Eclipse plug-in updates for release 3.4.2.20111024

1 files changed, 1021 insertions, 0 deletions

diff --git a/eclipse/java/Slice2javaPlugin/src/com/zeroc/slice2javaplugin/internal/Configuration.java b/eclipse/java/Slice2javaPlugin/src/com/zeroc/slice2javaplugin/internal/Configuration.java
new file mode 100644
index 00000000000..ad50b474c14
--- /dev/null
+++ b/eclipse/java/Slice2javaPlugin/src/com/zeroc/slice2javaplugin/internal/Configuration.java
@@ -0,0 +1,1021 @@
+// **********************************************************************
+//
+// Copyright (c) 2003-2011 ZeroC, Inc. All rights reserved.
+//
+// This plug-in is provided to you under the terms and conditions
+// of the Eclipse Public License Version 1.0 ("EPL"). A copy of
+// the EPL is available at http://www.eclipse.org/legal/epl-v10.html.
+//
+// **********************************************************************
+
+package com.zeroc.slice2javaplugin.internal;
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+import java.util.StringTokenizer;
+
+import org.eclipse.core.resources.IFolder;
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.resources.IResource;
+import org.eclipse.core.resources.ProjectScope;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.core.runtime.Path;
+import org.eclipse.core.runtime.Status;
+import org.eclipse.core.runtime.preferences.InstanceScope;
+import org.eclipse.jdt.core.IClasspathEntry;
+import org.eclipse.jdt.core.IJavaProject;
+import org.eclipse.jdt.core.JavaCore;
+import org.eclipse.jdt.core.JavaModelException;
+import org.eclipse.ui.preferences.ScopedPreferenceStore;
+
+import com.zeroc.slice2javaplugin.Activator;
+import com.zeroc.slice2javaplugin.preferences.PluginPreferencePage;
+
+public class Configuration
+{
+    public Configuration(IProject project)
+    {
+        _project = project;
+
+        _instanceStore = new ScopedPreferenceStore(new InstanceScope(), Activator.PLUGIN_ID + "." + _project.getName());
+
+        _store = new ScopedPreferenceStore(new ProjectScope(project), Activator.PLUGIN_ID);
+
+        _androidProject = false;
+        try
+        {
+            _androidProject = project.hasNature("com.android.ide.eclipse.adt.AndroidNature");
+        }
+        catch(CoreException e)
+        {
+        }
+
+        _store.setDefault(GENERATED_KEY, GENERATED_KEY);
+        _store.setDefault(DEFINES_KEY, "");
+        _store.setDefault(TIE_KEY, false);
+        _store.setDefault(ICE_KEY, false);
+        _store.setDefault(STREAM_KEY, false);
+        _store.setDefault(ICE_INCLUDE_KEY, false);
+        _store.setDefault(META_KEY, "");
+        _store.setDefault(CONSOLE_KEY, false);
+        _store.setDefault(SLICE_SOURCE_DIRS_KEY, "slice");
+        _store.setDefault(INCLUDES_KEY, "");
+        _store.setDefault(ADD_JARS_KEY, true);
+        _store.setDefault(UNDERSCORE_KEY, false);
+
+        _store.setDefault(JARS_KEY, "Ice.jar");
+    }
+
+    /**
+     * Turns list of strings into a single ';' delimited string. ';' in the
+     * string values are escaped with a leading '\'. '\' are turned into '\\'.
+     *
+     * @param l
+     *            List of strings.
+     * @return Semicolon delimited string.
+     */
+    static public String fromList(List<String> l)
+    {
+        StringBuffer sb = new StringBuffer();
+        for(Iterator<String> p = l.iterator(); p.hasNext();)
+        {
+            if(sb.length() > 0)
+            {
+                sb.append(";");
+            }
+            sb.append(escape(p.next()));
+        }
+        return sb.toString();
+    }
+
+    /**
+     * Turn a semicolon delimited string into a list of strings. Escaped values
+     * are preserved (characters prefixed with a '\').
+     *
+     * @param s
+     *            Semicolon delimited string.
+     * @return List of strings.
