net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/parser/UninitializedVariableHandler.java

   1 package net.sourceforge.phpdt.internal.compiler.parser;
   2
   3 import java.util.ArrayList;
   4
   5 public class UninitializedVariableHandler {
   6
   7         private class Function {
   8                 private int count;
   9
  10                 private String name;
  11
  12                 public Function(String name, int count) {
  13                         this.name = name;
  14                         this.count = count;
  15                 }
  16         }
  17
  18         private String functionName = null;
  19
  20         private int argumentCount = 0;
  21
  22         private ArrayList functions = new ArrayList();
  23
  24         public UninitializedVariableHandler() {
  25                 add("ereg", 3);
  26                 add("eregi", 3);
  27                 add("fsockopen", 3);
  28                 add("preg_match", 3);
  29                 add("preg_match_all", 3);
  30                 add("preg_replace", 5);
  31                 add("preg_replace_callback", 5);
  32         }
  33
  34         private void add(String name, int countFrom) {
  35                 functions.add(new Function(name, countFrom));
  36         }
  37
  38         protected boolean reportError() {
  39                 if (functionName != null) {
  40                         for (int i = 0; i < functions.size(); i++) {
  41                                 Function function = (Function) functions.get(i);
  42                                 if (functionName.equalsIgnoreCase(function.name)
  43                                                 && argumentCount >= function.count) {
  44                                         return false;
  45                                 }
  46                         }
  47                 }
  48                 return true;
  49         }
  50
  51         public void setFunctionName(String functionName) {
  52                 this.functionName = functionName;
  53         }
  54
  55         public void incrementArgumentCount() {
  56                 argumentCount++;
  57         }
  58 }