import com.pyx4j.log4j.MavenLogAppender;
import java.io.File;
import java.io.FileInputStream;
+import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.MalformedURLException;
import java.net.URL;
import java.security.NoSuchAlgorithmException;
+import java.time.ZonedDateTime;
import java.util.Collections;
+import java.util.EnumSet;
+import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.LinkedHashSet;
import org.hibernate.boot.registry.classloading.spi.ClassLoadingException;
import org.hibernate.boot.registry.selector.spi.StrategySelector;
import org.hibernate.boot.spi.MetadataImplementor;
+import org.hibernate.cfg.AvailableSettings;
import static org.hibernate.cfg.AvailableSettings.DIALECT;
import static org.hibernate.cfg.AvailableSettings.DRIVER;
import static org.hibernate.cfg.AvailableSettings.FORMAT_SQL;
+import static org.hibernate.cfg.AvailableSettings.HBM2DDL_DELIMITER;
import static org.hibernate.cfg.AvailableSettings.HBM2DLL_CREATE_NAMESPACES;
import static org.hibernate.cfg.AvailableSettings.IMPLICIT_NAMING_STRATEGY;
+import static org.hibernate.cfg.AvailableSettings.JPA_JDBC_DRIVER;
+import static org.hibernate.cfg.AvailableSettings.JPA_JDBC_PASSWORD;
+import static org.hibernate.cfg.AvailableSettings.JPA_JDBC_URL;
+import static org.hibernate.cfg.AvailableSettings.JPA_JDBC_USER;
import static org.hibernate.cfg.AvailableSettings.PASS;
import static org.hibernate.cfg.AvailableSettings.PHYSICAL_NAMING_STRATEGY;
import static org.hibernate.cfg.AvailableSettings.SHOW_SQL;
import static org.hibernate.cfg.AvailableSettings.USER;
import static org.hibernate.cfg.AvailableSettings.URL;
+import org.hibernate.engine.config.spi.ConfigurationService;
import org.hibernate.engine.jdbc.connections.spi.ConnectionProvider;
import org.hibernate.internal.util.config.ConfigurationException;
-import static org.hibernate.jpa.AvailableSettings.JDBC_DRIVER;
-import static org.hibernate.jpa.AvailableSettings.JDBC_PASSWORD;
-import static org.hibernate.jpa.AvailableSettings.JDBC_URL;
-import static org.hibernate.jpa.AvailableSettings.JDBC_USER;
import org.hibernate.jpa.boot.internal.ParsedPersistenceXmlDescriptor;
import org.hibernate.jpa.boot.internal.PersistenceXmlParser;
-import org.hibernate.jpa.boot.spi.ProviderChecker;
+import org.hibernate.tool.schema.TargetType;
+import org.hibernate.tool.schema.internal.ExceptionHandlerCollectingImpl;
+import org.hibernate.tool.schema.internal.exec.ScriptTargetOutputToFile;
+import org.hibernate.tool.schema.spi.ExecutionOptions;
+import org.hibernate.tool.schema.spi.SchemaManagementToolCoordinator;
+import org.hibernate.tool.schema.spi.ScriptTargetOutput;
+import org.hibernate.tool.schema.spi.TargetDescriptor;
import org.scannotation.AnnotationDB;
*/
public abstract class AbstractSchemaMojo extends AbstractMojo
{
- public final static String EXPORT = "hibernate.schema.export";
- public final static String DELIMITER = "hibernate.schema.delimiter";
+ public final static String EXECUTE = "hibernate.schema.execute";
public final static String OUTPUTDIRECTORY = "project.build.outputDirectory";
public final static String SCAN_CLASSES = "hibernate.schema.scan.classes";
public final static String SCAN_DEPENDENCIES = "hibernate.schema.scan.dependencies";
public final static String SCAN_TESTCLASSES = "hibernate.schema.scan.test_classes";
public final static String TEST_OUTPUTDIRECTORY = "project.build.testOutputDirectory";
public final static String SKIPPED = "hibernate.schema.skipped";
+ public final static String SCRIPT = "hibernate.schema.script";
private final static Pattern SPLIT = Pattern.compile("[^,\\s]+");
private final Set<String> packages = new HashSet<String>();
+
/**
* The maven project.