+     */
+    static public List<String> toList(String s)
+    {
+        java.util.List<String> l = new ArrayList<String>();
+        int curr = 0;
+        int end = s.length();
+        boolean escape = false;
+        StringBuffer sb = new StringBuffer();
+        for(curr = 0; curr < end; ++curr)
+        {
+            char ch = s.charAt(curr);
+            if(escape)
+            {
+                sb.append(ch);
+                escape = false;
+            }
+            else
+            {
+                if(ch == ';')
+                {
+                    String tok = sb.toString().trim();
+                    sb.setLength(0);
+                    if(tok.length() > 0)
+                    {
+                        l.add(tok);
+                    }
+                }
+                else if(ch == '\\')
+                {
+                    escape = true;
+                }
+                else
+                {
+                    sb.append(ch);
+                }
+            }
+        }
+        String tok = sb.toString().trim();
+        if(tok.length() > 0)
+        {
+            l.add(tok);
+        }
+        return l;
+    }
+
+    public boolean write()
+        throws CoreException, IOException
+    {
+        boolean rc = false;
+        if(_store.needsSaving())
+        {
+            _store.save();
+            rc = true;
+        }
+        if(_instanceStore.needsSaving())
+        {
+            _instanceStore.save();
+            rc = true;
+        }
+
+        if(rc)
+        {
+            IJavaProject javaProject = JavaCore.create(_project);
+            if(getAddJars())
+            {
+                addLibrary(javaProject);
+            }
+            else
+            {
+                removeLibrary(javaProject);
+            }
+        }
+
+        return rc;
+    }
+
+    public void initialize()
+        throws CoreException
+    {
+        // Create the slice source directories, if necessary.
+        for(Iterator<String> p = getSliceSourceDirs().iterator(); p.hasNext();)
+        {
+            IFolder slice = _project.getFolder(p.next());
+            if(!slice.exists())
+            {
+                slice.create(false, true, null);
+            }
+        }
+
+        // Create the generated directory, if necessary.
+        IFolder generated = _project.getFolder(getGeneratedDir());
+        if(!generated.exists())
+        {
+            generated.create(false, true, null);
+        }
+
+        fixGeneratedCP(null, getGeneratedDir());
+
+        IJavaProject javaProject = JavaCore.create(_project);
+        addLibrary(javaProject);
+    }
+
+    public void deinstall()
+        throws CoreException
+    {
+        IJavaProject javaProject = JavaCore.create(_project);
+        removeLibrary(javaProject);
+        removedGeneratedCP();
+        IFolder generatedFolder = _project.getFolder(getGeneratedDir());
+        if(generatedFolder != null && generatedFolder.exists())
+        {
+            generatedFolder.delete(true, null);
+        }
+    }
+
+    public boolean isAndroidProject()
+    {
+        return _androidProject;
+    }
+
+    public List<String> getSliceSourceDirs()
+    {
+        return toList(_store.getString(SLICE_SOURCE_DIRS_KEY));
+    }
+
+    public void setSliceSourceDirs(List<String> sliceSourceDirs)
+    {
+        setValue(SLICE_SOURCE_DIRS_KEY, fromList(sliceSourceDirs));
+    }
+
+    public String getGeneratedDir()
+    {
+        return _store.getString(GENERATED_KEY);
+    }
+
+    public void fixGeneratedCP(String oldG, String newG)
+            throws CoreException
+    {
+        IJavaProject javaProject = JavaCore.create(_project);
+
+        IFolder newGenerated = _project.getFolder(newG);
+
+        IClasspathEntry[] entries = javaProject.getRawClasspath();
+        IClasspathEntry newEntry = JavaCore.newSourceEntry(newGenerated.getFullPath());
+
+        if(oldG != null)
+        {
+            IFolder oldGenerated = _project.getFolder(oldG);
+            IClasspathEntry oldEntry = JavaCore.newSourceEntry(oldGenerated.getFullPath());
+            for(int i = 0; i < entries.length; ++i)
+            {
+                if(entries[i].equals(oldEntry))
+                {
+                    entries[i] = newEntry;
+                    javaProject.setRawClasspath(entries, null);
+                    oldGenerated.delete(true, null);
+                    return;
+                }
+            }
+        }
+
+        IClasspathEntry[] newEntries = new IClasspathEntry[entries.length + 1];
+        System.arraycopy(entries, 0, newEntries, 1, entries.length);
+        newEntries[0] = newEntry;
+        
+        newGenerated.setDerived(true, null);
+
+        try
+        {
+            javaProject.setRawClasspath(newEntries, null);
+        }
+        catch(JavaModelException e)
+        {
+            // This can occur if a duplicate CLASSPATH entry is made.
