new project

mybatix.learn/.classpath

@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="src" output="target/classes" path="src/main/java">
+		<attributes>
+			<attribute name="optional" value="true"/>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry excluding="**" kind="src" output="target/classes" path="src/main/resources">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="src" output="target/test-classes" path="src/test/java">
+		<attributes>
+			<attribute name="optional" value="true"/>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="con" path="org.eclipse.m2e.MAVEN2_CLASSPATH_CONTAINER">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="output" path="target/classes"/>
+</classpath>

mybatix.learn/.gitignore

@@ -0,0 +1 @@
+/target/

mybatix.learn/.project

@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>mybatix.learn</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.m2e.core.maven2Builder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.springframework.ide.eclipse.core.springbuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.springframework.ide.eclipse.core.springnature</nature>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+		<nature>org.eclipse.m2e.core.maven2Nature</nature>
+	</natures>
+</projectDescription>

mybatix.learn/.settings/org.eclipse.core.resources.prefs

@@ -0,0 +1,5 @@
+eclipse.preferences.version=1
+encoding//src/main/java=UTF-8
+encoding//src/main/resources=UTF-8
+encoding//src/test/java=UTF-8
+encoding/<project>=UTF-8

mybatix.learn/.settings/org.eclipse.jdt.core.prefs

@@ -0,0 +1,13 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
+org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
+org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
+org.eclipse.jdt.core.compiler.compliance=1.8
+org.eclipse.jdt.core.compiler.debug.lineNumber=generate
+org.eclipse.jdt.core.compiler.debug.localVariable=generate
+org.eclipse.jdt.core.compiler.debug.sourceFile=generate
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
+org.eclipse.jdt.core.compiler.source=1.8

mybatix.learn/.settings/org.eclipse.m2e.core.prefs

@@ -0,0 +1,4 @@
+activeProfiles=
+eclipse.preferences.version=1
+resolveWorkspaceProjects=true
+version=1

mybatix.learn/pom.xml

@@ -0,0 +1,42 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+
+	<groupId>ariix</groupId>
+	<artifactId>mybatix.learn</artifactId>
+	<version>0.0.1-SNAPSHOT</version>
+	<packaging>jar</packaging>
+
+	<name>mybatix.learn</name>
+	<url>http://maven.apache.org</url>
+
+	<properties>
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+	</properties>
+
+	<dependencies>
+		<dependency>
+			<groupId>junit</groupId>
+			<artifactId>junit</artifactId>
+			<version>4.1</version>
+			<scope>test</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.mybatis</groupId>
+			<artifactId>mybatis</artifactId>
+			<version>3.2.2</version>
+		</dependency>
+
+		<dependency>
+			<groupId>org.mybatis</groupId>
+			<artifactId>mybatis-spring</artifactId>
+			<version>1.1.1</version>
+		</dependency>
+
+		<dependency>
+			<groupId>com.oracle</groupId>
+			<artifactId>ojdbc6</artifactId>
+			<version>11.2.0.1.0</version>
+		</dependency>
+	</dependencies>
+</project>

mybatix.learn/src/main/java/ariix/mybatix/learn/db/DatabaseUtils.java

@@ -0,0 +1,46 @@
+package ariix.mybatix.learn.db;
+
+import java.io.IOException;
+import java.io.Reader;
+
+import org.apache.ibatis.io.Resources;
+import org.apache.ibatis.session.SqlSessionFactory;
+import org.apache.ibatis.session.SqlSessionFactoryBuilder;
+
+public class DatabaseUtils {
+
+	// Life Scope is the application life cycle
+	private static SqlSessionFactory sqlSessionFactory;
+
+	static {
+
+		if (sqlSessionFactory == null) {
+
+			synchronized (DatabaseUtils.class) {
+
+				if (sqlSessionFactory == null) {
+
+					try {
+						String resource = "config/MyBatisConfiguration.xml";
+						Reader reader = Resources.getResourceAsReader(resource);
+						sqlSessionFactory = new SqlSessionFactoryBuilder().build(reader, "oracle");
+						// SqlSessionFactoryBuilder instance should be a local instance
+					} catch (IOException e) {
+						e.printStackTrace();
+						System.exit(1); // terminate JVM
+					}
+				}
+			}
+		}
+
+	}
+
+	public static SqlSessionFactory getSqlSessionFactory() {
+		return sqlSessionFactory;
+	}
+
+	public static void main(String[] args) {
+		System.out.println(sqlSessionFactory);
+	}
+
+}

mybatix.learn/src/main/java/ariix/mybatix/learn/db/dw/SqlSessionGoodPractice.java

