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Java > Open Source Codes > org > objectstyle > cayenne > wocompat > EOSQLQuery


1 /* ====================================================================
2  *
3  * The ObjectStyle Group Software License, version 1.1
4  * ObjectStyle Group - http://objectstyle.org/
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6  * Copyright (c) 2002-2005, Andrei (Andrus) Adamchik and individual authors
7  * of the software. All rights reserved.
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10  * modification, are permitted provided that the following conditions
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14  * notice, this list of conditions and the following disclaimer.
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22  * must include the following acknowlegement:
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24  * and hosted on ObjectStyle Group web site (http://objectstyle.org/)."
25  * Alternately, this acknowlegement may appear in the software itself,
26  * if and wherever such third-party acknowlegements normally appear.
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29  * or promote products derived from this software without prior written
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31  * "andrus at objectstyle dot org".
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51  * This software consists of voluntary contributions made by many
52  * individuals and hosted on ObjectStyle Group web site. For more
53  * information on the ObjectStyle Group, please see
54  * <http://objectstyle.org/>.
55  */
56 package org.objectstyle.cayenne.wocompat;
57
58 import java.util.Map JavaDoc;
59
60 import org.objectstyle.cayenne.map.ObjEntity;
61 import org.objectstyle.cayenne.query.SQLTemplate;
62
63 /**
64  * A descriptor of SQLTemplate loaded from EOModel. It is an informal "decorator" of
65  * Cayenne SQLTemplate to provide access to the extra information of WebObjects
66  * EOFetchSpecification.
67  *
68  * @author Travis Cripps
69  * @since 1.2
70  */
71 public class EOSQLQuery extends SQLTemplate {
72
73     protected Map JavaDoc plistMap;
74
75     public EOSQLQuery(ObjEntity root, Map JavaDoc plistMap) {
76         super(root, null, false);
77         this.plistMap = plistMap;
78         initFromPlist(plistMap);
79     }
80
81     protected void initFromPlist(Map JavaDoc plistMap) {
82
83         setResolvingInherited("YES".equalsIgnoreCase((String JavaDoc) plistMap.get("isDeep")));
84         setRefreshingObjects("YES".equalsIgnoreCase((String JavaDoc) plistMap
85                 .get("refreshesRefetchedObjects")));
86
87         Object JavaDoc fetchLimit = plistMap.get("fetchLimit");
88         if (fetchLimit != null) {
89             try {
90                 if (fetchLimit instanceof Number JavaDoc) {
91                     setFetchLimit(((Number JavaDoc) fetchLimit).intValue());
92                 }
93                 else {
94                     setFetchLimit(Integer.parseInt(fetchLimit.toString()));
95                 }
96             }
97             catch (NumberFormatException JavaDoc nfex) {
98                 // ignoring...
99 }
100         }
101
102         //query
103 // TODO: doesn't work with Stored Procedures.
104 Map JavaDoc hints = (Map JavaDoc) plistMap.get("hints");
105         if (hints != null && !hints.isEmpty()) {
106             String JavaDoc sqlExpression = (String JavaDoc) hints.get("EOCustomQueryExpressionHintKey");
107             if (sqlExpression != null) {
108                 setDefaultTemplate(sqlExpression);
109                 if (sqlExpression.toUpperCase().indexOf("SELECT") != -1) {
110                     setSelecting(true);
111                 }
112             }
113
114         }
115     }
116 }
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