+            //
+            // throw new CoreException(new Status(IStatus.ERROR,
+            // Activator.PLUGIN_ID, e.toString(), null));
+        }
+    }
+    
+    public void removedGeneratedCP()
+            throws CoreException
+    {
+        IJavaProject javaProject = JavaCore.create(_project);
+
+        IFolder generated = _project.getFolder(getGeneratedDir());
+
+        IClasspathEntry generatedEntry = JavaCore.newSourceEntry(generated.getFullPath());
+        
+        IClasspathEntry[] entries = javaProject.getRawClasspath();
+        IClasspathEntry[] newEntries = new IClasspathEntry[entries.length - 1];
+
+        for(int i = 0, j = 0; i < entries.length; i++)
+        {
+            if(entries[i].equals(generatedEntry))
+            {
+                continue;
+            }
+            newEntries[j] = entries[i];
+            j++;
+        }
+
+        try
+        {
+            javaProject.setRawClasspath(newEntries, null);
+        }
+        catch(JavaModelException e)
+        {
+            // This can occur if a duplicate CLASSPATH entry is made.
+            //
+            // throw new CoreException(new Status(IStatus.ERROR,
+            // Activator.PLUGIN_ID, e.toString(), null));
+        }
+    }
+
+    public void setGeneratedDir(String generated)
+        throws CoreException
+    {
+        String oldGenerated = getGeneratedDir();
+        if(setValue(GENERATED_KEY, generated))
+        {
+            fixGeneratedCP(oldGenerated, generated);
+        }
+    }
+
+    public List<String> getCommandLine()
+    {
+        List<String> cmds = new ArrayList<String>();
+        for(Iterator<String> p = getIncludes().iterator(); p.hasNext();)
+        {
+            cmds.add("-I" + p.next());
+        }
+        for(Iterator<String> p = getDefines().iterator(); p.hasNext();)
+        {
+            cmds.add("-D" + p.next());
+        }
+        for(Iterator<String> p = getMeta().iterator(); p.hasNext();)
+        {
+            cmds.add("--meta");
+            cmds.add(p.next());
+        }
+        if(getStream())
+        {
+            cmds.add("--stream");
+        }
+        if(getTie())
+        {
+            cmds.add("--tie");
+        }
+        if(getIce())
+        {
+            cmds.add("--ice");
+        }
+        if(getUnderscore())
+        {
+            cmds.add("--underscore");
+        }
+        
+        StringTokenizer tokens = new StringTokenizer(getExtraArguments());
+        while(tokens.hasMoreTokens())
+        {  
+            cmds.add(tokens.nextToken());  
+        }
+
+        return cmds;
+    }
+    
+    public List<String> getCommandLine(IResource resource)
+    {
+        List<String> cmds = getCommandLine();
+        for(Iterator<String> p = getBareIncludes(resource).iterator(); p.hasNext();)
+        {
+            cmds.add("-I" + p.next());
+        }
+        for(Iterator<String> p = getDefines(resource).iterator(); p.hasNext();)
+        {
+            cmds.add("-D" + p.next());
+        }
+        for(Iterator<String> p = getMeta(resource).iterator(); p.hasNext();)
+        {
+            cmds.add("--meta");
+            cmds.add(p.next());
+        }
+        if(!getStream() && getStream(resource))
+        {
+            cmds.add("--stream");
+        }
+        if(!getTie() && getTie(resource))
+        {
+            cmds.add("--tie");
+        }
+        if(!getIce() && getIce(resource))
+        {
+            cmds.add("--ice");
+        }
+        if(!getUnderscore() && getUnderscore(resource))
+        {
+            cmds.add("--underscore");
+        }
+        
+        StringTokenizer tokens = new StringTokenizer(getExtraArguments(resource));
+        while(tokens.hasMoreTokens())
+        {  
+            cmds.add(tokens.nextToken());  
+        }
+
+        return cmds;
+    }
+
+    public List<String> getIncludes()
+    {
+        List<String> s = toList(_store.getString(INCLUDES_KEY));
+        
+        String iceHome = getIceHome();
+        String os = System.getProperty("os.name");
+        String path = null;
+        if(os.equals("Linux") && iceHome.equals("/usr"))
+        {
+            String version = getIceVersion();
+            if(version != null)
+            {
+                File f = new File("/usr/share/Ice-" + version + "/slice");
+                if(f.exists())
+                {
+                    path = f.toString();
+                }
+            }
+        }
+
+        if(path == null)
+        {
+            path = new File(iceHome + File.separator + "slice").toString();
+        }
+
+        s.add(path);
+        return s;
+    }
+
+    // The bare include list.
