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1 package org.drools.jsr94.rules.admin; 2 3 /* 4 $Id: RuleExecutionSetProviderImpl.java,v 1.4 2003/06/19 09:28:35 tdiesler Exp $ 5 6 Copyright 2002 (C) The Werken Company. All Rights Reserved. 7 8 Redistribution and use of this software and associated documentation 9 ("Software"), with or without modification, are permitted provided 10 that the following conditions are met: 11 12 1. Redistributions of source code must retain copyright 13 statements and notices. Redistributions must also contain a 14 copy of this document. 15 16 2. Redistributions in binary form must reproduce the 17 above copyright notice, this list of conditions and the 18 following disclaimer in the documentation and/or other 19 materials provided with the distribution. 20 21 3. The name "drools" must not be used to endorse or promote 22 products derived from this Software without prior written 23 permission of The Werken Company. For written permission, 24 please contact bob@werken.com. 25 26 4. Products derived from this Software may not be called "drools" 27 nor may "drools" appear in their names without prior written 28 permission of The Werken Company. "drools" is a registered 29 trademark of The Werken Company. 30 31 5. Due credit should be given to The Werken Company. 32 (http://drools.werken.com/). 33 34 THIS SOFTWARE IS PROVIDED BY THE WERKEN COMPANY AND CONTRIBUTORS 35 ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT 36 NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND 37 FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 38 THE WERKEN COMPANY OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 39 INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 40 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 41 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 42 HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 43 STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 44 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 45 OF THE POSSIBILITY OF SUCH DAMAGE. 46 47 */ 48 49 import org.drools.io.RuleSetLoader; 50 import org.drools.jsr94.rules.NotImplementedException; 51 import org.w3c.dom.Document; 52 53 import javax.rules.admin.RuleExecutionSet; 54 import javax.rules.admin.RuleExecutionSetCreateException; 55 import javax.rules.admin.RuleExecutionSetProvider; 56 import java.io.IOException; 57 import java.io.Serializable; 58 import java.net.URL; 59 import java.rmi.RemoteException; 60 import java.util.List; 61 import java.util.Map; 62 63 /*** 64 * The <code>RuleExecutionSetProvider</code> interface defines <code>RuleExecutionSet</code>  65 * creation methods for defining <code>RuleExecutionSets</code>  66 * from potentially serializable resources. 67 * 68 * @see RuleExecutionSetProvider 69 * 70 * @author <a href="mailto:thomas.diesler@softcon-itec.de">thomas diesler</a> 71 */ 72 public class RuleExecutionSetProviderImpl implements RuleExecutionSetProvider 73 { 74 75 /*** 76 * Creates a <code>RuleExecutionSet</code> implementation from an XML Document and additional 77 * vendor-specific properties. 78 * 79 * @see RuleExecutionSetProvider#createRuleExecutionSet(Document,Map) 80 */ 81 public RuleExecutionSet createRuleExecutionSet( Document document, Map properties ) throws RuleExecutionSetCreateException, RemoteException 82 { 83 // [TODO] 84 throw new NotImplementedException(); 85 } 86 87 /*** 88 * Creates a <code>RuleExecutionSet</code> implementation from a vendor specific AST representation 89 * and vendor-specific properties. 90 * 91 * @see RuleExecutionSetProvider#createRuleExecutionSet(Serializable,Map) 92 */ 93 public RuleExecutionSet createRuleExecutionSet( Serializable serializable, Map properties ) throws RuleExecutionSetCreateException, RemoteException 94 { 95 LocalRuleExecutionSetProviderImpl localRuleExecutionSetProvider = new LocalRuleExecutionSetProviderImpl(); 96 return localRuleExecutionSetProvider.createRuleExecutionSet( serializable, properties ); 97 } 98 99 /*** 100 * Creates a <code>RuleExecutionSet</code> implementation from a URI. 101 * 102 * @see RuleExecutionSetProvider#createRuleExecutionSet(String,Map) 103 */ 104 public RuleExecutionSet createRuleExecutionSet( String ruleExecutionSetUri, Map properties ) throws RuleExecutionSetCreateException, IOException, RemoteException 105 { 106 try 107 { 108 LocalRuleExecutionSetProviderImpl localRuleExecutionSetProvider = new LocalRuleExecutionSetProviderImpl(); 109 RuleSetLoader ruleSetLoader = new RuleSetLoader(); 110 List droolRules = ruleSetLoader.load( new URL( ruleExecutionSetUri ) ); 111 return localRuleExecutionSetProvider.createRuleExecutionSet( droolRules, properties ); 112 113 } 114 catch ( IOException ex ) 115 { 116 throw ex; 117 } 118 catch ( Exception ex ) 119 { 120 throw new RuleExecutionSetCreateException( "cannot create rule set", ex ); 121 } 122 } 123 }

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