enterprise/websvc.restapi/src/org/netbeans/modules/websvc/rest/MiscPrivateUtilities.java - netbeans - Git at Google

 /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
  * distributed with this work for additional information
  * regarding copyright ownership.  The ASF licenses this file
  * to you under the Apache License, Version 2.0 (the
  * "License"); you may not use this file except in compliance
  * with the License.  You may obtain a copy of the License at
  *
  *   http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing,
  * software distributed under the License is distributed on an
  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  * KIND, either express or implied.  See the License for the
  * specific language governing permissions and limitations
  * under the License.
  */
 package org.netbeans.modules.websvc.rest;

 import com.sun.source.tree.MethodTree;
 import com.sun.source.util.SourcePositions;
 import java.io.File;
 import java.io.FileFilter;
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Collections;
 import java.util.List;
 import java.util.Set;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 import java.util.regex.Pattern;
 import javax.lang.model.element.ExecutableElement;
 import javax.lang.model.element.TypeElement;
 import javax.lang.model.util.ElementFilter;
 import javax.swing.text.BadLocationException;
 import javax.swing.text.Document;
 import org.netbeans.api.j2ee.core.Profile;
 import org.netbeans.api.java.classpath.ClassPath;
 import org.netbeans.api.java.project.JavaProjectConstants;
 import org.netbeans.api.java.source.ClassIndex;
 import org.netbeans.api.java.source.ClasspathInfo;
 import org.netbeans.api.java.source.CompilationController;
 import org.netbeans.api.java.source.ElementHandle;
 import org.netbeans.api.java.source.JavaSource;
 import org.netbeans.api.java.source.SourceUtils;
 import org.netbeans.api.java.source.Task;
 import org.netbeans.api.project.Project;
 import org.netbeans.api.project.ProjectManager;
 import org.netbeans.api.project.ProjectUtils;
 import org.netbeans.api.project.SourceGroup;
 import org.netbeans.api.project.Sources;
 import org.netbeans.modules.j2ee.deployment.devmodules.api.Deployment;
 import org.netbeans.modules.j2ee.deployment.devmodules.api.InstanceRemovedException;
 import org.netbeans.modules.j2ee.deployment.devmodules.api.ServerInstance;
 import org.netbeans.modules.j2ee.deployment.devmodules.spi.J2eeModuleProvider;
 import org.netbeans.modules.javaee.specs.support.api.JaxRsStackSupport;
 import org.netbeans.modules.websvc.rest.model.api.RestApplication;
 import org.netbeans.modules.websvc.rest.model.api.RestConstants;
 import org.netbeans.modules.websvc.rest.spi.MiscUtilities;
 import org.netbeans.modules.websvc.rest.spi.RestSupport;
 import org.netbeans.spi.java.classpath.ClassPathProvider;
 import org.netbeans.spi.java.classpath.support.ClassPathSupport;
 import org.netbeans.spi.project.support.ant.AntProjectHelper;
 import org.netbeans.spi.project.support.ant.EditableProperties;
 import org.openide.filesystems.FileObject;
 import org.openide.filesystems.FileUtil;
 import org.openide.util.Mutex;
 import org.openide.util.MutexException;

 /**
  * Bunch of static utility methods which were previously bloating RestSupprt API
  * class without actually needed to be in the API. They should be further refactored
  * and moved to the right places.
  */
 public class MiscPrivateUtilities {
     // copy pasted from Maven project:
     public static final String DEVNULL = "DEV-NULL"; //NOI18N

     private static final String JACKSON_JSON_PROVIDER =
             "org.codehaus.jackson.jaxrs.JacksonJsonProvider"; // NOI18N

     public static void setProjectProperty(final Project project, final AntProjectHelper helper, final String name, final String value, final String propertyPath) {
         if (helper == null) {
             return;
         }
         try {
             ProjectManager.mutex().writeAccess(new Mutex.ExceptionAction() {
                 @Override
                 public Object run() throws IOException {
                     try {
                         EditableProperties ep = helper.getProperties(propertyPath);
                         ep.setProperty(name, value);
                         helper.putProperties(propertyPath, ep);
                         ProjectManager.getDefault().saveProject(project);
                     } catch (IOException ioe) {
                         Logger.getLogger(MiscPrivateUtilities.class.getName()).log(Level.INFO, ioe.getLocalizedMessage(), ioe);
                     }
                     return null;
                 }
             });
         } catch (MutexException e) {
             Logger.getLogger(MiscUtilities.class.getName()).log(Level.INFO, null, e);
         }
     }