+    public List<String> getBareIncludes()
+    {
+        return toList(_store.getString(INCLUDES_KEY));
+    }
+    
+    public List<String> getBareIncludes(IResource resource)
+    {
+        return toList(_store.getString(resourceKey(resource, INCLUDES_KEY)));
+    }
+
+    public void setIncludes(List<String> includes)
+    {
+        setValue(INCLUDES_KEY, fromList(includes));
+    }
+    
+    public void setIncludes(IResource resource, List<String> includes)
+    {
+        setValue(resourceKey(resource, INCLUDES_KEY), fromList(includes));
+    }
+
+    public boolean getAddJars()
+    {
+        return _store.getBoolean(ADD_JARS_KEY);
+    }
+
+    public void setAddJars(boolean b)
+    {
+        _store.setValue(ADD_JARS_KEY, b);
+    }
+
+    public List<String> getJars()
+    {
+        return toList(_store.getString(JARS_KEY));
+    }
+
+    public void setJars(List<String> jars) throws CoreException
+    {
+        if(setValue(JARS_KEY, fromList(jars)))
+        {
+            IceClasspathContainerIntializer.reinitialize(_project, this);
+        }
+    }
+
+    public List<String> getDefines()
+    {
+        return toList(_store.getString(DEFINES_KEY));
+    }
+    
+    public List<String> getDefines(IResource resource)
+    {
+        return toList(_store.getString(resourceKey(resource, DEFINES_KEY)));
+    }
+
+    public void setDefines(List<String> defines)
+    {
+        setValue(DEFINES_KEY, fromList(defines));
+    }
+    
+    public void setDefines(IResource resource, List<String> defines)
+    {
+        setValue(resourceKey(resource, DEFINES_KEY), fromList(defines));
+    }
+
+    public boolean getStream()
+    {
+        return _store.getBoolean(STREAM_KEY);
+    }
+    
+    public boolean getStream(IResource resource)
+    {
+        return _store.getBoolean(resourceKey(resource, STREAM_KEY));
+    }
+
+    public void setStream(boolean stream)
+    {
+        _store.setValue(STREAM_KEY, stream);
+    }
+    
+    public void setStream(IResource resource, boolean stream)
+    {
+        _store.setValue(resourceKey(resource, STREAM_KEY), stream);
+    }
+
+    public boolean getTie()
+    {
+        return _store.getBoolean(TIE_KEY);
+    }
+    
+    public boolean getTie(IResource resource)
+    {
+        return _store.getBoolean(resourceKey(resource, TIE_KEY));
+    }
+
+    public void setTie(boolean tie)
+    {
+        _store.setValue(TIE_KEY, tie);
+    }
+    
+    public void setTie(IResource resource, boolean tie)
+    {
+        _store.setValue(resourceKey(resource, TIE_KEY), tie);
+    }
+
+    public boolean getIce()
+    {
+        return _store.getBoolean(ICE_KEY);
+    }
+    
+    public boolean getIce(IResource resource)
+    {
+        return _store.getBoolean(resourceKey(resource, ICE_KEY));
+    }
+
+    public void setIce(boolean ice)
+    {
+        _store.setValue(ICE_KEY, ice);
+    }
+    
+    public void setIce(IResource resource, boolean ice)
+    {
+        _store.setValue(resourceKey(resource, ICE_KEY), ice);
+    }
+
+    public boolean getUnderscore()
+    {
+        return _store.getBoolean(UNDERSCORE_KEY);
+    }
+    
+    public boolean getUnderscore(IResource resource)
+    {
+        return _store.getBoolean(resourceKey(resource, UNDERSCORE_KEY));
+    }
+
+    public void setUnderscore(boolean underscore)
+    {
+        _store.setValue(UNDERSCORE_KEY, underscore);
+    }
+    
+    public void setUnderscore(IResource resource, boolean underscore)
+    {
+        _store.setValue(resourceKey(resource, UNDERSCORE_KEY), underscore);
+    }
+
+    public boolean getConsole()
+    {
+        return _store.getBoolean(CONSOLE_KEY);
+    }
+
+    public void setConsole(boolean console)
+    {
+        _store.setValue(CONSOLE_KEY, console);
+    }
+
+    public List<String> getMeta()
+    {
