package net.sourceforge.phpdt.internal.compiler.ast;
+import net.sourceforge.phpdt.internal.compiler.ast.declarations.VariableUsage;
+
+import java.util.List;
+import java.util.ArrayList;
+
/**
* A list expression.
* it could be list($v1,$v2), list(,$v2) ...
public String[] vars;
public Expression expression;
- public ListExpression(String[] vars,
- Expression expression,
- int sourceStart,
- int sourceEnd) {
+ public ListExpression(final String[] vars,
+ final Expression expression,
+ final int sourceStart,
+ final int sourceEnd) {
super(sourceStart, sourceEnd);
this.vars = vars;
this.expression = expression;
}
- public ListExpression(String[] vars,
- int sourceStart,
- int sourceEnd) {
+ public ListExpression(final String[] vars,
+ final int sourceStart,
+ final int sourceEnd) {
super(sourceStart, sourceEnd);
this.vars = vars;
}
public String toStringExpression() {
final StringBuffer buff = new StringBuffer("list(");
for (int i = 0; i < vars.length; i++) {
- String var = vars[i];
+ final String var = vars[i];
if (i != 0) {
buff.append(", ");
}
}
return buff.toString();
}
+
+ /**
+ * Get the variables from outside (parameters, globals ...)
+ * @return the variables from outside
+ */
+ public List getOutsideVariable() {
+ return new ArrayList();
+ }
+
+ /**
+ * get the modified variables.
+ * @return the variables from we change value
+ */
+ public List getModifiedVariable() {
+ final ArrayList list = new ArrayList();
+ for (int i = 0; i < vars.length; i++) {
+ list.add(new VariableUsage(vars[i],sourceStart));
+ }
+ if (expression != null) {
+ list.addAll(expression.getModifiedVariable());
+ }
+ return list;
+ }
+
+ /**
+ * Get the variables used.
+ * @return the variables used
+ */
+ public List getUsedVariable() {
+ final ArrayList list = new ArrayList();
+ if (expression != null) {
+ list.addAll(expression.getUsedVariable());
+ }
+ return list;
+ }
}