1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
|
/*******************************************************************************
* Copyright (c) 2004 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.swt.tools.internal;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Set;
import java.util.StringTokenizer;
public abstract class ItemData {
HashMap params;
public ItemData(String str) {
parse(str);
}
static String[] split(String str, String separator) {
StringTokenizer tk = new StringTokenizer(str, separator);
ArrayList result = new ArrayList();
while (tk.hasMoreElements()) {
result.add(tk.nextElement());
}
return (String[])result.toArray(new String[result.size()]);
}
public String[] getFlags() {
Object flags = getParam("flags");
if (flags == null) return new String[0];
if (flags instanceof String[]) return (String[])flags;
String[] result = split((String)flags, " ");
params.put("flags", result);
return result;
}
public boolean getFlag(String flag) {
String[] flags = getFlags();
for (int i = 0; i < flags.length; i++) {
if (flags[i].equals(flag)) return true;
}
return false;
}
public Object getParam(String key) {
Object value = params.get(key);
return value == null ? "" : value;
}
public boolean getGenerate() {
return !getFlag("no_gen");
}
public void parse(String str) {
this.params = new HashMap();
if (str.length() == 0) return;
String[] params = split(str, ",");
for (int i = 0; i < params.length; i++) {
String param = params[i];
int equals = param.indexOf('=');
if (equals == -1) {
System.out.println("Error: " + str + " param " + param);
}
String key = param.substring(0, equals).trim();
String value = param.substring(equals + 1).trim();
setParam(key, value);
}
}
public void setFlags(String[] flags) {
setParam("flags", flags);
}
public void setFlag(String flag, boolean value) {
String[] flags = getFlags();
HashSet set = new HashSet(Arrays.asList(flags));
if (value) {
set.add(flag);
} else {
set.remove(flag);
}
setFlags((String[])set.toArray(new String[set.size()]));
}
public void setGenerate(boolean value) {
setFlag("no_gen", !value);
}
public void setParam(String key, Object value) {
params.put(key, value);
}
public String toString() {
StringBuffer buffer = new StringBuffer();
Set set = params.keySet();
String[] keys = (String[])set.toArray(new String[set.size()]);
Arrays.sort(keys);
for (int j = 0; j < keys.length; j++) {
String key = keys[j];
Object value = params.get(key);
String valueStr = "";
if (value instanceof String) {
valueStr = (String)value;
} else if (value instanceof String[]) {
String[] values = (String[])value;
StringBuffer valueBuffer = new StringBuffer();
for (int i = 0; i < values.length; i++) {
if (i != 0) valueBuffer.append(" ");
valueBuffer.append(values[i]);
}
valueStr = valueBuffer.toString();
} else {
valueStr = value.toString();
}
if (valueStr.length() > 0) {
if (buffer.length() != 0) buffer.append(",");
buffer.append(key);
buffer.append("=");
buffer.append(valueStr);
}
}
return buffer.toString();
}
}
|