* <p>
* @required
* @readonly
*/
- String buildDirectory;
+ private String buildDirectory;
/** Parameters to configure the genaration of the SQL *********************/
/**
- * Export the database-schma to the database.
+ * Excecute the generated SQL.
* If set to <code>false</code>, only the SQL-script is created and the
* database is not touched.
* <p>
* it is not known by Hibernate nor JPA and, hence, not picked up from
* their configuration!
*
- * @parameter property="hibernate.schema.export" default-value="true"
+ * @parameter property="hibernate.schema.execute" default-value="true"
* @since 2.0
*/
- Boolean export;
+ private Boolean execute;
/**
* Skip execution
* If set to <code>true</code>, the execution is skipped.
* <p>
* A skipped execution is signaled via the maven-property
- * <code>${hibernate.export.skipped}</code>.
+ * <code>${hibernate.schema.skipped}</code>.
* <p>
* The execution is skipped automatically, if no modified or newly added
* annotated classes are found and the dialect was not changed.
private boolean skip;
/**
- * Force execution
+ * Force generation/execution
* <p>
- * Force execution, even if no modified or newly added annotated classes
- * where found and the dialect was not changed.
+ * Force the generation and (if configured) the execution of the SQL, even if
+ * no modified or newly added annotated classes where found and the
+ * configuration was not changed.
* <p>
* <code>skip</code> takes precedence over <code>force</code>.
* <p>
* it is not known by Hibernate nor JPA and, hence, not picked up from
* their configuration!
*
- * @parameter property="hibernate.schema.delimiter" default-value=";"
+ * @parameter property="hibernate.hbm2ddl.delimiter" default-value=";"
* @since 1.0
*/
- String delimiter;
+ private String delimiter;
/**
* Show the generated SQL in the command-line output.
* @parameter property="hibernate.show_sql"
* @since 1.0
*/
- Boolean show;
+ private Boolean show;
/**
* Format output-file.
* @parameter property="hibernate.format_sql"
* @since 1.0
*/
- Boolean format;
+ private Boolean format;
/**
* Specifies whether to automatically create also the database schema/catalog.
* @parameter property="hibernate.hbm2dll.create_namespaces" default-value="false"
* @since 2.0
*/
- Boolean createNamespaces;
+ private Boolean createNamespaces;
/**
* Implicit naming strategy
throw new MojoFailureException("Digest-Algorithm MD5 is missing!", e);
}
- SimpleConnectionProvider connectionProvider =
+ final SimpleConnectionProvider connectionProvider =
new SimpleConnectionProvider(getLog());
try
else
getLog().debug("Configuration unchanged.");
+ /** Check, that the outputfile is writable */
+ final File output = getOutputFile(filename);
+ /** Check, if the outputfile is missing or was changed */
+ checkOutputFile(output, tracker);
+
/** Configure Hibernate */
- StandardServiceRegistry serviceRegistry =
+ final StandardServiceRegistry serviceRegistry =
new StandardServiceRegistryBuilder(bootstrapServiceRegitry)
.applySettings(properties)
.addService(ConnectionProvider.class, connectionProvider)
.build();
- MetadataSources sources = new MetadataSources(serviceRegistry);
+ final MetadataSources sources = new MetadataSources(serviceRegistry);
/** Add the remaining class-path-elements */
completeClassPath(classLoader);
* Add mappings from the default mapping-file
* <code>META-INF/orm.xml</code>, if present
*/
- try
+ boolean error = false;
+ InputStream is;
+ is = classLoader.getResourceAsStream("META-INF/orm.xml");
+ if (is != null)
{
- InputStream is = classLoader.getResourceAsStream("META-INF/orm.xml");
- if (is != null)
+ getLog().info("Adding default JPA-XML-mapping from META-INF/orm.xml");
+ try
{
- getLog().info("Adding default JPA-XML-mapping from META-INF/orm.xml");
tracker.track("META-INF/orm.xml", is);
sources.addResource("META-INF/orm.xml");
}
- /**
- * Add mappings from files, that are explicitly configured in the
- * persistence unit
- */
- for (String mapping : unit.getMappingFileNames())
+ catch (IOException e)
{
- getLog().info("Adding explicitly configured mapping from " + mapping);