+        return toList(_store.getString(META_KEY));
+    }
+    
+    public List<String> getMeta(IResource resource)
+    {
+        return toList(_store.getString(resourceKey(resource, META_KEY)));
+    }
+
+    public void setMeta(List<String> meta)
+    {
+        setValue(META_KEY, fromList(meta));
+    }
+    
+    public void setMeta(IResource resource, List<String> meta)
+    {
+        setValue(resourceKey(resource, META_KEY), fromList(meta));
+    }
+    
+    public String getExtraArguments()
+    {
+        return _store.getString(EXTRA_ARGUMENTS_KEY);
+    }
+    
+    public String getExtraArguments(IResource resource)
+    {
+        return _store.getString(resourceKey(resource, EXTRA_ARGUMENTS_KEY));
+    }
+
+    public void setExtraArguments(String arguments)
+    {
+        setValue(EXTRA_ARGUMENTS_KEY, arguments);
+    }
+    
+    public void setExtraArguments(IResource resource, String arguments)
+    {
+        setValue(resourceKey(resource, EXTRA_ARGUMENTS_KEY), arguments);
+    }
+
+    public static void setupSharedLibraryPath(Map<String, String> env)
+    {
+        String iceHome = getIceHome();
+
+        String libPath;
+        boolean srcdist = false;
+        if(new File(iceHome + File.separator + "cpp" + File.separator + "bin").exists())
+        {
+            // iceHome points at a source distribution.
+            libPath = new File(iceHome + File.separator + "cpp" + File.separator + "lib").toString();
+            srcdist = true;
+        }
+        else
+        {
+            libPath = new File(iceHome + File.separator + "lib").toString();
+        }
+
+        String ldLibPathEnv = null;
+        String ldLib64PathEnv = null;
+        String lib64Path = null;
+
+        String os = System.getProperty("os.name");
+        if(os.equals("Mac OS X"))
+        {
+            ldLibPathEnv = "DYLD_LIBRARY_PATH";
+        }
+        else if(os.equals("AIX"))
+        {
+            ldLibPathEnv = "LIBPATH";
+        }
+        else if(os.equals("HP-UX"))
+        {
+            ldLibPathEnv = "SHLIB_PATH";
+            ldLib64PathEnv = "LD_LIBRARY_PATH";
+            if(srcdist)
+            {
+                lib64Path = libPath;
+            }
+            else
+            {
+                lib64Path = new File(iceHome + File.separator + "lib" + File.separator + "pa20_64").toString();
+            }
+        }
+        else if(os.startsWith("Windows"))
+        {
+            //
+            // No need to change the PATH environment variable on Windows, the
+            // DLLs should be found
+            // in the translator local directory.
+            //
+            // ldLibPathEnv = "PATH";
+        }
+        else if(os.equals("SunOS"))
+        {
+            ldLibPathEnv = "LD_LIBRARY_PATH";
+            ldLib64PathEnv = "LD_LIBRARY_PATH_64";
+            String arch = System.getProperty("os.arch");
+            if(srcdist)
+            {
+                lib64Path = libPath;
+            }
+            else if(arch.equals("x86"))
+            {
+                lib64Path = new File(iceHome + File.separator + "lib" + File.separator + "amd64").toString();
+            }
+            else
+            // Sparc
+            {
+                lib64Path = new File(iceHome + File.separator + "lib" + File.separator + "sparcv9").toString();
+            }
+        }
+        else
+        {
+            ldLibPathEnv = "LD_LIBRARY_PATH";
+            ldLib64PathEnv = "LD_LIBRARY_PATH";
+            if(srcdist)
+            {
+                lib64Path = libPath;
+            }
+            else
+            {
+                lib64Path = new File(iceHome + File.separator + "lib64").toString();
+            }
+        }
+
+        if(ldLibPathEnv != null)
+        {
+            if(ldLibPathEnv.equals(ldLib64PathEnv))
