diff options
Diffstat (limited to 'maven-plugins/trunk/maven-bundle-plugin/src/main/java/org/apache/tuscany/maven/bundle/plugin')
-rw-r--r-- | maven-plugins/trunk/maven-bundle-plugin/src/main/java/org/apache/tuscany/maven/bundle/plugin/BundleUtil.java | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/maven-plugins/trunk/maven-bundle-plugin/src/main/java/org/apache/tuscany/maven/bundle/plugin/BundleUtil.java b/maven-plugins/trunk/maven-bundle-plugin/src/main/java/org/apache/tuscany/maven/bundle/plugin/BundleUtil.java index f8566b835b..9375153a7e 100644 --- a/maven-plugins/trunk/maven-bundle-plugin/src/main/java/org/apache/tuscany/maven/bundle/plugin/BundleUtil.java +++ b/maven-plugins/trunk/maven-bundle-plugin/src/main/java/org/apache/tuscany/maven/bundle/plugin/BundleUtil.java @@ -28,15 +28,19 @@ import static org.osgi.framework.Constants.DYNAMICIMPORT_PACKAGE; import static org.osgi.framework.Constants.EXPORT_PACKAGE; import static org.osgi.framework.Constants.IMPORT_PACKAGE; +import java.io.BufferedInputStream; import java.io.DataOutputStream; import java.io.File; import java.io.FileInputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; +import java.net.MalformedURLException; +import java.net.URL; import java.util.HashSet; import java.util.Properties; import java.util.Set; +import java.util.StringTokenizer; import java.util.jar.Attributes; import java.util.jar.JarFile; import java.util.jar.Manifest; @@ -45,6 +49,9 @@ import java.util.zip.ZipEntry; import java.util.zip.ZipInputStream; import org.apache.maven.artifact.versioning.ArtifactVersion; +import org.eclipse.osgi.framework.internal.core.Constants; +import org.eclipse.osgi.framework.internal.core.FrameworkProperties; +import org.eclipse.osgi.util.ManifestElement; import org.osgi.framework.Version; /** @@ -445,4 +452,152 @@ final class BundleUtil { return version; } + private static String J2SE = "J2SE-"; + private static String JAVASE = "JavaSE-"; + private static String PROFILE_EXT = ".profile"; + private static URL findInSystemBundle(String entry) { + ClassLoader loader = BundleUtil.class.getClassLoader(); + return loader == null ? ClassLoader.getSystemResource(entry) : loader.getResource(entry); + } + + private static URL findNextBestProfile(String javaEdition, Version javaVersion) { + URL result = null; + int minor = javaVersion.getMinor(); + do { + result = findInSystemBundle(javaEdition + javaVersion.getMajor() + "." + minor + PROFILE_EXT); + minor = minor - 1; + } while (result == null && minor > 0); + return result; + } + + private static Properties findVMProfile(Properties properties) { + Properties result = new Properties(); + // Find the VM profile name using J2ME properties + String j2meConfig = properties.getProperty(Constants.J2ME_MICROEDITION_CONFIGURATION); + String j2meProfiles = properties.getProperty(Constants.J2ME_MICROEDITION_PROFILES); + String vmProfile = null; + String javaEdition = null; + Version javaVersion = null; + if (j2meConfig != null && j2meConfig.length() > 0 && j2meProfiles != null && j2meProfiles.length() > 0) { + // save the vmProfile based off of the config and profile + // use the last profile; assuming that is the highest one + String[] j2meProfileList = ManifestElement.getArrayFromList(j2meProfiles, " "); + if (j2meProfileList != null && j2meProfileList.length > 0) + vmProfile = j2meConfig + '_' + j2meProfileList[j2meProfileList.length - 1]; + } else { + // No J2ME properties; use J2SE properties + // Note that the CDC spec appears not to require VM implementations to set the + // javax.microedition properties!! So we will try to fall back to the + // java.specification.name property, but this is pretty ridiculous!! + String javaSpecVersion = properties.getProperty("java.specification.version"); + // set the profile and EE based off of the java.specification.version + // TODO We assume J2ME Foundation and J2SE here. need to support other profiles J2EE ... + if (javaSpecVersion != null) { + StringTokenizer st = new StringTokenizer(javaSpecVersion, " _-"); + javaSpecVersion = st.nextToken(); + String javaSpecName = properties.getProperty("java.specification.name"); + if ("J2ME Foundation Specification".equals(javaSpecName)) + vmProfile = "CDC-" + javaSpecVersion + "_Foundation-" + javaSpecVersion; //$NON-NLS-2$ + else { + // look for JavaSE if 1.6 or greater; otherwise look for J2SE + Version v16 = new Version("1.6"); + javaEdition = J2SE; + try { + javaVersion = new Version(javaSpecVersion); + if (v16.compareTo(javaVersion) <= 0) + javaEdition = JAVASE; + } catch (IllegalArgumentException e) { + // do nothing + } + vmProfile = javaEdition + javaSpecVersion; + } + } + } + URL url = null; + // check for the java profile property for a url + String propJavaProfile = FrameworkProperties.getProperty(Constants.OSGI_JAVA_PROFILE); + if (propJavaProfile != null) + try { + // we assume a URL + url = new URL(propJavaProfile); + } catch (MalformedURLException e1) { + // try using a relative path in the system bundle + url = findInSystemBundle(propJavaProfile); + } + if (url == null && vmProfile != null) { + // look for a profile in the system bundle based on the vm profile + String javaProfile = vmProfile + PROFILE_EXT; + url = findInSystemBundle(javaProfile); + if (url == null) + url = getNextBestProfile(javaEdition, javaVersion); + } + if (url == null) + // the profile url is still null then use the osgi min profile in OSGi by default + url = findInSystemBundle("OSGi_Minimum-1.1.profile"); + if (url != null) { + InputStream in = null; + try { + in = url.openStream(); + result.load(new BufferedInputStream(in)); + } catch (IOException e) { + // TODO consider logging ... + } finally { + if (in != null) + try { + in.close(); + } catch (IOException ee) { + // do nothing + } + } + } + // set the profile name if it does not provide one + if (result.getProperty(Constants.OSGI_JAVA_PROFILE_NAME) == null) + if (vmProfile != null) + result.put(Constants.OSGI_JAVA_PROFILE_NAME, vmProfile.replace('_', '/')); + else + // last resort; default to the absolute minimum profile name for the framework + result.put(Constants.OSGI_JAVA_PROFILE_NAME, "OSGi/Minimum-1.1"); + return result; + } + + public static void loadVMProfile(Properties properties) { + Properties profileProps = findVMProfile(properties); + String systemExports = properties.getProperty(Constants.OSGI_FRAMEWORK_SYSTEM_PACKAGES); + // set the system exports property using the vm profile; only if the property is not already set + if (systemExports == null) { + systemExports = profileProps.getProperty(Constants.OSGI_FRAMEWORK_SYSTEM_PACKAGES); + if (systemExports != null) + properties.put(Constants.OSGI_FRAMEWORK_SYSTEM_PACKAGES, systemExports); + } + // set the org.osgi.framework.bootdelegation property according to the java profile + String type = properties.getProperty(Constants.OSGI_JAVA_PROFILE_BOOTDELEGATION); // a null value means ignore + String profileBootDelegation = profileProps.getProperty(Constants.OSGI_BOOTDELEGATION); + if (Constants.OSGI_BOOTDELEGATION_OVERRIDE.equals(type)) { + if (profileBootDelegation == null) + properties.remove(Constants.OSGI_BOOTDELEGATION); // override with a null value + else + properties.put(Constants.OSGI_BOOTDELEGATION, profileBootDelegation); // override with the profile value + } else if (Constants.OSGI_BOOTDELEGATION_NONE.equals(type)) + properties.remove(Constants.OSGI_BOOTDELEGATION); // remove the bootdelegation property in case it was set + // set the org.osgi.framework.executionenvironment property according to the java profile + if (properties.getProperty(Constants.FRAMEWORK_EXECUTIONENVIRONMENT) == null) { + // get the ee from the java profile; if no ee is defined then try the java profile name + String ee = + profileProps.getProperty(Constants.FRAMEWORK_EXECUTIONENVIRONMENT, profileProps + .getProperty(Constants.OSGI_JAVA_PROFILE_NAME)); + if (ee != null) + properties.put(Constants.FRAMEWORK_EXECUTIONENVIRONMENT, ee); + } + } + + private static URL getNextBestProfile(String javaEdition, Version javaVersion) { + if (javaVersion == null || (javaEdition != J2SE && javaEdition != JAVASE)) + return null; // we cannot automatically choose the next best profile unless this is a J2SE or JavaSE vm + URL bestProfile = findNextBestProfile(javaEdition, javaVersion); + if (bestProfile == null && javaEdition == JAVASE) + // if this is a JavaSE VM then search for a lower J2SE profile + bestProfile = findNextBestProfile(J2SE, javaVersion); + return bestProfile; + } + } |