gistfile1.txt

>> import com.google.appengine.tools.info.SdkInfo
NameError: cannot initialize Java class com.google.appengine.tools.info.SdkInfo
	from /Users/ted/Code/jruby/lib/ruby/1.8/irb/ruby-token.rb:46:in `get_proxy_or_package_under_package'
	from /Users/ted/Code/jruby/lib/ruby/site_ruby/1.8/builtin/javasupport/java.rb:51:in `method_missing'
	from (irb):13:in `irb_binding'
Maybe IRB bug!!
>> import Java.com.google.appengine.tools.info.SdkInfo
NameError: cannot link Java class com.google.appengine.tools.info.SdkInfo, probable missing dependency: null
	from /Users/ted/Code/jruby/lib/ruby/1.8/irb/ruby-token.rb:46:in `get_proxy_or_package_under_package'
	from /Users/ted/Code/jruby/lib/ruby/site_ruby/1.8/builtin/javasupport/java.rb:51:in `method_missing'
	from (irb):14:in `irb_binding'
Maybe IRB bug!!
>> import Java::com.google.appengine.tools.info.SdkInfo
NameError: cannot link Java class com.google.appengine.tools.info.SdkInfo, probable missing dependency: null
	from /Users/ted/Code/jruby/lib/ruby/1.8/irb/ruby-token.rb:46:in `get_proxy_or_package_under_package'
	from /Users/ted/Code/jruby/lib/ruby/site_ruby/1.8/builtin/javasupport/java.rb:51:in `method_missing'
	from (irb):15:in `irb_binding'
Maybe IRB bug!!

gistfile2.java

package com.google.appengine.tools.info;

import java.io.File;
import java.net.*;
import java.security.CodeSource;
import java.security.ProtectionDomain;
import java.util.*;

// Referenced classes of package com.google.appengine.tools.info:
//            LocalVersionFactory, Version

public class SdkInfo {

    public SdkInfo() {
    }

    static List toURLs(List files) {
        List urls = new ArrayList(files.size());
        File file;
        for(Iterator i$ = files.iterator(); i$.hasNext(); urls.add(toURL(file)))
            file = (File)i$.next();

        return urls;
    }

    static URL toURL(File file) {
        try {
            return file.toURL();
        }
        catch(MalformedURLException e) {
            throw new RuntimeException((new StringBuilder()).append("Unable get a URL from ").append(file).toString(), e);
        }
    }

    static List getLibs(File sdkRoot, String libSubDir) {
        File subDir = new File(sdkRoot, (new StringBuilder()).append("lib").append(File.separator).append(libSubDir).toString());
        if(!subDir.exists()) {
            throw new IllegalArgumentException((new StringBuilder()).append("Unable to find ").append(subDir.getAbsolutePath()).toString());
        } else {
            List libs = new ArrayList();
            getLibs(subDir, libs);
            return libs;
        }
    }

    static void getLibs(File dir, List list) {
        File arr$[] = dir.listFiles();
        int len$ = arr$.length;
        for(int i$ = 0; i$ < len$; i$++) {
            File f = arr$[i$];
            if(f.isDirectory()) {
                getLibs(f, list);
                continue;
            }
            if(f.getName().endsWith(".jar"))
                list.add(f);
        }

    }

    private static File findSdkRoot() {
        String explicitRootString = System.getProperty("appengine.sdk.root");
        if(explicitRootString != null)
            return new File(explicitRootString);
        URL codeLocation = com/google/appengine/tools/info/SdkInfo.getProtectionDomain().getCodeSource().getLocation();
        String msg = (new StringBuilder()).append("Unable to discover the Google App Engine SDK root. This code should be loaded from the SDK directory, but was instead loaded from ").append(codeLocation).append(".  Specify ").append("-Dappengine.sdk.root to override the SDK location.").toString();
        File libDir;
        try {
            libDir = new File(codeLocation.toURI());
        }
        catch(URISyntaxException e) {
            libDir = new File(codeLocation.getFile());
        }
        while(!libDir.getName().equals("lib"))  {
            libDir = libDir.getParentFile();
            if(libDir == null)
                throw new RuntimeException(msg);
        }
        return libDir.getParentFile();
    }

