codegen: Create models for representing anonymous implementations (#434)

common-parent/codegen/src/main/java/com/speedment/common/codegen/internal/model/ClassImpl.java

@@ -110,6 +110,4 @@ public boolean equals(Object obj) {
         }
         return Objects.equals(this.constructors, other.constructors);
     }
-
-
 }

common-parent/codegen/src/main/java/com/speedment/common/codegen/internal/model/value/AnonymousValueImpl.java

@@ -0,0 +1,83 @@
+package com.speedment.common.codegen.internal.model.value;
+
+import com.speedment.common.codegen.internal.util.Copier;
+import com.speedment.common.codegen.model.ClassOrInterface;
+import com.speedment.common.codegen.model.Generic;
+import com.speedment.common.codegen.model.Value;
+import com.speedment.common.codegen.model.trait.HasCopy;
+import com.speedment.common.codegen.model.value.AnonymousValue;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Default implementation of the {@link AnonymousValue} interface.
+ *
+ * @author Emil Forslund
+ * @since  2.4.6
+ */
+public final class AnonymousValueImpl<T extends ClassOrInterface<T>>
+implements AnonymousValue<T> {
+
+    private final List<Value<?>> args;
+    private final List<Generic> generics;
+    private T classOrInterface;
+
+    public AnonymousValueImpl() {
+        this.args     = new ArrayList<>();
+        this.generics = new ArrayList<>();
+    }
+
+    private AnonymousValueImpl(AnonymousValue<T> prototype) {
+        this.args             = Copier.copy(prototype.getValues(), HasCopy::copy);
+        this.generics         = Copier.copy(prototype.getGenerics());
+        this.classOrInterface = Copier.copy(prototype.getValue());
+    }
+
+    @Override
+    public List<Value<?>> getValues() {
+        return args;
+    }
+
+    @Override
+    public List<Generic> getGenerics() {
+        return generics;
+    }
+
+    @Override
+    public T getValue() {
+        return classOrInterface;
+    }
+
+    @Override
+    public AnonymousValue<T> setValue(T value) {
+        classOrInterface = value;
+        return this;
+    }
+
+    @Override
+    public Value<T> copy() {
+        return new AnonymousValueImpl<>(this);
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (!(o instanceof AnonymousValue)) return false;
+
+        final AnonymousValue<?> that = (AnonymousValue<?>) o;
+        if (!args.equals(that.getValues())) return false;
+        else if (!getGenerics().equals(that.getGenerics())) return false;
+        return classOrInterface != null
+            ? classOrInterface.equals(that.getValue())
+            : that.getValue() == null;
+    }
+
+    @Override
+    public int hashCode() {
+        int result = args.hashCode();
+        result = 31 * result + getGenerics().hashCode();
+        result = 31 * result + (classOrInterface != null ? classOrInterface.hashCode() : 0);
+        return result;
+    }
+}

common-parent/codegen/src/main/java/com/speedment/common/codegen/model/Value.java

@@ -16,10 +16,23 @@
  */
 package com.speedment.common.codegen.model;
 
-
-import com.speedment.common.codegen.internal.model.value.*;
+import com.speedment.common.codegen.internal.model.value.AnonymousValueImpl;
+import com.speedment.common.codegen.internal.model.value.ArrayValueImpl;
+import com.speedment.common.codegen.internal.model.value.BooleanValueImpl;
+import com.speedment.common.codegen.internal.model.value.EnumValueImpl;
+import com.speedment.common.codegen.internal.model.value.NullValueImpl;
+import com.speedment.common.codegen.internal.model.value.NumberValueImpl;
+import com.speedment.common.codegen.internal.model.value.ReferenceValueImpl;
+import com.speedment.common.codegen.internal.model.value.TextValueImpl;
 import com.speedment.common.codegen.model.trait.HasCopy;
-import com.speedment.common.codegen.model.value.*;
+import com.speedment.common.codegen.model.value.AnonymousValue;
+import com.speedment.common.codegen.model.value.ArrayValue;
+import com.speedment.common.codegen.model.value.BooleanValue;
+import com.speedment.common.codegen.model.value.EnumValue;
+import com.speedment.common.codegen.model.value.NullValue;
+import com.speedment.common.codegen.model.value.NumberValue;
+import com.speedment.common.codegen.model.value.ReferenceValue;
+import com.speedment.common.codegen.model.value.TextValue;
 
 import java.lang.reflect.Type;
 import java.util.List;
@@ -47,41 +60,96 @@ public interface Value<V> extends HasCopy<Value<V>> {
      * @return  the inner value 
      */
 	V getValue();
-
+
+    /**
+     * Returns a new {@link ArrayValue} with no values set.
+     *
+     * @return an {@code ArrayValue}
+     */
     static ArrayValue ofArray() {
         return new ArrayValueImpl();
     }
-
+
+    /**
+     * Returns a new {@link ArrayValue} with the specified values set.
+     *
+     * @return an {@code ArrayValue}
+     */
     static ArrayValue ofArray(List<Value<?>> arrayValue) {
         return new ArrayValueImpl(arrayValue);
     }
-
+
+    /**
+     * Returns a new {@link BooleanValue} with the specified value.
+     *
+     * @param val  the boolean
+     * @return     the boolean value
+     */
     static BooleanValue ofBoolean(Boolean val) {
         return new BooleanValueImpl(val);
     }
-
-    static EnumValue ofEnum(Type type, String value) {
-        return new EnumValueImpl(type, value);
+
+    /**
+     * Returns a new {@link EnumValue} with the specified constant selected.
+     *
+     * @param type      the enum type
+     * @param constant  the selected constant
+     * @return          the boolean value
+     */
+    static EnumValue ofEnum(Type type, String constant) {
+        return new EnumValueImpl(type, constant);
     }
-
-//    static EnumValue ofEnum(EnumValue prototype) {
-//        return new EnumValueImpl(prototype);
-//    }
-
+
+    /**
+     * Returns a new {@code NullValue} representing {@code null}.
+     *
+     * @return  a {@code NullValue}
+     */
     static NullValue ofNull() {
         return new NullValueImpl();
     }
-
+
+    /**
+     * Returns a new {@link NumberValue}.
+     *
+     * @param num  the represented number
+     * @return     the created number value
+     */
     static NumberValue ofNumber(Number num) {
         return new NumberValueImpl(num);
     }
-
+
+    /**
+     * Returns a new {@link ReferenceValue} representing a reference to an
+     * object.
+     *
+     * @param reference  the code to show
+     * @return           the reference value
+     */
     static ReferenceValue ofReference(String reference) {
         return new ReferenceValueImpl(reference);
     }
-
+
+    /**
+     * Returns a new {@link TextValue} representing a string text.
+     *
+     * @param text  the text
+     * @return      the text value
+     */
     static TextValue ofText(String text) {
         return new TextValueImpl(text);
     }
 