     public static ClassPath getClassPath(Project project, String type) {
         ClassPathProvider provider = project.getLookup().lookup(ClassPathProvider.class);
         if (provider == null) {
             return null;
         }
         Sources sources = project.getLookup().lookup(Sources.class);
         if (sources == null) {
             return null;
         }
         SourceGroup[] sourceGroups = sources.getSourceGroups(JavaProjectConstants.SOURCES_TYPE_JAVA);
         List<ClassPath> classPaths = new ArrayList<ClassPath>(sourceGroups.length);
         for (SourceGroup sourceGroup : sourceGroups) {
             String sourceGroupId = sourceGroup.getName();
             if (sourceGroupId != null && sourceGroupId.contains("test")) {
                 // NOI18N
                 continue;
             }
             FileObject rootFolder = sourceGroup.getRootFolder();
             ClassPath path = provider.findClassPath(rootFolder, type);
             classPaths.add(path);
         }
         return ClassPathSupport.createProxyClassPath(classPaths.toArray(new ClassPath[classPaths.size()]));
     }

     public static boolean hasResource(Project project, String resource) {
         SourceGroup[] sgs = ProjectUtils.getSources(project).getSourceGroups(JavaProjectConstants.SOURCES_TYPE_JAVA);
         if (sgs.length < 1) {
             return false;
         }
         FileObject sourceRoot = sgs[0].getRootFolder();
         ClassPath classPath = ClassPath.getClassPath(sourceRoot, ClassPath.COMPILE);
         if (classPath == null) {
             return false;
         }
         FileObject resourceFile = classPath.findResource(resource);
         return resourceFile != null;
     }

     public static void removeProperty(final AntProjectHelper helper, String[] propertyNames, String propertiesPath) {
         EditableProperties ep = helper.getProperties(propertiesPath);
         for (String name : propertyNames) {
             ep.remove(name);
         }
         helper.putProperties(propertiesPath, ep);
     }

     public static boolean hasApplicationResourceClass(RestSupport restSupport, final String fqn){
         List<RestApplication> applications = restSupport.getRestApplications();
         if ( applications.isEmpty() ){
             return false;
         }
         final String clazz = applications.get(0).getApplicationClass();
         final boolean[] has = new boolean[1];
         try {
             JavaSource javaSource = getJavaSourceFromClassName(restSupport.getProject(), clazz);

             if (javaSource == null ){
                 return false;
             }
             javaSource.runUserActionTask(new Task<CompilationController>() {

                 @Override
                 public void run( final CompilationController controller )
                         throws Exception
                 {
                     controller.toPhase(JavaSource.Phase.ELEMENTS_RESOLVED);

                     TypeElement typeElement = controller.getElements()
                             .getTypeElement(clazz);
                     if (typeElement == null) {
                         return;
                     }
                     TypeElement restResource = controller.getElements()
                             .getTypeElement(fqn);
                     if (restResource == null) {
                         return;
                     }
                     List<ExecutableElement> methods = ElementFilter
                             .methodsIn(typeElement.getEnclosedElements());
                     boolean overridesGetClasses = false;
                     ExecutableElement getClasses = null;
                     for (ExecutableElement method : methods) {
                         if (method.getSimpleName().contentEquals(RestConstants.GET_CLASSES)) {
                             overridesGetClasses = true;
                         }
                         if (method.getSimpleName().contentEquals(ApplicationSubclassGenerator.GET_REST_RESOURCE_CLASSES) &&
                                 method.getParameters().isEmpty() && getClasses == null) {
                             getClasses = method;
                         }
                         if (method.getSimpleName().contentEquals(RestConstants.GET_REST_RESOURCE_CLASSES2)) {
                             getClasses = method;
                         }
                     }
                     if (!overridesGetClasses) {
                         // if Application subclass does not override getClasses method then
                         // all classes are scanned automatically
                         has[0] = true;
                         return;
                     }
                     if (getClasses == null) {
                         return;
                     }

                     final String className = restResource.getQualifiedName()
                             .toString() + ".class"; // NOI18N
                     final MethodTree tree = controller.getTrees().getTree(
                             getClasses);
                     final Document doc = controller.getDocument();
                     if ( doc ==null){
                         return;
                     }
                     doc.render(new Runnable() {

                         @Override
                         public void run() {
                             SourcePositions srcPos = controller.getTrees()
                                     .getSourcePositions();
                             int start = (int) srcPos.getStartPosition(
                                     controller.getCompilationUnit(), tree);
                             int end = (int) srcPos.getEndPosition(
                                     controller.getCompilationUnit(), tree);

                             try {
                                 String text = doc.getText(start, end - start + 1);
                                 if (text.contains(className)) {
                                     has[0] = true;
                                 }
                             } catch(BadLocationException blex) {
                                 Logger.getLogger(MiscPrivateUtilities.class.getName()).log(Level.INFO, null, blex);
                             }
                         }
                     });

                     /*
                      * List<? extends ImportTree> imports =
                      * controller.getCompilationUnit().getImports(); for
                      * (ImportTree importTree : imports) { importTree. }
                      */
                 }

