Package: AstEmpty

AstEmpty

name	instruction	branch	complexity	line	method
AstEmpty(int)	M: 4 C: 0 0%	M: 0 C: 0 100%	M: 1 C: 0 0%	M: 2 C: 0 0%	M: 1 C: 0 0%
getType(EvaluationContext)	M: 2 C: 0 0%	M: 0 C: 0 100%	M: 1 C: 0 0%	M: 1 C: 0 0%	M: 1 C: 0 0%
getValue(EvaluationContext)	M: 53 C: 0 0%	M: 14 C: 0 0%	M: 8 C: 0 0%	M: 12 C: 0 0%	M: 1 C: 0 0%

Coverage

1: /*
2: * Copyright (c) 1997, 2018 Oracle and/or its affiliates. All rights reserved.
3: *
4: * This program and the accompanying materials are made available under the
5: * terms of the Eclipse Public License v. 2.0, which is available at
6: * http://www.eclipse.org/legal/epl-2.0.
7: *
8: * This Source Code may also be made available under the following Secondary
9: * Licenses when the conditions for such availability set forth in the
10: * Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
11: * version 2 with the GNU Classpath Exception, which is available at
12: * https://www.gnu.org/software/classpath/license.html.
13: *
14: * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
15: */
16:
17: package com.sun.el.parser;
18:
19: import java.util.Collection;
20: import java.util.Map;
21:
22: import jakarta.el.ELException;
23:
24: import com.sun.el.lang.EvaluationContext;
25:
26: /**
27: * @author Jacob Hookom [jacob@hookom.net]
28: * @version $Change: 181177 $$DateTime: 2001/06/26 08:45:09 $$Author: kchung $
29: */
30: public final class AstEmpty extends SimpleNode {
31: public AstEmpty(int id) {
32: super(id);
33: }
34:
35: @Override
36: public Class getType(EvaluationContext ctx) throws ELException {
37: return Boolean.class;
38: }
39:
40: @Override
41: public Object getValue(EvaluationContext ctx) throws ELException {
42: Object obj = this.children[0].getValue(ctx);
43:• if (obj == null) {
44: return Boolean.TRUE;
45:• } else if (obj instanceof String) {
46:• return Boolean.valueOf(((String) obj).length() == 0);
47:• } else if (obj instanceof Object[]) {
48:• return Boolean.valueOf(((Object[]) obj).length == 0);
49:• } else if (obj instanceof Collection) {
50: return Boolean.valueOf(((Collection) obj).isEmpty());
51:• } else if (obj instanceof Map) {
52: return Boolean.valueOf(((Map) obj).isEmpty());
53: }
54: return Boolean.FALSE;
55: }
56: }