Initial commit

api/src/main/java/com/github/gtache/fxml/compiler/ControllerFactory.java

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+package com.github.gtache.fxml.compiler;
+
+import java.util.Map;
+
+/**
+ * Factory for creating controllers
+ *
+ * @param <T> The type of the controller
+ */
+public interface ControllerFactory<T> {
+
+    /**
+     * Creates a controller
+     *
+     * @param fieldMap The assignment of field name to value
+     * @return The created controller
+     */
+    T create(final Map<String, Object> fieldMap);
+}

api/src/main/java/com/github/gtache/fxml/compiler/ControllerInfo.java

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+package com.github.gtache.fxml.compiler;
+
+import java.util.List;
+import java.util.Map;
+
+/**
+ * Info about a controller for code generation
+ */
+public interface ControllerInfo {
+
+    /**
+     * @return A mapping of method name to true if the method has an argument
+     */
+    Map<String, Boolean> handlerHasArgument();
+
+    /**
+     * Returns whether the given event handler method has an argument
+     *
+     * @param methodName The method name
+     * @return A mapping of method name to true if the method has an event
+     */
+    default boolean handlerHasArgument(final String methodName) {
+        return handlerHasArgument().getOrDefault(methodName, true);
+    }
+
+    /**
+     * @return A mapping of property name to generic types
+     */
+    Map<String, List<String>> propertyGenericTypes();
+
+    /**
+     * Returns the generic types for the given property (null if not generic)
+     *
+     * @param property The property
+     * @return The generic types
+     */
+    default List<String> propertyGenericTypes(final String property) {
+        return propertyGenericTypes().get(property);
+    }
+}

api/src/main/java/com/github/gtache/fxml/compiler/ControllerInjection.java

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+package com.github.gtache.fxml.compiler;
+
+/**
+ * Represents a controller injection to use for generated code
+ */
+public interface ControllerInjection {
+
+    /**
+     * @return The injection type for fields
+     */
+    InjectionType fieldInjectionType();
+
+    /**
+     * @return The injection type for event handlers
+     */
+    InjectionType methodInjectionType();
+
+    /**
+     * @return The injection class
+     */
+    String injectionClass();
+}

api/src/main/java/com/github/gtache/fxml/compiler/GenerationParameters.java

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+package com.github.gtache.fxml.compiler;
+
+import java.util.Map;
+
+/**
+ * Parameters for FXML generation
+ */
+public interface GenerationParameters {
+
+    /**
+     * @return The mapping of controller class name to controller injection
+     */
+    Map<String, ControllerInjection> controllerInjections();
+
+    /**
+     * @return The mapping of fx:include source to generated class name
+     */
+    Map<String, String> sourceToGeneratedClassName();
+
+    /**
+     * @return The mapping of fx:include source to controller class name
+     */
+    Map<String, String> sourceToControllerName();
+
+    /**
+     * @return The resource bundle injection to use
+     */
+    ResourceBundleInjection resourceBundleInjection();
+}

api/src/main/java/com/github/gtache/fxml/compiler/GenerationRequest.java

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+package com.github.gtache.fxml.compiler;
+
+import com.github.gtache.fxml.compiler.parsing.ParsedObject;
+
+/**
+ * Represents a request for a code generation
+ */
+public interface GenerationRequest {
+
+    /**
+     * @return The main controller info
+     */
+    ControllerInfo controllerInfo();
+
+    /**
+     * @return The request parameters
+     */
+    GenerationParameters parameters();
+
+    /**
+     * @return The object to generate code for
+     */
+    ParsedObject rootObject();
+
+    /**
+     * @return The output class name
+     */
+    String outputClassName();
+}

api/src/main/java/com/github/gtache/fxml/compiler/Generator.java

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+package com.github.gtache.fxml.compiler;
+
+/**
+ * Generates compiled FXML code
+ */
+public interface Generator {
+
+    /**
+     * Generates the java code
+     *
+     * @param request The request
+     * @return The java code
+     */
+    String generate(GenerationRequest request);
+}

