#129 testmodule

jcodemodeltests/pom.xml

@@ -0,0 +1,64 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+  <parent>
+    <groupId>com.helger.jcodemodel</groupId>
+    <artifactId>jcodemodel-parent-pom</artifactId>
+    <version>4.2.0-SNAPSHOT</version>
+  </parent>
+  <artifactId>JCodeModel-Tests</artifactId>
+
+  <dependencies>
+    <dependency>
+      <groupId>com.helger</groupId>
+      <artifactId>jcodemodel</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
+
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.codehaus.mojo</groupId>
+        <artifactId>build-helper-maven-plugin</artifactId>
+        <version>3.6.1</version>
+        <executions>
+          <execution>
+            <id>add-test-source</id>
+            <phase>generate-test-sources</phase>
+            <goals>
+              <goal>add-test-source</goal>
+            </goals>
+            <configuration>
+              <sources>
+                <source>src/generated/javatest</source>
+              </sources>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
+      <plugin>
+        <groupId>org.codehaus.mojo</groupId>
+        <artifactId>exec-maven-plugin</artifactId>
+        <version>3.6.3</version>
+        <executions>
+          <execution>
+            <id>generatetestfiles</id>
+            <phase>generate-test-sources</phase>
+            <goals>
+              <goal>java</goal>
+            </goals>
+            <configuration>
+              <arguments>${project.basedir}</arguments>
+              <mainClass>com.helger.jcodemodel.compile.annotation.GenerateTestFiles</mainClass>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
+
+  </build>
+</project>

jcodemodeltests/src/generated/javatest/com/helger/jcodemodel/tests/basic/Simple1.java

@@ -0,0 +1,4 @@
+package com.helger.jcodemodel.tests.basic;
+
+public class Simple1 {
+}

jcodemodeltests/src/generated/javatest/com/helger/jcodemodel/tests/basic/Simple2.java

@@ -0,0 +1,4 @@
+package com.helger.jcodemodel.tests.basic;
+
+public class Simple2 {
+}

jcodemodeltests/src/generated/javatest/com/helger/jcodemodel/tests/record/AnnotatedPerson.java

@@ -0,0 +1,4 @@
+package com.helger.jcodemodel.tests.record;
+
+public record AnnotatedPerson(@JRecordTestGen.RecordAnnotationExample String name, int age) {
+}

jcodemodeltests/src/generated/javatest/com/helger/jcodemodel/tests/record/ArrayRecord.java

@@ -0,0 +1,4 @@
+package com.helger.jcodemodel.tests.record;
+
+public record ArrayRecord(String[] names, int[][] matrix) {
+}

jcodemodeltests/src/generated/javatest/com/helger/jcodemodel/tests/record/BasicPoint.java

@@ -0,0 +1,4 @@
+package com.helger.jcodemodel.tests.record;
+
+public record BasicPoint(int x, int y) {
+}

jcodemodeltests/src/generated/javatest/com/helger/jcodemodel/tests/record/Empty.java

@@ -0,0 +1,4 @@
+package com.helger.jcodemodel.tests.record;
+
+public record Empty() {
+}

jcodemodeltests/src/generated/javatest/com/helger/jcodemodel/tests/record/NamedPoint.java

@@ -0,0 +1,10 @@
+package com.helger.jcodemodel.tests.record;
+
+public record NamedPoint(int x, int y, String name)
+    implements Comparable<NamedPoint>
+{
+
+    public int compareTo(NamedPoint other) {
+        return  0;
+    }
+}

jcodemodeltests/src/generated/javatest/com/helger/jcodemodel/tests/record/Outer.java

@@ -0,0 +1,7 @@
+package com.helger.jcodemodel.tests.record;
+
+public class Outer {
+
+    public record Inner(String value) {
+    }
+}

jcodemodeltests/src/generated/javatest/com/helger/jcodemodel/tests/record/Pair.java

@@ -0,0 +1,4 @@
+package com.helger.jcodemodel.tests.record;
+
+public record Pair<T, U>(T first, U second) {
+}

jcodemodeltests/src/generated/javatest/com/helger/jcodemodel/tests/record/PairNumber.java

