@@ -21,17 +21,18 @@ </build> <dependencies> <dependency> - <groupId>junit</groupId> - <artifactId>junit</artifactId> - <version>3.8.1</version> - <scope>test</scope> + <groupId>mysql</groupId> + <artifactId>mysql-connector-java</artifactId> + <version>5.1.6</version> + <scope>compile</scope> </dependency> <dependency> - <groupId>mysql</groupId> - <artifactId>mysql-connector-java</artifactId> - <version>5.1.6</version> + <groupId>junit</groupId> + <artifactId>junit</artifactId> + <version>4.5</version> <scope>compile</scope> </dependency> + </dependencies> </project> pom.xml @@ -30,11 +30,17 @@ public class App Post post = posts.get(0); post.setAttribute("title", "Titulo Trocado"); post.save();*/ + Properties prop = new Properties(); prop.put("id", 24); List<Post> posts = JavaRecord.find(Post.class, prop); print(posts.size()); Post post = posts.get(0); + Post p1 = post; + p1.setAttribute("id", null); + p1.setAttribute("title", "Novo post"); + p1.save(); + print(post.getAttribute("id")); } src/main/java/net/java/javarecord/App.java @@ -100,6 +100,18 @@ public abstract class JavaRecord { this.attributes = attributes; } + public void delete(){ + resolver.delete(); + } + + /** + * Generic method do make a find in the dabase. the return away is a List + * @param <T> generic type + * @param objClazz Entity class to find + * @param params condititions to find, can be null + * @return List of find object + * @since 1.0 + */ public static <T> T find(Class<? extends JavaRecord> objClazz, Properties params) { try { Object instance = objClazz.newInstance(); @@ -120,7 +132,7 @@ public abstract class JavaRecord { } } - public TableResolver getResolver() { + private TableResolver getResolver() { return resolver; } } src/main/java/net/java/javarecord/JavaRecord.java @@ -32,13 +32,21 @@ public class SQLGenerator implements Generator { private ResultSetMetaData metaData; private Map<String, Object> attributes; private String primaryKey; - + /** + * Defaults construtor + * @param adapter Adapter to use + * @param tableName + * @since 1.0 + */ public SQLGenerator(Adapter adapter, String tableName) { this.adapter = adapter; this.tableName = adapter.isUpperCase() ? tableName.toUpperCase() : tableName; primaryKey = getPrimaryKeyColumn(); } - + /** + * Retrive the default column and make the attributes to the database + * @since 1.0 + */ @Override public void loadAttributes() { StringBuilder sb = new StringBuilder("SELECT * FROM ").append(tableName); @@ -68,7 +76,11 @@ public class SQLGenerator implements Generator { } } } - + /** + * Getts the attributes of the loaded table + * @return Map<String, Object> + * @since 1.0 + */ @Override public Map<String, Object> getAttributes() { if (attributes != null) { @@ -117,7 +129,12 @@ public class SQLGenerator implements Generator { throw new SQLGeneratorException(ex.getMessage(), ex); } } - + /** + * Generic method to call. Insert a registry if the PrimaryKey column is empty + * @since 1.0 + * @see #insert() + * @see #update() + */ @Override public void save() { if (attributes.get(primaryKey) == null) { @@ -127,7 +144,10 @@ public class SQLGenerator implements Generator { } } - + /** + * Update a registry in the database + * @since 1.0 + */ @Override public void update() { if (attributes.get(primaryKey) == null) { @@ -165,7 +185,10 @@ public class SQLGenerator implements Generator { throw new SQLGeneratorException(ex.getMessage(), ex); } } - + /** + * Insets a registry (new registry) in the database + * @since 1.0 + */ @Override public void insert() { StringBuilder sb = new StringBuilder("INSERT INTO "); @@ -212,7 +235,10 @@ public class SQLGenerator implements Generator { throw new SQLGeneratorException(ex.getMessage(), ex); } } - + /** + * Removes an registry from the database + * @since 1.0 + */ @Override public void remove() { if (attributes.get(primaryKey) == null) { @@ -231,7 +257,11 @@ public class SQLGenerator implements Generator { } } - + /** + * Sets the atributes + * @param attributes to set + * @since 1.0 + */ @Override public void setAttributes(Map<String, Object> attributes) { if (attributes == null) { @@ -239,7 +269,15 @@ public class SQLGenerator implements Generator { } this.attributes = attributes; } - + /** + * Overrides the generator find, and call the correct method to use find + * @param entityClass Class of the entity to load + * @param conditions Properties file to make the conditions, can be null + * @return List + * @since 1.0 + * @see #findAll(java.lang.Class) + * @see #findByConditions(java.lang.Class, java.util.Properties) + */ @Override public List<? extends JavaRecord> find(Class<? extends JavaRecord> entityClass, Properties conditions) { if (conditions == null) { @@ -249,8 +287,12 @@ public class SQLGenerator implements Generator { } /** - * FindAll - * @return + * Load all objects of this entity class + * @param entityClass Class of the entity to load all + * @return List + * @since 1.0 + * @see #find(java.lang.Class, java.util.Properties) + * @see #findByConditions(java.lang.Class, java.util.Properties) */ private List<? extends JavaRecord> findAll(Class<? extends JavaRecord> entityClass) { PreparedStatement smt = database.getPreparedStatement("SELECT * FROM " + tableName); @@ -278,7 +320,15 @@ public class SQLGenerator implements Generator { throw new SQLGeneratorException("findAll throw Exception: " + ex.getMessage(), ex); } } - + /** + * Generates an Select clause using the WHERE statement + * @param entityClass Class of the entity to load + * @param conditions Properties file to make the conditions, can be null + * @return List + * @since 1.0 + * @see #find(java.lang.Class, java.util.Properties) + * @see #findAll(java.lang.Class) + */ private List<? extends JavaRecord> findByConditions(Class<? extends JavaRecord> entityClass, Properties conditions) { StringBuilder sb = new StringBuilder("SELECT * FROM "); sb.append(tableName).append(" WHERE "); src/main/java/net/java/javarecord/adapter/jdbc/SQLGenerator.java @@ -108,6 +108,10 @@ public class TableResolver { //saveHasMany(); } + public void delete(){ + generator.remove(); + } + /** * Search for each hasMany key, and save each JavaRecord object of the list * @since 1.0 src/main/java/net/java/javarecord/adapter/jdbc/TableResolver.java ab9399e4418563807ab6d15f38240b9e9f656a39 Rafael Felix felix.rafael@gmail.com http://github.com/fellix/javarecord/commit/c74b25b855e7e0d6da7931ca0d7c45f6ab118d2f c74b25b855e7e0d6da7931ca0d7c45f6ab118d2f 2009-04-30T18:05:50-07:00 2009-04-30T18:05:50-07:00 Added JUnit 4.5 library and some JavaDoc added 8fdc48e75c26811262dd9229b564c64709f36b4a Rafael Felix felix.rafael@gmail.com