+            {
+                libPath = libPath + File.pathSeparator + lib64Path;
+            }
+
+            String envLibPath = env.get(ldLibPathEnv);
+            if(envLibPath != null)
+            {
+                libPath = libPath + File.pathSeparator + envLibPath;
+            }
+
+            env.put(ldLibPathEnv, libPath);
+        }
+
+        if(ldLib64PathEnv != null && !ldLib64PathEnv.equals(ldLibPathEnv))
+        {
+            String envLib64Path = env.get(ldLib64PathEnv);
+            if(envLib64Path != null)
+            {
+                lib64Path = lib64Path + File.pathSeparator + envLib64Path;
+            }
+            env.put(ldLib64PathEnv, lib64Path);
+        }
+    }
+
+    public String getTranslator()
+    {
+        return getTranslatorForHome(getIceHome());
+    }
+
+    static public boolean verifyIceHome(String dir)
+    {
+        return getTranslatorForHome(dir) != null;
+    }
+
+    public String getJarDir()
+    {
+        String iceHome = getIceHome();
+        String os = System.getProperty("os.name");
+        if(os.equals("Linux") && iceHome.equals("/usr"))
+        {
+            File f = new File(iceHome + File.separator + "share" + File.separator + "java");
+            if(f.exists())
+            {
+                return f.toString();
+            }
+        }
+
+        File f = new File(iceHome + File.separator + "lib");
+        if(!f.exists())
+        {
+            File f2 = new File(iceHome + File.separator + "java" + File.separator + "lib");
+            if(f2.exists())
+            {
+                return f2.toString();
+            }
+        }
+        // Add the platform default even if it cannot be found.
+        return f.toString();
+    }
+
+    private static String getIceHome()
+    {
+        return Activator.getDefault().getPreferenceStore().getString(PluginPreferencePage.SDK_PATH);
+    }
+
+    // For some reason ScopedPreferenceStore.setValue(String, String)
+    // doesn't check to see whether the stored value is the same as
+    // the new value.
+    private boolean setValue(String key, String value)
+    {
+        return setValue(_store, key, value);
+    }
+
+    private boolean setValue(ScopedPreferenceStore store, String key, String value)
+    {
+        if(!store.getString(key).equals(value))
+        {
+            store.setValue(key, value);
+            return true;
+        }
+        return false;
+    }
+
+    static private String escape(String s)
+    {
+        int curr = 0;
+        int end = s.length();
+        StringBuffer sb = new StringBuffer();
+        for(curr = 0; curr < end; ++curr)
+        {
+            char ch = s.charAt(curr);
+            if(ch == '\\' || ch == ';')
+            {
+                sb.append('\\');
+            }
+            sb.append(ch);
+        }
+        return sb.toString();
+    }
+
+    // Obtain the Ice version by executing the translator with the -v option.
+    private String getIceVersion()
+    {
+        String version = null;
+        String exec = getTranslatorForHome(getIceHome());
+        if(exec != null)
+        {
+            try
+            {
+                ProcessBuilder b = new ProcessBuilder(exec, "-v");
+                b.redirectErrorStream(true);
+                Map<String, String> env = b.environment();
+                setupSharedLibraryPath(env);
+                Process p = b.start();
+                int status = p.waitFor();
+                if(status == 0)
+                {
+                    BufferedReader r = new BufferedReader(new InputStreamReader(p.getInputStream()));
+                    String line = r.readLine();
+                    version = line.trim();
+                }
+            }
+            catch(Throwable ex)
+            {
+                // Ignore.
