[cai18n-dev] [GIT] Compiler assisted internalization library branch, master, updated. 57ed2b47cc45c6c50b3f20b6bc9f964a38776189
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- Log -----------------------------------------------------------------
http://git.qos.ch/gitweb/?p=cai18n.git;a=commit;h=57ed2b47cc45c6c50b3f20b6bc9f964a38776189
http://github.com/ceki/cai18n/commit/57ed2b47cc45c6c50b3f20b6bc9f964a38776189
commit 57ed2b47cc45c6c50b3f20b6bc9f964a38776189
Author: Ceki Gulcu <ceki at qos.ch>
Date: Thu Aug 27 21:18:29 2009 +0200
A working version of the maven-plugin
diff --git a/cai18n-api/src/main/java/ch/qos/cai18n/util/AnnotationExtractor.java b/cai18n-api/src/main/java/ch/qos/cai18n/util/AnnotationExtractor.java
index fc051dd..e8bff49 100644
--- a/cai18n-api/src/main/java/ch/qos/cai18n/util/AnnotationExtractor.java
+++ b/cai18n-api/src/main/java/ch/qos/cai18n/util/AnnotationExtractor.java
@@ -42,10 +42,8 @@ public class AnnotationExtractor {
}
static public <E extends Enum<?>> String[] getLocaleNames(Class<E> enumClass) {
- System.out.println("xx****enumClass="+enumClass.getName());
LocaleNames localeNamesAnnotation = (LocaleNames) enumClass
.getAnnotation(LocaleNames.class);
- System.out.println("localeNamesAnnotation="+localeNamesAnnotation);
if (localeNamesAnnotation == null) {
return null;
}
diff --git a/cai18n-api/src/main/java/ch/qos/cai18n/verifier/IMessageCodeVerifier.java b/cai18n-api/src/main/java/ch/qos/cai18n/verifier/IMessageCodeVerifier.java
new file mode 100644
index 0000000..7fa7309
--- /dev/null
+++ b/cai18n-api/src/main/java/ch/qos/cai18n/verifier/IMessageCodeVerifier.java
@@ -0,0 +1,63 @@
+package ch.qos.cai18n.verifier;
+
+import java.util.List;
+import java.util.Locale;
+
+/**
+ *
+ * @author Ceki Gülcü
+ *
+ */
+public interface IMessageCodeVerifier {
+
+ // WARNING: The name of this class is referenced in String form
+ // to do class loader tricks. Do not change the name of this class
+ // without looking at the maven-plugin.
+
+ /**
+ * Get the of enum type that this verifier is related to to.
+ *
+ * @return
+ */
+ public Class<? extends Enum<?>> getEnumType();
+
+ /**
+ * Get the name of enum type to this verifier is related to to.
+ *
+ * @return
+ */
+ public String getEnumTypeAsStr();
+
+ /**
+ * Verify that the keys defined in the enumClass match those found in the
+ * resource bundle corresponding to a certain locale
+ *
+ * @param locale
+ * @return
+ */
+ public List<Cai18nError> verify(Locale locale);
+
+ /**
+ * Same as {@link #verify(Locale)} except that the return type is
+ * List<String>.