@@ -0,0 +1,4 @@
+package com.helger.jcodemodel.tests.record;
+
+public record PairNumber<T extends Number>(T first, T second) {
+}

jcodemodeltests/src/generated/javatest/com/helger/jcodemodel/tests/record/Person.java

@@ -0,0 +1,4 @@
+package com.helger.jcodemodel.tests.record;
+
+public record Person(String name, Integer age) {
+}

jcodemodeltests/src/generated/javatest/com/helger/jcodemodel/tests/record/PointDistance.java

@@ -0,0 +1,8 @@
+package com.helger.jcodemodel.tests.record;
+
+public record PointDistance(int x, int y) {
+
+    public double distance() {
+        return Math.sqrt(((x*x)+(y*y)));
+    }
+}

jcodemodeltests/src/generated/javatest/com/helger/jcodemodel/tests/record/PointJavadoc.java

@@ -0,0 +1,13 @@
+package com.helger.jcodemodel.tests.record;
+
+
+/**
+ * Represents a 2D point.
+ * 
+ * @param x
+ *     the x coordinate
+ * @param y
+ *     the y coordinate
+ */
+public record PointJavadoc(int x, int y) {
+}

jcodemodeltests/src/generated/javatest/com/helger/jcodemodel/tests/record/PointStatic.java

@@ -0,0 +1,9 @@
+package com.helger.jcodemodel.tests.record;
+
+public record PointStatic(int x, int y) {
+    public static final PointStatic ORIGIN = new PointStatic(0, 0);
+
+    public static PointStatic of(int x, int y) {
+        return new PointStatic(x, y);
+    }
+}

jcodemodeltests/src/generated/javatest/com/helger/jcodemodel/tests/record/Range.java

@@ -0,0 +1,10 @@
+package com.helger.jcodemodel.tests.record;
+
+public record Range(int lo, int hi) {
+
+    public Range {
+        if (lo >hi) {
+            throw new IllegalArgumentException("High must be greater or equal to Low");
+        }
+    }
+}

jcodemodeltests/src/generated/javatest/com/helger/jcodemodel/tests/record/RangeCanonical.java

@@ -0,0 +1,12 @@
+package com.helger.jcodemodel.tests.record;
+
+public record RangeCanonical(int lo, int hi) {
+
+    public RangeCanonical(int lo, int hi) {
+        if (lo >hi) {
+            throw new IllegalArgumentException("lo must be < hi");
+        }
+        this.lo = lo;
+        this.hi = hi;
+    }
+}

jcodemodeltests/src/generated/javatest/com/helger/jcodemodel/tests/record/SeriesVarArgs.java

@@ -0,0 +1,4 @@
+package com.helger.jcodemodel.tests.record;
+
+public record SeriesVarArgs(String name, int... values) {
+}

jcodemodeltests/src/main/java/com/helger/jcodemodel/compile/annotation/GenerateTestFiles.java

