* limitations under the License.
*/
-// Keep proto2 syntax because we require the distinction between fields that
-// are set and unset.
-syntax = "proto2";
+syntax = "proto3";
+
+package aapt.pb;
option java_package = "com.android.aapt";
option optimize_for = LITE_RUNTIME;
-package aapt.pb;
-
// A configuration description that wraps the binary form of the C++ class
// aapt::ConfigDescription, with an added product definition.
// TODO(adamlesinski): Flesh this out to be represented in proto.
message ConfigDescription {
- optional bytes data = 1;
- optional string product = 2;
+ bytes data = 1;
+ string product = 2;
}
// A string pool that wraps the binary form of the C++ class android::ResStringPool.
message StringPool {
- optional bytes data = 1;
+ bytes data = 1;
}
// The position of a declared entity within a file.
message SourcePosition {
- optional uint32 line_number = 1;
- optional uint32 column_number = 2;
+ uint32 line_number = 1;
+ uint32 column_number = 2;
}
// Developer friendly source file information for an entity in the resource table.
message Source {
// The index of the string path within the source string pool of a ResourceTable.
- optional uint32 path_idx = 1;
- optional SourcePosition position = 2;
+ uint32 path_idx = 1;
+ SourcePosition position = 2;
}
// Top level message representing a resource table.
message ResourceTable {
// The string pool containing source paths referenced throughout the resource table. This does
// not end up in the final binary ARSC file.
- optional StringPool source_pool = 1;
+ StringPool source_pool = 1;
// Resource definitions corresponding to an Android package.
repeated Package package = 2;
}
+// A package ID in the range [0x00, 0xff].
+message PackageId {
+ uint32 id = 1;
+}
+
// Defines resources for an Android package.
message Package {
// The package ID of this package, in the range [0x00, 0xff].
- // The ID 0x00 is reserved for shared libraries, or when the ID is assigned at run-time.
- // The ID 0x01 is reserved for the 'android' package (framework).
- // The ID range [0x02, 0x7f) is reserved for auto-assignment to shared libraries at run-time.
- // The ID 0x7f is reserved for the application package.
- // IDs > 0x7f are reserved for the application as well and are treated as feature splits.
- optional uint32 package_id = 1;
+ // - ID 0x00 is reserved for shared libraries, or when the ID is assigned at run-time.
+ // - ID 0x01 is reserved for the 'android' package (framework).
+ // - ID range [0x02, 0x7f) is reserved for auto-assignment to shared libraries at run-time.
+ // - ID 0x7f is reserved for the application package.
+ // - IDs > 0x7f are reserved for the application as well and are treated as feature splits.
+ // This may not be set if no ID was assigned.
+ PackageId package_id = 1;
// The Java compatible Android package name of the app.
- optional string package_name = 2;
+ string package_name = 2;
// The series of types defined by the package.
repeated Type type = 3;
}
+// A type ID in the range [0x01, 0xff].
+message TypeId {
+ uint32 id = 1;
+}
+
// A set of resources grouped under a common type. Such types include string, layout, xml, dimen,
// attr, etc. This maps to the second part of a resource identifier in Java (R.type.entry).
message Type {
- // The ID of the type. This may be 0, which indicates no ID is set.
- optional uint32 id = 1;
+ // The ID of the type. This may not be set if no ID was assigned.
+ TypeId type_id = 1;
// The name of the type. This corresponds to the 'type' part of a full resource name of the form
// package:type/entry. The set of legal type names is listed in Resource.cpp.
- optional string name = 2;
+ string name = 2;
// The entries defined for this type.
repeated Entry entry = 3;
PUBLIC = 2;
}
- optional Visibility visibility = 1;
+ Visibility visibility = 1;
// The path at which this entry's visibility was defined (eg. public.xml).
- optional Source source = 2;
+ Source source = 2;
// The comment associated with the <public> tag.
- optional string comment = 3;
+ string comment = 3;
// Whether the symbol can be merged into another resource table without there being an existing
// definition to override. Used for overlays and set to true when <add-resource> is specified.
- optional bool allow_new = 4;
+ bool allow_new = 4;
+}
+
+// An entry ID in the range [0x0000, 0xffff].
+message EntryId {
+ uint32 id = 1;
}
// An entry declaration. An entry has a full resource ID that is the combination of package ID,
// The ID of this entry. Together with the package ID and type ID, this forms a full resource ID
// of the form 0xPPTTEEEE, where PP is the package ID, TT is the type ID, and EEEE is the entry
// ID.
- optional uint32 id = 1;
+ // This may not be set if no ID was assigned.
+ EntryId entry_id = 1;
// The name of this entry. This corresponds to the 'entry' part of a full resource name of the
// form package:type/entry.
- optional string name = 2;
+ string name = 2;
// The symbol status of this entry, which includes visibility information.