+            }
+        }
+        return version;
+    }
+
+    private static String getTranslatorForHome(String dir)
+    {
+        String suffix = "";
+        String os = System.getProperty("os.name");
+        if(os.startsWith("Windows"))
+        {
+            suffix = ".exe";
+        }
+        File f = new File(dir + File.separator + "bin" + File.separator + "slice2java" + suffix);
+        if(f.exists())
+        {
+            return f.toString();
+        }
+        f = new File(dir + File.separator + "cpp" + File.separator + "bin" + File.separator + "slice2java" + suffix);
+        if(f.exists())
+        {
+            return f.toString();
+        }
+        return null;
+    }
+
+    private void addLibrary(IJavaProject project)
+        throws CoreException
+    {
+        IClasspathEntry cpEntry = null;
+        if(!isAndroidProject())
+        {
+            cpEntry = IceClasspathContainerIntializer.getContainerEntry();
+        }
+        else
+        {
+            cpEntry = JavaCore.newVariableEntry(new Path("ICE_HOME/lib/Ice.jar"), null, null);
+        }
+        
+        IClasspathEntry[] entries = project.getRawClasspath();
+        boolean found = false;
+        for(int i = 0; i < entries.length; ++i)
+        {
+            if(entries[i].equals(cpEntry))
+            {
+                found = true;
+                break;
+            }
+        }
+
+        if(!found)
+        {
+            IClasspathEntry[] newEntries = new IClasspathEntry[entries.length + 1];
+            System.arraycopy(entries, 0, newEntries, 0, entries.length);
+            newEntries[entries.length] = cpEntry;
+
+            try
+            {
+                project.setRawClasspath(newEntries, null);
+            }
+            catch(JavaModelException e)
+            {
+                throw new CoreException(new Status(IStatus.ERROR, Activator.PLUGIN_ID, e.toString(), null));
+            }
+        }
+    }
+
+    public void removeLibrary(IJavaProject project)
+        throws CoreException
+    {
+        IClasspathEntry cpEntry = null;
+        if(!isAndroidProject())
+        {
+            cpEntry = IceClasspathContainerIntializer.getContainerEntry();
+        }
+        else
+        {
+            cpEntry = JavaCore.newVariableEntry(new Path("ICE_HOME/lib/Ice.jar"), null, null);
+        }
+        IClasspathEntry[] entries = project.getRawClasspath();
+
+        for(int i = 0; i < entries.length; ++i)
+        {
+            if(entries[i].equals(cpEntry))
+            {
+                IClasspathEntry[] newEntries = new IClasspathEntry[entries.length - 1];
+                System.arraycopy(entries, 0, newEntries, 0, i);
+                System.arraycopy(entries, i + 1, newEntries, i, entries.length - i - 1);
+
+                try
+                {
+                    project.setRawClasspath(newEntries, null);
+                }
+                catch(JavaModelException e)
+                {
+                    throw new CoreException(new Status(IStatus.ERROR, Activator.PLUGIN_ID, e.toString(), null));
+                }
+                break;
+            }
+        }
+    }
+    
+    //
+    // Check if the given resource has any Slice compiler options set.
+    //
+    public static boolean resourceHasOptions(IResource resource)
+    {
+        Configuration configuration = new Configuration(resource.getProject());
+        if(configuration.getDefines(resource) != null && configuration.getDefines(resource).size() > 0)
+        {
+            return true;
+        }
+        if(configuration.getMeta(resource) != null && configuration.getMeta(resource).size() > 0)
+        {
+            return true;
+        }
+        if(!configuration.getStream() && configuration.getStream(resource))
+        {
+            return true;
+        }
+        if(!configuration.getTie() && configuration.getTie(resource))
+        {
+            return true;
+        }
+        if(!configuration.getIce() && configuration.getIce(resource))
+        {
+            return true;
+        }
+        if(!configuration.getUnderscore() && configuration.getUnderscore(resource))
+        {
+            return true;
+        }
+        if(configuration.getExtraArguments(resource) != null && !configuration.getExtraArguments(resource).isEmpty())
+        {
+            return true;
+        }
+        return false;
+    }
+    
+    public static String resourceKey(IResource resource, String key)
+    {
+        return resource.getFullPath().toString() + "." + key;
+    }
+
+    private static final String JARS_KEY = "jars";
+    private static final String INCLUDES_KEY = "includes";
+    private static final String SLICE_SOURCE_DIRS_KEY = "sliceSourceDirs";
+    private static final String CONSOLE_KEY = "console";
+    private static final String META_KEY = "meta";
+    private static final String STREAM_KEY = "stream";
+    private static final String ICE_INCLUDE_KEY = "iceIncludes";
+    private static final String ICE_KEY = "ice";
+    private static final String TIE_KEY = "tie";
+    private static final String DEFINES_KEY = "defines";
+    private static final String GENERATED_KEY = "generated";
+    private static final String ADD_JARS_KEY = "addJars";
+    private static final String UNDERSCORE_KEY = "underscore";
+    
+    private static final String EXTRA_ARGUMENTS_KEY = "extraArguments";
+
+    // Preferences store for items which should go in SCM. This includes things
+    // like build flags.
+    private ScopedPreferenceStore _store;
+
+    // Preferences store per project items which should not go in SCM, such as
+    // the location of the Ice installation.
+    private ScopedPreferenceStore _instanceStore;
+
+    private IProject _project;
+
+    private boolean _androidProject;
+}