+/*
+ * Copyright (C) 2001, 2002 The Mir-coders group
+ *
+ * This file is part of Mir.
+ *
+ * Mir is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * Mir is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Mir; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * In addition, as a special exception, The Mir-coders gives permission to link
+ * the code of this program with any library licensed under the Apache Software License,
+ * The Sun (tm) Java Advanced Imaging library (JAI), The Sun JIMI library
+ * (or with modified versions of the above that use the same license as the above),
+ * and distribute linked combinations including the two. You must obey the
+ * GNU General Public License in all respects for all of the code used other than
+ * the above mentioned libraries. If you modify this file, you may extend this
+ * exception to your version of the file, but you are not obligated to do so.
+ * If you do not wish to do so, delete this exception statement from your version.
+ */
package mir.producer;
-import java.util.*;
-import java.io.*;
-import mir.entity.adapter.*;
-import mir.entity.*;
-import mir.storage.*;
-import mir.util.*;
+import java.util.Iterator;
+import java.util.Map;
+
+import mir.entity.adapter.EntityAdapterModel;
+import mir.entity.adapter.EntityIteratorAdapter;
+import mir.log.LoggerWrapper;
+import mir.util.ParameterExpander;
+import mir.util.StringRoutines;
public class EntityEnumeratingProducerNode extends ProducerNodeDecorator {
- private Map verbs;
- private EntityEnumeratingProducerNodeVerb defaultVerb;
private String key;
private EntityAdapterModel model;
private String definition;
+ private String mainTablePrefix;
+ private String extraTables;
private String skip;
private String limit;
+ private String whereClause;
+ private String orderByClause;
public EntityEnumeratingProducerNode(
- String aKey,
- EntityAdapterModel aModel, String aDefinition,
- ProducerNode aSubNode) {
+ String aKey,
+ EntityAdapterModel aModel, String aMainTablePrefix,
+ String anExtraTables, String aDefinition,
+ String aWhereClause, String anOrderByClause,
+ String aLimit, String aSkip,
+ ProducerNode aSubNode) {
super(aSubNode);
- defaultVerb = null;
- verbs = new HashMap();
model = aModel;
definition = aDefinition;
key = aKey;
- }
-
- public EntityEnumeratingProducerNode(
- String aKey,
- EntityAdapterModel aModel, String aDefinition,
- String aDefaultWhereClause, String aDefaultOrderByClause,
- ProducerNode aSubNode) {
- this(aKey, aModel, aDefinition, aDefaultWhereClause, aDefaultOrderByClause, "", "", aSubNode);
- }
-
- public EntityEnumeratingProducerNode(
- String aKey,
- EntityAdapterModel aModel, String aDefinition,
- String aDefaultWhereClause, String aDefaultOrderByClause,
- String aLimit, String aSkip,
- ProducerNode aSubNode) {
- this(aKey, aModel, aDefinition, aSubNode);
+ mainTablePrefix=aMainTablePrefix;
+ extraTables = anExtraTables;
+ whereClause = aWhereClause;
+ orderByClause = anOrderByClause;
limit= aLimit;
skip = aSkip;
- defaultVerb = new EntityEnumeratingProducerNodeVerb(aDefaultWhereClause, aDefaultOrderByClause);
}
- public void produce(Map aValueMap, String aVerb, PrintWriter aLogger) throws ProducerFailure {
- EntityEnumeratingProducerNodeVerb verb = (EntityEnumeratingProducerNodeVerb) verbs.get(aVerb);
+ public void produce(Map aValueMap, String aVerb, LoggerWrapper aLogger) throws ProducerFailure {
Iterator browser;
- if (verb==null)
- verb = defaultVerb;
-
- if (verb==null)
- throw new ProducerFailure("EntityEnumeratingProducerNode: unknown verb '"+aVerb+"'", null);
-
try {
browser = new EntityIteratorAdapter(
- ParameterExpander.expandExpression( aValueMap, verb.whereClause ),
- ParameterExpander.expandExpression( aValueMap, verb.orderByClause ),
+ mainTablePrefix,
+ StringRoutines.splitString(ParameterExpander.expandExpression( aValueMap, extraTables).trim(), ","),
+ ParameterExpander.expandExpression( aValueMap, whereClause ),
+ ParameterExpander.expandExpression( aValueMap, orderByClause ),
100,
model,
definition,
ParameterExpander.evaluateIntegerExpressionWithDefault( aValueMap, limit, -1),
ParameterExpander.evaluateIntegerExpressionWithDefault( aValueMap, skip, 0));
- while (browser.hasNext()) {
+ while (browser.hasNext() && !isAborted(aValueMap)) {
ParameterExpander.setValueForKey( aValueMap, key, browser.next());
super.produce(aValueMap, aVerb, aLogger);
}
}
catch (Throwable t) {
- throw new ProducerFailure(t.getMessage(), t);
+ aLogger.error("Exception occurred inside an EntityEnumeratingProducerNode: " + t.getMessage());
}
};
-
- public Set buildVerbSet() {
- Set set;
-
- set = super.buildVerbSet();
- set.addAll(verbs.keySet());
-
- return set;
- };
-
- public void addVerb(String aVerb, String aWhereClause, String anOrderByClause) {
- verbs.put(aVerb, new EntityEnumeratingProducerNodeVerb(aWhereClause, anOrderByClause));
- }
-
- private class EntityEnumeratingProducerNodeVerb {
- String whereClause;
- String orderByClause;
-
- EntityEnumeratingProducerNodeVerb(String aWhereClause, String anOrderByClause) {
- whereClause = aWhereClause;
- orderByClause = anOrderByClause;
- }
- }
}
\ No newline at end of file