Allow URL(s) as source in jsonschema2pojo-gradle-plugin (#1554)

Closes #1010

Author: unkish

.github/workflows/ci.yml

@@ -28,3 +28,7 @@ jobs:
           maven-version: 3.8.7
       - name: Verify with Maven
         run: mvn verify -B
+      - name: Verify jsonschema2pojo-gradle-plugin integration tests
+        run: |
+          mvn -U -B install -DskipTests -Dmaven.javadoc.skip -Dmaven.site.skip -pl jsonschema2pojo-gradle-plugin -am
+          mvn -U -B install -pl jsonschema2pojo-gradle-plugin

jsonschema2pojo-gradle-plugin/example/java/build.gradle

@@ -29,6 +29,11 @@ dependencies {
 }
 
 jsonSchema2Pojo {
+  // omitting 'source' will force plugin to look for sources under ${project.sourceSets.main.output.resourcesDir}/json
+  source = [
+          'https://raw.githubusercontent.com/joelittlejohn/jsonschema2pojo/master/jsonschema2pojo-integration-tests/src/test/resources/schema/ref/recursiveTreeNode.json',
+          file("src/main/resources/json")
+  ]
   targetPackage = 'example'
   includeJsr303Annotations = true
   propertyWordDelimiters = ['_'] as char[]

jsonschema2pojo-gradle-plugin/pom.xml

@@ -43,6 +43,10 @@
         </dependency>
     </dependencies>
 
+    <properties>
+        <integrationTestSourceDirectory>src/integrationTest/groovy</integrationTestSourceDirectory>
+    </properties>
+
     <build>
         <sourceDirectory>${project.basedir}/src/main/groovy</sourceDirectory>
         <testSourceDirectory>${project.basedir}/src/test/groovy</testSourceDirectory>
@@ -75,6 +79,18 @@
                             </sources>
                         </configuration>
                     </execution>
+                    <execution>
+                        <id>add-integration-test-sources</id>
+                        <phase>generate-test-sources</phase>
+                        <goals>
+                            <goal>add-test-source</goal>
+                        </goals>
+                        <configuration>
+                            <sources>
+                                <source>${integrationTestSourceDirectory}</source>
+                            </sources>
+                        </configuration>
+                    </execution>
                 </executions>
             </plugin>
             <plugin>
@@ -116,11 +132,27 @@
                         <include>**/*Spec.*</include>
                     </includes>
                 </configuration>
-              </plugin>
-              <plugin>
+            </plugin>
+            <plugin>
+                <artifactId>maven-failsafe-plugin</artifactId>
+                <executions>
+                    <execution>
+                        <phase>install</phase>
+                        <goals>
+                            <goal>integration-test</goal>
+                            <goal>verify</goal>
+                        </goals>
+                    </execution>
+                </executions>
+                <configuration>
+                    <useFile>false</useFile>
+                    <testSourceDirectory>${integrationTestSourceDirectory}</testSourceDirectory>
+                </configuration>
+            </plugin>
+            <plugin>
                   <groupId>org.codehaus.mojo</groupId>
                   <artifactId>codenarc-maven-plugin</artifactId>
-              </plugin>
+            </plugin>
         </plugins>
     </build>
 </project>

jsonschema2pojo-gradle-plugin/src/integrationTest/groovy/org/jsonschema2pojo/gradle/GradleBuildIT.groovy

@@ -0,0 +1,47 @@
+/**
+ * Copyright © 2010-2014 Nokia
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jsonschema2pojo.gradle
+
+import org.gradle.tooling.BuildLauncher
+import org.gradle.tooling.GradleConnector
+import org.gradle.tooling.ProjectConnection
+import org.junit.Test
+
+class GradleBuildIT {
+
+  @Test
+  void java() {
+    build("example/java");
+  }
+
+  void build(String projectDir) {
+    GradleConnector connector = GradleConnector.newConnector()
+    connector.useGradleVersion("5.6")
+    connector.forProjectDirectory(new File(projectDir))
+    ProjectConnection connection = connector.connect()
+    try {
+      BuildLauncher launcher = connection.newBuild()
+      launcher.setStandardOutput(System.out);
+      launcher.setStandardError(System.err);
+      launcher.forTasks("build")
+      launcher.addArguments("--stacktrace")
+      launcher.run()
+    } finally {
+      connection.close()
+    }
+  }
+
+}

jsonschema2pojo-gradle-plugin/src/main/groovy/org/jsonschema2pojo/gradle/GenerateJsonSchemaJavaTask.groovy

@@ -56,7 +56,7 @@ class GenerateJsonSchemaJavaTask extends DefaultTask {
       setTargetVersion configuration
 
       inputs.property("configuration", configuration.toString())
-      inputs.files project.files(configuration.sourceFiles)
+      inputs.files project.files(configuration.source.findAll { 'file'.equals(it.protocol) })
     }
   }
 

jsonschema2pojo-gradle-plugin/src/test/groovy/org/jsonschema2pojo/gradle/JsonSchemaPluginSpec.groovy

@@ -16,22 +16,18 @@
 package org.jsonschema2pojo.gradle
 
 import static org.hamcrest.MatcherAssert.*;
-import static org.hamcrest.Matchers.*;
 
 import java.lang.reflect.Field
+import java.nio.charset.StandardCharsets
 
 import org.apache.commons.io.FileUtils
-import org.gradle.tooling.BuildLauncher
-import org.gradle.tooling.GradleConnector
-import org.gradle.tooling.ProjectConnection
-import org.jsonschema2pojo.gradle.JsonSchemaExtension
 import org.junit.Test
 
 class JsonSchemaPluginSpec {
 
   @Test
   void documentationIncludesAllProperties() {
-    String documentation = FileUtils.readFileToString(new File("README.md"));
+    String documentation = FileUtils.readFileToString(new File("README.md"), StandardCharsets.UTF_8);
 
     Set<String> ignoredProperties = new HashSet<String>() {{
         add("sourceFiles");
@@ -52,24 +48,4 @@ class JsonSchemaPluginSpec {
     assertThat(missingProperties.toString(), missingProperties.isEmpty())
   }
 
-  @Test
-  void java() {
-    build("example/java");
-  }
-
-  void build(String projectDir) {
-    GradleConnector connector = GradleConnector.newConnector()
-    connector.useGradleVersion("5.6")
-    connector.forProjectDirectory(new File(projectDir))
-    ProjectConnection connection = connector.connect()
-    try {
-      BuildLauncher launcher = connection.newBuild()
-      launcher.setStandardOutput(System.out);
-      launcher.setStandardError(System.err);
-      launcher.forTasks("build")
-      launcher.run()
-    } finally {
-      connection.close()
-    }
-  }
 }