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import org.apache.log4j.Logger; |
import org.apache.log4j.Logger; |
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/** |
/** |
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* Wer sein Maven Projekt wie folgt konfiguriert (oder ähnlich) kann die Maven + |
* This class provides static utility classes that help releasing and versioning |
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* SVN revision nummer als Programmversion verwenden. <br/> |
* applications. Especially usefull in combination with maven2's |
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* buildnumber-maven plugin.<br/> |
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* |
* |
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* 1. pom.xml anpassen: <code> |
* @author Stefan A. Tzeggai |
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* |
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* Wer sein Maven Projekt wie folgt konfiguriert kann die Maven + |
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* SVN-Revisionnummer als Programmversion verwenden, z.B. |
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* "v1.5-SNAPSHOT r123" |
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* |
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* <br/> |
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* 1. pom.xml anpassen: <code> |
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<plugin> |
<plugin> |
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<groupId>org.codehaus.mojo</groupId> |
<groupId>org.codehaus.mojo</groupId> |
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<artifactId>buildnumber-maven-plugin</artifactId> |
<artifactId>buildnumber-maven-plugin</artifactId> |
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</configuration> |
</configuration> |
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</plugin> |
</plugin> |
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</code><br/> |
</code><br/> |
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* 2. Datei src/main/resources.properties mit foglenden Inhalt anlegen:<code> |
* 2. Datei src/main/resources.properties mit foglenden Inhalt anlegen: |
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#Properties describing this release/build |
* <code> |
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version=${project.version} |
#Properties describing this release/build |
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build=${buildNumber} |
version=${project.version} |
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</code><br/> |
build=${buildNumber} |
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* 3. Filtering für die src/main/resources.properties - Datei einschalten:<code> |
</code><br/> |
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<resources> |
* 3. Filtering für die src/main/resources.properties - Datei |
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<resource> |
* einschalten:<code> |
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<filtering>true</filtering> |
* |
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<directory>src/main/resources</directory> |
<resources> |
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<includes><include>release.properties</include></includes> |
<resource> |
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</resource> |
<filtering>true</filtering> |
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</resources> |
<directory>src/main/resources</directory> |
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<includes><include>release.properties</include></includes> |
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</code> |
</resource> |
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</resources> |
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</code> <br/> |
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* <br/> |
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* Eine maven Fehlermeldung "The scm url cannot be null." ist |
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* irreführend. In wirklichkeit wird ein Eintrag |
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* <scm>...<developerConnection>..</scm> verlangt. |
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*/ |
*/ |
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public class ReleaseUtil { |
public class ReleaseUtil { |
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private static Logger log = Logger.getLogger(ReleaseUtil.class); |
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|
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/** |
/** |
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* @return The major.minor version, build number and build date |
* This is the main public API method which never throws an exception. |
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* |
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* @param clazz |
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* Pass a class that resides in the same "project" or jar, where |
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* the /release.properties resides as well. |
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* |
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* @return A {@link String} like "v1.4 r243" where the first number is the |
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* maven project version and the second number is the SCM revision. |
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* Returns "unknown version" if it can't be determined. |
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*/ |
*/ |
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public static String getVersionInfo(Class<?> clazz) { |
public static String getVersionInfo(Class<?> clazz) { |
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/** |
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* Release properties einlesen |
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*/ |
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try { |
try { |
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return "v" + getVersion(clazz) + "-r" + getVersionBuild(clazz); |
return "v" + getVersion(clazz) + "-r" + getVersionBuild(clazz); |
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} catch (final Exception e) { |
} catch (final Exception e) { |
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} |
} |
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/** |
/** |
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* Return the major part of the software version of GP/AV/AS. |
* @param clazz |
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* Pass a class that resides in the same "project" or jar, where |
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* the /release.properties resides as well. |
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* |
* |
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* @throws Exception |
* @Return the major part of the software version or 0 if a problem occurs. |
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* if release.properties not found |
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*/ |
*/ |
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public static int getVersionBuild(Class<?> clazz) { |
public static int getVersionBuild(Class<?> clazz) { |
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try { |
try { |
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return Integer.parseInt(str); |
return Integer.parseInt(str); |
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} catch (final Exception e) { |
} catch (final Exception e) { |
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throw new RuntimeException( |
log.error("/release.properties could not be read from " |
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"/release.properties could not be read from " |
+ clazz.getSimpleName(), e); |
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+ clazz.getSimpleName(), e); |
return 0; |
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} |
} |
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} |
} |
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/** |
/** |
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* Return the major part of the software version of GP/AV/AS. |
* @param clazz |
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* Pass a class that resides in the same "project" or jar, where |
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* the /release.properties resides as well. |
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* |
* |
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* @throws Exception |
* @return A Version String like "1.3" or "1.6". Returns "0.0" if a problem |
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* if release.properties not found |
* occurred. |
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*/ |