+ *
+ * @param locale
+ * @return
+ */
+ public List<String> typeIsolatedVerify(Locale locale);
+
+ /**
+ * Get the locales specified in the enumType (via annotations)
+ *
+ * @return
+ */
+ public String[] getLocaleNames();
+
+ /**
+ * Get the name of the resource bundle specified in the enumType (via
+ * annotations)
+ *
+ * @return
+ */
+ public String getResourceBundleName();
+}
\ No newline at end of file
diff --git a/cai18n-api/src/main/java/ch/qos/cai18n/verifier/MessageCodeVerifier.java b/cai18n-api/src/main/java/ch/qos/cai18n/verifier/MessageCodeVerifier.java
index d7907ff..3992b8f 100644
--- a/cai18n-api/src/main/java/ch/qos/cai18n/verifier/MessageCodeVerifier.java
+++ b/cai18n-api/src/main/java/ch/qos/cai18n/verifier/MessageCodeVerifier.java
@@ -37,45 +37,63 @@ import ch.qos.cai18n.verifier.Cai18nError.ErrorType;
*
* @author Ceki Gulcu
*/
-public class MessageCodeVerifier {
-
- final Class<? extends Enum<?>> enumClass;
- final ClassLoader classLoader;
+public class MessageCodeVerifier implements IMessageCodeVerifier {
+ Class<? extends Enum<?>> enumType;
+ String enumTypeAsStr;
+
public MessageCodeVerifier(Class<? extends Enum<?>> enumClass) {
- this(enumClass, MessageCodeVerifier.class.getClassLoader());
+ this.enumType = enumClass;
+ this.enumTypeAsStr = enumClass.getName();
+ }
+
+ @SuppressWarnings("unchecked")
+ public MessageCodeVerifier(String enumTypeAsStr) {
+ this.enumTypeAsStr = enumTypeAsStr;
+ String errMsg = "Failed to find enum class [" + enumTypeAsStr + "]";
+ try {
+ this.enumType = (Class<? extends Enum<?>>) Class.forName(enumTypeAsStr);
+ } catch (ClassNotFoundException e) {
+ throw new IllegalStateException(errMsg, e);
+ } catch (NoClassDefFoundError e) {
+ throw new IllegalStateException(errMsg, e);
+ }
}
- public MessageCodeVerifier(Class<? extends Enum<?>> enumClass,
- ClassLoader classLoader) {
- this.enumClass = enumClass;
- this.classLoader = classLoader;
+
+ /* (non-Javadoc)
+ * @see ch.qos.cai18n.verifier.IIMessageCodeVerifier#getEnumType()
+ */
+ public Class<? extends Enum<?>> getEnumType() {
+ return enumType;
+ }
+
+ /* (non-Javadoc)
+ * @see ch.qos.cai18n.verifier.IIMessageCodeVerifier#getEnumTypeAsStr()
+ */
+ public String getEnumTypeAsStr() {
+ return enumTypeAsStr;
}
- /**
- * Verify that the keys defined in the enumClass match those found in the
- * resource bundle corresponding to a certain locale
- *
- * @param locale
- * @return
+ /* (non-Javadoc)
+ * @see ch.qos.cai18n.verifier.IIMessageCodeVerifier#verify(java.util.Locale)
*/
public List<Cai18nError> verify(Locale locale) {
List<Cai18nError> errorList = new ArrayList<Cai18nError>();
String resouceBundleName = AnnotationExtractor
- .getResourceBundleName(enumClass);
+ .getResourceBundleName(enumType);
if (resouceBundleName == null) {
errorList.add(new Cai18nError(ErrorType.MISSING_RBN_ANNOTATION, "",
- enumClass, locale, ""));
+ enumType, locale, ""));
// no point in continuing
return errorList;
}
- ResourceBundle rb = ResourceBundle.getBundle(resouceBundleName, locale,
- classLoader);
+ ResourceBundle rb = ResourceBundle.getBundle(resouceBundleName, locale);
- ErrorFactory errorFactory = new ErrorFactory(enumClass, locale,
+ ErrorFactory errorFactory = new ErrorFactory(enumType, locale,
resouceBundleName);
if (rb == null) {
@@ -87,7 +105,7 @@ public class MessageCodeVerifier {
errorList.add(errorFactory.buildError(ErrorType.EMPTY_RB, ""));
}
