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/**
* Copyright 2010 JogAmp Community. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* The views and conclusions contained in the software and documentation are those of the
* authors and should not be interpreted as representing official policies, either expressed
* or implied, of JogAmp Community.
*/
package com.jogamp.common.util;
import com.jogamp.common.os.AndroidVersion;
import com.jogamp.common.os.Platform;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.util.Enumeration;
import java.util.Iterator;
import java.util.Set;
import java.util.jar.Attributes;
import java.util.jar.Manifest;
public class VersionUtil {
public static final String SEPERATOR = "-----------------------------------------------------------------------------------------------------";
/**
* Appends environment information like OS, JVM and CPU architecture properties to the StringBuilder.
*/
public static StringBuilder getPlatformInfo(StringBuilder sb) {
if(null == sb) {
sb = new StringBuilder();
}
sb.append(SEPERATOR).append(Platform.getNewline());
// environment
sb.append("Platform: ").append(Platform.getOSType()).append(" / ").append(Platform.getOSName()).append(' ').append(Platform.getOSVersion()).append(" (os), ");
sb.append(Platform.getArchName()).append(" (arch), ").append(Platform.getABIType()).append(", ");
sb.append(Runtime.getRuntime().availableProcessors()).append(" cores");
sb.append(Platform.getNewline());
if( AndroidVersion.isAvailable) {
sb.append("Platform: Android Version: ").append(AndroidVersion.CODENAME).append(", ");
sb.append(AndroidVersion.RELEASE).append(" [").append(AndroidVersion.RELEASE).append("], SDK: ").append(AndroidVersion.SDK_INT).append(", ").append(AndroidVersion.SDK_NAME);
sb.append(Platform.getNewline());
}
Platform.getMachineDescription().toString(sb).append(Platform.getNewline());
// JVM/JRE
sb.append("Platform: Java Version: ").append(Platform.getJavaVersion()).append(" (").append(Platform.getJavaVersionNumber()).append("u").append(Platform.JAVA_VERSION_UPDATE).append("), VM: ").append(Platform.getJavaVMName());
sb.append(", Runtime: ").append(Platform.getJavaRuntimeName()).append(Platform.getNewline());
sb.append("Platform: Java Vendor: ").append(Platform.getJavaVendor()).append(", ").append(Platform.getJavaVendorURL());
sb.append(", JavaSE: ").append(Platform.isJavaSE());
sb.append(", Java6: ").append(Platform.isJava6());
sb.append(", AWT enabled: ").append(Platform.AWT_AVAILABLE);
sb.append(Platform.getNewline()).append(SEPERATOR);
return sb;
}
/**
* Prints platform info.
* @see #getPlatformInfo(java.lang.StringBuilder)
*/
public static String getPlatformInfo() {
return getPlatformInfo(null).toString();
}
/**
* Returns the manifest of the jar which contains the specified extension.
* The provided ClassLoader is used for resource loading.
* @param cl A ClassLoader which should find the manifest.
* @param extension The value of the 'Extension-Name' jar-manifest attribute; used to identify the manifest.
* @return the requested manifest or null when not found.
*/
public static Manifest getManifest(ClassLoader cl, String extension) {
return getManifest(cl, new String[] { extension } );
}
/**
* Returns the manifest of the jar which contains one of the specified extensions.
* The provided ClassLoader is used for resource loading.
* @param cl A ClassLoader which should find the manifest.
* @param extensions The values of many 'Extension-Name's jar-manifest attribute; used to identify the manifest.
* Matching is applied in decreasing order, i.e. first element is favored over the second, etc.
* @return the requested manifest or null when not found.
*/
public static Manifest getManifest(ClassLoader cl, String[] extensions) {
final Manifest[] extManifests = new Manifest[extensions.length];
try {
Enumeration<URL> resources = cl.getResources("META-INF/MANIFEST.MF");
while (resources.hasMoreElements()) {
final InputStream is = resources.nextElement().openStream();
final Manifest manifest;
try {
manifest = new Manifest(is);
} finally {
IOUtil.close(is, false);
}
Attributes attributes = manifest.getMainAttributes();
if(attributes != null) {
for(int i=0; i < extensions.length && null == extManifests[i]; i++) {
final String extension = extensions[i];
if( extension.equals( attributes.getValue( Attributes.Name.EXTENSION_NAME ) ) ) {
if( 0 == i ) {
return manifest; // 1st one has highest prio - done
}
extManifests[i] = manifest;
}
}
}
}
} catch (IOException ex) {
throw new RuntimeException("Unable to read manifest.", ex);
}
for(int i=1; i<extManifests.length; i++) {
if( null != extManifests[i] ) {
return extManifests[i];
}
}
return null;
}
public static StringBuilder getFullManifestInfo(Manifest mf, StringBuilder sb) {
if(null==mf) {
return sb;
}
if(null==sb) {
sb = new StringBuilder();
}
Attributes attr = mf.getMainAttributes();
Set<Object> keys = attr.keySet();
for(Iterator<Object> iter=keys.iterator(); iter.hasNext(); ) {
Attributes.Name key = (Attributes.Name) iter.next();
String val = attr.getValue(key);
sb.append(" ");
sb.append(key);
sb.append(" = ");
sb.append(val);
sb.append(Platform.getNewline());
}
return sb;
}
}
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