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Adding Annotation reading fix for device-mgt-extensions

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This commit is contained in:
mharindu 2016-07-25 19:21:08 +05:30
parent 87dbb5f9e1
commit 3457bba4a3
5 changed files with 221 additions and 6 deletions
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11
components/device-mgt/org.wso2.carbon.device.mgt.extensions/pom.xml
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@ -111,6 +111,14 @@
<groupId>org.wso2.carbon.analytics-common</groupId>
<artifactId>org.wso2.carbon.event.output.adapter.core</artifactId>
</dependency>
<dependency>
<groupId>org.wso2.carbon.apimgt</groupId>
<artifactId>org.wso2.carbon.apimgt.api</artifactId>
</dependency>
<dependency>
<groupId>org.wso2.carbon.apimgt</groupId>
<artifactId>org.wso2.carbon.apimgt.impl</artifactId>
</dependency>
</dependencies>
<build>
@ -148,7 +156,8 @@
javax.xml.*;resolution:=optional,
org.apache.commons.lang,
javax.ws.rs;version="0.0.0";resolution:=optional,
org.scannotation
org.scannotation,
org.scannotation.archiveiterator
</Import-Package>
</instructions>
</configuration>

36
components/device-mgt/org.wso2.carbon.device.mgt.extensions/src/main/java/org/wso2/carbon/device/mgt/extensions/feature/mgt/util/AnnotationProcessor.java
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@ -38,11 +38,14 @@ import javax.ws.rs.PUT;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
import javax.ws.rs.QueryParam;
import java.io.File;
import java.io.IOException;
import java.lang.annotation.Annotation;
import java.lang.reflect.InvocationHandler;
import java.lang.reflect.Method;
import java.lang.reflect.Proxy;
import java.net.MalformedURLException;
import java.net.URI;
import java.net.URL;
import java.security.AccessController;
import java.security.PrivilegedAction;
@ -80,14 +83,13 @@ public class AnnotationProcessor {
* Scan the context for classes with annotations
*/
public Set<String> scanStandardContext(String className) throws IOException {
AnnotationDB db = new AnnotationDB();
ExtendedAnnotationDB db = new ExtendedAnnotationDB();
db.addIgnoredPackages(PACKAGE_ORG_APACHE);
db.addIgnoredPackages(PACKAGE_ORG_CODEHAUS);
db.addIgnoredPackages(PACKAGE_ORG_SPRINGFRAMEWORK);
URL[] libPath = WarUrlFinder.findWebInfLibClasspaths(servletContext);
URL classPath = WarUrlFinder.findWebInfClassesPath(servletContext);
URL[] urls = (URL[]) ArrayUtils.add(libPath, libPath.length, classPath);
db.scanArchives(urls);
URL classPath = findWebInfClassesPath(servletContext);
db.scanArchives(classPath);
//Returns a list of classes with given Annotation
return db.getAnnotationIndex().get(className);
@ -276,4 +278,28 @@ public class AnnotationProcessor {
return null;
}
}
/**
* Find the URL pointing to "/WEB-INF/classes" This method may not work in conjunction with IteratorFactory
* if your servlet container does not extract the /WEB-INF/classes into a real file-based directory
*
* @param servletContext
* @return null if cannot determin /WEB-INF/classes
*/
public static URL findWebInfClassesPath(ServletContext servletContext)
{
String path = servletContext.getRealPath("/WEB-INF/classes");
if (path == null) return null;
File fp = new File(path);
if (fp.exists() == false) return null;
try
{
URI uri = fp.toURI();
return uri.toURL();
}
catch (MalformedURLException e)
{
throw new RuntimeException(e);
}
}
}

