53 |
*/ |
*/ |
54 |
final class ParameterNode |
final class ParameterNode |
55 |
extends TemplateNode |
extends TemplateNode |
56 |
|
implements Comparable |
57 |
{ |
{ |
58 |
|
|
59 |
final String name; |
final QName name; |
60 |
final Expr select; |
final Expr select; |
61 |
final boolean global; |
final int type; |
62 |
|
|
63 |
ParameterNode(String name, Expr select, boolean global) |
ParameterNode(QName name, Expr select, int type) |
64 |
{ |
{ |
65 |
this.name = name; |
this.name = name; |
66 |
this.select = select; |
this.select = select; |
67 |
this.global = global; |
this.type = type; |
68 |
} |
} |
69 |
|
|
70 |
TemplateNode clone(Stylesheet stylesheet) |
TemplateNode clone(Stylesheet stylesheet) |
71 |
{ |
{ |
72 |
TemplateNode ret = new ParameterNode(name, |
TemplateNode ret = new ParameterNode(name, |
73 |
select.clone(stylesheet), |
select.clone(stylesheet), |
74 |
global); |
type); |
75 |
if (children != null) |
if (children != null) |
76 |
{ |
{ |
77 |
ret.children = children.clone(stylesheet); |
ret.children = children.clone(stylesheet); |
84 |
} |
} |
85 |
|
|
86 |
void doApply(Stylesheet stylesheet, QName mode, |
void doApply(Stylesheet stylesheet, QName mode, |
87 |
Node context, int pos, int len, |
Node context, int pos, int len, |
88 |
Node parent, Node nextSibling) |
Node parent, Node nextSibling) |
89 |
throws TransformerException |
throws TransformerException |
90 |
{ |
{ |
91 |
boolean apply = global || !stylesheet.bindings.containsKey(name, global); |
// push the variable context |
92 |
if (apply) |
stylesheet.bindings.push(type); |
93 |
|
// set the variable |
94 |
|
Object value = getValue(stylesheet, mode, context, pos, len); |
95 |
|
if (value != null) |
96 |
{ |
{ |
97 |
// push the variable context |
stylesheet.bindings.set(name, value, type); |
98 |
stylesheet.bindings.push(global); |
if (stylesheet.debug) |
|
// set the variable |
|
|
Object value = getValue(stylesheet, mode, context, pos, len); |
|
|
if (value != null) |
|
99 |
{ |
{ |
100 |
stylesheet.bindings.set(name, value, global); |
System.err.println(this + ": set to " + value); |
101 |
} |
} |
102 |
} |
} |
103 |
// variable and param don't process children as such |
// variable and param don't process children as such |
108 |
context, pos, len, |
context, pos, len, |
109 |
parent, nextSibling); |
parent, nextSibling); |
110 |
} |
} |
111 |
if (apply) |
// pop the variable context |
112 |
{ |
stylesheet.bindings.pop(type); |
|
// pop the variable context |
|
|
stylesheet.bindings.pop(global); |
|
|
} |
|
113 |
} |
} |
114 |
|
|
115 |
Object getValue(Stylesheet stylesheet, QName mode, |
Object getValue(Stylesheet stylesheet, QName mode, |
134 |
} |
} |
135 |
} |
} |
136 |
|
|
137 |
|
public boolean references(QName var) |
138 |
|
{ |
139 |
|
if (select != null && select.references(var)) |
140 |
|
{ |
141 |
|
return true; |
142 |
|
} |
143 |
|
return super.references(var); |
144 |
|
} |
145 |
|
|
146 |
|
public int compareTo(Object other) |
147 |
|
{ |
148 |
|
if (other instanceof ParameterNode) |
149 |
|
{ |
150 |
|
ParameterNode pn = (ParameterNode) other; |
151 |
|
boolean r1 = references(pn.name); |
152 |
|
boolean r2 = pn.references(name); |
153 |
|
if (r1 && r2) |
154 |
|
{ |
155 |
|
throw new IllegalArgumentException("circular definitions"); |
156 |
|
} |
157 |
|
if (r1) |
158 |
|
{ |
159 |
|
return 1; |
160 |
|
} |
161 |
|
if (r2) |
162 |
|
{ |
163 |
|
return -1; |
164 |
|
} |
165 |
|
} |
166 |
|
return 0; |
167 |
|
} |
168 |
|
|
169 |
public String toString() |
public String toString() |
170 |
{ |
{ |
171 |
StringBuffer buf = new StringBuffer(getClass().getName()); |
StringBuffer buf = new StringBuffer(getClass().getName()); |
177 |
buf.append(",select="); |
buf.append(",select="); |
178 |
buf.append(select); |
buf.append(select); |
179 |
} |
} |
180 |
if (global) |
buf.append(",type="); |
181 |
|
switch (type) |
182 |
{ |
{ |
183 |
buf.append(",global"); |
case Bindings.VARIABLE: |
184 |
|
buf.append("variable"); |
185 |
|
break; |
186 |
|
case Bindings.PARAM: |
187 |
|
buf.append("param"); |
188 |
|
break; |
189 |
|
case Bindings.WITH_PARAM: |
190 |
|
buf.append("with-param"); |
191 |
|
break; |
192 |
} |
} |
193 |
buf.append(']'); |
buf.append(']'); |
194 |
return buf.toString(); |
return buf.toString(); |