Revision 44139 trunk/org.gvsig.desktop/org.gvsig.desktop.library/org.gvsig.expressionevaluator/org.gvsig.expressionevaluator.lib/org.gvsig.expressionevaluator.lib.api/src/main/java/org/gvsig/expressionevaluator/spi/AbstractSymbolTable.java
| AbstractSymbolTable.java | ||
|---|---|---|
| 48 | 48 |
protected final List<SymbolTable> symbolTables; |
| 49 | 49 |
protected Map<String, Object> vars; |
| 50 | 50 |
protected Map<String, Function> functions; |
| 51 |
protected Map<String, Function> functionAlias; |
|
| 51 | 52 |
protected List<Script> scripts; |
| 52 | 53 |
|
| 53 | 54 |
public AbstractSymbolTable() {
|
| ... | ... | |
| 59 | 60 |
this.symbolTables = new ArrayList<>(); |
| 60 | 61 |
this.vars = null; |
| 61 | 62 |
this.functions = null; |
| 63 |
this.functionAlias = null; |
|
| 62 | 64 |
this.scripts = null; |
| 63 | 65 |
} |
| 64 | 66 |
|
| ... | ... | |
| 72 | 74 |
throw new IllegalArgumentException("function can't be null");
|
| 73 | 75 |
} |
| 74 | 76 |
this.getFunctions().put(function.name().toUpperCase(), function); |
| 77 |
List<String> aliases = function.aliases(); |
|
| 78 |
if( aliases == null || aliases.isEmpty() ) {
|
|
| 79 |
return; |
|
| 80 |
} |
|
| 81 |
Map<String, Function> theFunctionAlias = this.getFunctionAlias(); |
|
| 82 |
for (String alias : aliases) {
|
|
| 83 |
if( alias!=null ) {
|
|
| 84 |
theFunctionAlias.put(alias, function); |
|
| 85 |
} |
|
| 86 |
} |
|
| 75 | 87 |
} |
| 76 | 88 |
|
| 77 | 89 |
@Override |
| ... | ... | |
| 96 | 108 |
return this.functions; |
| 97 | 109 |
} |
| 98 | 110 |
|
| 111 |
protected Map<String, Function> getFunctionAlias() {
|
|
| 112 |
if (this.functionAlias == null) {
|
|
| 113 |
this.functionAlias = new HashMap<>(); |
|
| 114 |
} |
|
| 115 |
return this.functionAlias; |
|
| 116 |
} |
|
| 117 |
|
|
| 99 | 118 |
protected List<Script> getScripts() {
|
| 100 | 119 |
if (this.scripts == null) {
|
| 101 | 120 |
this.scripts = new ArrayList<>(); |
| ... | ... | |
| 151 | 170 |
return this.functions.get(name); |
| 152 | 171 |
} |
| 153 | 172 |
} |
| 173 |
if (this.functionAlias != null) {
|
|
| 174 |
name = name.toUpperCase(); |
|
| 175 |
if (this.functionAlias.containsKey(name)) {
|
|
| 176 |
return this.functionAlias.get(name); |
|
| 177 |
} |
|
| 178 |
} |
|
| 154 | 179 |
for (SymbolTable other : this.symbolTables) {
|
| 155 | 180 |
Function fn = other.function(name); |
| 156 | 181 |
if (fn != null) {
|
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