http://git-wip-us.apache.org/repos/asf/hbase-site/blob/e2c783b2/devapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TableMapReduceUtil.html
----------------------------------------------------------------------
diff --git
a/devapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TableMapReduceUtil.html
b/devapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TableMapReduceUtil.html
index bf0bc21..bd316ac 100644
---
a/devapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TableMapReduceUtil.html
+++
b/devapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TableMapReduceUtil.html
@@ -795,242 +795,243 @@
<span class="sourceLineNo">787</span>
org.apache.hadoop.hbase.CompatibilityFactory.class, //
hbase-hadoop-compat<a name="line.787"></a>
<span class="sourceLineNo">788</span>
org.apache.hadoop.hbase.mapreduce.TableMapper.class, //
hbase-server<a name="line.788"></a>
<span class="sourceLineNo">789</span>
org.apache.hadoop.hbase.metrics.impl.FastLongHistogram.class, //
hbase-metrics<a name="line.789"></a>
-<span class="sourceLineNo">790</span> prefixTreeCodecClass, //
hbase-prefix-tree (if null will be skipped)<a name="line.790"></a>
-<span class="sourceLineNo">791</span> // pull necessary dependencies<a
name="line.791"></a>
-<span class="sourceLineNo">792</span>
org.apache.zookeeper.ZooKeeper.class,<a name="line.792"></a>
-<span class="sourceLineNo">793</span> io.netty.channel.Channel.class,<a
name="line.793"></a>
-<span class="sourceLineNo">794</span>
com.google.protobuf.Message.class,<a name="line.794"></a>
-<span class="sourceLineNo">795</span>
com.google.common.collect.Lists.class,<a name="line.795"></a>
-<span class="sourceLineNo">796</span> org.apache.htrace.Trace.class,<a
name="line.796"></a>
-<span class="sourceLineNo">797</span>
com.codahale.metrics.MetricRegistry.class);<a name="line.797"></a>
-<span class="sourceLineNo">798</span> }<a name="line.798"></a>
-<span class="sourceLineNo">799</span><a name="line.799"></a>
-<span class="sourceLineNo">800</span> /**<a name="line.800"></a>
-<span class="sourceLineNo">801</span> * Returns a classpath string built
from the content of the "tmpjars" value in {@code conf}.<a name="line.801"></a>
-<span class="sourceLineNo">802</span> * Also exposed to shell scripts via
`bin/hbase mapredcp`.<a name="line.802"></a>
-<span class="sourceLineNo">803</span> */<a name="line.803"></a>
-<span class="sourceLineNo">804</span> public static String
buildDependencyClasspath(Configuration conf) {<a name="line.804"></a>
-<span class="sourceLineNo">805</span> if (conf == null) {<a
name="line.805"></a>
-<span class="sourceLineNo">806</span> throw new
IllegalArgumentException("Must provide a configuration object.");<a
name="line.806"></a>
-<span class="sourceLineNo">807</span> }<a name="line.807"></a>
-<span class="sourceLineNo">808</span> Set<String> paths = new
HashSet<>(conf.getStringCollection("tmpjars"));<a name="line.808"></a>
-<span class="sourceLineNo">809</span> if (paths.isEmpty()) {<a
name="line.809"></a>
-<span class="sourceLineNo">810</span> throw new
IllegalArgumentException("Configuration contains no tmpjars.");<a
name="line.810"></a>
-<span class="sourceLineNo">811</span> }<a name="line.811"></a>
-<span class="sourceLineNo">812</span> StringBuilder sb = new
StringBuilder();<a name="line.812"></a>
-<span class="sourceLineNo">813</span> for (String s : paths) {<a
name="line.813"></a>
-<span class="sourceLineNo">814</span> // entries can take the form
'file:/path/to/file.jar'.<a name="line.814"></a>
-<span class="sourceLineNo">815</span> int idx = s.indexOf(":");<a
name="line.815"></a>
-<span class="sourceLineNo">816</span> if (idx != -1) s = s.substring(idx
+ 1);<a name="line.816"></a>
-<span class="sourceLineNo">817</span> if (sb.length() > 0)
sb.append(File.pathSeparator);<a name="line.817"></a>
-<span class="sourceLineNo">818</span> sb.append(s);<a name="line.818"></a>
-<span class="sourceLineNo">819</span> }<a name="line.819"></a>
-<span class="sourceLineNo">820</span> return sb.toString();<a
name="line.820"></a>
-<span class="sourceLineNo">821</span> }<a name="line.821"></a>
-<span class="sourceLineNo">822</span><a name="line.822"></a>
-<span class="sourceLineNo">823</span> /**<a name="line.823"></a>
-<span class="sourceLineNo">824</span> * Add the HBase dependency jars as
well as jars for any of the configured<a name="line.824"></a>
-<span class="sourceLineNo">825</span> * job classes to the job
configuration, so that JobClient will ship them<a name="line.825"></a>
-<span class="sourceLineNo">826</span> * to the cluster and add them to the
DistributedCache.<a name="line.826"></a>
-<span class="sourceLineNo">827</span> */<a name="line.827"></a>
-<span class="sourceLineNo">828</span> public static void
addDependencyJars(Job job) throws IOException {<a name="line.828"></a>
-<span class="sourceLineNo">829</span>
addHBaseDependencyJars(job.getConfiguration());<a name="line.829"></a>
-<span class="sourceLineNo">830</span> try {<a name="line.830"></a>
-<span class="sourceLineNo">831</span>
addDependencyJarsForClasses(job.getConfiguration(),<a name="line.831"></a>
-<span class="sourceLineNo">832</span> // when making changes here,
consider also mapred.TableMapReduceUtil<a name="line.832"></a>
-<span class="sourceLineNo">833</span> // pull job classes<a
name="line.833"></a>
-<span class="sourceLineNo">834</span> job.getMapOutputKeyClass(),<a
name="line.834"></a>
-<span class="sourceLineNo">835</span> job.getMapOutputValueClass(),<a
name="line.835"></a>
-<span class="sourceLineNo">836</span> job.getInputFormatClass(),<a
name="line.836"></a>
-<span class="sourceLineNo">837</span> job.getOutputKeyClass(),<a
name="line.837"></a>
-<span class="sourceLineNo">838</span> job.getOutputValueClass(),<a
name="line.838"></a>
-<span class="sourceLineNo">839</span> job.getOutputFormatClass(),<a
name="line.839"></a>
-<span class="sourceLineNo">840</span> job.getPartitionerClass(),<a
name="line.840"></a>
-<span class="sourceLineNo">841</span> job.getCombinerClass());<a
name="line.841"></a>
-<span class="sourceLineNo">842</span> } catch (ClassNotFoundException e)
