| /* |
| * 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.apache.jackrabbit.spi; |
| |
| import javax.jcr.RepositoryException; |
| import javax.jcr.Credentials; |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.lang.reflect.Constructor; |
| import java.lang.reflect.InvocationTargetException; |
| import java.util.Map; |
| import java.util.Properties; |
| |
| /** |
| * The <code>RepositoryServiceStub</code> is the entry point to the SPI |
| * RepositoryService. |
| */ |
| public abstract class RepositoryServiceStub { |
| |
| public static final String STUB_IMPL_PROPS = "repositoryServiceStubImpl.properties"; |
| |
| public static final String PROP_PREFIX = "org.apache.jackrabbit.spi"; |
| |
| public static final String STUB_IMPL_SYS_PROPS = PROP_PREFIX + ".properties"; |
| |
| public static final String PROP_STUB_IMPL_CLASS = PROP_PREFIX + ".repository_service_stub_impl"; |
| |
| public static final String PROP_ADMIN_PWD = "admin.pwd"; |
| |
| public static final String PROP_ADMIN_NAME = "admin.name"; |
| |
| public static final String PROP_READONLY_PWD = "readonly.pwd"; |
| |
| public static final String PROP_READONLY_NAME = "readonly.name"; |
| |
| public static final String PROP_WORKSPACE = "workspacename"; |
| |
| protected final Properties environment; |
| |
| /** |
| * Implementations of this class must overwrite this constructor. |
| * |
| * @param env the environment variables. This parameter must not be null. |
| */ |
| protected RepositoryServiceStub(Properties env) { |
| if (env == null) { |
| throw new IllegalArgumentException("Parameter 'env' must not be null!"); |
| } |
| environment = env; |
| } |
| |
| public static RepositoryServiceStub getInstance(Map configuration) throws RepositoryException { |
| Properties props = null; |
| RepositoryServiceStub stub = null; |
| String implProp = System.getProperty(RepositoryServiceStub.STUB_IMPL_SYS_PROPS); |
| if (implProp != null) { |
| File implPropFile = new File(implProp); |
| if (implPropFile.exists()) { |
| props = new Properties(); |
| try { |
| props.load(new FileInputStream(implPropFile)); |
| } catch (IOException e) { |
| throw new RepositoryException("Unable to load config file: " |
| + implProp + " " + e.toString()); |
| } |
| } else { |
| throw new RepositoryException("File does not exist: " + implProp); |
| } |
| } |
| |
| if (props == null) { |
| props = new Properties(); |
| InputStream is = RepositoryServiceStub.class.getClassLoader().getResourceAsStream(RepositoryServiceStub.STUB_IMPL_PROPS); |
| if (is != null) { |
| try { |
| props.load(is); |
| } catch (IOException e) { |
| throw new RepositoryException("Exception reading " |
| + RepositoryServiceStub.STUB_IMPL_PROPS + ": " + e.toString()); |
| } |
| } |
| } |
| |
| // overlay with configuration parameter |
| props.putAll(configuration); |
| |
| try { |
| String className = props.getProperty(RepositoryServiceStub.PROP_STUB_IMPL_CLASS); |
| if (className == null || className.length() == 0) { |
| throw new RepositoryException("Property " + RepositoryServiceStub.PROP_STUB_IMPL_CLASS + " not defined!"); |
| } |
| Class stubClass = Class.forName(className); |
| Constructor constr = stubClass.getConstructor(new Class[]{Properties.class}); |
| stub = (RepositoryServiceStub) constr.newInstance(new Object[]{props}); |
| } catch (ClassCastException e) { |
| throw new RepositoryException(e.toString()); |
| } catch (NoSuchMethodException e) { |
| throw new RepositoryException(e.toString()); |
| } catch (ClassNotFoundException e) { |
| throw new RepositoryException(e.toString()); |
| } catch (InstantiationException e) { |
| throw new RepositoryException(e.toString()); |
| } catch (IllegalAccessException e) { |
| throw new RepositoryException(e.toString()); |
| } catch (InvocationTargetException e) { |
| throw new RepositoryException(e.toString()); |
| } |
| |
| return stub; |
| } |
| |
| /** |
| * Returns a reference to the <code>RepositoryService</code> provided by this |
| * <code>RepositoryServiceStub</code>. |
| * |
| * @return |
| */ |
| public abstract RepositoryService getRepositoryService() throws RepositoryException; |
| |
| /** |
| * Returns the property with the specified <code>name</code>. If a |
| * property with the given name does not exist, <code>null</code> is |
| * returned. |
| * @param name the name of the property. |
| * @return the property, or <code>null</code> if the property does not |
| * exist. |
| */ |
| public String getProperty(String name) { |
| return environment.getProperty(name); |
| } |
| |
| public abstract Credentials getAdminCredentials() throws RepositoryException; |
| |
| public abstract Credentials getReadOnlyCredentials() throws RepositoryException; |
| } |