- tracker.track(mapping, classLoader.getResourceAsStream(mapping));
- sources.addResource(mapping);
+ getLog().error("cannot read META-INF/orm.xml: " + e);
+ error = true;
}
}
- catch (IOException e)
+ else
{
- throw new MojoFailureException("Error reading XML-mappings", e);
+ getLog().debug("no META-INF/orm.xml found");
+ }
+ /**
+ * Add mappings from files, that are explicitly configured in the
+ * persistence unit
+ */
+ for (String mapping : unit.getMappingFileNames())
+ {
+ getLog().info("Adding explicitly configured mapping from " + mapping);
+ is = classLoader.getResourceAsStream(mapping);
+ if (is != null)
+ {
+ try
+ {
+ tracker.track(mapping, is);
+ sources.addResource(mapping);
+ }
+ catch (IOException e)
+ {
+ getLog().info("cannot read mapping-file " + mapping + ": " + e);
+ error = true;
+ }
+ }
+ else
+ {
+ getLog().error("cannot find mapping-file " + mapping);
+ error = true;
+ }
}
+ if (error)
+ throw new MojoFailureException(
+ "error, while reading mappings configured in persistence-unit \"" +
+ unit.getName() +
+ "\""
+ );
}
/** Add the configured/collected annotated classes */
/** Skip execution, if mapping and configuration is unchanged */
if (!tracker.modified())
{
- getLog().info(
- "Mapping and configuration unchanged."
- );
+ getLog().info("Mapping and configuration unchanged.");
if (force)
- getLog().info("Schema generation is forced!");
+ getLog().info("Generation/execution is forced!");
else
{
getLog().info("Skipping schema generation!");
}
+ /** Truncate output file */
+ try
+ {
+ new FileOutputStream(output).getChannel().truncate(0).close();
+ }
+ catch (IOException e)
+ {
+ String error =
+ "Error while truncating " + output.getAbsolutePath() + ": "
+ + e.getMessage();
+ getLog().warn(error);
+ throw new MojoExecutionException(error);
+ }
+
/** Create a connection, if sufficient configuration infromation is available */
connectionProvider.open(classLoaderService, properties);
);
}
+ /** Prepare the generation of the SQL */
+ Map settings = new HashMap();
+ settings.putAll(
+ serviceRegistry
+ .getService(ConfigurationService.class)
+ .getSettings()
+ );
+ ExceptionHandlerCollectingImpl handler =
+ new ExceptionHandlerCollectingImpl();
+ ExecutionOptions options =
+ SchemaManagementToolCoordinator
+ .buildExecutionOptions(settings, handler);
+ final EnumSet<TargetType> targetTypes = EnumSet.of(TargetType.SCRIPT);
+ if (execute)
+ targetTypes.add(TargetType.DATABASE);
+ TargetDescriptor target = new TargetDescriptor()
+ {
+ @Override
+ public EnumSet<TargetType> getTargetTypes()
+ {
+ return targetTypes;
+ }
+
+ @Override
+ public ScriptTargetOutput getScriptTargetOutput()
+ {
+ String charset =
+ (String)
+ serviceRegistry
+ .getService(ConfigurationService.class)
+ .getSettings()
+ .get(AvailableSettings.HBM2DDL_CHARSET_NAME);
+ return new ScriptTargetOutputToFile(output, charset);
+ }
+ };
+
/**
* Change class-loader of current thread.
* This is necessary, because still not all parts of Hibernate 5 use
try
{
thread.setContextClassLoader(classLoader);
- build((MetadataImplementor)metadataBuilder.build());
+ build((MetadataImplementor)metadataBuilder.build(), options, target);
}
finally
{
thread.setContextClassLoader(contextClassLoader);
+ for (Exception e : handler.getExceptions())
+ getLog().error(e.getMessage());
+ /** Track, the content of the generated script */
+ checkOutputFile(output, tracker);
}
}
+ catch (MojoExecutionException e)
+ {
+ tracker.failed();
+ throw e;
+ }
+ catch (MojoFailureException e)
+ {
+ tracker.failed();
+ throw e;
+ }
+ catch (RuntimeException e)
+ {
+ tracker.failed();
+ throw e;
+ }
finally
{
/** Remember mappings and configuration */
}
- abstract void build(MetadataImplementor metadata)
+ abstract void build(
+ MetadataImplementor metadata,
+ ExecutionOptions options,
+ TargetDescriptor target
+ )
throws
MojoFailureException,
MojoExecutionException;
throws MojoFailureException
{
/**
- * Special treatment for the configuration-value "export": if it is
+ * Special treatment for the configuration-value "execute": if it is
* switched to "true", the genearation fo the schema should be forced!