{<a name="line.842"></a>
-<span class="sourceLineNo">843</span> throw new IOException(e);<a
name="line.843"></a>
-<span class="sourceLineNo">844</span> }<a name="line.844"></a>
-<span class="sourceLineNo">845</span> }<a name="line.845"></a>
-<span class="sourceLineNo">846</span><a name="line.846"></a>
-<span class="sourceLineNo">847</span> /**<a name="line.847"></a>
-<span class="sourceLineNo">848</span> * Add the jars containing the given
classes to the job's configuration<a name="line.848"></a>
-<span class="sourceLineNo">849</span> * such that JobClient will ship them
to the cluster and add them to<a name="line.849"></a>
-<span class="sourceLineNo">850</span> * the DistributedCache.<a
name="line.850"></a>
-<span class="sourceLineNo">851</span> * @deprecated rely on {@link
#addDependencyJars(Job)} instead.<a name="line.851"></a>
-<span class="sourceLineNo">852</span> */<a name="line.852"></a>
-<span class="sourceLineNo">853</span> @Deprecated<a name="line.853"></a>
-<span class="sourceLineNo">854</span> public static void
addDependencyJars(Configuration conf,<a name="line.854"></a>
-<span class="sourceLineNo">855</span> Class<?>... classes) throws
IOException {<a name="line.855"></a>
-<span class="sourceLineNo">856</span> LOG.warn("The
addDependencyJars(Configuration, Class<?>...) method has been deprecated
since it"<a name="line.856"></a>
-<span class="sourceLineNo">857</span> + " is easy to use
incorrectly. Most users should rely on addDependencyJars(Job) " +<a
name="line.857"></a>
-<span class="sourceLineNo">858</span> "instead. See HBASE-8386 for
more details.");<a name="line.858"></a>
-<span class="sourceLineNo">859</span> addDependencyJarsForClasses(conf,
classes);<a name="line.859"></a>
-<span class="sourceLineNo">860</span> }<a name="line.860"></a>
-<span class="sourceLineNo">861</span><a name="line.861"></a>
-<span class="sourceLineNo">862</span> /**<a name="line.862"></a>
-<span class="sourceLineNo">863</span> * Add the jars containing the given
classes to the job's configuration<a name="line.863"></a>
-<span class="sourceLineNo">864</span> * such that JobClient will ship them
to the cluster and add them to<a name="line.864"></a>
-<span class="sourceLineNo">865</span> * the DistributedCache.<a
name="line.865"></a>
-<span class="sourceLineNo">866</span> *<a name="line.866"></a>
-<span class="sourceLineNo">867</span> * N.B. that this method at most adds
one jar per class given. If there is more than one<a name="line.867"></a>
-<span class="sourceLineNo">868</span> * jar available containing a class
with the same name as a given class, we don't define<a name="line.868"></a>
-<span class="sourceLineNo">869</span> * which of those jars might be
chosen.<a name="line.869"></a>
-<span class="sourceLineNo">870</span> *<a name="line.870"></a>
-<span class="sourceLineNo">871</span> * @param conf The Hadoop Configuration
to modify<a name="line.871"></a>
-<span class="sourceLineNo">872</span> * @param classes will add just those
dependencies needed to find the given classes<a name="line.872"></a>
-<span class="sourceLineNo">873</span> * @throws IOException if an underlying
library call fails.<a name="line.873"></a>
-<span class="sourceLineNo">874</span> */<a name="line.874"></a>
-<span class="sourceLineNo">875</span> @InterfaceAudience.Private<a
name="line.875"></a>
-<span class="sourceLineNo">876</span> public static void
addDependencyJarsForClasses(Configuration conf,<a name="line.876"></a>
-<span class="sourceLineNo">877</span> Class<?>... classes) throws
IOException {<a name="line.877"></a>
-<span class="sourceLineNo">878</span><a name="line.878"></a>
-<span class="sourceLineNo">879</span> FileSystem localFs =
FileSystem.getLocal(conf);<a name="line.879"></a>
-<span class="sourceLineNo">880</span> Set<String> jars = new
HashSet<>();<a name="line.880"></a>
-<span class="sourceLineNo">881</span> // Add jars that are already in the
tmpjars variable<a name="line.881"></a>
-<span class="sourceLineNo">882</span>
jars.addAll(conf.getStringCollection("tmpjars"));<a name="line.882"></a>
-<span class="sourceLineNo">883</span><a name="line.883"></a>
-<span class="sourceLineNo">884</span> // add jars as we find them to a map
of contents jar name so that we can avoid<a name="line.884"></a>
-<span class="sourceLineNo">885</span> // creating new jars for classes that
have already been packaged.<a name="line.885"></a>
-<span class="sourceLineNo">886</span> Map<String, String>
packagedClasses = new HashMap<>();<a name="line.886"></a>
-<span class="sourceLineNo">887</span><a name="line.887"></a>
-<span class="sourceLineNo">888</span> // Add jars containing the specified
classes<a name="line.888"></a>
-<span class="sourceLineNo">889</span> for (Class<?> clazz : classes)
{<a name="line.889"></a>
-<span class="sourceLineNo">890</span> if (clazz == null) continue;<a
name="line.890"></a>
-<span class="sourceLineNo">891</span><a name="line.891"></a>
-<span class="sourceLineNo">892</span> Path path = findOrCreateJar(clazz,
localFs, packagedClasses);<a name="line.892"></a>
-<span class="sourceLineNo">893</span> if (path == null) {<a
name="line.893"></a>
-<span class="sourceLineNo">894</span> LOG.warn("Could not find jar for
class " + clazz +<a name="line.894"></a>
-<span class="sourceLineNo">895</span> " in order to ship it to
the cluster.");<a name="line.895"></a>
-<span class="sourceLineNo">896</span> continue;<a name="line.896"></a>
-<span class="sourceLineNo">897</span> }<a name="line.897"></a>
-<span class="sourceLineNo">898</span> if (!localFs.exists(path)) {<a
name="line.898"></a>
-<span class="sourceLineNo">899</span> LOG.warn("Could not validate jar
file " + path + " for class "<a name="line.899"></a>
-<span class="sourceLineNo">900</span> + clazz);<a
name="line.900"></a>
-<span class="sourceLineNo">901</span> continue;<a name="line.901"></a>
-<span class="sourceLineNo">902</span> }<a name="line.902"></a>
-<span class="sourceLineNo">903</span> jars.add(path.toString());<a
name="line.903"></a>
-<span class="sourceLineNo">904</span> }<a name="line.904"></a>
