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authorTrygve Laugstøl <trygvis@inamo.no>2013-08-04 20:09:06 +0200
committerTrygve Laugstøl <trygvis@inamo.no>2013-08-04 20:09:06 +0200
commitfd6f806608d1047296cbb1ae7ea4a989fe23553b (patch)
treebe38c3b783ad656605bdf8808aa32a497d0ebd0f /container-compiler-plugin
parentf0a9ad191465bba0e7ddaea700d9667be699fec3 (diff)
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wip
o Adding support for enums. Will automatically use the name style, not ordinal.
Diffstat (limited to 'container-compiler-plugin')
-rw-r--r--container-compiler-plugin/src/main/java/io/trygvis/container/compiler/EntityHandler.java19
-rw-r--r--container-compiler-plugin/src/main/java/io/trygvis/persistence/GeneratorConfiguration.java7
-rw-r--r--container-compiler-plugin/src/main/java/io/trygvis/persistence/TypeHandler.java44
-rw-r--r--container-compiler-plugin/src/test/resources/io/trygvis/persistence/test/Person.java9
4 files changed, 66 insertions, 13 deletions
diff --git a/container-compiler-plugin/src/main/java/io/trygvis/container/compiler/EntityHandler.java b/container-compiler-plugin/src/main/java/io/trygvis/container/compiler/EntityHandler.java
index ae3443c..74f303f 100644
--- a/container-compiler-plugin/src/main/java/io/trygvis/container/compiler/EntityHandler.java
+++ b/container-compiler-plugin/src/main/java/io/trygvis/container/compiler/EntityHandler.java
@@ -15,6 +15,7 @@ import javax.annotation.processing.ProcessingEnvironment;
import javax.lang.model.element.AnnotationMirror;
import javax.lang.model.element.AnnotationValue;
import javax.lang.model.element.Element;
+import javax.lang.model.element.ElementKind;
import javax.lang.model.element.ExecutableElement;
import javax.lang.model.element.Modifier;
import javax.lang.model.element.PackageElement;
@@ -40,14 +41,13 @@ import static io.trygvis.persistence.FieldMirror.AccessorType.FIELD;
import static io.trygvis.persistence.FieldMirror.AccessorType.METHOD;
import static io.trygvis.persistence.FieldMirror.FieldType.PRIMITIVE;
import static io.trygvis.persistence.FieldMirror.FieldType.REFERENCE;
+import static io.trygvis.persistence.TypeHandler.StringEnumTypeHandler;
import static java.lang.Character.isUpperCase;
import static java.lang.String.format;
import static java.lang.reflect.Modifier.PUBLIC;
import static javax.lang.model.util.ElementFilter.fieldsIn;
import static javax.lang.model.util.ElementFilter.methodsIn;
-import static org.apache.commons.lang.StringUtils.capitalize;
-import static org.apache.commons.lang.StringUtils.join;
-import static org.apache.commons.lang.StringUtils.stripEnd;
+import static org.apache.commons.lang.StringUtils.*;
public class EntityHandler extends AbstractHandler {
private GeneratorConfiguration generatorConfiguration = new GeneratorConfiguration();
@@ -119,7 +119,6 @@ public class EntityHandler extends AbstractHandler {
}
}
- // Iterate over all fields. Consume relevant getters and setters.
for (VariableElement f : fieldsIn(elements.getAllMembers(element))) {
String name = f.getSimpleName().toString();
ExecutableElement getter = getters.remove(name);
@@ -253,6 +252,7 @@ public class EntityHandler extends AbstractHandler {
// TODO: check for transient and @Transient
FieldMirror.AccessorType accessorType;
TypeRef type;
+ Element element;
String javaName;
String sqlName;
boolean id;
@@ -263,6 +263,7 @@ public class EntityHandler extends AbstractHandler {
}
accessorType = FIELD;
type = new TypeRef(var.asType());
+ element = types.asElement(var.asType());
javaName = var.getSimpleName().toString();
id = isId(var);
processSequenceGenerators(var);
@@ -277,6 +278,7 @@ public class EntityHandler extends AbstractHandler {
}
accessorType = METHOD;
type = new TypeRef(getter.getReturnType());
+ element = types.asElement(getter.getReturnType());
id = isId(getter);
processSequenceGenerators(getter);
// TODO: this might be relaxed, just find the common type and use that.