             }, true);
         }
         catch(IOException e ){
             Logger.getLogger(RestSupport.class.getName()).log(
                     Level.INFO, e.getLocalizedMessage(), e);
         }

         return has[0];
     }

     private static FileObject getFileObjectFromClassName(Project p, String qualifiedClassName)
             throws IOException
     {
         FileObject root = MiscUtilities.findSourceRoot(p);
         ClasspathInfo cpInfo = ClasspathInfo.create(root);
         ClassIndex ci = cpInfo.getClassIndex();
         int beginIndex = qualifiedClassName.lastIndexOf('.')+1;
         String simple = qualifiedClassName.substring(beginIndex);
         Set<ElementHandle<TypeElement>> handles = ci.getDeclaredTypes(
                 simple, ClassIndex.NameKind.SIMPLE_NAME,
                 Collections.singleton(ClassIndex.SearchScope.SOURCE));
         if ( handles == null ){
             return null;
         }
         for (ElementHandle<TypeElement> handle : handles) {
             if (qualifiedClassName.equals(handle.getQualifiedName())) {
                 return SourceUtils.getFile(handle, cpInfo);
             }
         }
         return null;
     }

     static JavaSource getJavaSourceFromClassName(Project p, String qualifiedClassName)
             throws IOException
     {
         FileObject fo = getFileObjectFromClassName(p, qualifiedClassName);
         if (fo != null) {
             return JavaSource.forFileObject(fo);
         } else {
             return null;
         }
     }

     public static boolean supportsTargetProfile(Project project, Profile profile){
         J2eeModuleProvider provider = (J2eeModuleProvider) project.getLookup().
                 lookup(J2eeModuleProvider.class);
         String serverInstanceID = provider.getServerInstanceID();
         if ( serverInstanceID == null ){
             return false;
         }
         ServerInstance serverInstance = Deployment.getDefault().
                  getServerInstance(serverInstanceID);
         try {
             Set<Profile> profiles = serverInstance.getJ2eePlatform().getSupportedProfiles();
             return profiles.contains( profile);
         }
         catch( InstanceRemovedException e ){
             return false;
         }
     }


     /**
      * Generates test client.  Typically RunTestClientAction would need to call
      * this before invoke the build script target.
      *
      * @param testdir directory to write test client files in.
      * @return test file object, containing token BASE_URL_TOKEN whether used or not.
      * @throws IOException when the generation of some file fails.
      */
     public static FileObject generateTestClient(File testdir) throws IOException {

         if (! testdir.isDirectory()) {
             FileUtil.createFolder(testdir);
         }
         String[] replaceKeys1 = {
             "TTL_TEST_RESBEANS", "MSG_TEST_RESBEANS_INFO"
         };
         String[] replaceKeys2 = {
             "MSG_TEST_RESBEANS_wadlErr", "MSG_TEST_RESBEANS_No_AJAX", "MSG_TEST_RESBEANS_Resource",
             "MSG_TEST_RESBEANS_See", "MSG_TEST_RESBEANS_No_Container", "MSG_TEST_RESBEANS_Content",
             "MSG_TEST_RESBEANS_TabularView", "MSG_TEST_RESBEANS_RawView", "MSG_TEST_RESBEANS_ResponseHeaders",
             "MSG_TEST_RESBEANS_Help", "MSG_TEST_RESBEANS_TestButton", "MSG_TEST_RESBEANS_Loading",
             "MSG_TEST_RESBEANS_Status", "MSG_TEST_RESBEANS_Headers", "MSG_TEST_RESBEANS_HeaderName",
             "MSG_TEST_RESBEANS_HeaderValue", "MSG_TEST_RESBEANS_Insert", "MSG_TEST_RESBEANS_NoContents",
             "MSG_TEST_RESBEANS_AddParamButton", "MSG_TEST_RESBEANS_Monitor", "MSG_TEST_RESBEANS_No_SubResources",
             "MSG_TEST_RESBEANS_SubResources", "MSG_TEST_RESBEANS_ChooseMethod", "MSG_TEST_RESBEANS_ChooseMime",
             "MSG_TEST_RESBEANS_Continue", "MSG_TEST_RESBEANS_AdditionalParams", "MSG_TEST_RESBEANS_INFO",
             "MSG_TEST_RESBEANS_Request", "MSG_TEST_RESBEANS_Sent", "MSG_TEST_RESBEANS_Received",
             "MSG_TEST_RESBEANS_TimeStamp", "MSG_TEST_RESBEANS_Response", "MSG_TEST_RESBEANS_CurrentSelection",
             "MSG_TEST_RESBEANS_DebugWindow", "MSG_TEST_RESBEANS_Wadl", "MSG_TEST_RESBEANS_RequestFailed",
             "MSG_TEST_RESBEANS_NoContent"       // NOI18N