- Enum<?>[] enumArray = enumClass.getEnumConstants();
+ Enum<?>[] enumArray = enumType.getEnumConstants();
if (enumArray == null || enumArray.length == 0) {
errorList.add(errorFactory.buildError(ErrorType.EMPTY_ENUM, ""));
}
@@ -111,4 +129,29 @@ public class MessageCodeVerifier {
return errorList;
}
+ /* (non-Javadoc)
+ * @see ch.qos.cai18n.verifier.IIMessageCodeVerifier#typeIsolatedVerify(java.util.Locale)
+ */
+ public List<String> typeIsolatedVerify(Locale locale) {
+ List<Cai18nError> errorList = verify(locale);
+ List<String> strList = new ArrayList<String>();
+ for (Cai18nError error : errorList) {
+ strList.add(error.toString());
+ }
+ return strList;
+ }
+
+ /* (non-Javadoc)
+ * @see ch.qos.cai18n.verifier.IIMessageCodeVerifier#getLocaleNames()
+ */
+ public String[] getLocaleNames() {
+ String[] localeNameArray = AnnotationExtractor.getLocaleNames(enumType);
+ return localeNameArray;
+ }
+
+ public String getResourceBundleName() {
+ String rbName = AnnotationExtractor.getResourceBundleName(enumType);
+ return rbName;
+ }
+
}
diff --git a/cai18n-api/src/test/java/ch/qos/cai18n/sample/MessageCodeVerifierTest.java b/cai18n-api/src/test/java/ch/qos/cai18n/sample/MessageCodeVerifierTest.java
index 346f66a..d2e67ea 100644
--- a/cai18n-api/src/test/java/ch/qos/cai18n/sample/MessageCodeVerifierTest.java
+++ b/cai18n-api/src/test/java/ch/qos/cai18n/sample/MessageCodeVerifierTest.java
@@ -30,6 +30,7 @@ import java.util.Locale;
import org.junit.Test;
import ch.qos.cai18n.verifier.Cai18nError;
+import ch.qos.cai18n.verifier.IMessageCodeVerifier;
import ch.qos.cai18n.verifier.MessageCodeVerifier;
/**
@@ -41,14 +42,14 @@ public class MessageCodeVerifierTest {
@Test
public void smoke() {
- MessageCodeVerifier miv = new MessageCodeVerifier(Colors.class);
+ IMessageCodeVerifier miv = new MessageCodeVerifier(Colors.class);
List<Cai18nError> errorList = miv.verify(Locale.UK);
assertEquals(0, errorList.size());
}
@Test
public void withErrors_UK() {
- MessageCodeVerifier miv = new MessageCodeVerifier(Countries.class);
+ IMessageCodeVerifier miv = new MessageCodeVerifier(Countries.class);
List<Cai18nError> errorList = miv.verify(Locale.UK);
assertEquals(2, errorList.size());
assertEquals("CH", errorList.get(0).getCode());
@@ -58,7 +59,7 @@ public class MessageCodeVerifierTest {
@Test
public void withErrors_FR() {
- MessageCodeVerifier miv = new MessageCodeVerifier(Countries.class);
+ IMessageCodeVerifier miv = new MessageCodeVerifier(Countries.class);
List<Cai18nError> errorList = miv.verify(Locale.FRANCE);
assertEquals(3, errorList.size());
assertEquals("CH", errorList.get(0).getCode());
diff --git a/maven-cai18n-plugin-smoke/pom.xml b/maven-cai18n-plugin-smoke/pom.xml
index 45a1215..26f223f 100644
--- a/maven-cai18n-plugin-smoke/pom.xml
+++ b/maven-cai18n-plugin-smoke/pom.xml
@@ -18,7 +18,7 @@
<dependency>
<groupId>ch.qos.cai18n</groupId>
<artifactId>cai18n-api</artifactId>
- </dependency>
+ </dependency>
</dependencies>
<build>
@@ -32,7 +32,7 @@
<id>countries</id>
<phase>verify</phase>
<goals>
- <goal>vv</goal>
+ <goal>check</goal>
</goals>
<configuration>
<enumTypes>
diff --git a/maven-cai18n-plugin/pom.xml b/maven-cai18n-plugin/pom.xml
index bcafd58..87f3d10 100644
--- a/maven-cai18n-plugin/pom.xml
+++ b/maven-cai18n-plugin/pom.xml
@@ -29,11 +29,41 @@
</dependency>
<dependency>
+ <groupId>org.apache.maven</groupId>
+ <artifactId>maven-artifact-manager</artifactId>
+ <version>2.0.4</version>