-<span class="sourceLineNo">905</span> if (jars.isEmpty()) return;<a
name="line.905"></a>
-<span class="sourceLineNo">906</span><a name="line.906"></a>
-<span class="sourceLineNo">907</span> conf.set("tmpjars",
StringUtils.arrayToString(jars.toArray(new String[jars.size()])));<a
name="line.907"></a>
-<span class="sourceLineNo">908</span> }<a name="line.908"></a>
-<span class="sourceLineNo">909</span><a name="line.909"></a>
-<span class="sourceLineNo">910</span> /**<a name="line.910"></a>
-<span class="sourceLineNo">911</span> * Finds the Jar for a class or creates
it if it doesn't exist. If the class is in<a name="line.911"></a>
-<span class="sourceLineNo">912</span> * a directory in the classpath, it
creates a Jar on the fly with the<a name="line.912"></a>
-<span class="sourceLineNo">913</span> * contents of the directory and
returns the path to that Jar. If a Jar is<a name="line.913"></a>
-<span class="sourceLineNo">914</span> * created, it is created in the system
temporary directory. Otherwise,<a name="line.914"></a>
-<span class="sourceLineNo">915</span> * returns an existing jar that
contains a class of the same name. Maintains<a name="line.915"></a>
-<span class="sourceLineNo">916</span> * a mapping from jar contents to the
tmp jar created.<a name="line.916"></a>
-<span class="sourceLineNo">917</span> * @param my_class the class to find.<a
name="line.917"></a>
-<span class="sourceLineNo">918</span> * @param fs the FileSystem with which
to qualify the returned path.<a name="line.918"></a>
-<span class="sourceLineNo">919</span> * @param packagedClasses a map of
class name to path.<a name="line.919"></a>
-<span class="sourceLineNo">920</span> * @return a jar file that contains the
class.<a name="line.920"></a>
-<span class="sourceLineNo">921</span> * @throws IOException<a
name="line.921"></a>
-<span class="sourceLineNo">922</span> */<a name="line.922"></a>
-<span class="sourceLineNo">923</span> private static Path
findOrCreateJar(Class<?> my_class, FileSystem fs,<a name="line.923"></a>
-<span class="sourceLineNo">924</span> Map<String, String>
packagedClasses)<a name="line.924"></a>
-<span class="sourceLineNo">925</span> throws IOException {<a
name="line.925"></a>
-<span class="sourceLineNo">926</span> // attempt to locate an existing jar
for the class.<a name="line.926"></a>
-<span class="sourceLineNo">927</span> String jar =
findContainingJar(my_class, packagedClasses);<a name="line.927"></a>
-<span class="sourceLineNo">928</span> if (null == jar || jar.isEmpty()) {<a
name="line.928"></a>
-<span class="sourceLineNo">929</span> jar = getJar(my_class);<a
name="line.929"></a>
-<span class="sourceLineNo">930</span> updateMap(jar, packagedClasses);<a
name="line.930"></a>
-<span class="sourceLineNo">931</span> }<a name="line.931"></a>
-<span class="sourceLineNo">932</span><a name="line.932"></a>
-<span class="sourceLineNo">933</span> if (null == jar || jar.isEmpty()) {<a
name="line.933"></a>
-<span class="sourceLineNo">934</span> return null;<a name="line.934"></a>
-<span class="sourceLineNo">935</span> }<a name="line.935"></a>
-<span class="sourceLineNo">936</span><a name="line.936"></a>
-<span class="sourceLineNo">937</span> LOG.debug(String.format("For class
%s, using jar %s", my_class.getName(), jar));<a name="line.937"></a>
-<span class="sourceLineNo">938</span> return new
Path(jar).makeQualified(fs);<a name="line.938"></a>
-<span class="sourceLineNo">939</span> }<a name="line.939"></a>
-<span class="sourceLineNo">940</span><a name="line.940"></a>
-<span class="sourceLineNo">941</span> /**<a name="line.941"></a>
-<span class="sourceLineNo">942</span> * Add entries to
<code>packagedClasses</code> corresponding to class files<a
name="line.942"></a>
-<span class="sourceLineNo">943</span> * contained in
<code>jar</code>.<a name="line.943"></a>
-<span class="sourceLineNo">944</span> * @param jar The jar who's content to
list.<a name="line.944"></a>
-<span class="sourceLineNo">945</span> * @param packagedClasses map[class
-> jar]<a name="line.945"></a>
-<span class="sourceLineNo">946</span> */<a name="line.946"></a>
-<span class="sourceLineNo">947</span> private static void updateMap(String
jar, Map<String, String> packagedClasses) throws IOException {<a
name="line.947"></a>
-<span class="sourceLineNo">948</span> if (null == jar || jar.isEmpty()) {<a
name="line.948"></a>
-<span class="sourceLineNo">949</span> return;<a name="line.949"></a>
-<span class="sourceLineNo">950</span> }<a name="line.950"></a>
-<span class="sourceLineNo">951</span> ZipFile zip = null;<a
name="line.951"></a>
-<span class="sourceLineNo">952</span> try {<a name="line.952"></a>
-<span class="sourceLineNo">953</span> zip = new ZipFile(jar);<a
name="line.953"></a>
-<span class="sourceLineNo">954</span> for (Enumeration<? extends
ZipEntry> iter = zip.entries(); iter.hasMoreElements();) {<a
name="line.954"></a>
-<span class="sourceLineNo">955</span> ZipEntry entry =
iter.nextElement();<a name="line.955"></a>
-<span class="sourceLineNo">956</span> if
(entry.getName().endsWith("class")) {<a name="line.956"></a>
-<span class="sourceLineNo">957</span>
packagedClasses.put(entry.getName(), jar);<a name="line.957"></a>
-<span class="sourceLineNo">958</span> }<a name="line.958"></a>
-<span class="sourceLineNo">959</span> }<a name="line.959"></a>
-<span class="sourceLineNo">960</span> } finally {<a name="line.960"></a>
-<span class="sourceLineNo">961</span> if (null != zip) zip.close();<a
name="line.961"></a>
-<span class="sourceLineNo">962</span> }<a name="line.962"></a>
-<span class="sourceLineNo">963</span> }<a name="line.963"></a>
-<span class="sourceLineNo">964</span><a name="line.964"></a>
-<span class="sourceLineNo">965</span> /**<a name="line.965"></a>
-<span class="sourceLineNo">966</span> * Find a jar that contains a class of
the same name, if any. It will return<a name="line.966"></a>
-<span class="sourceLineNo">967</span> * a jar file, even if that is not the
first thing on the class path that<a name="line.967"></a>
-<span class="sourceLineNo">968</span> * has a class with the same name.