         };
         FileObject testFO = MiscUtilities.copyFile(testdir, RestSupport.TEST_RESBEANS_HTML, replaceKeys1, true);
         MiscUtilities.copyFile(testdir, RestSupport.TEST_RESBEANS_JS, replaceKeys2, false);
         MiscUtilities.copyFile(testdir, RestSupport.TEST_RESBEANS_CSS);
         MiscUtilities.copyFile(testdir, RestSupport.TEST_RESBEANS_CSS2);
         MiscUtilities.copyFile(testdir, "expand.gif");
         MiscUtilities.copyFile(testdir, "collapse.gif");
         MiscUtilities.copyFile(testdir, "item.gif");
         MiscUtilities.copyFile(testdir, "cc.gif");
         MiscUtilities.copyFile(testdir, "og.gif");
         MiscUtilities.copyFile(testdir, "cg.gif");
         MiscUtilities.copyFile(testdir, "app.gif");

         File testdir2 = new File(testdir, "images");
         testdir2.mkdir();
         MiscUtilities.copyFile(testdir, "images/background_border_bottom.gif");
         MiscUtilities.copyFile(testdir, "images/pbsel.png");
         MiscUtilities.copyFile(testdir, "images/bg_gradient.gif");
         MiscUtilities.copyFile(testdir, "images/pname.png");
         MiscUtilities.copyFile(testdir, "images/level1_deselect.jpg");
         MiscUtilities.copyFile(testdir, "images/level1_selected-1lvl.jpg");
         MiscUtilities.copyFile(testdir, "images/primary-enabled.gif");
         MiscUtilities.copyFile(testdir, "images/masthead.png");
         MiscUtilities.copyFile(testdir, "images/masthead_link_enabled.gif");
         MiscUtilities.copyFile(testdir, "images/masthead_link_roll.gif");
         MiscUtilities.copyFile(testdir, "images/primary-roll.gif");
         MiscUtilities.copyFile(testdir, "images/pbdis.png");
         MiscUtilities.copyFile(testdir, "images/secondary-enabled.gif");
         MiscUtilities.copyFile(testdir, "images/pbena.png");
         MiscUtilities.copyFile(testdir, "images/tbsel.png");
         MiscUtilities.copyFile(testdir, "images/pbmou.png");
         MiscUtilities.copyFile(testdir, "images/tbuns.png");
         return testFO;
     }

     public static String collectRestResources( Collection<String> classes,
             RestSupport restSupport, final boolean oldVersion) throws IOException
     {
         StringBuilder builder = new StringBuilder();
         builder.append('{');
         if (oldVersion) {
             builder.append("Set<Class<?>> resources = new java.util.HashSet<Class<?>>();");// NOI18N
         }
         for (String clazz : classes) {
             handleResource(clazz, builder);
         }
         if (oldVersion && !restSupport.hasJersey2(true)) {
             builder.append(getJacksonProviderSnippet(restSupport));
         }
         if (oldVersion) {
             builder.append("return resources;");                // NOI18N
         }
         builder.append('}');
         return builder.toString();
     }

     public static String getJacksonProviderSnippet(RestSupport restSupport){
         boolean addJacksonProvider = MiscPrivateUtilities.hasResource(restSupport.getProject(),
                 "org/codehaus/jackson/jaxrs/JacksonJsonProvider.class");    // NOI18N
         if( !addJacksonProvider) {
             JaxRsStackSupport support = restSupport.getJaxRsStackSupport();
             if (support != null){
                 addJacksonProvider = support.isBundled(JACKSON_JSON_PROVIDER);
             }
         }
         StringBuilder builder = new StringBuilder();
         if ( addJacksonProvider ){
             builder.append("\n// following code can be used to customize Jersey 1.x JSON provider: \n");
             builder.append("try {");
             builder.append("Class jacksonProvider = Class.forName(");
             builder.append('"');
             builder.append(JACKSON_JSON_PROVIDER);
             builder.append("\");");
             builder.append("resources.add(jacksonProvider);");
             builder.append("} catch (ClassNotFoundException ex) {");
             builder.append("java.util.logging.Logger.getLogger(getClass().getName())");
             builder.append(".log(java.util.logging.Level.SEVERE, null, ex);}\n");
             return builder.toString();
         }
         else {
             return builder.toString();
         }
     }

     private static void handleResource(String className, StringBuilder builder) throws IllegalArgumentException {
         builder.append("resources.add(");       // NOI18N
         builder.append( className );
         builder.append(".class);");             // NOI18N
     }


     public static class JerseyFilter implements FileFilter {
         private final Pattern pattern;

         public JerseyFilter(String regexp) {
             pattern = Pattern.compile(regexp);
         }