+ </dependency>
+
+ <dependency>
<groupId>ch.qos.cai18n</groupId>
<artifactId>cai18n-api</artifactId>
</dependency>
-
+ <dependency>
+ <groupId>org.apache.maven</groupId>
+ <version>2.0.9</version>
+ <artifactId>maven-project</artifactId>
+ </dependency>
+
+
+ <dependency>
+ <groupId>org.codehaus.mojo</groupId>
+ <artifactId>exec-maven-plugin</artifactId>
+ <version>1.1</version>
+ </dependency>
+
+ <dependency>
+ <groupId>org.apache.maven</groupId>
+ <artifactId>maven-plugin-descriptor</artifactId>
+ <version>2.0.4</version>
+ </dependency>
+
+ <dependency>
+ <groupId>org.codehaus.plexus</groupId>
+ <artifactId>plexus-classworlds</artifactId>
+ <version>1.2-alpha-6</version>
+ </dependency>
+
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
diff --git a/maven-cai18n-plugin/src/main/java/ch/qos/cai18n/ThisFirstClassLoader.java b/maven-cai18n-plugin/src/main/java/ch/qos/cai18n/ThisFirstClassLoader.java
new file mode 100644
index 0000000..c7165c5
--- /dev/null
+++ b/maven-cai18n-plugin/src/main/java/ch/qos/cai18n/ThisFirstClassLoader.java
@@ -0,0 +1,71 @@
+package ch.qos.cai18n;
+
+import java.net.URL;
+import java.net.URLClassLoader;
+
+/**
+ * An almost trivial no fuss implementation of a class loader following the
+ * child-first delegation model.
+ *
+ * @author Ceki Gülcü
+ */
+public class ThisFirstClassLoader extends URLClassLoader {
+
+ public ThisFirstClassLoader(URL[] urls) {
+ super(urls);
+ }
+
+ public ThisFirstClassLoader(URL[] urls, ClassLoader parent) {
+ super(urls, parent);
+ }
+
+ public void addURL(URL url) {
+ super.addURL(url);
+ }
+
+ @Override
+ public Class<?> loadClass(String name) throws ClassNotFoundException {
+ return loadClass(name, false);
+ }
+
+ /**
+ * We override the parent-first behavior established by java.lang.Classloader.
+ *
+ * The implementation is surprisingly straightforward.
+ */
+ protected Class<?> loadClass(String name, boolean resolve)
+ throws ClassNotFoundException {
+
+ if(name.equals("ch.qos.cai18n.verifier.IMessageCodeVerifier")) {
+ return super.loadClass(name, resolve);
+ }
+
+ // First, check if the class has already been loaded
+ Class<?> c = findLoadedClass(name);
+
+ // if not loaded, search the local (child) resources
+ if (c == null) {
+ try {
+ c = findClass(name);
+ } catch (ClassNotFoundException cnfe) {
+ // ignore
+ }
+ }
+
+ // if we could not find it, delegate to parent
+ // Note that we don't attempt to catch any ClassNotFoundException
+ if (c == null) {
+ if (getParent() != null) {
+ c = getParent().loadClass(name);
+ } else {
+ c = getSystemClassLoader().loadClass(name);
+ }
+ }
+
+ if (resolve) {
+ resolveClass(c);
+ }
+
+ return c;
+ }
+}
diff --git a/maven-cai18n-plugin/src/main/java/ch/qos/cai18n/VerifyMojo.java b/maven-cai18n-plugin/src/main/java/ch/qos/cai18n/VerifyMojo.java
index 5839535..f913fd6 100644
--- a/maven-cai18n-plugin/src/main/java/ch/qos/cai18n/VerifyMojo.java
+++ b/maven-cai18n-plugin/src/main/java/ch/qos/cai18n/VerifyMojo.java
@@ -22,25 +22,27 @@
package ch.qos.cai18n;
import java.io.File;
+import java.lang.reflect.Constructor;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLClassLoader;
import java.util.ArrayList;
import java.util.List;
import java.util.Locale;
+import java.util.Set;
+import org.apache.maven.artifact.Artifact;
+import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.plugin.AbstractMojo;
import org.apache.maven.plugin.MojoExecutionException;