Looks first on the classpath and then in<a name="line.968"></a>
-<span class="sourceLineNo">969</span> * the
<code>packagedClasses</code> map.<a name="line.969"></a>
-<span class="sourceLineNo">970</span> * @param my_class the class to find.<a
name="line.970"></a>
-<span class="sourceLineNo">971</span> * @return a jar file that contains the
class, or null.<a name="line.971"></a>
-<span class="sourceLineNo">972</span> * @throws IOException<a
name="line.972"></a>
-<span class="sourceLineNo">973</span> */<a name="line.973"></a>
-<span class="sourceLineNo">974</span> private static String
findContainingJar(Class<?> my_class, Map<String, String>
packagedClasses)<a name="line.974"></a>
-<span class="sourceLineNo">975</span> throws IOException {<a
name="line.975"></a>
-<span class="sourceLineNo">976</span> ClassLoader loader =
my_class.getClassLoader();<a name="line.976"></a>
-<span class="sourceLineNo">977</span><a name="line.977"></a>
-<span class="sourceLineNo">978</span> String class_file =
my_class.getName().replaceAll("\\.", "/") + ".class";<a name="line.978"></a>
-<span class="sourceLineNo">979</span><a name="line.979"></a>
-<span class="sourceLineNo">980</span> if (loader != null) {<a
name="line.980"></a>
-<span class="sourceLineNo">981</span> // first search the classpath<a
name="line.981"></a>
-<span class="sourceLineNo">982</span> for (Enumeration<URL> itr =
loader.getResources(class_file); itr.hasMoreElements();) {<a
name="line.982"></a>
-<span class="sourceLineNo">983</span> URL url = itr.nextElement();<a
name="line.983"></a>
-<span class="sourceLineNo">984</span> if
("jar".equals(url.getProtocol())) {<a name="line.984"></a>
-<span class="sourceLineNo">985</span> String toReturn =
url.getPath();<a name="line.985"></a>
-<span class="sourceLineNo">986</span> if
(toReturn.startsWith("file:")) {<a name="line.986"></a>
-<span class="sourceLineNo">987</span> toReturn =
toReturn.substring("file:".length());<a name="line.987"></a>
-<span class="sourceLineNo">988</span> }<a name="line.988"></a>
-<span class="sourceLineNo">989</span> // URLDecoder is a misnamed
class, since it actually decodes<a name="line.989"></a>
-<span class="sourceLineNo">990</span> // x-www-form-urlencoded MIME
type rather than actual<a name="line.990"></a>
-<span class="sourceLineNo">991</span> // URL encoding (which the file
path has). Therefore it would<a name="line.991"></a>
-<span class="sourceLineNo">992</span> // decode +s to ' 's which is
incorrect (spaces are actually<a name="line.992"></a>
-<span class="sourceLineNo">993</span> // either unencoded or encoded
as "%20"). Replace +s first, so<a name="line.993"></a>
-<span class="sourceLineNo">994</span> // that they are kept sacred
during the decoding process.<a name="line.994"></a>
-<span class="sourceLineNo">995</span> toReturn =
toReturn.replaceAll("\\+", "%2B");<a name="line.995"></a>
-<span class="sourceLineNo">996</span> toReturn =
URLDecoder.decode(toReturn, "UTF-8");<a name="line.996"></a>
-<span class="sourceLineNo">997</span> return
toReturn.replaceAll("!.*$", "");<a name="line.997"></a>
-<span class="sourceLineNo">998</span> }<a name="line.998"></a>
-<span class="sourceLineNo">999</span> }<a name="line.999"></a>
-<span class="sourceLineNo">1000</span> }<a name="line.1000"></a>
-<span class="sourceLineNo">1001</span><a name="line.1001"></a>
-<span class="sourceLineNo">1002</span> // now look in any jars we've
packaged using JarFinder. Returns null when<a name="line.1002"></a>
-<span class="sourceLineNo">1003</span> // no jar is found.<a
name="line.1003"></a>
-<span class="sourceLineNo">1004</span> return
packagedClasses.get(class_file);<a name="line.1004"></a>
-<span class="sourceLineNo">1005</span> }<a name="line.1005"></a>
-<span class="sourceLineNo">1006</span><a name="line.1006"></a>
-<span class="sourceLineNo">1007</span> /**<a name="line.1007"></a>
-<span class="sourceLineNo">1008</span> * Invoke 'getJar' on a custom
JarFinder implementation. Useful for some job<a name="line.1008"></a>
-<span class="sourceLineNo">1009</span> * configuration contexts (HBASE-8140)
and also for testing on MRv2.<a name="line.1009"></a>
-<span class="sourceLineNo">1010</span> * check if we have HADOOP-9426.<a
name="line.1010"></a>
-<span class="sourceLineNo">1011</span> * @param my_class the class to
find.<a name="line.1011"></a>
-<span class="sourceLineNo">1012</span> * @return a jar file that contains
the class, or null.<a name="line.1012"></a>
-<span class="sourceLineNo">1013</span> */<a name="line.1013"></a>
-<span class="sourceLineNo">1014</span> private static String
getJar(Class<?> my_class) {<a name="line.1014"></a>
-<span class="sourceLineNo">1015</span> String ret = null;<a
name="line.1015"></a>
-<span class="sourceLineNo">1016</span> try {<a name="line.1016"></a>
-<span class="sourceLineNo">1017</span> ret =
JarFinder.getJar(my_class);<a name="line.1017"></a>
-<span class="sourceLineNo">1018</span> } catch (Exception e) {<a
name="line.1018"></a>
-<span class="sourceLineNo">1019</span> // toss all other exceptions,
related to reflection failure<a name="line.1019"></a>
-<span class="sourceLineNo">1020</span> throw new RuntimeException("getJar
invocation failed.", e);<a name="line.1020"></a>
-<span class="sourceLineNo">1021</span> }<a name="line.1021"></a>
-<span class="sourceLineNo">1022</span><a name="line.1022"></a>
-<span class="sourceLineNo">1023</span> return ret;<a name="line.1023"></a>
-<span class="sourceLineNo">1024</span> }<a name="line.1024"></a>
-<span class="sourceLineNo">1025</span>}<a name="line.1025"></a>
+<span class="sourceLineNo">790</span>
org.apache.hadoop.hbase.metrics.Snapshot.class, //
hbase-metrics-api<a name="line.790"></a>
+<span class="sourceLineNo">791</span> prefixTreeCodecClass, //