         @Override
         public boolean accept(File pathname) {
             return pattern.matcher(pathname.getName()).matches();
         }
     }


 }
	/*
	* Licensed to the Apache Software Foundation (ASF) under one
	* or more contributor license agreements. See the NOTICE file
	* distributed with this work for additional information
	* regarding copyright ownership. The ASF licenses this file
	* to you under the Apache License, Version 2.0 (the
	* "License"); you may not use this file except in compliance
	* with the License. You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing,
	* software distributed under the License is distributed on an
	* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
	* KIND, either express or implied. See the License for the
	* specific language governing permissions and limitations
	* under the License.
	*/
	package org.netbeans.modules.websvc.rest;

	import com.sun.source.tree.MethodTree;
	import com.sun.source.util.SourcePositions;
	import java.io.File;
	import java.io.FileFilter;
	import java.io.IOException;
	import java.util.ArrayList;
	import java.util.Collection;
	import java.util.Collections;
	import java.util.List;
	import java.util.Set;
	import java.util.logging.Level;
	import java.util.logging.Logger;
	import java.util.regex.Pattern;
	import javax.lang.model.element.ExecutableElement;
	import javax.lang.model.element.TypeElement;
	import javax.lang.model.util.ElementFilter;
	import javax.swing.text.BadLocationException;
	import javax.swing.text.Document;
	import org.netbeans.api.j2ee.core.Profile;
	import org.netbeans.api.java.classpath.ClassPath;
	import org.netbeans.api.java.project.JavaProjectConstants;
	import org.netbeans.api.java.source.ClassIndex;
	import org.netbeans.api.java.source.ClasspathInfo;
	import org.netbeans.api.java.source.CompilationController;
	import org.netbeans.api.java.source.ElementHandle;
	import org.netbeans.api.java.source.JavaSource;
	import org.netbeans.api.java.source.SourceUtils;
	import org.netbeans.api.java.source.Task;
	import org.netbeans.api.project.Project;
	import org.netbeans.api.project.ProjectManager;
	import org.netbeans.api.project.ProjectUtils;
	import org.netbeans.api.project.SourceGroup;
	import org.netbeans.api.project.Sources;
	import org.netbeans.modules.j2ee.deployment.devmodules.api.Deployment;
	import org.netbeans.modules.j2ee.deployment.devmodules.api.InstanceRemovedException;
	import org.netbeans.modules.j2ee.deployment.devmodules.api.ServerInstance;
	import org.netbeans.modules.j2ee.deployment.devmodules.spi.J2eeModuleProvider;
	import org.netbeans.modules.javaee.specs.support.api.JaxRsStackSupport;
	import org.netbeans.modules.websvc.rest.model.api.RestApplication;
	import org.netbeans.modules.websvc.rest.model.api.RestConstants;
	import org.netbeans.modules.websvc.rest.spi.MiscUtilities;
	import org.netbeans.modules.websvc.rest.spi.RestSupport;
	import org.netbeans.spi.java.classpath.ClassPathProvider;
	import org.netbeans.spi.java.classpath.support.ClassPathSupport;
	import org.netbeans.spi.project.support.ant.AntProjectHelper;
	import org.netbeans.spi.project.support.ant.EditableProperties;
	import org.openide.filesystems.FileObject;
	import org.openide.filesystems.FileUtil;
	import org.openide.util.Mutex;
	import org.openide.util.MutexException;

	/**
	* Bunch of static utility methods which were previously bloating RestSupprt API
	* class without actually needed to be in the API. They should be further refactored
	* and moved to the right places.
	*/
	public class MiscPrivateUtilities {
	// copy pasted from Maven project:
	public static final String DEVNULL = "DEV-NULL"; //NOI18N

	private static final String JACKSON_JSON_PROVIDER =
	"org.codehaus.jackson.jaxrs.JacksonJsonProvider"; // NOI18N

	public static void setProjectProperty(final Project project, final AntProjectHelper helper, final String name, final String value, final String propertyPath) {
	if (helper == null) {
	return;
	}
	try {
	ProjectManager.mutex().writeAccess(new Mutex.ExceptionAction() {
	@Override
	public Object run() throws IOException {
	try {
	EditableProperties ep = helper.getProperties(propertyPath);
	ep.setProperty(name, value);
	helper.putProperties(propertyPath, ep);
	ProjectManager.getDefault().saveProject(project);
	} catch (IOException ioe) {
	Logger.getLogger(MiscPrivateUtilities.class.getName()).log(Level.INFO, ioe.getLocalizedMessage(), ioe);
	}
	return null;
	}
	});
	} catch (MutexException e) {
	Logger.getLogger(MiscUtilities.class.getName()).log(Level.INFO, null, e);
	}
	}

