initial version

Library/.gitignore

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+/build

Library/build.gradle

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+apply plugin: 'com.android.library'
+
+apply plugin: 'com.github.dcendents.android-maven'
+apply plugin: 'com.jfrog.bintray'
+version = "1.0.5"
+
+android {
+    compileSdkVersion 24
+    buildToolsVersion "24.0.2"
+
+    defaultConfig {
+        minSdkVersion 9
+        targetSdkVersion 24
+        versionCode 6
+        versionName "1.0.5"
+
+        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+
+    }
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+        }
+    }
+}
+
+dependencies {
+    compile fileTree(dir: 'libs', include: ['*.jar'])
+    androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
+        exclude group: 'com.android.support', module: 'support-annotations'
+    })
+    testCompile 'junit:junit:4.12'
+}
+
+
+def siteUrl = 'https://github.com/ThirtyDegreesRay/DataAutoAccess'   // 项目的主页
+def gitUrl = 'https://github.com/ThirtyDegreesRay/DataAutoAccess.git'   // Git仓库的url
+group = "com.thirtydegreesray.dataautoaccess"            // Maven Group ID for the artifact，
+install {
+    repositories.mavenInstaller {
+        // This generates POM.xml with proper parameters
+        pom {
+            project {
+                packaging 'aar'
+                // Add your description here
+                name 'Android bundle data auto access'     //项目的描述 你可以多写一点
+                url siteUrl
+                // Set your license
+                licenses {
+                    license {
+                        name 'The Apache Software License, Version 2.0'
+                        url 'http://www.apache.org/licenses/LICENSE-2.0.txt'
+                    }
+                }
+                developers {
+                    developer {
+                        id 'ThirtyDegreesRay'        //填写的一些基本信息
+                        name 'ThirtyDegreesRay'
+                        email '550906320@qq.com'
+                    }
+                }
+                scm {
+                    connection gitUrl
+                    developerConnection gitUrl
+                    url siteUrl
+                }
+            }
+        }
+    }
+}
+task sourcesJar(type: Jar) {
+    from android.sourceSets.main.java.srcDirs
+    classifier = 'sources'
+}
+task javadoc(type: Javadoc) {
+    source = android.sourceSets.main.java.srcDirs
+    classpath += project.files(android.getBootClasspath().join(File.pathSeparator))
+}
+task javadocJar(type: Jar, dependsOn: javadoc) {
+    classifier = 'javadoc'
+    from javadoc.destinationDir
+}
+artifacts {
+    archives javadocJar
+    archives sourcesJar
+}
+Properties properties = new Properties()
+//读取properties的配置信息，当然直接把信息写到代码里也是可以的
+properties.load(project.rootProject.file('local.properties').newDataInputStream())
+bintray {
+    user = properties.getProperty("bintray.user")
+    key = properties.getProperty("bintray.apikey")
+    configurations = ['archives']
+    pkg {
+        repo = "maven"          //这个应该是传到maven的仓库的
+        name = "data-auto-access"    //发布的项目名字
+        websiteUrl = siteUrl
+        vcsUrl = gitUrl
+        licenses = ["Apache-2.0"]
+        publish = true
+    }
+}

Library/proguard-rules.pro

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+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in E:\develop\Android\sdk/tools/proguard/proguard-android.txt
+# You can edit the include path and order by changing the proguardFiles
+# directive in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# Add any project specific keep options here:
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}

Library/src/androidTest/java/com/thirtydegreesray/dataautoaccess/ExampleInstrumentedTest.java

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+package com.thirtydegreesray.dataautoaccess;
+
+import android.content.Context;
+import android.support.test.InstrumentationRegistry;
+import android.support.test.runner.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.junit.Assert.*;
+
+/**
+ * Instrumentation test, which will execute on an Android device.
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+@RunWith(AndroidJUnit4.class)
+public class ExampleInstrumentedTest {
+    @Test
+    public void useAppContext() throws Exception {
+        // Context of the app under test.
+        Context appContext = InstrumentationRegistry.getTargetContext();
+
+        assertEquals("com.thirtydegreesray.dataautoaccess.test", appContext.getPackageName());
+    }
+}

