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118 lines (102 loc) · 4.78 KB
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/*
* Copyright 2010-2011 Pierre-Yves Ricau (py.ricau at gmail.com)
*
* 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 com.googlecode.androidannotations.processing;
import java.lang.annotation.Annotation;
import java.util.List;
import javax.annotation.processing.ProcessingEnvironment;
import javax.lang.model.element.Element;
import javax.lang.model.element.ExecutableElement;
import javax.lang.model.element.TypeElement;
import javax.lang.model.util.ElementFilter;
import javax.lang.model.util.Elements;
import com.googlecode.androidannotations.annotations.sharedpreferences.SharedPref;
import com.googlecode.androidannotations.annotations.sharedpreferences.SharedPref.Scope;
import com.googlecode.androidannotations.helper.AnnotationHelper;
import com.googlecode.androidannotations.helper.ModelConstants;
import com.sun.codemodel.ClassType;
import com.sun.codemodel.JClass;
import com.sun.codemodel.JCodeModel;
import com.sun.codemodel.JDefinedClass;
import com.sun.codemodel.JExpr;
import com.sun.codemodel.JMethod;
import com.sun.codemodel.JMod;
import com.sun.codemodel.JVar;
public class SharedPrefProcessor extends AnnotationHelper implements ElementProcessor {
public SharedPrefProcessor(ProcessingEnvironment processingEnv) {
super(processingEnv);
}
@Override
public Class<? extends Annotation> getTarget() {
return SharedPref.class;
}
@Override
public void process(Element element, JCodeModel codeModel, ActivitiesHolder activitiesHolder) throws Exception {
TypeElement typeElement = (TypeElement) element;
String interfaceQualifiedName = typeElement.getQualifiedName().toString();
String interfaceSimpleName = typeElement.getSimpleName().toString();
String helperQualifiedName = interfaceQualifiedName + ModelConstants.GENERATION_SUFFIX;
JDefinedClass helperClass = codeModel._class(JMod.PUBLIC | JMod.FINAL, helperQualifiedName, ClassType.CLASS);
SharedPref sharedPrefAnnotation = typeElement.getAnnotation(SharedPref.class);
JClass activityClass = codeModel.ref("android.app.Activity");
JClass contextClass = codeModel.ref("android.content.Context");
// Constructor
Scope scope = sharedPrefAnnotation.value();
int mode = sharedPrefAnnotation.mode();
JMethod constructor = helperClass.constructor(JMod.PUBLIC);
switch (scope) {
case ACTIVITY_DEFAULT: {
JVar activityParam = constructor.param(activityClass, "activity");
constructor.body() //
.invoke("super") //
.arg(activityParam.invoke("getPreferences") //
.arg(JExpr.lit(mode)));
break;
}
case ACTIVITY: {
JVar activityParam = constructor.param(activityClass, "activity");
constructor.body().invoke("super") //
.arg(activityParam.invoke("getSharedPreferences") //
.arg(activityParam.invoke("getLocalClassName") //
.plus(JExpr.lit("_" + interfaceSimpleName))) //
.arg(JExpr.lit(mode)));
break;
}
case UNIQUE: {
JVar contextParam = constructor.param(contextClass, "context");
constructor.body() //
.invoke("super") //
.arg(contextParam.invoke("getSharedPreferences") //
.arg(JExpr.lit(interfaceSimpleName)) //
.arg(JExpr.lit(mode)));
break;
}
case APPLICATION_DEFAULT: {
JClass preferenceManagerClass = codeModel.ref("android.preference.PreferenceManager");
JVar contextParam = constructor.param(contextClass, "context");
constructor.body() //
.invoke("super") //
.arg(preferenceManagerClass.staticInvoke("getDefaultSharedPreferences") //
.arg(contextParam));
break;
}
}
Elements elements = processingEnv.getElementUtils();
List<? extends Element> inheritedMembers = elements.getAllMembers(typeElement);
List<ExecutableElement> methods = ElementFilter.methodsIn(inheritedMembers);
for (ExecutableElement method : methods) {
}
}
}