	public static ClassPath getClassPath(Project project, String type) {
	ClassPathProvider provider = project.getLookup().lookup(ClassPathProvider.class);
	if (provider == null) {
	return null;
	}
	Sources sources = project.getLookup().lookup(Sources.class);
	if (sources == null) {
	return null;
	}
	SourceGroup[] sourceGroups = sources.getSourceGroups(JavaProjectConstants.SOURCES_TYPE_JAVA);
	List<ClassPath> classPaths = new ArrayList<ClassPath>(sourceGroups.length);
	for (SourceGroup sourceGroup : sourceGroups) {
	String sourceGroupId = sourceGroup.getName();
	if (sourceGroupId != null && sourceGroupId.contains("test")) {
	// NOI18N
	continue;
	}
	FileObject rootFolder = sourceGroup.getRootFolder();
	ClassPath path = provider.findClassPath(rootFolder, type);
	classPaths.add(path);
	}
	return ClassPathSupport.createProxyClassPath(classPaths.toArray(new ClassPath[classPaths.size()]));
	}

	public static boolean hasResource(Project project, String resource) {
	SourceGroup[] sgs = ProjectUtils.getSources(project).getSourceGroups(JavaProjectConstants.SOURCES_TYPE_JAVA);
	if (sgs.length < 1) {
	return false;
	}
	FileObject sourceRoot = sgs[0].getRootFolder();
	ClassPath classPath = ClassPath.getClassPath(sourceRoot, ClassPath.COMPILE);
	if (classPath == null) {
	return false;
	}
	FileObject resourceFile = classPath.findResource(resource);
	return resourceFile != null;
	}

	public static void removeProperty(final AntProjectHelper helper, String[] propertyNames, String propertiesPath) {
	EditableProperties ep = helper.getProperties(propertiesPath);
	for (String name : propertyNames) {
	ep.remove(name);
	}
	helper.putProperties(propertiesPath, ep);
	}

	public static boolean hasApplicationResourceClass(RestSupport restSupport, final String fqn){
	List<RestApplication> applications = restSupport.getRestApplications();
	if ( applications.isEmpty() ){
	return false;
	}
	final String clazz = applications.get(0).getApplicationClass();
	final boolean[] has = new boolean[1];
	try {
	JavaSource javaSource = getJavaSourceFromClassName(restSupport.getProject(), clazz);

	if (javaSource == null ){
	return false;
	}
	javaSource.runUserActionTask(new Task<CompilationController>() {

	@Override
	public void run( final CompilationController controller )
	throws Exception
	{
	controller.toPhase(JavaSource.Phase.ELEMENTS_RESOLVED);

	TypeElement typeElement = controller.getElements()
	.getTypeElement(clazz);
	if (typeElement == null) {
	return;
	}
	TypeElement restResource = controller.getElements()
	.getTypeElement(fqn);
	if (restResource == null) {
	return;
	}
	List<ExecutableElement> methods = ElementFilter
	.methodsIn(typeElement.getEnclosedElements());
	boolean overridesGetClasses = false;
	ExecutableElement getClasses = null;
	for (ExecutableElement method : methods) {
	if (method.getSimpleName().contentEquals(RestConstants.GET_CLASSES)) {
	overridesGetClasses = true;
	}
	if (method.getSimpleName().contentEquals(ApplicationSubclassGenerator.GET_REST_RESOURCE_CLASSES) &&
	method.getParameters().isEmpty() && getClasses == null) {
	getClasses = method;
	}
	if (method.getSimpleName().contentEquals(RestConstants.GET_REST_RESOURCE_CLASSES2)) {
	getClasses = method;
	}
	}
	if (!overridesGetClasses) {
	// if Application subclass does not override getClasses method then
	// all classes are scanned automatically
	has[0] = true;
	return;
	}
	if (getClasses == null) {
	return;
	}

	final String className = restResource.getQualifiedName()
	.toString() + ".class"; // NOI18N
	final MethodTree tree = controller.getTrees().getTree(
	getClasses);
	final Document doc = controller.getDocument();
	if ( doc ==null){
	return;
	}
	doc.render(new Runnable() {

	@Override
	public void run() {
	SourcePositions srcPos = controller.getTrees()
	.getSourcePositions();
	int start = (int) srcPos.getStartPosition(
	controller.getCompilationUnit(), tree);
	int end = (int) srcPos.getEndPosition(
	controller.getCompilationUnit(), tree);

	try {
	String text = doc.getText(start, end - start + 1);
	if (text.contains(className)) {
	has[0] = true;
	}
	} catch(BadLocationException blex) {
	Logger.getLogger(MiscPrivateUtilities.class.getName()).log(Level.INFO, null, blex);
	}
	}
	});

	/*
	* List<? extends ImportTree> imports =
	* controller.getCompilationUnit().getImports(); for
	* (ImportTree importTree : imports) { importTree. }
	*/
	}