@@ -0,0 +1,116 @@
+package com.helger.jcodemodel.compile.annotation;
+
+import java.io.File;
+import java.io.IOException;
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+import java.lang.reflect.Modifier;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.stream.Stream;
+
+import com.helger.jcodemodel.JCodeModel;
+import com.helger.jcodemodel.writer.JCMWriter;
+import com.helger.jcodemodel.writer.ProgressCodeWriter.IProgressTracker;
+
+public class GenerateTestFiles {
+
+  private static final String OUTPUT_DIR = "src/generated/javatest";
+
+  private static final String CLASS_SCAN_DIR = "src/main/java";
+
+  private final File outputDir;
+
+  private final File classScanDir;
+
+  public static void main(String[] args) {
+    String rootPath = args == null || args.length == 0 ? "." : args[0];
+    File outputFile = new File(rootPath, OUTPUT_DIR);
+    File classScanDir = new File(rootPath, CLASS_SCAN_DIR);
+    new GenerateTestFiles(outputFile, classScanDir)
+        .apply();
+  }
+
+  public GenerateTestFiles(File outputDir, File classScanDir) {
+    this.outputDir = outputDir;
+    this.classScanDir = classScanDir;
+  }
+
+  void apply() {
+    delete(outputDir);
+    outputDir.mkdirs();
+    scanClasses(classScanDir).forEach(this::applyCandidateClass);
+
+  }
+
+  void delete(File file) {
+    if (file.isDirectory()) {
+      for (File sub : file.listFiles()) {
+        delete(sub);
+      }
+    }
+    file.delete();
+  }
+
+  Stream<String> scanClasses(File rootDir) {
+    return scanClasses(rootDir, "", Stream.of());
+  }
+
+  Stream<String> scanClasses(File dir, String packageName, Stream<String> stream) {
+    List<String> newFound = new ArrayList<>();
+    if(!dir.isDirectory()) {
+      throw new RuntimeException("file " + dir.getAbsolutePath() + " expected to be a dir");
+    }
+    for (File child : dir.listFiles()) {
+      if (child.isDirectory()) {
+        stream = scanClasses(child, (packageName.isEmpty() ? "" : packageName + ".") + child.getName(), stream);
+
+      } else if (child.isFile() && child.getName().endsWith(".java")) {
+        newFound.add(packageName + "." + child.getName().replace(".java", ""));
+      }
+    }
+    if (!newFound.isEmpty()) {
+      stream = Stream.concat(stream, newFound.stream());
+    }
+    return stream;
+  }
+
+  void applyCandidateClass(String className) {
+    Class<?> clazz;
+    try {
+      clazz = Class.forName(className);
+      if (clazz.getAnnotation(TestJCM.class) != null) {
+        runGeneration(clazz);
+      }
+    } catch (ClassNotFoundException | IllegalAccessException | IllegalArgumentException
+        | InvocationTargetException | InstantiationException | NoSuchMethodException | SecurityException
+        | IOException e) {
+      throw new RuntimeException(e);
+    }
+  }
+
+  private void runGeneration(Class<?> clazz)
+      throws IllegalAccessException, IllegalArgumentException, InvocationTargetException, InstantiationException,
+      NoSuchMethodException, SecurityException, IOException {
+    for (Method m : clazz.getDeclaredMethods()) {
+      // only apply to methods public, with 0 args, and that produce a JCodeModel
+      if ((m.getModifiers() & Modifier.PUBLIC) > 0
+          && m.getParameterCount() == 0) {
+        if (m.getReturnType().equals(JCodeModel.class)) {
+          m.setAccessible(true);
+          JCodeModel produced = null;
+          if ((m.getModifiers() & Modifier.STATIC) > 0) {
+            produced = (JCodeModel) m.invoke(null);
+          } else {
+            Object inst = clazz.getDeclaredConstructor().newInstance();
+            produced = (JCodeModel) m.invoke(inst);
+          }
+          if (produced != null) {
+            new JCMWriter(produced).build(outputDir, (IProgressTracker) null);
+          }
+        }
+      }
+    }
+  }
+
+}

jcodemodeltests/src/main/java/com/helger/jcodemodel/compile/annotation/TestJCM.java

@@ -0,0 +1,12 @@
+package com.helger.jcodemodel.compile.annotation;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+@Retention(RetentionPolicy.RUNTIME)
+@Target(ElementType.TYPE)
+public @interface TestJCM {
+
+}

jcodemodeltests/src/main/java/com/helger/jcodemodel/tests/basic/SimpleClassGenerating.java

@@ -0,0 +1,27 @@
+package com.helger.jcodemodel.tests.basic;
+
+import com.helger.jcodemodel.JCodeModel;
+import com.helger.jcodemodel.compile.annotation.TestJCM;
+import com.helger.jcodemodel.exceptions.JCodeModelException;
+
+@TestJCM
+public class SimpleClassGenerating {
+
+  public JCodeModel createSimple1() throws JCodeModelException {
+    JCodeModel cm = new JCodeModel();
+    cm._class("com.helger.jcodemodel.tests.basic.Simple1");
+    return cm;
+  }
+
+  public JCodeModel createSimple2() throws JCodeModelException {
+    JCodeModel cm = new JCodeModel();
+    cm._class("com.helger.jcodemodel.tests.basic.Simple2");
+    return cm;
+  }
+
+  /** protected so should not be selected */
+  protected JCodeModel protectedCall() {
+    return null;
+  }
+
+}