import org.apache.maven.plugin.MojoFailureException;
-import ch.qos.cai18n.util.AnnotationExtractor;
-import ch.qos.cai18n.verifier.Cai18nError;
-import ch.qos.cai18n.verifier.MessageCodeVerifier;
+import ch.qos.cai18n.verifier.IMessageCodeVerifier;
/**
- * Verifies resources bundles
+ * Verifies resources bundles in various locales against an enumType
*
- * @goal vv
+ * @goal check
* @phase verify
* @requiresProject true
*/
@@ -48,8 +50,8 @@ public class VerifyMojo extends AbstractMojo {
final static String MISSING_LOCALE = Cai18nConstants.CODE_URL_PREFIX
+ "#missingLocale";
- final static String MISSING_ENUM_CLASS = Cai18nConstants.CODE_URL_PREFIX
- + "#missingEnumClass";
+ final static String MISSING_ENUM_TYPES = Cai18nConstants.CODE_URL_PREFIX
+ + "#missingEnumType";
/**
* @parameter
@@ -66,28 +68,46 @@ public class VerifyMojo extends AbstractMojo {
*/
private File outputDirectory;
- ClassLoader classLoader;
+ // direct dependencies of this project
+ /**
+ *
+ * @parameter expression="${project.artifacts}"
+ * @required
+ * @readonly
+ */
+ private Set<Artifact> projectArtifacts;
+
+ /**
+ * @parameter expression="${localRepository}"
+ * @required
+ * @readonly
+ * @since 1.0
+ */
+ private ArtifactRepository localRepository;
+
public void execute() throws MojoExecutionException, MojoFailureException {
+
if (enumTypes == null) {
throw new MojoFailureException(
- "<enumClass> must be specified. Please see " + MISSING_ENUM_CLASS);
+ "Missing <enumTypes> element. Please see " + MISSING_ENUM_TYPES);
}
for (String enumTypeAsStr : enumTypes) {
- Class<? extends Enum<?>> enumClass = loadEnumClass(enumTypeAsStr);
- System.out.println("***enumClass=" + enumClass.getName());
- getLog().info("Checking codes for enum class [" + enumTypeAsStr + "]");
- checkAllLocales(enumClass);
+ IMessageCodeVerifier imcv = getMessageCodeVerifierInstance(enumTypeAsStr);
+ getLog().info("Checking all resource bundles for enum type [" + enumTypeAsStr + "]");
+ checkAllLocales(imcv);
}
}
- public void checkAllLocales(Class<? extends Enum<?>> enumClass)
- throws MojoFailureException {
- String enumClassAsStr = enumClass.getName();
+ public void checkAllLocales(IMessageCodeVerifier mcv)
+ throws MojoFailureException, MojoExecutionException {
+
+ String enumClassAsStr = mcv.getEnumTypeAsStr();
+
+ String[] localeNameArray = mcv.getLocaleNames();
- String[] localeNameArray = AnnotationExtractor.getLocaleNames(enumClass);
if (localeNameArray == null || localeNameArray.length == 0) {
- String errMsg = "Missing @LocaleNames annotation in enum ["
+ String errMsg = "Missing @LocaleNames annotation in enum type ["
+ enumClassAsStr + "]";
getLog().error(errMsg);
throw new MojoFailureException(errMsg);
@@ -96,10 +116,9 @@ public class VerifyMojo extends AbstractMojo {
boolean failure = false;
for (String localeName : localeNameArray) {
Locale locale = new Locale(localeName);
- List<Cai18nError> errorList = check(enumClass, locale);
+ List<String> errorList = mcv.typeIsolatedVerify(locale);
if (errorList.size() == 0) {
- String resouceBundleName = AnnotationExtractor
- .getResourceBundleName(enumClass);
+ String resouceBundleName = mcv.getResourceBundleName();
getLog().info(
"SUCCESSFUL verification for resource bundle [" + resouceBundleName
+ "] for locale [" + locale + "]");
@@ -108,8 +127,8 @@ public class VerifyMojo extends AbstractMojo {
getLog().error(