api/src/main/java/com/github/gtache/fxml/compiler/InjectionType.java

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+package com.github.gtache.fxml.compiler;
+
+/**
+ * A type of injection for controllers
+ */
+@FunctionalInterface
+public interface InjectionType {
+
+    /**
+     * @return The name of the type
+     */
+    String name();
+}

api/src/main/java/com/github/gtache/fxml/compiler/ResourceBundleInjection.java

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+package com.github.gtache.fxml.compiler;
+
+/**
+ * Represents a controller injection to use for generated code
+ */
+public interface ResourceBundleInjection {
+
+    /**
+     * @return The injection type
+     */
+    InjectionType injectionType();
+
+    /**
+     * @return The resource bundle path
+     */
+    String bundleName();
+}

api/src/main/java/com/github/gtache/fxml/compiler/parsing/ParsedInclude.java

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+package com.github.gtache.fxml.compiler.parsing;
+
+import java.util.LinkedHashMap;
+import java.util.SequencedCollection;
+import java.util.SequencedMap;
+
+/**
+ * Special {@link ParsedObject} for fx:include
+ */
+@FunctionalInterface
+public interface ParsedInclude extends ParsedObject {
+
+    /**
+     * @return The controller id if present
+     */
+    default String controllerId() {
+        final var property = properties().get("fx:id");
+        if (property == null) {
+            return null;
+        } else {
+            return property.value() + "Controller";
+        }
+    }
+
+    /**
+     * @return The resources if present
+     */
+    default String resources() {
+        final var property = properties().get("resources");
+        if (property == null) {
+            return null;
+        } else {
+            return property.value().replace("/", ".");
+        }
+    }
+
+    /**
+     * @return The source
+     */
+    default String source() {
+        final var property = properties().get("source");
+        if (property == null) {
+            throw new IllegalStateException("Missing source");
+        } else {
+            return property.value();
+        }
+    }
+
+    @Override
+    default Class<?> clazz() {
+        return ParsedInclude.class;
+    }
+
+    @Override
+    default SequencedMap<ParsedProperty, SequencedCollection<ParsedObject>> children() {
+        return new LinkedHashMap<>();
+    }
+}

api/src/main/java/com/github/gtache/fxml/compiler/parsing/ParsedObject.java

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+package com.github.gtache.fxml.compiler.parsing;
+
+import java.util.SequencedCollection;
+import java.util.SequencedMap;
+
+/**
+ * Parsed object from FXML
+ */
+public interface ParsedObject {
+
+    /**
+     * @return The object class
+     */
+    Class<?> clazz();
+
+    /**
+     * @return The object properties
+     */
+    SequencedMap<String, ParsedProperty> properties();
+
+    /**
+     * @return The object children (complex properties)
+     */
+    SequencedMap<ParsedProperty, SequencedCollection<ParsedObject>> children();
+}

api/src/main/java/com/github/gtache/fxml/compiler/parsing/ParsedProperty.java

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+package com.github.gtache.fxml.compiler.parsing;
+
+/**
+ * Parsed property/attribute from FXML
+ */
+public interface ParsedProperty {
+
+    /**
+     * @return The property name
+     */
+    String name();
+
+    /**
+     * @return The property source type (in case of static property)
+     */
+    Class<?> sourceType();
+
+    /**
+     * @return The property value
+     */
+    String value();
+}

api/src/main/java/module-info.java

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+/**
+ * API module for FXML compiler
+ */
+module com.github.gtache.fxml.compiler.api {
+    exports com.github.gtache.fxml.compiler;
+    exports com.github.gtache.fxml.compiler.parsing;
+}