*/
- if (tracker.check(EXPORT, export.toString()) && export)
+ if (tracker.check(EXECUTE, execute.toString()) && execute)
+ {
+ getLog().info(
+ "hibernate.schema.execute was switched on: " +
+ "forcing generation/execution of SQL"
+ );
tracker.touch();
+ }
+ configure(properties, execute, EXECUTE);
/**
* Configure the generation of the SQL.
* Overwrite values from properties-file if the configuration parameter is
* known to Hibernate.
*/
- dialect = configure(properties, dialect, DIALECT);
- tracker.track(DELIMITER, delimiter); // << not reflected in hibernate configuration!
- format = configure(properties, format, FORMAT_SQL);
- createNamespaces = configure(properties, createNamespaces, HBM2DLL_CREATE_NAMESPACES);
- implicitNamingStrategy = configure(properties, implicitNamingStrategy, IMPLICIT_NAMING_STRATEGY);
- physicalNamingStrategy = configure(properties, physicalNamingStrategy, PHYSICAL_NAMING_STRATEGY);
- tracker.track(OUTPUTDIRECTORY, outputDirectory); // << not reflected in hibernate configuration!
- tracker.track(SCAN_DEPENDENCIES, scanDependencies); // << not reflected in hibernate configuration!
- tracker.track(SCAN_TESTCLASSES, scanTestClasses.toString()); // << not reflected in hibernate configuration!
- tracker.track(TEST_OUTPUTDIRECTORY, testOutputDirectory); // << not reflected in hibernate configuration!
+ configure(properties, dialect, DIALECT);
+ configure(properties, delimiter, HBM2DDL_DELIMITER);
+ configure(properties, format, FORMAT_SQL);
+ configure(properties, createNamespaces, HBM2DLL_CREATE_NAMESPACES);
+ configure(properties, implicitNamingStrategy, IMPLICIT_NAMING_STRATEGY);
+ configure(properties, physicalNamingStrategy, PHYSICAL_NAMING_STRATEGY);
+ configure(properties, outputDirectory, OUTPUTDIRECTORY);
+ configure(properties, scanDependencies, SCAN_DEPENDENCIES);
+ configure(properties, scanTestClasses, SCAN_TESTCLASSES);
+ configure(properties, testOutputDirectory, TEST_OUTPUTDIRECTORY);
/**
* Special treatment for the configuration-value "show": a change of its
* Configure the connection parameters.
* Overwrite values from properties-file.