hbase-prefix-tree (if null will be skipped)<a name="line.791"></a>
+<span class="sourceLineNo">792</span> // pull necessary dependencies<a
name="line.792"></a>
+<span class="sourceLineNo">793</span>
org.apache.zookeeper.ZooKeeper.class,<a name="line.793"></a>
+<span class="sourceLineNo">794</span> io.netty.channel.Channel.class,<a
name="line.794"></a>
+<span class="sourceLineNo">795</span>
com.google.protobuf.Message.class,<a name="line.795"></a>
+<span class="sourceLineNo">796</span>
com.google.common.collect.Lists.class,<a name="line.796"></a>
+<span class="sourceLineNo">797</span> org.apache.htrace.Trace.class,<a
name="line.797"></a>
+<span class="sourceLineNo">798</span>
com.codahale.metrics.MetricRegistry.class);<a name="line.798"></a>
+<span class="sourceLineNo">799</span> }<a name="line.799"></a>
+<span class="sourceLineNo">800</span><a name="line.800"></a>
+<span class="sourceLineNo">801</span> /**<a name="line.801"></a>
+<span class="sourceLineNo">802</span> * Returns a classpath string built
from the content of the "tmpjars" value in {@code conf}.<a name="line.802"></a>
+<span class="sourceLineNo">803</span> * Also exposed to shell scripts via
`bin/hbase mapredcp`.<a name="line.803"></a>
+<span class="sourceLineNo">804</span> */<a name="line.804"></a>
+<span class="sourceLineNo">805</span> public static String
buildDependencyClasspath(Configuration conf) {<a name="line.805"></a>
+<span class="sourceLineNo">806</span> if (conf == null) {<a
name="line.806"></a>
+<span class="sourceLineNo">807</span> throw new
IllegalArgumentException("Must provide a configuration object.");<a
name="line.807"></a>
+<span class="sourceLineNo">808</span> }<a name="line.808"></a>
+<span class="sourceLineNo">809</span> Set<String> paths = new
HashSet<>(conf.getStringCollection("tmpjars"));<a name="line.809"></a>
+<span class="sourceLineNo">810</span> if (paths.isEmpty()) {<a
name="line.810"></a>
+<span class="sourceLineNo">811</span> throw new
IllegalArgumentException("Configuration contains no tmpjars.");<a
name="line.811"></a>
+<span class="sourceLineNo">812</span> }<a name="line.812"></a>
+<span class="sourceLineNo">813</span> StringBuilder sb = new
StringBuilder();<a name="line.813"></a>
+<span class="sourceLineNo">814</span> for (String s : paths) {<a
name="line.814"></a>
+<span class="sourceLineNo">815</span> // entries can take the form
'file:/path/to/file.jar'.<a name="line.815"></a>
+<span class="sourceLineNo">816</span> int idx = s.indexOf(":");<a
name="line.816"></a>
+<span class="sourceLineNo">817</span> if (idx != -1) s = s.substring(idx
+ 1);<a name="line.817"></a>
+<span class="sourceLineNo">818</span> if (sb.length() > 0)
sb.append(File.pathSeparator);<a name="line.818"></a>
+<span class="sourceLineNo">819</span> sb.append(s);<a name="line.819"></a>
+<span class="sourceLineNo">820</span> }<a name="line.820"></a>
+<span class="sourceLineNo">821</span> return sb.toString();<a
name="line.821"></a>
+<span class="sourceLineNo">822</span> }<a name="line.822"></a>
+<span class="sourceLineNo">823</span><a name="line.823"></a>
+<span class="sourceLineNo">824</span> /**<a name="line.824"></a>
+<span class="sourceLineNo">825</span> * Add the HBase dependency jars as
well as jars for any of the configured<a name="line.825"></a>
+<span class="sourceLineNo">826</span> * job classes to the job
configuration, so that JobClient will ship them<a name="line.826"></a>
+<span class="sourceLineNo">827</span> * to the cluster and add them to the
DistributedCache.<a name="line.827"></a>
+<span class="sourceLineNo">828</span> */<a name="line.828"></a>
+<span class="sourceLineNo">829</span> public static void
addDependencyJars(Job job) throws IOException {<a name="line.829"></a>
+<span class="sourceLineNo">830</span>
addHBaseDependencyJars(job.getConfiguration());<a name="line.830"></a>
+<span class="sourceLineNo">831</span> try {<a name="line.831"></a>
+<span class="sourceLineNo">832</span>
addDependencyJarsForClasses(job.getConfiguration(),<a name="line.832"></a>
+<span class="sourceLineNo">833</span> // when making changes here,
consider also mapred.TableMapReduceUtil<a name="line.833"></a>
+<span class="sourceLineNo">834</span> // pull job classes<a
name="line.834"></a>
+<span class="sourceLineNo">835</span> job.getMapOutputKeyClass(),<a
name="line.835"></a>
+<span class="sourceLineNo">836</span> job.getMapOutputValueClass(),<a
name="line.836"></a>
+<span class="sourceLineNo">837</span> job.getInputFormatClass(),<a
name="line.837"></a>
+<span class="sourceLineNo">838</span> job.getOutputKeyClass(),<a
name="line.838"></a>
+<span class="sourceLineNo">839</span> job.getOutputValueClass(),<a
name="line.839"></a>
+<span class="sourceLineNo">840</span> job.getOutputFormatClass(),<a
name="line.840"></a>
+<span class="sourceLineNo">841</span> job.getPartitionerClass(),<a
name="line.841"></a>
+<span class="sourceLineNo">842</span> job.getCombinerClass());<a
name="line.842"></a>
+<span class="sourceLineNo">843</span> } catch (ClassNotFoundException e)
{<a name="line.843"></a>
+<span class="sourceLineNo">844</span> throw new IOException(e);<a
name="line.844"></a>
+<span class="sourceLineNo">845</span> }<a name="line.845"></a>
+<span class="sourceLineNo">846</span> }<a name="line.846"></a>
+<span class="sourceLineNo">847</span><a name="line.847"></a>
+<span class="sourceLineNo">848</span> /**<a name="line.848"></a>
+<span class="sourceLineNo">849</span> * Add the jars containing the given
classes to the job's configuration<a name="line.849"></a>
+<span class="sourceLineNo">850</span> * such that JobClient will ship them
to the cluster and add them to<a name="line.850"></a>
+<span class="sourceLineNo">851</span> * the DistributedCache.<a
