Add the schema for types

Author: vjovanov

docs/reference-manual/native-image/FFM-API.md

@@ -754,4 +754,4 @@ This is also why the `native-image` tool currently disallows native `MemorySegme
 * [Interoperability with Native Code](InteropWithNativeCode.md)
 * [Collect Metadata with the Tracing Agent](AutomaticMetadataCollection.md)
 * [Reachability Metadata](ReachabilityMetadata.md)
-* [reachability-metadata-schema-v1.1.0.json](https://github.com/oracle/graal/blob/master/docs/reference-manual/native-image/assets/reachability-metadata-schema-v1.1.0.json)
+* [reachability-metadata-schema-v1.2.0.json](https://github.com/oracle/graal/blob/master/docs/reference-manual/native-image/assets/reachability-metadata-schema-v1.2.0.json)

docs/reference-manual/native-image/ReachabilityMetadata.md

@@ -124,7 +124,7 @@ Computing metadata in code can be achieved in two ways:
 ## Specifying Metadata with JSON
 
 All metadata specified in the _reachability-metadata.json_ file that is located in any of the classpath entries at _META-INF/native-image/\<group.Id>\/\<artifactId>\/_.
-The JSON schema for the reachability metadata is defined in [reachability-metadata-schema-v1.1.0.json](https://github.com/oracle/graal/blob/master/docs/reference-manual/native-image/assets/reachability-metadata-schema-v1.1.0.json).
+The JSON schema for the reachability metadata is defined in [reachability-metadata-schema-v1.2.0.json](https://github.com/oracle/graal/blob/master/docs/reference-manual/native-image/assets/reachability-metadata-schema-v1.2.0.json).
 
 A sample _reachability-metadata.json_ file can be found [in the sample section](#sample-reachability-metadata).
 The _reachability-metadata.json_ configuration contains a single object with one field for each type of metadata. Each field in the top-level object contains an array of *metadata entries*:

docs/reference-manual/native-image/assets/reachability-metadata-schema-v1.2.0.json

@@ -361,7 +361,8 @@
       "title": "Type descriptors used by GraalVM Native Image metadata files",
       "oneOf": [
         {
-          "type": "string"
+          "type": "string",
+          "pattern": "^[a-zA-Z_$][a-zA-Z0-9_$]*(\\.[a-zA-Z_$][a-zA-Z0-9_$]*)*(\\[\\])*$"
         },
         {
           "type": "object",
@@ -372,7 +373,8 @@
               "default": [],
               "items": {
                 "title": "Fully-qualified name of the interface defining the proxy class",
-                "type": "string"
+                "type": "string",
+                "pattern": "^[a-zA-Z_$][a-zA-Z0-9_$]*(\\.[a-zA-Z_$][a-zA-Z0-9_$]*)*(\\[\\])*$"
               }
             },
             "lambda": {

substratevm/src/com.oracle.svm.core/src/com/oracle/svm/core/configure/ConfigurationFiles.java

@@ -130,7 +130,7 @@ public static final class Options {
                         AccumulatingLocatableMultiOptionValue.Strings.buildWithCommaDelimiter());
 
         @Option(help = "Resources describing reachability metadata needed for the program " +
-                        "https://github.com/oracle/graal/blob/master/docs/reference-manual/native-image/assets/reachability-metadata-schema-v1.1.0.json", type = OptionType.User)//
+                        "https://github.com/oracle/graal/blob/master/docs/reference-manual/native-image/assets/reachability-metadata-schema-v1.2.0.json", type = OptionType.User)//
         public static final HostedOptionKey<AccumulatingLocatableMultiOptionValue.Strings> ReachabilityMetadataResources = new HostedOptionKey<>(
                         AccumulatingLocatableMultiOptionValue.Strings.buildWithCommaDelimiter());