	}, true);
	}
	catch(IOException e ){
	Logger.getLogger(RestSupport.class.getName()).log(
	Level.INFO, e.getLocalizedMessage(), e);
	}

	return has[0];
	}

	private static FileObject getFileObjectFromClassName(Project p, String qualifiedClassName)
	throws IOException
	{
	FileObject root = MiscUtilities.findSourceRoot(p);
	ClasspathInfo cpInfo = ClasspathInfo.create(root);
	ClassIndex ci = cpInfo.getClassIndex();
	int beginIndex = qualifiedClassName.lastIndexOf('.')+1;
	String simple = qualifiedClassName.substring(beginIndex);
	Set<ElementHandle<TypeElement>> handles = ci.getDeclaredTypes(
	simple, ClassIndex.NameKind.SIMPLE_NAME,
	Collections.singleton(ClassIndex.SearchScope.SOURCE));
	if ( handles == null ){
	return null;
	}
	for (ElementHandle<TypeElement> handle : handles) {
	if (qualifiedClassName.equals(handle.getQualifiedName())) {
	return SourceUtils.getFile(handle, cpInfo);
	}
	}
	return null;
	}

	static JavaSource getJavaSourceFromClassName(Project p, String qualifiedClassName)
	throws IOException
	{
	FileObject fo = getFileObjectFromClassName(p, qualifiedClassName);
	if (fo != null) {
	return JavaSource.forFileObject(fo);
	} else {
	return null;
	}
	}

	public static boolean supportsTargetProfile(Project project, Profile profile){
	J2eeModuleProvider provider = (J2eeModuleProvider) project.getLookup().
	lookup(J2eeModuleProvider.class);
	String serverInstanceID = provider.getServerInstanceID();
	if ( serverInstanceID == null ){
	return false;
	}
	ServerInstance serverInstance = Deployment.getDefault().
	getServerInstance(serverInstanceID);
	try {
	Set<Profile> profiles = serverInstance.getJ2eePlatform().getSupportedProfiles();
	return profiles.contains( profile);
	}
	catch( InstanceRemovedException e ){
	return false;
	}
	}


	/**
	* Generates test client. Typically RunTestClientAction would need to call
	* this before invoke the build script target.
	*
	* @param testdir directory to write test client files in.
	* @return test file object, containing token BASE_URL_TOKEN whether used or not.
	* @throws IOException when the generation of some file fails.
	*/
	public static FileObject generateTestClient(File testdir) throws IOException {

	if (! testdir.isDirectory()) {
	FileUtil.createFolder(testdir);
	}
	String[] replaceKeys1 = {
	"TTL_TEST_RESBEANS", "MSG_TEST_RESBEANS_INFO"
	};
	String[] replaceKeys2 = {
	"MSG_TEST_RESBEANS_wadlErr", "MSG_TEST_RESBEANS_No_AJAX", "MSG_TEST_RESBEANS_Resource",
	"MSG_TEST_RESBEANS_See", "MSG_TEST_RESBEANS_No_Container", "MSG_TEST_RESBEANS_Content",
	"MSG_TEST_RESBEANS_TabularView", "MSG_TEST_RESBEANS_RawView", "MSG_TEST_RESBEANS_ResponseHeaders",
	"MSG_TEST_RESBEANS_Help", "MSG_TEST_RESBEANS_TestButton", "MSG_TEST_RESBEANS_Loading",
	"MSG_TEST_RESBEANS_Status", "MSG_TEST_RESBEANS_Headers", "MSG_TEST_RESBEANS_HeaderName",
	"MSG_TEST_RESBEANS_HeaderValue", "MSG_TEST_RESBEANS_Insert", "MSG_TEST_RESBEANS_NoContents",
	"MSG_TEST_RESBEANS_AddParamButton", "MSG_TEST_RESBEANS_Monitor", "MSG_TEST_RESBEANS_No_SubResources",
	"MSG_TEST_RESBEANS_SubResources", "MSG_TEST_RESBEANS_ChooseMethod", "MSG_TEST_RESBEANS_ChooseMime",
	"MSG_TEST_RESBEANS_Continue", "MSG_TEST_RESBEANS_AdditionalParams", "MSG_TEST_RESBEANS_INFO",
	"MSG_TEST_RESBEANS_Request", "MSG_TEST_RESBEANS_Sent", "MSG_TEST_RESBEANS_Received",
	"MSG_TEST_RESBEANS_TimeStamp", "MSG_TEST_RESBEANS_Response", "MSG_TEST_RESBEANS_CurrentSelection",
	"MSG_TEST_RESBEANS_DebugWindow", "MSG_TEST_RESBEANS_Wadl", "MSG_TEST_RESBEANS_RequestFailed",
	"MSG_TEST_RESBEANS_NoContent" // NOI18N