- optional SymbolStatus symbol_status = 3;
+ SymbolStatus symbol_status = 3;
// The set of values defined for this entry, each corresponding to a different
// configuration/variant.
// A Configuration/Value pair.
message ConfigValue {
- optional ConfigDescription config = 1;
- optional Value value = 2;
+ ConfigDescription config = 1;
+ Value value = 2;
}
// The generic meta-data for every value in a resource table.
message Value {
// Where the value was defined.
- optional Source source = 1;
+ Source source = 1;
// Any comment associated with the value.
- optional string comment = 2;
+ string comment = 2;
// Whether the value can be overridden.
- optional bool weak = 3;
+ bool weak = 3;
- // If the value is an Item, this is set.
- optional Item item = 4;
-
- // If the value is a CompoundValue, this is set.
- optional CompoundValue compound_value = 5;
+ // The value is either an Item or a CompoundValue.
+ oneof value {
+ Item item = 4;
+ CompoundValue compound_value = 5;
+ }
}
// An Item is an abstract type. It represents a value that can appear inline in many places, such
// as XML attribute values or on the right hand side of style attribute definitions. The concrete
// type is one of the types below. Only one can be set.
message Item {
- optional Reference ref = 1;
- optional String str = 2;
- optional RawString raw_str = 3;
- optional StyledString styled_str = 4;
- optional FileReference file = 5;
- optional Id id = 6;
- optional Primitive prim = 7;
+ oneof value {
+ Reference ref = 1;
+ String str = 2;
+ RawString raw_str = 3;
+ StyledString styled_str = 4;
+ FileReference file = 5;
+ Id id = 6;
+ Primitive prim = 7;
+ }
}
// A CompoundValue is an abstract type. It represents a value that is a made of other values.
// These can only usually appear as top-level resources. The concrete type is one of the types
// below. Only one can be set.
message CompoundValue {
- optional Attribute attr = 1;
- optional Style style = 2;
- optional Styleable styleable = 3;
- optional Array array = 4;
- optional Plural plural = 5;
+ oneof value {
+ Attribute attr = 1;
+ Style style = 2;
+ Styleable styleable = 3;
+ Array array = 4;
+ Plural plural = 5;
+ }
}
// A value that is a reference to another resource. This reference can be by name or resource ID.
ATTRIBUTE = 1;
}
- optional Type type = 1;
+ Type type = 1;
- // The resource ID (0xPPTTEEEE) of the resource being referred.
- optional uint32 id = 2;
+ // The resource ID (0xPPTTEEEE) of the resource being referred. This is optional.
+ uint32 id = 2;
- // The optional resource name.
- optional string name = 3;
+ // The name of the resource being referred. This is optional if the resource ID is set.
+ string name = 3;
// Whether this reference is referencing a private resource (@*package:type/entry).
- optional bool private = 4;
+ bool private = 4;
}
// A value that represents an ID. This is just a placeholder, as ID values are used to occupy a
// A value that is a string.
message String {
- optional string value = 1;
+ string value = 1;
}
// A value that is a raw string, which is unescaped/uninterpreted. This is typically used to
// represent the value of a style attribute before the attribute is compiled and the set of
// allowed values is known.
message RawString {
- optional string value = 1;
+ string value = 1;
}
// A string with styling information, like html tags that specify boldness, italics, etc.
message StyledString {
// The raw text of the string.
- optional string value = 1;
+ string value = 1;
// A Span marks a region of the string text that is styled.
message Span {
// The name of the tag, and its attributes, encoded as follows:
// tag_name;attr1=value1;attr2=value2;[...]
- optional string tag = 1;
+ string tag = 1;
// The first character position this span applies to, in UTF-16 offset.
- optional uint32 first_char = 2;
+ uint32 first_char = 2;
// The last character position this span applies to, in UTF-16 offset.
- optional uint32 last_char = 3;
+ uint32 last_char = 3;
}
repeated Span span = 2;
// A value that is a reference to an external entity, like an XML file or a PNG.
message FileReference {
// Path to a file within the APK (typically res/type-config/entry.ext).
- optional string path = 1;
+ string path = 1;
}
// A value that represents a primitive data type (float, int, boolean, etc.).
// Corresponds to the fields (type/data) of the C struct android::Res_value.
message Primitive {
- optional uint32 type = 1;
- optional uint32 data = 2;
+ uint32 type = 1;
+ uint32 data = 2;
}
// A value that represents an XML attribute and what values it accepts.
// A Symbol used to represent an enum or a flag.
message Symbol {
// Where the enum/flag item was defined.
- optional Source source = 1;
+ Source source = 1;
// Any comments associated with the enum or flag.
- optional string comment = 2;
+ string comment = 2;
// The name of the enum/flag as a reference. Enums/flag items are generated as ID resource
// values.