*/ |
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public static String getVersion(Class<?> clazz) { |
public static String getVersion(Class<?> clazz) { |
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final String defaultVer = "0.0"; |
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try { |
try { |
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final URL releasePropsURL = clazz |
final URL releasePropsURL = clazz |
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openStream.close(); |
openStream.close(); |
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} |
} |
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final String defaultVer = "DEV"; |
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final String versionProperty = releaseProps.getProperty("version", |
final String versionProperty = releaseProps.getProperty("version", |
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defaultVer); |
defaultVer); |
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if (versionProperty.equals("${project.version}")) |
if (versionProperty.equals("${project.version}")) |
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return defaultVer; |
return defaultVer; |
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return versionProperty; |
return versionProperty; |
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} catch (final Exception e) { |
} catch (final Exception e) { |
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throw new RuntimeException( |
log.error("/release.properties could not be read from " |
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"/release.properties could not be read from " |
+ clazz.getSimpleName(), e); |
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+ clazz.getSimpleName(), e); |
return defaultVer; |
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} |
} |
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} |
} |
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/** |
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* @param clazz |
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* Pass a class that resides in the same "project" or jar, where |
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* the /release.properties resides as well. |
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* |
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* @return Mayor version number part, e.g. "1" for version "1.3". Returns 0 |
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* if a problem occurred. |
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*/ |
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public static int getVersionMaj(Class<?> clazz) { |
public static int getVersionMaj(Class<?> clazz) { |
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try { |
try { |
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return Integer.parseInt(getVersion(clazz).split("\\.")[0]); |
return Integer.parseInt(getVersion(clazz).split("\\.")[0]); |
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} catch (final Exception e) { |
} catch (final Exception e) { |
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log.error("Major version number '" + getVersion(clazz) |
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+ "' part could not be parsed from could not parsed (from " |
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+ clazz.getSimpleName() + "). Must be numeric!", e); |
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return 0; |
return 0; |
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} |
} |
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} |
} |
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/** |
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* @param clazz |
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* Pass a class that resides in the same "project" or jar, where |
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* the /release.properties resides as well. |
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* |
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* @return Minor version number part, e.g. "3" for version "1.3". Returns 0 |
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* if a problem occurred. |
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*/ |
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public static int getVersionMin(Class<?> clazz) { |
public static int getVersionMin(Class<?> clazz) { |
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try { |
try { |
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return Integer.parseInt(getVersion(clazz).split("\\.")[1]); |
return Integer.parseInt(getVersion(clazz).split("\\.")[1]); |
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} catch (final Exception e) { |
} catch (final Exception e) { |
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log.error("Minor version number '" + getVersion(clazz) |
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+ "' part could not be parsed from could not parsed (from " |
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+ clazz.getSimpleName() + "). Must be numeric!", e); |
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return 0; |
return 0; |
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} |
} |
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} |
} |
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/** |
/** |
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* Print the GPL disclaimer to the given {@link Logger} as on INFO level. |
* @param clazz |
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* Pass a class that resides in the same "project" or jar, where |
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* the /release.properties resides as well. |
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* |
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* Print the GPL disclaimer to the given {@link Logger} on INFO |
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* level. |
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*/ |
*/ |
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public static void logGPLCopyright(final Logger logger) { |
public static void logGPLCopyright(final Logger logger) { |
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|
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logger |
logger |
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.info("\nThis program is free software: you can redistribute it and/or modify\n" |
.info("\nThis program is free software: you can redistribute it and/or modify\n" |
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+ "it under the terms of the GNU General Public License as published by\n" |
+ "it under the terms of the GNU General Public License as published by\n" |
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} |
} |
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/** |
/** |
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* Print the LGPL disclaimer to the given {@link Logger} as on INFO level. |
* @param clazz |
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* Pass a class that resides in the same "project" or jar, where |
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* the /release.properties resides as well. |
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* |
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* Print the LGPL disclaimer to the given {@link Logger} on INFO |
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* level. |
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*/ |
*/ |
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public static void logLGPLCopyright(final Logger logger) { |
public static void logLGPLCopyright(final Logger logger) { |
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|
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logger |
logger |
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.info("\nThis program is free software: you can redistribute it and/or modify\n" |
.info("\nThis program is free software: you can redistribute it and/or modify\n" |
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+ "it under the terms of the GNU Lesser General Public License as published by\n" |
+ "it under the terms of the GNU Lesser General Public License as published by\n" |
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+ "but WITHOUT ANY WARRANTY; without even the implied warranty of\n" |
+ "but WITHOUT ANY WARRANTY; without even the implied warranty of\n" |
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+ "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n" |
+ "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n" |
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+ "GNU Lesser General Public License for more details.\n"); |
+ "GNU Lesser General Public License for more details.\n"); |
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} |
} |
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} |
} |