name="line.851"></a>
+<span class="sourceLineNo">852</span> * @deprecated rely on {@link
#addDependencyJars(Job)} instead.<a name="line.852"></a>
+<span class="sourceLineNo">853</span> */<a name="line.853"></a>
+<span class="sourceLineNo">854</span> @Deprecated<a name="line.854"></a>
+<span class="sourceLineNo">855</span> public static void
addDependencyJars(Configuration conf,<a name="line.855"></a>
+<span class="sourceLineNo">856</span> Class<?>... classes) throws
IOException {<a name="line.856"></a>
+<span class="sourceLineNo">857</span> LOG.warn("The
addDependencyJars(Configuration, Class<?>...) method has been deprecated
since it"<a name="line.857"></a>
+<span class="sourceLineNo">858</span> + " is easy to use
incorrectly. Most users should rely on addDependencyJars(Job) " +<a
name="line.858"></a>
+<span class="sourceLineNo">859</span> "instead. See HBASE-8386 for
more details.");<a name="line.859"></a>
+<span class="sourceLineNo">860</span> addDependencyJarsForClasses(conf,
classes);<a name="line.860"></a>
+<span class="sourceLineNo">861</span> }<a name="line.861"></a>
+<span class="sourceLineNo">862</span><a name="line.862"></a>
+<span class="sourceLineNo">863</span> /**<a name="line.863"></a>
+<span class="sourceLineNo">864</span> * Add the jars containing the given
classes to the job's configuration<a name="line.864"></a>
+<span class="sourceLineNo">865</span> * such that JobClient will ship them
to the cluster and add them to<a name="line.865"></a>
+<span class="sourceLineNo">866</span> * the DistributedCache.<a
name="line.866"></a>
+<span class="sourceLineNo">867</span> *<a name="line.867"></a>
+<span class="sourceLineNo">868</span> * N.B. that this method at most adds
one jar per class given. If there is more than one<a name="line.868"></a>
+<span class="sourceLineNo">869</span> * jar available containing a class
with the same name as a given class, we don't define<a name="line.869"></a>
+<span class="sourceLineNo">870</span> * which of those jars might be
chosen.<a name="line.870"></a>
+<span class="sourceLineNo">871</span> *<a name="line.871"></a>
+<span class="sourceLineNo">872</span> * @param conf The Hadoop Configuration
to modify<a name="line.872"></a>
+<span class="sourceLineNo">873</span> * @param classes will add just those
dependencies needed to find the given classes<a name="line.873"></a>
+<span class="sourceLineNo">874</span> * @throws IOException if an underlying
library call fails.<a name="line.874"></a>
+<span class="sourceLineNo">875</span> */<a name="line.875"></a>
+<span class="sourceLineNo">876</span> @InterfaceAudience.Private<a
name="line.876"></a>
+<span class="sourceLineNo">877</span> public static void
addDependencyJarsForClasses(Configuration conf,<a name="line.877"></a>
+<span class="sourceLineNo">878</span> Class<?>... classes) throws
IOException {<a name="line.878"></a>
+<span class="sourceLineNo">879</span><a name="line.879"></a>
+<span class="sourceLineNo">880</span> FileSystem localFs =
FileSystem.getLocal(conf);<a name="line.880"></a>
+<span class="sourceLineNo">881</span> Set<String> jars = new
HashSet<>();<a name="line.881"></a>
+<span class="sourceLineNo">882</span> // Add jars that are already in the
tmpjars variable<a name="line.882"></a>
+<span class="sourceLineNo">883</span>
jars.addAll(conf.getStringCollection("tmpjars"));<a name="line.883"></a>
+<span class="sourceLineNo">884</span><a name="line.884"></a>
+<span class="sourceLineNo">885</span> // add jars as we find them to a map
of contents jar name so that we can avoid<a name="line.885"></a>
+<span class="sourceLineNo">886</span> // creating new jars for classes that
have already been packaged.<a name="line.886"></a>
+<span class="sourceLineNo">887</span> Map<String, String>
packagedClasses = new HashMap<>();<a name="line.887"></a>
+<span class="sourceLineNo">888</span><a name="line.888"></a>
+<span class="sourceLineNo">889</span> // Add jars containing the specified
classes<a name="line.889"></a>
+<span class="sourceLineNo">890</span> for (Class<?> clazz : classes)
{<a name="line.890"></a>
+<span class="sourceLineNo">891</span> if (clazz == null) continue;<a
name="line.891"></a>
+<span class="sourceLineNo">892</span><a name="line.892"></a>
+<span class="sourceLineNo">893</span> Path path = findOrCreateJar(clazz,
localFs, packagedClasses);<a name="line.893"></a>
+<span class="sourceLineNo">894</span> if (path == null) {<a
name="line.894"></a>
+<span class="sourceLineNo">895</span> LOG.warn("Could not find jar for
class " + clazz +<a name="line.895"></a>
+<span class="sourceLineNo">896</span> " in order to ship it to
the cluster.");<a name="line.896"></a>
+<span class="sourceLineNo">897</span> continue;<a name="line.897"></a>
+<span class="sourceLineNo">898</span> }<a name="line.898"></a>
+<span class="sourceLineNo">899</span> if (!localFs.exists(path)) {<a
name="line.899"></a>
+<span class="sourceLineNo">900</span> LOG.warn("Could not validate jar
file " + path + " for class "<a name="line.900"></a>
+<span class="sourceLineNo">901</span> + clazz);<a
name="line.901"></a>
+<span class="sourceLineNo">902</span> continue;<a name="line.902"></a>
+<span class="sourceLineNo">903</span> }<a name="line.903"></a>
+<span class="sourceLineNo">904</span> jars.add(path.toString());<a
name="line.904"></a>
+<span class="sourceLineNo">905</span> }<a name="line.905"></a>
+<span class="sourceLineNo">906</span> if (jars.isEmpty()) return;<a
name="line.906"></a>
+<span class="sourceLineNo">907</span><a name="line.907"></a>
+<span class="sourceLineNo">908</span> conf.set("tmpjars",
StringUtils.arrayToString(jars.toArray(new String[jars.size()])));<a
name="line.908"></a>
+<span class="sourceLineNo">909</span> }<a name="line.909"></a>