+    /**
+     * Returns a new {@link AnonymousValue} representing the anonymous
+     * implementation of a class or interface as the value of a field.
+     *
+     * @param classOrInterface  the class or interface to implement
+     * @param <T>               the type (class, interface, enum etc)
+     * @return                  the anonymous value
+     */
+    static <T extends ClassOrInterface<T>> AnonymousValue<T> ofAnonymous(T classOrInterface) {
+        return new AnonymousValueImpl<T>()
+            .setValue(classOrInterface);
+    }
 }

common-parent/codegen/src/main/java/com/speedment/common/codegen/model/trait/HasValues.java

@@ -0,0 +1,37 @@
+package com.speedment.common.codegen.model.trait;
+
+import com.speedment.common.codegen.model.Value;
+
+import java.util.List;
+
+/**
+ * Trait representing a type that has multiple {@link Value values}, like a
+ * method or constructor invocation.
+ *
+ * @author Emil Forslund
+ * @since  2.4.6
+ */
+public interface HasValues<T extends HasValues<T>> {
+
+    /**
+     * Adds the specified {@link Value} to this model.
+     *
+     * @param generic  the new child
+     * @return         a reference to this
+     */
+    @SuppressWarnings("unchecked")
+    default <E> T add(final Value<E> generic) {
+        getValues().add(generic);
+        return (T) this;
+    }
+
+    /**
+     * Returns a list of all the values in this model.
+     * <p>
+     * The list returned must be mutable for changes!
+     *
+     * @return  the values
+     */
+    List<Value<?>> getValues();
+
+}

common-parent/codegen/src/main/java/com/speedment/common/codegen/model/value/AnonymousValue.java

@@ -0,0 +1,22 @@
+package com.speedment.common.codegen.model.value;
+
+import com.speedment.common.codegen.model.ClassOrInterface;
+import com.speedment.common.codegen.model.Value;
+import com.speedment.common.codegen.model.trait.HasGenerics;
+import com.speedment.common.codegen.model.trait.HasValues;
+
+/**
+ * A value representing a reference to an abstract implementation used
+ * anonymously to set a field.
+ *
+ * @author Emil Forslund
+ * @since  2.4.6
+ */
+public interface AnonymousValue<T extends ClassOrInterface<T>>
+extends Value<T>,
+        HasGenerics<AnonymousValue<T>>,
+        HasValues<AnonymousValue<T>> {
+
+    @Override
+    AnonymousValue<T> setValue(T value);
+}

common-parent/codegen/src/main/java/com/speedment/common/codegen/model/value/ArrayValue.java

@@ -24,5 +24,4 @@
  *
  * @author Emil Forslund
  */
-public interface ArrayValue extends Value<List<Value<?>>> {
-}
+public interface ArrayValue extends Value<List<Value<?>>> {}

common-parent/codegen/src/main/java/com/speedment/common/codegen/model/value/BooleanValue.java

@@ -22,5 +22,4 @@
  *
  * @author Emil Forslund
  */
-public interface BooleanValue extends Value<Boolean> {
-}
+public interface BooleanValue extends Value<Boolean> {}

common-parent/codegen/src/main/java/com/speedment/common/codegen/model/value/EnumValue.java

@@ -23,5 +23,4 @@
  *
  * @author Emil Forslund
  */
-public interface EnumValue extends Value<String>, HasType<EnumValue> {
-}
+public interface EnumValue extends Value<String>, HasType<EnumValue> {}

common-parent/codegen/src/main/java/com/speedment/common/codegen/model/value/NullValue.java

@@ -18,10 +18,8 @@
 
 import com.speedment.common.codegen.model.Value;
 
-
 /**
  *
  * @author Emil Forslund
  */
-public interface NullValue extends Value<Number> {	
-}
+public interface NullValue extends Value<Number> {}

common-parent/codegen/src/main/java/com/speedment/common/codegen/model/value/NumberValue.java

@@ -22,5 +22,4 @@
  *
  * @author Emil Forslund
  */
-public interface NumberValue extends Value<Number> {
-}
+public interface NumberValue extends Value<Number> {}

common-parent/codegen/src/main/java/com/speedment/common/codegen/model/value/ReferenceValue.java

@@ -22,6 +22,4 @@
  *
  * @author Emil Forslund
  */
-public interface ReferenceValue extends Value<String> {
-
-}
+public interface ReferenceValue extends Value<String> {}

common-parent/codegen/src/main/java/com/speedment/common/codegen/model/value/TextValue.java

@@ -22,5 +22,4 @@
  *
  * @author Emil Forslund
  */
-public interface TextValue extends Value<String> {
-}
+public interface TextValue extends Value<String> {}