1 /*
2 * Copyright (c) 2004, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
36 * @since 1.5
37 */
38 public class SymbolResolutionClosure implements Closure {
39 private static final boolean debug =
40 Boolean.getBoolean("SymbolResolutionClosure.debug");
41
42 private ExpressionEvaluator ee;
43
44 public SymbolResolutionClosure(ExpressionEvaluator ee) {
45 this.ee = ee;
46 }
47
48 public void visit(Object o, boolean hasNext) throws MonitorException {
49 if (! (o instanceof ColumnFormat)) {
50 return;
51 }
52
53 ColumnFormat c = (ColumnFormat)o;
54 Expression e = c.getExpression();
55 String previous = e.toString();
56 e = (Expression)ee.evaluate(e);
57 if (debug) {
58 System.out.print("Expression: " + previous + " resolved to "
59 + e.toString());
60 }
61 c.setExpression(e);
62 }
63 }
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1 /*
2 * Copyright (c) 2004, 2018, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
36 * @since 1.5
37 */
38 public class SymbolResolutionClosure implements Closure {
39 private static final boolean debug =
40 Boolean.getBoolean("SymbolResolutionClosure.debug");
41
42 private ExpressionEvaluator ee;
43
44 public SymbolResolutionClosure(ExpressionEvaluator ee) {
45 this.ee = ee;
46 }
47
48 public void visit(Object o, boolean hasNext) throws MonitorException {
49 if (! (o instanceof ColumnFormat)) {
50 return;
51 }
52
53 ColumnFormat c = (ColumnFormat)o;
54 Expression e = c.getExpression();
55 String previous = e.toString();
56 e = (Expression)ee.evaluate(e, c.isForcibly());
57 if (debug) {
58 System.out.print("Expression: " + previous + " resolved to "
59 + e.toString());
60 }
61 c.setExpression(e);
62 }
63 }
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