	};
	FileObject testFO = MiscUtilities.copyFile(testdir, RestSupport.TEST_RESBEANS_HTML, replaceKeys1, true);
	MiscUtilities.copyFile(testdir, RestSupport.TEST_RESBEANS_JS, replaceKeys2, false);
	MiscUtilities.copyFile(testdir, RestSupport.TEST_RESBEANS_CSS);
	MiscUtilities.copyFile(testdir, RestSupport.TEST_RESBEANS_CSS2);
	MiscUtilities.copyFile(testdir, "expand.gif");
	MiscUtilities.copyFile(testdir, "collapse.gif");
	MiscUtilities.copyFile(testdir, "item.gif");
	MiscUtilities.copyFile(testdir, "cc.gif");
	MiscUtilities.copyFile(testdir, "og.gif");
	MiscUtilities.copyFile(testdir, "cg.gif");
	MiscUtilities.copyFile(testdir, "app.gif");

	File testdir2 = new File(testdir, "images");
	testdir2.mkdir();
	MiscUtilities.copyFile(testdir, "images/background_border_bottom.gif");
	MiscUtilities.copyFile(testdir, "images/pbsel.png");
	MiscUtilities.copyFile(testdir, "images/bg_gradient.gif");
	MiscUtilities.copyFile(testdir, "images/pname.png");
	MiscUtilities.copyFile(testdir, "images/level1_deselect.jpg");
	MiscUtilities.copyFile(testdir, "images/level1_selected-1lvl.jpg");
	MiscUtilities.copyFile(testdir, "images/primary-enabled.gif");
	MiscUtilities.copyFile(testdir, "images/masthead.png");
	MiscUtilities.copyFile(testdir, "images/masthead_link_enabled.gif");
	MiscUtilities.copyFile(testdir, "images/masthead_link_roll.gif");
	MiscUtilities.copyFile(testdir, "images/primary-roll.gif");
	MiscUtilities.copyFile(testdir, "images/pbdis.png");
	MiscUtilities.copyFile(testdir, "images/secondary-enabled.gif");
	MiscUtilities.copyFile(testdir, "images/pbena.png");
	MiscUtilities.copyFile(testdir, "images/tbsel.png");
	MiscUtilities.copyFile(testdir, "images/pbmou.png");
	MiscUtilities.copyFile(testdir, "images/tbuns.png");
	return testFO;
	}

	public static String collectRestResources( Collection<String> classes,
	RestSupport restSupport, final boolean oldVersion) throws IOException
	{
	StringBuilder builder = new StringBuilder();
	builder.append('{');
	if (oldVersion) {
	builder.append("Set<Class<?>> resources = new java.util.HashSet<Class<?>>();");// NOI18N
	}
	for (String clazz : classes) {
	handleResource(clazz, builder);
	}
	if (oldVersion && !restSupport.hasJersey2(true)) {
	builder.append(getJacksonProviderSnippet(restSupport));
	}
	if (oldVersion) {
	builder.append("return resources;"); // NOI18N
	}
	builder.append('}');
	return builder.toString();
	}

	public static String getJacksonProviderSnippet(RestSupport restSupport){
	boolean addJacksonProvider = MiscPrivateUtilities.hasResource(restSupport.getProject(),
	"org/codehaus/jackson/jaxrs/JacksonJsonProvider.class"); // NOI18N
	if( !addJacksonProvider) {
	JaxRsStackSupport support = restSupport.getJaxRsStackSupport();
	if (support != null){
	addJacksonProvider = support.isBundled(JACKSON_JSON_PROVIDER);
	}
	}
	StringBuilder builder = new StringBuilder();
	if ( addJacksonProvider ){
	builder.append("\n// following code can be used to customize Jersey 1.x JSON provider: \n");
	builder.append("try {");
	builder.append("Class jacksonProvider = Class.forName(");
	builder.append('"');
	builder.append(JACKSON_JSON_PROVIDER);
	builder.append("\");");
	builder.append("resources.add(jacksonProvider);");
	builder.append("} catch (ClassNotFoundException ex) {");
	builder.append("java.util.logging.Logger.getLogger(getClass().getName())");
	builder.append(".log(java.util.logging.Level.SEVERE, null, ex);}\n");
	return builder.toString();
	}
	else {
	return builder.toString();
	}
	}

	private static void handleResource(String className, StringBuilder builder) throws IllegalArgumentException {
	builder.append("resources.add("); // NOI18N
	builder.append( className );
	builder.append(".class);"); // NOI18N
	}


	public static class JerseyFilter implements FileFilter {
	private final Pattern pattern;

	public JerseyFilter(String regexp) {
	pattern = Pattern.compile(regexp);
	}

	@Override
	public boolean accept(File pathname) {
	return pattern.matcher(pathname.getName()).matches();
	}
	}


	}