    public static List getSharedLibs() {
        return sharedLibs;
    }

    public static List getSharedLibFiles() {
        return sharedLibFiles;
    }

    public static List getUserLibs() {
        return userLibs;
    }

    public static List getUserLibFiles() {
        return userLibFiles;
    }

    public static File getSdkRoot() {
        return sdkRoot;
    }

    public static Version getLocalVersion() {
        return (new LocalVersionFactory(getUserLibFiles())).getVersion();
    }

    public static String getDefaultServer() {
        return "appengine.google.com";
    }

    public static final String SDK_ROOT_PROPERTY = "appengine.sdk.root";
    private static final String DEFAULT_SERVER = "appengine.google.com";
    private static File sdkRoot;
    private static List sharedLibFiles;
    private static List sharedLibs;
    private static List userLibFiles;
    private static List userLibs;

    static  {
        sdkRoot = findSdkRoot();
        sharedLibFiles = Collections.unmodifiableList(getLibs(sdkRoot, "shared"));
        sharedLibs = Collections.unmodifiableList(toURLs(sharedLibFiles));
        userLibFiles = Collections.unmodifiableList(getLibs(sdkRoot, "user"));
        userLibs = Collections.unmodifiableList(toURLs(userLibFiles));
    }
}

gistfile3.txt

>> import java.net.*
NameError: wrong constant name JavaNet*
	from /Users/ted/Code/jruby/lib/ruby/1.8/irb/ruby-token.rb:102:in `get_proxy_or_package_under_package'
	from /Users/ted/Code/jruby/lib/ruby/site_ruby/1.8/builtin/javasupport/java.rb:51:in `method_missing'
	from (irb):16:in `irb_binding'
Maybe IRB bug!!
>> import java.util.*
NameError: wrong constant name JavaUtil*
	from /Users/ted/Code/jruby/lib/ruby/1.8/irb/ruby-token.rb:102:in `get_proxy_or_package_under_package'
	from /Users/ted/Code/jruby/lib/ruby/site_ruby/1.8/builtin/javasupport/java.rb:51:in `method_missing'
	from (irb):17:in `irb_binding'
Maybe IRB bug!!
>> import java.security.CodeSource
=> Java::JavaSecurity::CodeSource
>> import Java.security.ProtectionDomain
NameError: cannot load Java class security.ProtectionDomain
	from /Users/ted/Code/jruby/lib/ruby/1.8/irb/ruby-token.rb:46:in `get_proxy_or_package_under_package'
	from /Users/ted/Code/jruby/lib/ruby/site_ruby/1.8/builtin/javasupport/java.rb:51:in `method_missing'
	from (irb):19:in `irb_binding'
Maybe IRB bug!!
>> import java.security.ProtectionDomain
=> Java::JavaSecurity::ProtectionDomain
>> import com.google.appengine.tools.info.SdkInfo
NameError: cannot link Java class com.google.appengine.tools.info.SdkInfo, probable missing dependency: null
	from /Users/ted/Code/jruby/lib/ruby/1.8/irb/ruby-token.rb:46:in `get_proxy_or_package_under_package'
	from /Users/ted/Code/jruby/lib/ruby/site_ruby/1.8/builtin/javasupport/java.rb:51:in `method_missing'
	from (irb):21:in `irb_binding'
Maybe IRB bug!!
>> import com.google.appengine.tools.info.SdkInfo
NameError: cannot link Java class com.google.appengine.tools.info.SdkInfo, probable missing dependency: null
	from /Users/ted/Code/jruby/lib/ruby/1.8/irb/ruby-token.rb:46:in `get_proxy_or_package_under_package'
	from /Users/ted/Code/jruby/lib/ruby/site_ruby/1.8/builtin/javasupport/java.rb:51:in `method_missing'
	from (irb):22:in `irb_binding'
Maybe IRB bug!!
>>