load mapping by url

Author: hauner

src/main/groovy/com/github/hauner/openapi/spring/processor/MappingReader.groovy

@@ -37,13 +37,16 @@ class MappingReader {
             return null
         }
 
-        String mapping = typeMappings
-        if (isFileName (typeMappings)) {
+        def mapping
+        if (isUrl (typeMappings)) {
+            mapping = new URL (typeMappings).text
+        } else if (isFileName (typeMappings)) {
             mapping = new File (typeMappings).text
+        } else {
+            mapping = typeMappings
         }
 
         def mapper = createYamlParser ()
-
         mapper.readValue (mapping, Mapping)
     }
 
@@ -61,4 +64,12 @@ class MappingReader {
         name.endsWith ('.yaml') || name.endsWith ('.yml')
     }
 
+    private boolean isUrl (String source) {
+        try {
+            new URL (source)
+        } catch (MalformedURLException ignore) {
+            false
+        }
+    }
+
 }

src/test/groovy/com/github/hauner/openapi/spring/processor/MappingReaderSpec.groovy

@@ -16,12 +16,20 @@
 
 package com.github.hauner.openapi.spring.processor
 
+import com.google.common.jimfs.Configuration
+import com.google.common.jimfs.Jimfs
 import org.junit.Rule
 import org.junit.rules.TemporaryFolder
+import spock.lang.Shared
 import spock.lang.Specification
 
+import java.nio.file.FileSystem
+
 class MappingReaderSpec extends Specification {
 
+    @Shared
+    FileSystem fs = Jimfs.newFileSystem (Configuration.unix ())
+
     @Rule
     TemporaryFolder folder
 
@@ -37,30 +45,51 @@ class MappingReaderSpec extends Specification {
         yaml << [null, ""]
     }
 
-    void "reads mapping from file" () {
+    void "reads mapping from url" () {
+        def yaml = """\
+openapi-processor-spring: v1.0
+    
+map:
+  types:
+    - from: array
+      to: java.util.Collection
+"""
+
+        def yamlFile = fs.getPath ('mapping.yaml')
+        yamlFile.text = yaml
+
+        when:
+        def reader = new MappingReader()
+        def mapping = reader.read (yamlFile.toUri ().toURL ().toString ())
+
+        then:
+        mapping
+    }
+
+    void "reads mapping from local file if the scheme is missing" () {
         def yaml = """\
-openapi-generatr-spring: v1.0
+openapi-processor-spring: v1.0
     
 map:
   types:
     - from: array
       to: java.util.Collection
 """
 
-        def yamlFile = folder.newFile ("openapi-generatr-spring.yaml")
+        def yamlFile = folder.newFile ('mapping.yaml')
         yamlFile.text = yaml
 
         when:
         def reader = new MappingReader()
-        def mapping = reader.read (yamlFile.absolutePath)
+        def mapping = reader.read (yamlFile.toString ())
 
         then:
         mapping
     }
 
     void "reads mapping from string" () {
         def yaml = """\
-openapi-generatr-spring: v1.0
+openapi-processor-spring: v1.0
     
 map:
   types: