🐛 handle OOM errors and fix default location (#661)

Signed-off-by: Shawn Hurley <[email protected]>

external-providers/java-external-provider/pkg/java_external_provider/provider.go

@@ -46,7 +46,7 @@ const (
 // Rule Location to location that the bundle understands
 var locationToCode = map[string]int{
 	//Type is the default.
-	"":                 10,
+	"":                 0,
 	"inheritance":      1,
 	"method_call":      2,
 	"constructor_call": 3,

jsonrpc2/jsonrpc2.go

@@ -159,6 +159,9 @@ func (c *Conn) Call(ctx context.Context, method string, params, result interface
 		}
 		// is it an error response?
 		if response.Error != nil {
+			if IsOOMError(response.Error) {
+				return fmt.Errorf("out of memory error, query is too broad or we need more resources")
+			}
 			return response.Error
 		}
 		if result == nil || response.Result == nil {

jsonrpc2/rpcerr.go

@@ -1,13 +1,19 @@
 package jsonrpc2
 
 import (
+	"fmt"
 	"strings"
 )
 
 var errFileClosed = "file already closed"
 var errBrokenPipe = "broken pipe"
+var oomError = "java.lang.OutOfMemoryError"
 
 func IsRPCClosed(err error) bool {
 	var errMsg = err.Error()
 	return strings.HasSuffix(errMsg, errFileClosed) || strings.HasSuffix(errMsg, errBrokenPipe)
 }
+
+func IsOOMError(err *Error) bool {
+	return strings.Contains(fmt.Sprintf("%s", err.Data), oomError)
+}