+<span class="sourceLineNo">910</span><a name="line.910"></a>
+<span class="sourceLineNo">911</span> /**<a name="line.911"></a>
+<span class="sourceLineNo">912</span> * Finds the Jar for a class or creates
it if it doesn't exist. If the class is in<a name="line.912"></a>
+<span class="sourceLineNo">913</span> * a directory in the classpath, it
creates a Jar on the fly with the<a name="line.913"></a>
+<span class="sourceLineNo">914</span> * contents of the directory and
returns the path to that Jar. If a Jar is<a name="line.914"></a>
+<span class="sourceLineNo">915</span> * created, it is created in the system
temporary directory. Otherwise,<a name="line.915"></a>
+<span class="sourceLineNo">916</span> * returns an existing jar that
contains a class of the same name. Maintains<a name="line.916"></a>
+<span class="sourceLineNo">917</span> * a mapping from jar contents to the
tmp jar created.<a name="line.917"></a>
+<span class="sourceLineNo">918</span> * @param my_class the class to find.<a
name="line.918"></a>
+<span class="sourceLineNo">919</span> * @param fs the FileSystem with which
to qualify the returned path.<a name="line.919"></a>
+<span class="sourceLineNo">920</span> * @param packagedClasses a map of
class name to path.<a name="line.920"></a>
+<span class="sourceLineNo">921</span> * @return a jar file that contains the
class.<a name="line.921"></a>
+<span class="sourceLineNo">922</span> * @throws IOException<a
name="line.922"></a>
+<span class="sourceLineNo">923</span> */<a name="line.923"></a>
+<span class="sourceLineNo">924</span> private static Path
findOrCreateJar(Class<?> my_class, FileSystem fs,<a name="line.924"></a>
+<span class="sourceLineNo">925</span> Map<String, String>
packagedClasses)<a name="line.925"></a>
+<span class="sourceLineNo">926</span> throws IOException {<a
name="line.926"></a>
+<span class="sourceLineNo">927</span> // attempt to locate an existing jar
for the class.<a name="line.927"></a>
+<span class="sourceLineNo">928</span> String jar =
findContainingJar(my_class, packagedClasses);<a name="line.928"></a>
+<span class="sourceLineNo">929</span> if (null == jar || jar.isEmpty()) {<a
name="line.929"></a>
+<span class="sourceLineNo">930</span> jar = getJar(my_class);<a
name="line.930"></a>
+<span class="sourceLineNo">931</span> updateMap(jar, packagedClasses);<a
name="line.931"></a>
+<span class="sourceLineNo">932</span> }<a name="line.932"></a>
+<span class="sourceLineNo">933</span><a name="line.933"></a>
+<span class="sourceLineNo">934</span> if (null == jar || jar.isEmpty()) {<a
name="line.934"></a>
+<span class="sourceLineNo">935</span> return null;<a name="line.935"></a>
+<span class="sourceLineNo">936</span> }<a name="line.936"></a>
+<span class="sourceLineNo">937</span><a name="line.937"></a>
+<span class="sourceLineNo">938</span> LOG.debug(String.format("For class
%s, using jar %s", my_class.getName(), jar));<a name="line.938"></a>
+<span class="sourceLineNo">939</span> return new
Path(jar).makeQualified(fs);<a name="line.939"></a>
+<span class="sourceLineNo">940</span> }<a name="line.940"></a>
+<span class="sourceLineNo">941</span><a name="line.941"></a>
+<span class="sourceLineNo">942</span> /**<a name="line.942"></a>
+<span class="sourceLineNo">943</span> * Add entries to
<code>packagedClasses</code> corresponding to class files<a
name="line.943"></a>
+<span class="sourceLineNo">944</span> * contained in
<code>jar</code>.<a name="line.944"></a>
+<span class="sourceLineNo">945</span> * @param jar The jar who's content to
list.<a name="line.945"></a>
+<span class="sourceLineNo">946</span> * @param packagedClasses map[class
-> jar]<a name="line.946"></a>
+<span class="sourceLineNo">947</span> */<a name="line.947"></a>
+<span class="sourceLineNo">948</span> private static void updateMap(String
jar, Map<String, String> packagedClasses) throws IOException {<a
name="line.948"></a>
+<span class="sourceLineNo">949</span> if (null == jar || jar.isEmpty()) {<a
name="line.949"></a>
+<span class="sourceLineNo">950</span> return;<a name="line.950"></a>
+<span class="sourceLineNo">951</span> }<a name="line.951"></a>
+<span class="sourceLineNo">952</span> ZipFile zip = null;<a
name="line.952"></a>
+<span class="sourceLineNo">953</span> try {<a name="line.953"></a>
+<span class="sourceLineNo">954</span> zip = new ZipFile(jar);<a
name="line.954"></a>
+<span class="sourceLineNo">955</span> for (Enumeration<? extends
ZipEntry> iter = zip.entries(); iter.hasMoreElements();) {<a
name="line.955"></a>
+<span class="sourceLineNo">956</span> ZipEntry entry =
iter.nextElement();<a name="line.956"></a>
+<span class="sourceLineNo">957</span> if
(entry.getName().endsWith("class")) {<a name="line.957"></a>
+<span class="sourceLineNo">958</span>
packagedClasses.put(entry.getName(), jar);<a name="line.958"></a>
+<span class="sourceLineNo">959</span> }<a name="line.959"></a>
+<span class="sourceLineNo">960</span> }<a name="line.960"></a>
+<span class="sourceLineNo">961</span> } finally {<a name="line.961"></a>
+<span class="sourceLineNo">962</span> if (null != zip) zip.close();<a
name="line.962"></a>
+<span class="sourceLineNo">963</span> }<a name="line.963"></a>
+<span class="sourceLineNo">964</span> }<a name="line.964"></a>
+<span class="sourceLineNo">965</span><a name="line.965"></a>
+<span class="sourceLineNo">966</span> /**<a name="line.966"></a>
+<span class="sourceLineNo">967</span> * Find a jar that contains a class of
the same name, if any. It will return<a name="line.967"></a>
+<span class="sourceLineNo">968</span> * a jar file, even if that is not the
first thing on the class path that<a name="line.968"></a>
+<span class="sourceLineNo">969</span> * has a class with the same name.
