[ch07] Use XmlSqlService for getting sql statement by key.

src/main/java/ch07/springbook/sql/XmlSqlService.java

@@ -0,0 +1,44 @@
+package ch07.springbook.sql;
+
+import java.io.InputStream;
+import java.util.HashMap;
+import java.util.Map;
+
+import javax.xml.bind.JAXBContext;
+import javax.xml.bind.JAXBException;
+import javax.xml.bind.Unmarshaller;
+
+import ch01.springbook.user.dao.UserDao;
+
+public class XmlSqlService implements SqlService {
+	private Map<String, String> sqlMap = new HashMap<>();
+
+	public XmlSqlService() {
+		String contextPath = Sqlmap.class.getPackage().getName();
+
+		try {
+			JAXBContext context = JAXBContext.newInstance(contextPath);
+			Unmarshaller unmarshaller = context.createUnmarshaller();
+			InputStream inputStream = UserDao.class.getResourceAsStream("/sql/sqlmap.xml");
+			Sqlmap sqlmap = (Sqlmap)unmarshaller.unmarshal(inputStream);
+
+			for (SqlType sql : sqlmap.getSql()) {
+				sqlMap.put(sql.getKey(), sql.getValue());
+			}
+
+		} catch (JAXBException e) {
+			throw new RuntimeException(e);
+		}
+	}
+
+	@Override
+	public String getSql(String key) throws SqlRetrievalFailureException {
+		String sql = sqlMap.get(key);
+
+		if (sql == null) {
+			throw new SqlRetrievalFailureException("Can not find appropriate sql statement, key: " + key);
+		}
+
+		return sql;
+	}
+}

src/main/resources/applicationContext.xml

@@ -2,15 +2,16 @@
 
 <beans xmlns="http://www.springframework.org/schema/beans"
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-       xmlns:aop="http://www.springframework.org/schema/aop"
        xmlns:tx="http://www.springframework.org/schema/tx"
        xsi:schemaLocation="http://www.springframework.org/schema/beans
                            http://www.springframework.org/schema/beans/spring-beans-4.3.xsd
-                           http://www.springframework.org/schema/aop
-                           http://www.springframework.org/schema/aop/spring-aop-4.3.xsd
+
+
                            http://www.springframework.org/schema/tx
                            http://www.springframework.org/schema/tx/spring-tx-4.3.xsd">
 
+    <tx:annotation-driven />
+
     <bean id="dataSource" class="org.springframework.jdbc.datasource.SimpleDriverDataSource">
         <property name="driverClass" value="com.mysql.jdbc.Driver" />
         <property name="url" value="jdbc:mysql://localhost/tobystudy?useUnicode=true&amp;characterEncoding=UTF-8&amp;useSSL=true&amp;verifyServerCertificate=false" />
@@ -37,6 +38,9 @@
 
     <bean id="testUserService" class="ch01.springbook.user.UserServiceTest$TestUserService" parent="userService" />
 
+    <bean id="sqlService" class="ch07.springbook.sql.XmlSqlService" >
+    </bean>
+    <!--
     <bean id="sqlService" class="ch07.springbook.sql.SimpleSqlService">
         <property name="sqlMap">
             <map>
@@ -49,8 +53,8 @@
             </map>
         </property>
     </bean>
+    -->
 
-    <tx:annotation-driven />
     <!--
         <bean id="transactionAdvice" class="ch01.springbook.user.TransactionAdvice">
             <property name="transactionManager" ref="transactionManager"/>

src/main/resources/sql/sqlmap.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<sqlmap xmlns="http://www.epril.com/sqlmap"
+        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+        xsi:schemaLocation="http://www.epril.com/sqlmap ../../../../sqlmap.xsd ">
+
+    <sql key="userAdd">INSERT INTO users(id, name, password, level, login, recommend, email) VALUES(?, ?, ?, ?, ?, ?, ?)</sql>
+    <sql key="userGet">SELECT * FROM users WHERE id = ?</sql>
+    <sql key="userGetAll">SELECT * FROM users</sql>
+    <sql key="userDeleteAll">DELETE FROM users</sql>
+    <sql key="userGetCount">SELECT COUNT(*) FROM users</sql>
+    <sql key="userUpdate">UPDATE users SET name = ?, password = ?, level = ?, login = ?, recommend = ?, email = ? WHERE id = ?</sql>
+
+</sqlmap>

src/main/resources/sqlmap_test.xml → src/main/resources/sql/sqlmap_test.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8" ?>
 <sqlmap xmlns="http://www.epril.com/sqlmap"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-        xsi:schemaLocation="http://www.epril.com/sqlmap ../../../sqlmap.xsd ">
+        xsi:schemaLocation="http://www.epril.com/sqlmap ../../../../sqlmap.xsd ">
 
     <sql key="add">insert</sql>
     <sql key="get">select</sql>

src/test/java/ch07/springbook/JaxbTest.java

@@ -23,7 +23,7 @@ public void readSqlMap() throws JAXBException, IOException {
 		JAXBContext context = JAXBContext.newInstance(contextPath);
 		Unmarshaller unmarshaller = context.createUnmarshaller();
 
-		Sqlmap sqlmap = (Sqlmap)unmarshaller.unmarshal(getClass().getResourceAsStream("/sqlmap_test.xml"));
+		Sqlmap sqlmap = (Sqlmap)unmarshaller.unmarshal(getClass().getResourceAsStream("/sql/sqlmap_test.xml"));
 		List<SqlType> sqlList = sqlmap.getSql();
 
 		assertThat(sqlList.size(), is(3));