*/
- driver = configure(properties, driver, DRIVER, JDBC_DRIVER);
- url = configure(properties, url, URL, JDBC_URL);
- username = configure(properties, username, USER, JDBC_USER);
- password = configure(properties, password, PASS, JDBC_PASSWORD);
+ configure(properties, driver, DRIVER, JPA_JDBC_DRIVER);
+ configure(properties, url, URL, JPA_JDBC_URL);
+ configure(properties, username, USER, JPA_JDBC_USER);
+ configure(properties, password, PASS, JPA_JDBC_PASSWORD);
if (properties.isEmpty())
{
throw new MojoFailureException("Hibernate configuration is missing!");
}
- getLog().info("Gathered hibernate-configuration (turn on debugging for details):");
+ getLog().info("Gathered configuration:");
for (Entry<Object,Object> entry : properties.entrySet())
getLog().info(" " + entry.getKey() + " = " + entry.getValue());
}
- private String configure(
+ private void configure(
Properties properties,
String value,
String key,
String alternativeKey
)
{
- value = configure(properties, value, key);
- if (value == null)
- return properties.getProperty(alternativeKey);
+ configure(properties, value, key);
if (properties.containsKey(alternativeKey))
{
- getLog().warn(
- "Ignoring property " + alternativeKey + "=" +
- properties.getProperty(alternativeKey) + " in favour for property " +
- key + "=" + properties.getProperty(key)
- );
- properties.remove(alternativeKey);
+ if (properties.containsKey(key))
+ {
+ getLog().warn(
+ "Ignoring property " + alternativeKey + "=\"" +
+ properties.getProperty(alternativeKey) +
+ "\" in favour for property " + key + "=\"" +
+ properties.getProperty(key) + "\""
+ );
+ properties.remove(alternativeKey);
+ }
+ else
+ {
+ value = properties.getProperty(alternativeKey);
+ properties.remove(alternativeKey);
+ getLog().info(
+ "Using value \"" + value + "\" from property " + alternativeKey +
+ " for property " + key
+ );
+ properties.setProperty(key, value);
+ }
}
- return properties.getProperty(alternativeKey);
}
- private String configure(Properties properties, String value, String key)
+ private void configure(Properties properties, String value, String key)
{
if (value != null)
{
if (properties.containsKey(key))
- getLog().debug(
- "Overwriting property " + key + "=" + properties.getProperty(key) +
- " with the value " + value
- );
+ {
+ if (!properties.getProperty(key).equals(value))
+ {
+ getLog().info(
+ "Overwriting property " + key + "=\"" +
+ properties.getProperty(key) +
+ "\" with value \"" + value + "\""
+ );
+ properties.setProperty(key, value);
+ }
+ }
else
- getLog().debug("Using the value " + value + " for property " + key);
- properties.setProperty(key, value);
+ {
+ getLog().debug("Using value \"" + value + "\" for property " + key);
+ properties.setProperty(key, value);
+ }
}
- return properties.getProperty(key);
}
- private boolean configure(Properties properties, Boolean value, String key)
+ private void configure(Properties properties, Boolean value, String key)
{
- if (value != null)
+ configure(properties, value == null ? null : value.toString(), key);
+ }
+
+ private File getOutputFile(String filename)
+ throws
+ MojoExecutionException
+ {
+ File output = new File(filename);
+
+ if (!output.isAbsolute())
{
- if (properties.containsKey(key))
- getLog().debug(
- "Overwriting property " + key + "=" + properties.getProperty(key) +
- " with the value " + value
+ // Interpret relative file path relative to build directory
+ output = new File(buildDirectory, filename);
+ }
+ getLog().debug("Output file: " + output.getPath());
+
+ // Ensure that directory path for specified file exists
+ File outFileParentDir = output.getParentFile();
+ if (null != outFileParentDir && !outFileParentDir.exists())
+ {
+ try
+ {
+ getLog().info(
+ "Creating directory path for output file:" +
+ outFileParentDir.getPath()
);
+ outFileParentDir.mkdirs();
+ }
+ catch (Exception e)
+ {
+ String error =
+ "Error creating directory path for output file: " + e.getMessage();
+ getLog().error(error);
+ throw new MojoExecutionException(error);
+ }
+ }
+
+ try
+ {
+ output.createNewFile();
+ }
+ catch (IOException e)
+ {
+ String error = "Error creating output file: " + e.getMessage();
+ getLog().error(error);
+ throw new MojoExecutionException(error);
+ }
+
+ if (!output.canWrite())
+ {
+ String error =
+ "Output file " + output.getAbsolutePath() + " is not writable!";
+ getLog().error(error);
+ throw new MojoExecutionException(error);
+ }
+
+ return output;