"FAILURE during verification of resource bundle for locale ["
+ locale + "] enum class [" + enumClassAsStr + "]");
- for (Cai18nError s : errorList) {
- getLog().error(s.toString());
+ for (String s : errorList) {
+ getLog().error(s);
}
}
}
@@ -119,40 +138,51 @@ public class VerifyMojo extends AbstractMojo {
}
}
- public List<Cai18nError> check(Class<? extends Enum<?>> enumClass,
- Locale locale) throws MojoFailureException {
-
- MessageCodeVerifier mcv = new MessageCodeVerifier(enumClass,
- getClassLoader());
- List<Cai18nError> errorList = mcv.verify(locale);
- return errorList;
- }
-
- @SuppressWarnings("unchecked")
- Class<? extends Enum<?>> loadEnumClass(String enumClassAsStr)
+ IMessageCodeVerifier getMessageCodeVerifierInstance(String enumClassAsStr)
throws MojoExecutionException {
- String errMsg = "Failed to find enum class [" + enumClassAsStr + "]";
+ String errMsg = "Failed to instantiate MessageCodeVerifier class";
try {
- return (Class<? extends Enum<?>>) Class.forName(enumClassAsStr, true,
- getClassLoader());
+
+ URLClassLoader cl = (URLClassLoader) buildClassLoader();
+ Class<?> cla = Class.forName(
+ "ch.qos.cai18n.verifier.MessageCodeVerifier", true, cl);
+
+
+ Constructor<?> cons = cla.getConstructor(String.class);
+ IMessageCodeVerifier imcv = (IMessageCodeVerifier) cons
+ .newInstance(enumClassAsStr);
+ return imcv;
} catch (ClassNotFoundException e) {
throw new MojoExecutionException(errMsg, e);
} catch (NoClassDefFoundError e) {
throw new MojoExecutionException(errMsg, e);
+ } catch (Exception e) {
+ throw new MojoExecutionException(errMsg, e);
}
}
- ClassLoader getClassLoader() {
- if (classLoader == null) {
- classLoader = buildClassLoader();
- }
- return classLoader;
- }
-
ClassLoader buildClassLoader() {
ArrayList<URL> classpathURLArray = new ArrayList<URL>();
classpathURLArray.add(toURL(outputDirectory));
- return new URLClassLoader(classpathURLArray.toArray(new URL[] {}));
+ classpathURLArray.addAll(getDirectDependencies());
+ ClassLoader parentCL = this.getClass().getClassLoader();
+ return new ThisFirstClassLoader(classpathURLArray.toArray(new URL[] {}), parentCL);
+ }
+
+ List<URL> getDirectDependencies() {
+ ArrayList<URL> urlList = new ArrayList<URL>();
+ for (Artifact a : projectArtifacts) {
+ // localRepository.getUrl() returns a bogus URL
+ String pathOfArtifact = localRepository.getBasedir() + "/"
+ + localRepository.pathOf(a);
+ try {
+ URL url = new URL("file:/" + pathOfArtifact);
+ urlList.add(url);
+ } catch (MalformedURLException e) {
+ e.printStackTrace();
+ }
+ }
+ return urlList;
}
URL toURL(File file) {
-----------------------------------------------------------------------
Summary of changes:
.../ch/qos/cai18n/util/AnnotationExtractor.java | 2 -
.../qos/cai18n/verifier/IMessageCodeVerifier.java | 63 ++++++++++
.../qos/cai18n/verifier/MessageCodeVerifier.java | 85 +++++++++++----
.../qos/cai18n/sample/MessageCodeVerifierTest.java | 7 +-
maven-cai18n-plugin-smoke/pom.xml | 4 +-
maven-cai18n-plugin/pom.xml | 32 +++++-
.../java/ch/qos/cai18n/ThisFirstClassLoader.java | 71 ++++++++++++
.../src/main/java/ch/qos/cai18n/VerifyMojo.java | 120 ++++++++++++--------
8 files changed, 310 insertions(+), 74 deletions(-)
create mode 100644 cai18n-api/src/main/java/ch/qos/cai18n/verifier/IMessageCodeVerifier.java
create mode 100644 maven-cai18n-plugin/src/main/java/ch/qos/cai18n/ThisFirstClassLoader.java
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