@@ -0,0 +1,54 @@
+package ariix.mybatix.learn.db.dw;
+
+import org.apache.ibatis.session.SqlSession;
+
+import ariix.mybatix.learn.db.DatabaseUtils;
+
+public class SqlSessionGoodPractice {
+
+	public static void main(String[] args) {
+		SqlSessionGoodPractice instance = new SqlSessionGoodPractice();
+		instance.goodPracticeSinceJDK7();
+		instance.goodPracticeBeforeJDK7();
+	}
+
+
+	/**
+	 * remember to release Session finally
+	 */
+	public void goodPracticeSinceJDK7() {
+		//SqlSession is closeable, use try with 
+
+		// Since JDK7
+		try (SqlSession sqlSession = DatabaseUtils.getSqlSessionFactory().openSession()) {
+
+			String phone = sqlSession.selectOne("ariix.mybatix.learn.db.mapper.DwMapper.distPhone", 26166);
+			System.out.println(phone);
+
+		} finally {
+
+		}
+	}
+
+
+	/**
+	 * remember to release Session finally
+	 */
+	public void goodPracticeBeforeJDK7() {
+		//SqlSession is closeable, use try with 
+
+		// Since JDK7
+		 SqlSession sqlSession = DatabaseUtils.getSqlSessionFactory().openSession();
+		try {
+
+			String phone = sqlSession.selectOne("ariix.mybatix.learn.db.mapper.DwMapper.distPhone", 26166);
+			System.out.println(phone);
+
+		} finally {
+			if (sqlSession != null) {
+				sqlSession.close();
+			}
+		}
+	}
+
+}

mybatix.learn/src/main/java/ariix/mybatix/learn/db/mapper/DwMapper.java

@@ -0,0 +1,18 @@
+package ariix.mybatix.learn.db.mapper;
+
+import java.util.Date;
+import java.util.List;
+
+public interface DwMapper {
+	String distPhone(String distId);
+
+	int saveWebCategory(WebCategory web);
+
+	WebCategory getWebCategory(WebCategory web);
+
+	void updateWebCategory(WebCategory web);
+
+	int deleteWebCategory(WebCategory web);
+
+	List<WebCategory> findWebCategoryList(Date startDate,Date endDate);
+}

mybatix.learn/src/main/java/ariix/mybatix/learn/db/mapper/WebCategory.java

@@ -0,0 +1,85 @@
+package ariix.mybatix.learn.db.mapper;
+
+import java.io.Serializable;
+import java.util.Date;
+
+public class WebCategory implements Serializable{
+
+	private static final long serialVersionUID = 1L;
+
+	private String itemCode;
+	private String categoryKey;
+	private Integer displayOrder;
+	private Integer disclaimer;
+	private Date startDate;
+	private Date endDate;
+
+	public String getItemCode() {
+		return itemCode;
+	}
+	public void setItemCode(String itemCode) {
+		this.itemCode = itemCode;
+	}
+	public String getCategoryKey() {
+		return categoryKey;
+	}
+	public void setCategoryKey(String categoryKey) {
+		this.categoryKey = categoryKey;
+	}
+	public Integer getDisplayOrder() {
+		return displayOrder;
+	}
+	public void setDisplayOrder(Integer displayOrder) {
+		this.displayOrder = displayOrder;
+	}
+	public Integer getDisclaimer() {
+		return disclaimer;
+	}
+	public void setDisclaimer(Integer disclaimer) {
+		this.disclaimer = disclaimer;
+	}
+	public Date getStartDate() {
+		return startDate;
+	}
+	public void setStartDate(Date startdate) {
+		this.startDate = startdate;
+	}
+	public Date getEndDate() {
+		return endDate;
+	}
+	public void setEndDate(Date endDate) {
+		this.endDate = endDate;
+	}
+	@Override
+	public int hashCode() {
+		final int prime = 31;
+		int result = 1;
+		result = prime * result
+				+ ((categoryKey == null) ? 0 : categoryKey.hashCode());
+		result = prime * result
+				+ ((itemCode == null) ? 0 : itemCode.hashCode());
+		return result;
+	}
+	@Override
+	public boolean equals(Object obj) {
+		if (this == obj)
+			return true;
+		if (obj == null)
+			return false;
+		if (getClass() != obj.getClass())
+			return false;
+		WebCategory other = (WebCategory) obj;
+		if (categoryKey == null) {
+			if (other.categoryKey != null)
+				return false;
+		} else if (!categoryKey.equals(other.categoryKey))
+			return false;
+		if (itemCode == null) {
+			if (other.itemCode != null)
+				return false;
+		} else if (!itemCode.equals(other.itemCode))
+			return false;
+		return true;
+	}
+
+}

mybatix.learn/src/main/java/ariix/mybatix/learn/db/typehandler/ExampleTypeHandler.java

@@ -0,0 +1,42 @@
+package ariix.mybatix.learn.db.typehandler;
+
+import java.sql.CallableStatement;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+
+import org.apache.ibatis.type.BaseTypeHandler;
+import org.apache.ibatis.type.JdbcType;
+import org.apache.ibatis.type.MappedJdbcTypes;
+
+//Besides implement a self-defined Type handler,
+//you need to enable it in Mybatis Configuration File
+
+@MappedJdbcTypes(JdbcType.VARCHAR)
+public class ExampleTypeHandler extends BaseTypeHandler<String> {
+
+	@Override
+	public void setNonNullParameter(PreparedStatement ps, int i,
+			String parameter, JdbcType jdbcType) throws SQLException {
+		ps.setString(i, parameter);
+	}
+
+	@Override
+	public String getNullableResult(ResultSet rs, String columnName)
+			throws SQLException {
+		return rs.getString(columnName);
+	}
+
+	@Override
+	public String getNullableResult(ResultSet rs, int columnIndex)
+			throws SQLException {
+		return rs.getString(columnIndex);
+	}
+
+	@Override
+	public String getNullableResult(CallableStatement cs, int columnIndex)
+			throws SQLException {
+		return cs.getString(columnIndex);
+	}
+
+}