@@ -288,9 +290,16 @@ public class EntityHandler extends AbstractHandler {
}
sqlName = sqlName(javaName);
+ // Register type handler if this is an enum
+ if (element != null && element.getKind() == ElementKind.ENUM) {
+ if (!generatorConfiguration.hasTypeHandler(type)) {
+ generatorConfiguration.addTypeHandler(type, new StringEnumTypeHandler(type));
+ }
+ }
+
boolean notNull = false;
boolean unique = false;
- boolean primitive = generatorConfiguration.isPrimitive(type);
+ boolean primitive = generatorConfiguration.hasTypeHandler(type);
if (id && !primitive) {
throw new CompilerException(var, "A @Id field has to be a primitive or embedded.");
}
diff --git a/container-compiler-plugin/src/main/java/io/trygvis/persistence/GeneratorConfiguration.java b/container-compiler-plugin/src/main/java/io/trygvis/persistence/GeneratorConfiguration.java
index 48072de..3bf7b08 100644
--- a/container-compiler-plugin/src/main/java/io/trygvis/persistence/GeneratorConfiguration.java
+++ b/container-compiler-plugin/src/main/java/io/trygvis/persistence/GeneratorConfiguration.java
@@ -10,7 +10,6 @@ import java.util.TreeMap;
public class GeneratorConfiguration {
- private final Map<TypeRef, TypeHandler> primitiveTypeHandlers = new TreeMap<>();
private final Map<TypeRef, TypeHandler> typeHandlers = new TreeMap<>();
{
@@ -22,8 +21,6 @@ public class GeneratorConfiguration {
typeHandlers.put(new TypeRef(Date.class), new TypeHandler.DateTypeHandler());
typeHandlers.put(new TypeRef("org.joda.time.DateTime"), new TypeHandler.JodaDateTimeTypeHandler());
typeHandlers.put(new TypeRef("java.util.UUID"), new TypeHandler.UuidTypeHandler());
-
- primitiveTypeHandlers.putAll(typeHandlers);
}
public void addTypeHandler(TypeRef type, TypeHandler typeHandler) {
@@ -38,10 +35,6 @@ public class GeneratorConfiguration {
return typeHandler;
}
- public boolean isPrimitive(TypeRef type) {
- return primitiveTypeHandlers.containsKey(type);
- }
-
public boolean hasTypeHandler(TypeRef type) {
return typeHandlers.containsKey(type);
}
diff --git a/container-compiler-plugin/src/main/java/io/trygvis/persistence/TypeHandler.java b/container-compiler-plugin/src/main/java/io/trygvis/persistence/TypeHandler.java
index dfb2be3..f13018a 100644
--- a/container-compiler-plugin/src/main/java/io/trygvis/persistence/TypeHandler.java
+++ b/container-compiler-plugin/src/main/java/io/trygvis/persistence/TypeHandler.java
@@ -1,6 +1,7 @@
package io.trygvis.persistence;
import io.trygvis.container.compiler.InternalErrorException;
+import io.trygvis.container.compiler.model.TypeRef;
import java.lang.reflect.Field;
import java.sql.Types;
@@ -69,6 +70,49 @@ public abstract class TypeHandler {
}
}
+// public static class OrdinalEnumTypeHandler extends TypeHandler {
+// private final TypeRef enumType;
+// public OrdinalEnumTypeHandler(TypeRef enumType) {
+// super("INTEGER", INTEGER, true);
+// this.enumType = enumType;
+// }
+//
+// @Override
+// String setter(int i, String expr) {
+// return "setInt(" + i + ", " + expr + ".ordinal())";
+// }
+//
+// @Override
+// String getter(String rs, int i) {
+// return "int ordinal = -1; for (Gender v : Gender.values()) if (v.ordinal() == ordinal) return v;";
+// int ordinal = -1; for (EnumType v : EnumType.values()) if (v.ordinal() == ordinal) return v;
+// return enumType.plainName + ".ordinal(" + rs + ".getInt(" + i + "))";
+// }
+// }
+
+ public static class StringEnumTypeHandler extends TypeHandler {
+ private final TypeRef enumType;
+
+ public StringEnumTypeHandler(TypeRef enumType) {
+ super("VARCHAR", VARCHAR, true);
+ this.enumType = enumType;
+ }
+
+ @Override
+ String setter(int i, String expr) {
+ return "setString(" + i + ", " + expr + ".name())";
+ }
+
+ @Override
+ String getter(String rs, int i) {
+ return enumType.plainName + ".valueOf(" + rs + ".getString(" + i + "))";
+ }
+ }
+
+ // -----------------------------------------------------------------------
+ //
+ // -----------------------------------------------------------------------
+
public static class StringTypeHandler extends PrimitiveTypeHandler {
protected StringTypeHandler() {
super(null, VARCHAR, "String", true);
diff --git a/container-compiler-plugin/src/test/resources/io/trygvis/persistence/test/Person.java b/container-compiler-plugin/src/test/resources/io/trygvis/persistence/test/Person.java
index 755042b..47a2fdd 100644
--- a/container-compiler-plugin/src/test/resources/io/trygvis/persistence/test/Person.java
+++ b/container-compiler-plugin/src/test/resources/io/trygvis/persistence/test/Person.java
@@ -17,6 +17,12 @@ public class Person {
@ManyToOne
public Person mother;
+ enum Gender {
+ MALE, FEMALE
+ }
+
+ public final Gender gender;
+
// @ManyToOne
// public Person father;
@@ -24,9 +30,10 @@ public class Person {
// @OrderBy("birthDate asc")
// private List<Person> children = new ArrayList<>();
- public Person(Long id, Date birthDate, Person mother) {
+ public Person(Long id, Date birthDate, Person mother, Gender gender) {
this.id = id;
this.birthDate = birthDate;
this.mother = mother;
+ this.gender = gender;
}
}