api/src/test/java/com/github/gtache/fxml/compiler/TestControllerInfo.java

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+package com.github.gtache.fxml.compiler;
+
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import static org.junit.jupiter.api.Assertions.*;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.when;
+
+class TestControllerInfo {
+
+    private final String string;
+    private final Map<String, Boolean> handlerHasArgument;
+    private final Map<String, List<String>> propertyGenericTypes;
+    private final List<String> genericTypes;
+    private final ControllerInfo controllerInfo;
+
+    TestControllerInfo() {
+        this.string = "string";
+        this.handlerHasArgument = new HashMap<>();
+        this.propertyGenericTypes = new HashMap<>();
+        this.genericTypes = List.of("a", "b");
+        this.controllerInfo = spy(ControllerInfo.class);
+    }
+
+    @BeforeEach
+    void beforeEach() {
+        when(controllerInfo.handlerHasArgument()).thenReturn(handlerHasArgument);
+        when(controllerInfo.propertyGenericTypes()).thenReturn(propertyGenericTypes);
+    }
+
+    @Test
+    void testHandlerHasArgumentNull() {
+        assertTrue(controllerInfo.handlerHasArgument(string));
+    }
+
+    @Test
+    void testHandlerHasArgumentFalse() {
+        handlerHasArgument.put(string, false);
+        assertFalse(controllerInfo.handlerHasArgument(string));
+    }
+
+    @Test
+    void testHandlerHasArgumentTrue() {
+        handlerHasArgument.put(string, true);
+        assertTrue(controllerInfo.handlerHasArgument(string));
+    }
+
+    @Test
+    void testPropertyGenericTypesNull() {
+        assertNull(controllerInfo.propertyGenericTypes(string));
+    }
+
+    @Test
+    void testPropertyGenericTypes() {
+        propertyGenericTypes.put(string, genericTypes);
+        assertEquals(genericTypes, controllerInfo.propertyGenericTypes(string));
+    }
+}

api/src/test/java/com/github/gtache/fxml/compiler/parsing/TestParsedInclude.java

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+package com.github.gtache.fxml.compiler.parsing;
+
+
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.Mock;
+import org.mockito.junit.jupiter.MockitoExtension;
+
+import java.util.LinkedHashMap;
+import java.util.Objects;
+import java.util.SequencedMap;
+
+import static org.junit.jupiter.api.Assertions.*;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.when;
+
+@ExtendWith(MockitoExtension.class)
+class TestParsedInclude {
+
+    private final SequencedMap<String, ParsedProperty> properties;
+    private final ParsedProperty property;
+    private final String string;
+    private final ParsedInclude include;
+
+    TestParsedInclude(@Mock final ParsedProperty property) {
+        this.properties = new LinkedHashMap<>();
+        this.property = Objects.requireNonNull(property);
+        this.string = "str/ing";
+        this.include = spy(ParsedInclude.class);
+    }
+
+    @BeforeEach
+    void beforeEach() {
+        when(include.properties()).thenReturn(properties);
+        when(property.value()).thenReturn(string);
+    }
+
+    @Test
+    void testControllerIdNull() {
+        assertNull(include.controllerId());
+    }
+
+    @Test
+    void testControllerId() {
+        properties.put("fx:id", property);
+        assertEquals(string + "Controller", include.controllerId());
+    }
+
+    @Test
+    void testResourcesNull() {
+        assertNull(include.resources());
+    }
+
+    @Test
+    void testResources() {
+        properties.put("resources", property);
+        assertEquals(string.replace("/", "."), include.resources());
+    }
+
+    @Test
+    void testSourceNull() {
+        assertThrows(IllegalStateException.class, include::source);
+    }
+
+    @Test
+    void testSource() {
+        properties.put("source", property);
+        assertEquals(string, include.source());
+    }
+
+    @Test
+    void testClazz() {
+        assertEquals(ParsedInclude.class, include.clazz());
+    }
+
+    @Test
+    void testChildren() {
+        assertEquals(new LinkedHashMap<>(), include.children());
+    }
+}