Library/src/main/AndroidManifest.xml

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+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.thirtydegreesray.dataautoaccess">
+
+    <application android:allowBackup="true" android:label="@string/app_name"
+        android:supportsRtl="true">
+
+    </application>
+
+</manifest>

Library/src/main/java/com/thirtydegreesray/dataautoaccess/DataAutoAccess.java

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+package com.thirtydegreesray.dataautoaccess;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * data auto access<br>
+ * set this inject, the object will save automatic when onSaveInstanceState, and get data when onCreate<br>
+ * if you want transfer data with intent, you must set dataName value<br>
+ * field type we supported，@see com.thirtydegreesray.dataautoaccess.DataAutoAccessTool#saveData
+ * @author ThirtyDegreesRay
+ */
+@Target(ElementType.FIELD)
+@Retention(RetentionPolicy.RUNTIME)
+public @interface DataAutoAccess {
+	/**
+	 * if you want transfer data with intent, you must set this value<br>
+	 * onSaveInstanceState don't use this value, use filed name directly
+	 * @return dataName
+	 */
+	String dataName() default "";
+	/**
+	 * if the field is the type of ArrayList，you need declare the type of ArrayList
+	 * @return arrayListType
+	 */
+	Class<?> arrayListType() default String.class;
+}

Library/src/main/java/com/thirtydegreesray/dataautoaccess/DataAutoAccessTool.java

