package net.sourceforge.phpdt.internal.compiler.ast;
+import java.util.List;
+
/**
* It will be the mother of our own ast tree for php just like the ast tree of Eclipse.
* @author Matthieu Casanova
public abstract class AstNode {
/** Starting and ending position of the node in the sources. */
- public int sourceStart, sourceEnd;
+ private int sourceStart, sourceEnd;
/**
* Create a node giving starting and ending offset
* @param sourceStart starting offset
* @param sourceEnd ending offset
*/
- public AstNode(int sourceStart, int sourceEnd) {
- this.sourceStart = sourceStart;
- this.sourceEnd = sourceEnd;
+ public AstNode(final int sourceStart, final int sourceEnd) {
+ this.setSourceStart(sourceStart);
+ this.setSourceEnd(sourceEnd);
}
/**
* @param tab the number of tabulations
* @return a String containing some spaces
*/
- public static String tabString(int tab) {
- StringBuffer s = new StringBuffer();
- for (int i = tab; i > 0; i--)
+ public static String tabString(final int tab) {
+ final StringBuffer s = new StringBuffer(2 * tab);
+ for (int i = tab; i > 0; i--) {
s.append(" "); //$NON-NLS-1$
+ }
return s.toString();
}
* @return a String
*/
public abstract String toString(int tab);
+
+ /**
+ * Get the variables from outside (parameters, globals ...)
+ * @return the variables from outside
+ */
+ public abstract List getOutsideVariable();
+
+ /**
+ * get the modified variables.
+ * @return the variables modified
+ */
+ public abstract List getModifiedVariable();
+
+ /**
+ * Get the variables used.
+ * @return the variables used
+ */
+ public abstract List getUsedVariable();
+
+ public int getSourceStart() {
+ return sourceStart;
+ }
+
+ public int getSourceEnd() {
+ return sourceEnd;
+ }
+
+ public void setSourceStart(int sourceStart) {
+ this.sourceStart = sourceStart;
+ }
+
+ public void setSourceEnd(int sourceEnd) {
+ this.sourceEnd = sourceEnd;
+ }
}