2 * Copyright (C) 2001, 2002 The Mir-coders group
4 * This file is part of Mir.
6 * Mir is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * Mir is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with Mir; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 * In addition, as a special exception, The Mir-coders gives permission to link
21 * the code of this program with any library licensed under the Apache Software License,
22 * The Sun (tm) Java Advanced Imaging library (JAI), The Sun JIMI library
23 * (or with modified versions of the above that use the same license as the above),
24 * and distribute linked combinations including the two. You must obey the
25 * GNU General Public License in all respects for all of the code used other than
26 * the above mentioned libraries. If you modify this file, you may extend this
27 * exception to your version of the file, but you are not obligated to do so.
28 * If you do not wish to do so, delete this exception statement from your version.
30 package mir.producer.reader;
32 import java.util.HashMap;
33 import java.util.HashSet;
34 import java.util.Iterator;
37 import java.util.Stack;
39 import mir.log.LoggerWrapper;
40 import mir.producer.CompositeProducerNode;
41 import mir.producer.ProducerExc;
42 import mir.producer.ProducerFailure;
43 import mir.producer.ProducerNode;
45 public class ScriptedProducerNodeDefinition {
46 private Map integerParameters; // name -> default value
47 private Map stringParameters; // name -> default value
48 private Set nodeParameters;
49 private ProducerNode body;
52 public static String SCRIPTED_PRODUCERNODE_RUNTIMEDATA_KEY = "$SCRIPTRUNTIMEDATA";
53 public static String SCRIPTED_PRODUCERNODE_RUNTIMESTACK_KEY = "stack";
55 public ScriptedProducerNodeDefinition(String aName) {
57 integerParameters = new HashMap();
58 stringParameters = new HashMap();
59 nodeParameters = new HashSet();
60 body = new CompositeProducerNode();
63 public void addStringParameter(String aName, String aDefaultValue) {
64 stringParameters.put(aName, aDefaultValue);
67 public void addIntegerParameter(String aName, String aDefaultValue) {
68 integerParameters.put(aName, aDefaultValue);
71 public void addNodeParameter(String aName) {
72 nodeParameters.add(aName);
75 public void setBody(ProducerNode aBody) {
79 protected Map getStringParameters() {
80 return stringParameters;
83 protected Map getIntegerParameters() {
84 return integerParameters;
87 protected Set getNodeParameters() {
88 return nodeParameters;
91 protected ProducerNode getBody() {
95 public String getName() {
99 public Set getRequiredAttributes() {
100 return getAttributesSelection(true);
103 public Set getOptionalAttributes() {
104 return getAttributesSelection(false);
107 public Set getAttributesSelection(boolean aRequired) {
108 Set result = new HashSet();
109 Iterator i = stringParameters.entrySet().iterator();
111 while (i.hasNext()) {
112 Map.Entry entry = (Map.Entry) i.next();
114 if ((entry.getValue() == null) == aRequired ) {
115 result.add(entry.getKey());
119 i = integerParameters.entrySet().iterator();
121 while (i.hasNext()) {
122 Map.Entry entry = (Map.Entry) i.next();
124 if ((entry.getValue() == null) == aRequired ) {
125 result.add(entry.getKey());
133 protected static class NodeParameterProducerNode implements ProducerNode {
134 private String parameterName;
135 private String definitionName;
137 public NodeParameterProducerNode(String aDefinitionName, String aParameterName) {
138 definitionName = aDefinitionName;
139 parameterName = aParameterName;
142 public void produce(Map aValues, String aVerb, LoggerWrapper aLogger) throws ProducerExc, ProducerFailure {
143 ProducerNode producerNode;
145 Map runTimeData = (Map) ((Map) aValues.get(SCRIPTED_PRODUCERNODE_RUNTIMEDATA_KEY)).get(definitionName);
146 Map parameters = (Map) ((Stack) runTimeData.get( SCRIPTED_PRODUCERNODE_RUNTIMESTACK_KEY )).peek();
148 producerNode = (ProducerNode) parameters.get(parameterName);
150 if (producerNode != null)
151 producerNode.produce(aValues, aVerb, aLogger);
154 public Set buildVerbSet() {
155 return new HashSet();