final String value = PropertyId.PATTERN.findValue(args);
property.setPattern(value);
}
if (args.containsKey(PropertyId.ENUM)) {
final List value = PropertyId.ENUM.findValue(args);
property.setEnum(value);
}
return property;
}
protected ModelImpl createModel(Property property) {
return new ModelImpl().type(property.getType()).format(property.getFormat())
.description(property.getDescription());
}
protected ModelImpl createStringModel(StringProperty property) {
final ModelImpl model = createModel(property);
model.setDefaultValue(property.getDefault());
return model;
}
/**
* Creates new property on the passed arguments.
*
* @param args mapping of argument identifier to value
* @return new property instance
*/
public Property build(Map args) {
return merge(create(), args);
}
/**
* Merges passed arguments into an existing property instance.
*
* @param property property to be updated
* @param args mapping of argument identifier to value. nulls
* will replace existing values
* @return updated property instance
*/
public Property merge(Property property, Map args) {
if(args.containsKey(PropertyId.READ_ONLY)) {
property.setReadOnly(PropertyId.READ_ONLY.findValue(args));
}
if (property instanceof AbstractProperty) {
final AbstractProperty resolved = (AbstractProperty) property;
if (resolved.getFormat() == null) {
resolved.setFormat(PropertyId.FORMAT.findValue(args));
}
if (args.containsKey(PropertyId.TITLE)) {
final String value = PropertyId.TITLE.findValue(args);
resolved.setTitle(value);
}
if (args.containsKey(PropertyId.DESCRIPTION)) {
final String value = PropertyId.DESCRIPTION.findValue(args);
resolved.setDescription(value);
}
if (args.containsKey(PropertyId.EXAMPLE)) {
final String value = PropertyId.EXAMPLE.findValue(args);
resolved.setExample(value);
}
if(args.containsKey(PropertyId.VENDOR_EXTENSIONS)) {
final Map value = PropertyId.VENDOR_EXTENSIONS.findValue(args);
resolved.setVendorExtensionMap(value);
}
if(args.containsKey(PropertyId.ENUM)) {
final List values = PropertyId.ENUM.findValue(args);
if(values != null) {
if(property instanceof IntegerProperty) {
IntegerProperty p = (IntegerProperty) property;
for(String value : values) {
try {
p._enum(Integer.parseInt(value));
}
catch(Exception e) {
// continue
}
}
}
if(property instanceof LongProperty) {
LongProperty p = (LongProperty) property;
for(String value : values) {
try {
p._enum(Long.parseLong(value));
}
catch(Exception e) {
// continue
}
}
}
if(property instanceof DoubleProperty) {
DoubleProperty p = (DoubleProperty) property;
for(String value : values) {
try {
p._enum(Double.parseDouble(value));
}
catch(Exception e) {
// continue
}
}
}
if(property instanceof FloatProperty) {
FloatProperty p = (FloatProperty) property;
for(String value : values) {
try {
p._enum(Float.parseFloat(value));
}
catch(Exception e) {
// continue
}
}
}
if(property instanceof DateProperty) {
DateProperty p = (DateProperty) property;
for(String value : values) {
try {
p._enum(value);
}
catch(Exception e) {
// continue
}
}
}
if(property instanceof DateTimeProperty) {
DateTimeProperty p = (DateTimeProperty) property;
for(String value : values) {
try {
p._enum(value);
}
catch(Exception e) {
// continue
}
}
}
if(property instanceof UUIDProperty) {
UUIDProperty p = (UUIDProperty) property;
for(String value : values) {
try {
p._enum(value);
}
catch(Exception e) {
// continue
}
}
}
}
}
}
return property;
}
/**
* Converts passed property into a model.
*
* @param property property to be converted
* @return model instance or null for unknown types
*/
public Model toModel(Property property) {
return createModel(property);
}
}
}