92
components/device-mgt/org.wso2.carbon.device.mgt.extensions/src/main/java/org/wso2/carbon/device/mgt/extensions/feature/mgt/util/ExtendedAnnotationDB.java Normal file
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@ -0,0 +1,92 @@
/*
* Copyright (c) 2014, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
*
* Licensed 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.wso2.carbon.device.mgt.extensions.feature.mgt.util;
import org.scannotation.AnnotationDB;
import org.scannotation.archiveiterator.Filter;
import org.scannotation.archiveiterator.StreamIterator;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
public class ExtendedAnnotationDB extends AnnotationDB {
public ExtendedAnnotationDB() {
super();
}
public void scanArchives(URL... urls) throws IOException {
URL[] arr$ = urls;
int len$ = urls.length;
for(int i$ = 0; i$ < len$; ++i$) {
URL url = arr$[i$];
Filter filter = new Filter() {
public boolean accepts(String filename) {
if(filename.endsWith(".class")) {
if(filename.startsWith("/") || filename.startsWith("\\")) {
filename = filename.substring(1);
}
if(!ExtendedAnnotationDB.this.ignoreScan(filename.replace('/', '.'))) {
return true;
}
}
return false;
}
};
StreamIterator it = ExtendedIteratorFactory.create(url, filter);
InputStream stream;
while((stream = it.next()) != null) {
this.scanClass(stream);
}
}
}
private boolean ignoreScan(String intf) {
String[] arr$;
int len$;
int i$;
String ignored;
if(this.scanPackages != null) {
arr$ = this.scanPackages;
len$ = arr$.length;
for(i$ = 0; i$ < len$; ++i$) {
ignored = arr$[i$];
if(intf.startsWith(ignored + ".")) {
return false;
}
}
return true;
} else {
arr$ = this.ignoredPackages;
len$ = arr$.length;
for(i$ = 0; i$ < len$; ++i$) {
ignored = arr$[i$];
if(intf.startsWith(ignored + ".")) {
return true;
}
}
return false;
}
}
}

34
components/device-mgt/org.wso2.carbon.device.mgt.extensions/src/main/java/org/wso2/carbon/device/mgt/extensions/feature/mgt/util/ExtendedFileProtocolIteratorFactory.java Normal file
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@ -0,0 +1,34 @@
/*
* Copyright (c) 2014, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
*
* Licensed 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.wso2.carbon.device.mgt.extensions.feature.mgt.util;
import org.scannotation.archiveiterator.*;
import java.io.File;
import java.io.IOException;
import java.net.URL;
public class ExtendedFileProtocolIteratorFactory implements DirectoryIteratorFactory {
private static final String ENCODING_SCHEME = "UTF-8";
@Override
public StreamIterator create(URL url, Filter filter) throws IOException {
File f = new File(java.net.URLDecoder.decode(url.getPath(), ENCODING_SCHEME));
return f.isDirectory()?new FileIterator(f, filter):new JarIterator(url.openStream(), filter);
}
}

54
components/device-mgt/org.wso2.carbon.device.mgt.extensions/src/main/java/org/wso2/carbon/device/mgt/extensions/feature/mgt/util/ExtendedIteratorFactory.java Normal file
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@ -0,0 +1,54 @@
/*
* Copyright (c) 2014, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
*
* Licensed 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.wso2.carbon.device.mgt.extensions.feature.mgt.util;
import org.scannotation.archiveiterator.DirectoryIteratorFactory;
import org.scannotation.archiveiterator.Filter;
import org.scannotation.archiveiterator.JarIterator;
import org.scannotation.archiveiterator.StreamIterator;
import java.io.IOException;
import java.net.URL;
import java.util.concurrent.ConcurrentHashMap;
public class ExtendedIteratorFactory {
private static final ConcurrentHashMap<String, DirectoryIteratorFactory> registry = new ConcurrentHashMap();
public static StreamIterator create(URL url, Filter filter) throws IOException {
String urlString = url.toString();
if(urlString.endsWith("!/")) {
urlString = urlString.substring(4);
urlString = urlString.substring(0, urlString.length() - 2);
url = new URL(urlString);
}
if(!urlString.endsWith("/")) {
return new JarIterator(url.openStream(), filter);
} else {
DirectoryIteratorFactory factory = registry.get(url.getProtocol());
if(factory == null) {
throw new IOException("Unable to scan directory of protocol: " + url.getProtocol());
} else {
return factory.create(url, filter);
}
}
}
static {
registry.put("file", new ExtendedFileProtocolIteratorFactory());
}
}