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+package com.thirtydegreesray.dataautoaccess;
+
+import android.os.Bundle;
+import android.os.Parcelable;
+import android.util.Log;
+
+import java.io.Serializable;
+import java.lang.reflect.Field;
+import java.util.ArrayList;
+
+/**
+ * data auto access tool
+ * @author ThirtyDegreesRay
+ *
+ */
+public class DataAutoAccessTool {
+
+	private final static String TAG = "DataAutoAccessTool";
+
+	/**
+	 * save data
+	 * @param injectedSource the object need to save data
+	 * @param outState the bundle to save data
+	 */
+	@SuppressWarnings("unchecked")
+	public static void saveData(Object injectedSource, Bundle outState){
+		if(injectedSource == null || outState == null)
+			return ;
+
+		Field[] fields = injectedSource.getClass().getDeclaredFields();
+		if(fields!=null && fields.length>0){
+			for(Field field : fields){
+				try {
+					field.setAccessible(true);
+
+					DataAutoAccess dataAutoAccess = field.getAnnotation(DataAutoAccess.class);
+					if(dataAutoAccess != null){
+						Class<?> type = field.getType();
+						Object value = field.get(injectedSource);
+						String key = field.getName();
+
+						if(type.equals(String.class)){
+							outState.putString(key, (String) value);
+						}else if(type.equals(int.class)){
+							outState.putInt(key, (Integer) value);
+						}else if(type.equals(boolean.class)){
+							outState.putBoolean(key, (Boolean) value);
+						}else if(type.equals(double.class)){
+							outState.putDouble(key, (Double) value);
+						}else if(type.equals(float.class)){
+							outState.putFloat(key, (Float) value);
+						}else if(type.equals(long.class)){
+							outState.putLong(key, (Long) value);
+						}else if(type.equals(byte.class)){
+							outState.putByte(key, (Byte) value);
+						}else if(type.equals(char.class)){
+							outState.putChar(key, (Character) value);
+						}else if(type.equals(short.class)){
+							outState.putShort(key, (Short) value);
+						}else if(type.equals(Parcelable.class)){
+							outState.putParcelable(key, (Parcelable) value);
+						}else if(type.equals(Serializable.class)){
+							outState.putSerializable(key, (Serializable) value);
+						}else if(type.equals(Bundle.class)){
+							outState.putBundle(key, (Bundle) value);
+						}
+
+						else if(type.equals(ArrayList.class)){
+							Class<?> arrayListType = dataAutoAccess.arrayListType();
+							if(arrayListType.equals(String.class)){
+								outState.putStringArrayList(key, (ArrayList<String>) value);
+							}else if(arrayListType.equals(Integer.class)){
+								outState.putIntegerArrayList(key, (ArrayList<Integer>) value);
+							}else if(arrayListType.equals(Parcelable.class)){
+								outState.putParcelableArrayList(key, (ArrayList<? extends Parcelable>) value);
+							}
+						}
+
+						else if(type.equals(String[].class)){
+							outState.putStringArray(key, (String[]) value);
+						}else if(type.equals(int[].class)){
+							outState.putIntArray(key, (int[]) value);
+						}else if(type.equals(boolean[].class)){
+							outState.putBooleanArray(key, (boolean[]) value);
+						}else if(type.equals(double[].class)){
+							outState.putDoubleArray(key, (double[]) value);
+						}else if(type.equals(float[].class)){
+							outState.putFloatArray(key, (float[]) value);
+						}else if(type.equals(long[].class)){
+							outState.putLongArray(key, (long[]) value);
+						}else if(type.equals(byte[].class)){
+							outState.putByteArray(key, (byte[]) value);
+						}else if(type.equals(char[].class)){
+							outState.putCharArray(key, (char[]) value);
+						}else if(type.equals(short[].class)){
+							outState.putShortArray(key, (short[]) value);
+						}else if(type.equals(Parcelable[].class)){
+							outState.putParcelableArray(key, (Parcelable[]) value);
+						}
+//						Log.i("Save", "save success：filed " + field.getName() );
+					}
+				} catch (Exception e) {
+					e.printStackTrace();
+					Log.w("Save", "save exception：filed " + field.getName() + "  " + e.getMessage().toString());
+				} 
+			}
+		}
+	}
+
+	/**
+	 * get data from bundle, and init filed value
+	 * @param injectedSource the object need init
+	 * @param data bundle data
+	 * @param isFromIntent if the data from intent, set true, otherwise set false
+	 */
+	public static void getData(Object injectedSource, Bundle data, boolean isFromIntent){
+		if(injectedSource == null || data == null)
+			return ;
+
+		Field[] fields = injectedSource.getClass().getDeclaredFields();
+		if(fields!=null && fields.length>0){
+			for(Field field : fields){
+				String error = null;
+				try {
+					field.setAccessible(true);
+
+					DataAutoAccess dataAutoAccess = field.getAnnotation(DataAutoAccess.class);
+					if(dataAutoAccess != null){
+						String key ;
+						//because the field name will changed when proguard, so we need to set ‘dataName' as key
+						if(isFromIntent){
+							key = dataAutoAccess.dataName();
+						}else{
+							//when onSaveInstanceState, we save field name as key, so get use filed name too
+							key = field.getName();
+						}
+
+						if(key.equals(""))
+							continue;
+
+						if(data.containsKey(key)){
+							Object value = data.get(key);
+							field.set(injectedSource, value);
+//							Log.i("Save", "get success：filed " + field.getName() );
+						}else{
+							error = key + "don't exits";
+						}
+
+					}
+				} catch (Exception e) {
+					error = field.getName() + " get Exception:" + e.getMessage().toString();
+				} 
+
+				if(error != null){
+					if(isFromIntent){
+						Log.w("GetIntentDataError", injectedSource.getClass().getName() + " " + error);
+					}else{
+						Log.w("GetSaveInstanceError",
+								injectedSource.getClass().getName() + " " + error);
+					}
+				}
+			}
+		}
+	}
+}

Library/src/main/res/values/strings.xml

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+<resources>
+    <string name="app_name">Library</string>
+</resources>

Library/src/test/java/com/thirtydegreesray/dataautoaccess/ExampleUnitTest.java

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+package com.thirtydegreesray.dataautoaccess;
+
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+
+/**
+ * Example local unit test, which will execute on the development machine (host).
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+public class ExampleUnitTest {
+    @Test
+    public void addition_isCorrect() throws Exception {
+        assertEquals(4, 2 + 2);
+    }
+}