- optional Reference name = 3;
+ Reference name = 3;
// The value of the enum/flag.
- optional uint32 value = 4;
+ uint32 value = 4;
}
// Bitmask of formats allowed for an attribute.
enum FormatFlags {
+ NONE = 0x0; // Proto3 requires a default of 0.
ANY = 0x0000ffff; // Allows any type except ENUM and FLAGS.
REFERENCE = 0x01; // Allows Reference values.
STRING = 0x02; // Allows String/StyledString values.
// A bitmask of types that this XML attribute accepts. Corresponds to the flags in the
// enum FormatFlags.
- optional uint32 format_flags = 1;
+ uint32 format_flags = 1;
// The smallest integer allowed for this XML attribute. Only makes sense if the format includes
// FormatFlags::INTEGER.
- optional int32 min_int = 2;
+ int32 min_int = 2;
// The largest integer allowed for this XML attribute. Only makes sense if the format includes
// FormatFlags::INTEGER.
- optional int32 max_int = 3;
+ int32 max_int = 3;
// The set of enums/flags defined in this attribute. Only makes sense if the format includes
// either FormatFlags::ENUM or FormatFlags::FLAGS. Having both is an error.
// An XML attribute/value pair defined in the style.
message Entry {
// Where the entry was defined.
- optional Source source = 1;
+ Source source = 1;
// Any comments associated with the entry.
- optional string comment = 2;
+ string comment = 2;
// A reference to the XML attribute.
- optional Reference key = 3;
+ Reference key = 3;
// The Item defined for this XML attribute.
- optional Item item = 4;
+ Item item = 4;
}
// The optinal style from which this style inherits attributes.
- optional Reference parent = 1;
+ Reference parent = 1;
// The source file information of the parent inheritance declaration.
- optional Source parent_source = 2;
+ Source parent_source = 2;
// The set of XML attribute/value pairs for this style.
repeated Entry entry = 3;
// An attribute defined for this styleable.
message Entry {
// Where the attribute was defined within the <declare-styleable> block.
- optional Source source = 1;
+ Source source = 1;
// Any comments associated with the declaration.
- optional string comment = 2;
+ string comment = 2;
// The reference to the attribute.
- optional Reference attr = 3;
+ Reference attr = 3;
}
// The set of attribute declarations.
// A single element of the array.
message Element {
// Where the element was defined.
- optional Source source = 1;
+ Source source = 1;
// Any comments associated with the element.
- optional string comment = 2;
+ string comment = 2;
// The value assigned to this element.
- optional Item item = 3;
+ Item item = 3;
}
// The list of array elements.
// The plural value for a given arity.
message Entry {
// Where the plural was defined.
- optional Source source = 1;
+ Source source = 1;
// Any comments associated with the plural.
- optional string comment = 2;
+ string comment = 2;
// The arity of the plural.
- optional Arity arity = 3;
+ Arity arity = 3;
// The value assigned to this plural.
- optional Item item = 4;
+ Item item = 4;
}
// The set of arity/plural mappings.
// Defines an abstract XmlNode that must be either an XmlElement, or
// a text node represented by a string.
message XmlNode {
- // If set, this node is an element/tag.
- optional XmlElement element = 1;
-
- // If set, this node is a chunk of text.
- optional string text = 2;
+ oneof node {
+ XmlElement element = 1;
+ string text = 2;
+ }
// Source line and column info.
- optional SourcePosition source = 3;
+ SourcePosition source = 3;
}
// An <element> in an XML document.
repeated XmlNamespace namespace_declaration = 1;
// The namespace URI of this element.
- optional string namespace_uri = 2;
+ string namespace_uri = 2;
// The name of this element.
- optional string name = 3;
+ string name = 3;
// The attributes of this element.
repeated XmlAttribute attribute = 4;
// A namespace declaration on an XmlElement (xmlns:android="http://...").
message XmlNamespace {
- optional string prefix = 1;
- optional string uri = 2;
+ string prefix = 1;
+ string uri = 2;
// Source line and column info.
- optional SourcePosition source = 3;
+ SourcePosition source = 3;
}
// An attribute defined on an XmlElement (android:text="...").
message XmlAttribute {
- optional string namespace_uri = 1;
- optional string name = 2;
- optional string value = 3;
+ string namespace_uri = 1;
+ string name = 2;
+ string value = 3;
// Source line and column info.
- optional SourcePosition source = 4;
+ SourcePosition source = 4;
- // The resource ID (0xPPTTEEEE) of the attribute.
- optional uint32 resource_id = 5;
+ // The optional resource ID (0xPPTTEEEE) of the attribute.
+ uint32 resource_id = 5;
- // The interpreted/compiled version of the `value` string.
- optional Item compiled_item = 6;
+ // The optional interpreted/compiled version of the `value` string.
+ Item compiled_item = 6;
}
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