+++ /dev/null
-/*
- * Copyright (C) 2007-2012 Argeo GmbH
- *
- * 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.argeo.server.json;
-
-import java.util.HashMap;
-import java.util.Map;
-
-import org.apache.commons.logging.Log;
-import org.apache.commons.logging.LogFactory;
-import org.argeo.ArgeoException;
-import org.codehaus.jackson.map.ObjectMapper;
-import org.osgi.framework.BundleContext;
-import org.springframework.beans.factory.InitializingBean;
-import org.springframework.osgi.context.BundleContextAware;
-import org.springframework.osgi.util.BundleDelegatingClassLoader;
-
-public class JsonObjectFactoryImpl implements JsonObjectFactory,
- BundleContextAware, InitializingBean {
- private final static Log log = LogFactory
- .getLog(JsonObjectFactoryImpl.class);
-
- private BundleContext bundleContext;
- private ClassLoader classLoader = getClass().getClassLoader();
-
- private ObjectMapper objectMapper = new ObjectMapper();
- private Map<String, Class<?>> supportedTypes = new HashMap<String, Class<?>>();
-
- public Boolean supports(String type) {
- if (supportedTypes.containsKey(type))
- return true;
-
- return loadClass(type) != null ? true : false;
- }
-
- @SuppressWarnings("unchecked")
- public <T> T readValue(String type, String str) {
- final Class<?> clss;
- if (supportedTypes.containsKey(type))
- clss = supportedTypes.get(type);
- else {
- clss = loadClass(type);
- if (clss == null)
- throw new ArgeoException("Cannot find type " + type);
- }
-
- try {
- return (T) objectMapper.readValue(str, clss);
- } catch (Exception e) {
- throw new ArgeoException("Cannot deserialize " + str
- + " (type=" + type + ")", e);
- }
- }
-
- public void setSupportedTypes(Map<String, Class<?>> supportedTypes) {
- this.supportedTypes = supportedTypes;
- }
-
- protected Class<?> loadClass(String type) {
- try {
- return classLoader.loadClass(type);
- } catch (ClassNotFoundException e) {
- if (log.isDebugEnabled())
- log.debug("BundleDelegatingClassLoader.loadClass failed: " + e);
- }
-
- return null;
- }
-
- public void setBundleContext(BundleContext bundleContext) {
- this.bundleContext = bundleContext;
- }
-
- public void afterPropertiesSet() throws Exception {
- classLoader = BundleDelegatingClassLoader
- .createBundleClassLoaderFor(bundleContext.getBundle());
- }
-}