Looks first on the classpath and then in<a name="line.969"></a>
+<span class="sourceLineNo">970</span> * the
<code>packagedClasses</code> map.<a name="line.970"></a>
+<span class="sourceLineNo">971</span> * @param my_class the class to find.<a
name="line.971"></a>
+<span class="sourceLineNo">972</span> * @return a jar file that contains the
class, or null.<a name="line.972"></a>
+<span class="sourceLineNo">973</span> * @throws IOException<a
name="line.973"></a>
+<span class="sourceLineNo">974</span> */<a name="line.974"></a>
+<span class="sourceLineNo">975</span> private static String
findContainingJar(Class<?> my_class, Map<String, String>
packagedClasses)<a name="line.975"></a>
+<span class="sourceLineNo">976</span> throws IOException {<a
name="line.976"></a>
+<span class="sourceLineNo">977</span> ClassLoader loader =
my_class.getClassLoader();<a name="line.977"></a>
+<span class="sourceLineNo">978</span><a name="line.978"></a>
+<span class="sourceLineNo">979</span> String class_file =
my_class.getName().replaceAll("\\.", "/") + ".class";<a name="line.979"></a>
+<span class="sourceLineNo">980</span><a name="line.980"></a>
+<span class="sourceLineNo">981</span> if (loader != null) {<a
name="line.981"></a>
+<span class="sourceLineNo">982</span> // first search the classpath<a
name="line.982"></a>
+<span class="sourceLineNo">983</span> for (Enumeration<URL> itr =
loader.getResources(class_file); itr.hasMoreElements();) {<a
name="line.983"></a>
+<span class="sourceLineNo">984</span> URL url = itr.nextElement();<a
name="line.984"></a>
+<span class="sourceLineNo">985</span> if
("jar".equals(url.getProtocol())) {<a name="line.985"></a>
+<span class="sourceLineNo">986</span> String toReturn =
url.getPath();<a name="line.986"></a>
+<span class="sourceLineNo">987</span> if
(toReturn.startsWith("file:")) {<a name="line.987"></a>
+<span class="sourceLineNo">988</span> toReturn =
toReturn.substring("file:".length());<a name="line.988"></a>
+<span class="sourceLineNo">989</span> }<a name="line.989"></a>
+<span class="sourceLineNo">990</span> // URLDecoder is a misnamed
class, since it actually decodes<a name="line.990"></a>
+<span class="sourceLineNo">991</span> // x-www-form-urlencoded MIME
type rather than actual<a name="line.991"></a>
+<span class="sourceLineNo">992</span> // URL encoding (which the file
path has). Therefore it would<a name="line.992"></a>
+<span class="sourceLineNo">993</span> // decode +s to ' 's which is
incorrect (spaces are actually<a name="line.993"></a>
+<span class="sourceLineNo">994</span> // either unencoded or encoded
as "%20"). Replace +s first, so<a name="line.994"></a>
+<span class="sourceLineNo">995</span> // that they are kept sacred
during the decoding process.<a name="line.995"></a>
+<span class="sourceLineNo">996</span> toReturn =
toReturn.replaceAll("\\+", "%2B");<a name="line.996"></a>
+<span class="sourceLineNo">997</span> toReturn =
URLDecoder.decode(toReturn, "UTF-8");<a name="line.997"></a>
+<span class="sourceLineNo">998</span> return
toReturn.replaceAll("!.*$", "");<a name="line.998"></a>
+<span class="sourceLineNo">999</span> }<a name="line.999"></a>
+<span class="sourceLineNo">1000</span> }<a name="line.1000"></a>
+<span class="sourceLineNo">1001</span> }<a name="line.1001"></a>
+<span class="sourceLineNo">1002</span><a name="line.1002"></a>
+<span class="sourceLineNo">1003</span> // now look in any jars we've
packaged using JarFinder. Returns null when<a name="line.1003"></a>
+<span class="sourceLineNo">1004</span> // no jar is found.<a
name="line.1004"></a>
+<span class="sourceLineNo">1005</span> return
packagedClasses.get(class_file);<a name="line.1005"></a>
+<span class="sourceLineNo">1006</span> }<a name="line.1006"></a>
+<span class="sourceLineNo">1007</span><a name="line.1007"></a>
+<span class="sourceLineNo">1008</span> /**<a name="line.1008"></a>
+<span class="sourceLineNo">1009</span> * Invoke 'getJar' on a custom
JarFinder implementation. Useful for some job<a name="line.1009"></a>
+<span class="sourceLineNo">1010</span> * configuration contexts (HBASE-8140)
and also for testing on MRv2.<a name="line.1010"></a>
+<span class="sourceLineNo">1011</span> * check if we have HADOOP-9426.<a
name="line.1011"></a>
+<span class="sourceLineNo">1012</span> * @param my_class the class to
find.<a name="line.1012"></a>
+<span class="sourceLineNo">1013</span> * @return a jar file that contains
the class, or null.<a name="line.1013"></a>
+<span class="sourceLineNo">1014</span> */<a name="line.1014"></a>
+<span class="sourceLineNo">1015</span> private static String
getJar(Class<?> my_class) {<a name="line.1015"></a>
+<span class="sourceLineNo">1016</span> String ret = null;<a
name="line.1016"></a>
+<span class="sourceLineNo">1017</span> try {<a name="line.1017"></a>
+<span class="sourceLineNo">1018</span> ret =
JarFinder.getJar(my_class);<a name="line.1018"></a>
+<span class="sourceLineNo">1019</span> } catch (Exception e) {<a
name="line.1019"></a>
+<span class="sourceLineNo">1020</span> // toss all other exceptions,
related to reflection failure<a name="line.1020"></a>
+<span class="sourceLineNo">1021</span> throw new RuntimeException("getJar
invocation failed.", e);<a name="line.1021"></a>
+<span class="sourceLineNo">1022</span> }<a name="line.1022"></a>
+<span class="sourceLineNo">1023</span><a name="line.1023"></a>
+<span class="sourceLineNo">1024</span> return ret;<a name="line.1024"></a>
+<span class="sourceLineNo">1025</span> }<a name="line.1025"></a>
+<span class="sourceLineNo">1026</span>}<a name="line.1026"></a>
