The methods to get variables do not instantiate ArrayList each time, only one is...

[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpdt / internal / compiler / ast / EchoStatement.java

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/EchoStatement.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/EchoStatement.java
index 440556f..84e1819 100644 (file)
--- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/EchoStatement.java
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/EchoStatement.java
@@ -1,6 +1,11 @@
 package net.sourceforge.phpdt.internal.compiler.ast;
 
+import java.util.List;
+import java.util.ArrayList;
+
 /**
+ * an echo statement.
+ * echo something;
  * @author Matthieu Casanova
  */
 public class EchoStatement extends Statement {
@@ -8,18 +13,18 @@ public class EchoStatement extends Statement {
   /** An array of expressions in this echo statement. */
   public Expression[] expressions;
 
-  public EchoStatement (Expression[] expressions, int sourceStart) {
-    super(sourceStart, expressions[expressions.length-1].sourceEnd);
+  public EchoStatement (final Expression[] expressions, final int sourceStart, final int sourceEnd) {
+    super(sourceStart, sourceEnd);
     this.expressions = expressions;
   }
 
   public String toString() {
-    StringBuffer buff = new StringBuffer("echo ");
+    final StringBuffer buff = new StringBuffer("echo ");//$NON-NLS-1$
     for (int i = 0; i < expressions.length; i++) {
       if (i != 0) {
-        buff.append(", ");
+        buff.append(", ");//$NON-NLS-1$
       }
-      buff.append(expressions[i].toString());
+      buff.append(expressions[i].toStringExpression());
     }
     return buff.toString();
   }
@@ -29,7 +34,37 @@ public class EchoStatement extends Statement {
    * @param tab how many tabs (not used here
    * @return a String
    */
-  public String toString(int tab) {
-    return tabString(tab) + toString();
+  public String toString(final int tab) {
+    final String tabs = tabString(tab);
+    final String str = toString();
+    final StringBuffer buff = new StringBuffer(tabs.length()+str.length());
+    return buff.toString();
+  }
+
+  /**
+   * Get the variables from outside (parameters, globals ...)
+   */
+  public void getOutsideVariable(final List list) {
+    for (int i = 0; i < expressions.length; i++) {
+      expressions[i].getOutsideVariable(list);
+    }
+  }
+
+  /**
+   * get the modified variables.
+   */
+  public void getModifiedVariable(final List list) {
+    for (int i = 0; i < expressions.length; i++) {
+      expressions[i].getModifiedVariable(list);
+    }
+  }
+
+  /**
+   * Get the variables used.
+   */
+  public void getUsedVariable(final List list) {
+    for (int i = 0; i < expressions.length; i++) {
+      expressions[i].getUsedVariable(list);
+    }
   }
 }