+ }
+
+ private void checkOutputFile(File output, ModificationTracker tracker)
+ throws
+ MojoExecutionException
+ {
+ try
+ {
+ if (output.exists())
+ tracker.track(SCRIPT, new FileInputStream(output));
else
- getLog().debug("Using the value " + value + " for property " + key);
- properties.setProperty(key, value.toString());
+ tracker.track(SCRIPT, ZonedDateTime.now().toString());
+ }
+ catch (IOException e)
+ {
+ String error =
+ "Error while checking the generated script: " + e.getMessage();
+ getLog().error(error);
+ throw new MojoExecutionException(error);
}
- return Boolean.valueOf(properties.getProperty(key));
}
private void addMappings(MetadataSources sources, ModificationTracker tracker)
try
{
getLog().info("Adding annotated resource: " + name);
- String packageName;
+ String packageName = null;
+ boolean error = false;
try
{
Class<?> annotatedClass = classLoaderService.classForName(name);
resourceName.length()
) + ".class";
InputStream is = annotatedClass.getResourceAsStream(resourceName);
- if (tracker.track(name, is))
- getLog().debug("New or modified class: " + name);
+ if (is != null)
+ {
+ if (tracker.track(name, is))
+ getLog().debug("New or modified class: " + name);
+ else
+ getLog().debug("Unchanged class: " + name);
+ sources.addAnnotatedClass(annotatedClass);
+ packageName = annotatedClass.getPackage().getName();
+ }
else
- getLog().debug("Unchanged class: " + name);
- sources.addAnnotatedClass(annotatedClass);
- packageName = annotatedClass.getPackage().getName();
+ {
+ getLog().error("cannot find ressource " + resourceName + " for class " + name);
+ error = true;
+ }
}
catch(ClassLoadingException e)
{
packageName = name;
}
+ if (error)
+ {
+ throw new MojoExecutionException("error while inspecting annotated class " + name);
+ }
- if (!packages.contains(packageName))
+ while (packageName != null)
{
+ if (packages.contains(packageName))
+ return;
String resource = packageName.replace('.', '/') + "/package-info.class";
InputStream is = classLoaderService.locateResourceStream(resource);
if (is == null)
sources.addPackage(packageName);
}
packages.add(packageName);
+ int i = packageName.lastIndexOf('.');
+ if (i < 0)
+ packageName = null;
+ else
+ packageName = packageName.substring(0,i);
}
}
catch (Exception e)
PersistenceUnitTransactionType.RESOURCE_LOCAL
);
- List<ParsedPersistenceXmlDescriptor> units = parser.doResolve(properties);
+ Map<String, ParsedPersistenceXmlDescriptor> units =
+ parser.doResolve(properties);
if (persistenceUnit == null)
{
- switch (units.size())
+ Iterator<String> names = units.keySet().iterator();
+ if (!names.hasNext())
{
- case 0:
- getLog().info("Found no META-INF/persistence.xml.");
- return null;
- case 1:
- getLog().info("Using persistence-unit " + units.get(0).getName());
- return units.get(0);
- default:
- StringBuilder builder = new StringBuilder();
- builder.append("No name provided and multiple persistence units found: ");
- Iterator<ParsedPersistenceXmlDescriptor> it = units.iterator();
- builder.append(it.next().getName());
- while (it.hasNext())
- {
- builder.append(", ");
- builder.append(it.next().getName());
- }
- builder.append('.');
- throw new MojoFailureException(builder.toString());
+ getLog().info("Found no META-INF/persistence.xml.");
+ return null;
}
- }
- for (ParsedPersistenceXmlDescriptor unit : units)
- {
- getLog().debug("Found persistence-unit " + unit.getName());
- if (!unit.getName().equals(persistenceUnit))
- continue;
+ String name = names.next();
+ if (!names.hasNext())
+ {
+ getLog().info("Using persistence-unit " + name);
+ return units.get(name);
+ }
- // See if we (Hibernate) are the persistence provider
- if (!ProviderChecker.isProvider(unit, properties))
+ StringBuilder builder = new StringBuilder();
+ builder.append("No name provided and multiple persistence units found: ");
+ builder.append(name);
+ while(names.hasNext())
{
- getLog().debug("Wrong provider: " + unit.getProviderClassName());
- continue;
+ builder.append(", ");
+ builder.append(names.next());
}
+ builder.append('.');
+ throw new MojoFailureException(builder.toString());
+ }
- getLog().info("Using persistence-unit " + unit.getName());
- return unit;
+ if (units.containsKey(persistenceUnit))
+ {
+ getLog().info("Using configured persistence-unit " + persistenceUnit);
+ return units.get(persistenceUnit);
}
throw new MojoFailureException("Could not find persistence-unit " + persistenceUnit);