diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/ASTCompletionNode.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/ASTCompletionNode.java
index 812e88d9014..d4dc4c56c97 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/ASTCompletionNode.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/ASTCompletionNode.java
@@ -30,10 +30,20 @@ public class ASTCompletionNode {
 	private IToken completionToken;
 	private List names = new ArrayList();
 
+	/**
+	 * Only constructor.
+	 * 
+	 * @param completionToken - the completion token
+	 */
 	public ASTCompletionNode(IToken completionToken) {
 		this.completionToken = completionToken;
 	}
 
+	/**
+	 * Add a name to node.
+	 * 
+	 * @param name
+	 */
 	public void addName(IASTName name) {
 		names.add(name);
 	}
@@ -48,10 +58,21 @@ public class ASTCompletionNode {
 		return completionToken.getImage();
 	}
 
+	/**
+	 * Get the length of the completion point.
+	 * 
+	 * @return length of completion token
+	 */
 	public int getLength() {
 		return completionToken.getLength();
 	}
 	
+	
+	/**
+	 * Get a list of names that fit in this context.
+	 * 
+	 * @return array of IASTName's
+	 */
 	public IASTName[] getNames() {
 		return (IASTName[])names.toArray(new IASTName[names.size()]);
 	}
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/ASTNodeProperty.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/ASTNodeProperty.java
index 8da2987bf10..4a07d016d4d 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/ASTNodeProperty.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/ASTNodeProperty.java
@@ -23,7 +23,7 @@ public class ASTNodeProperty {
 	private String name;
 
     /**
-     * @param n
+     * @param n name
      */
     public ASTNodeProperty(String n) {
         this.name = n;
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/ASTVisitor.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/ASTVisitor.java
index 97ecf1e2148..86fabe74e48 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/ASTVisitor.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/ASTVisitor.java
@@ -18,6 +18,10 @@ import org.eclipse.cdt.core.dom.ast.IASTEnumerationSpecifier.IASTEnumerator;
 
 
 public abstract class ASTVisitor {
+	
+	/**
+	 * These values should be overriden in the implementation subclass.
+	 */
 	public boolean shouldVisitNames          = false;
 	public boolean shouldVisitDeclarations   = false;
 	public boolean shouldVisitInitializers   = false;
@@ -37,7 +41,11 @@ public abstract class ASTVisitor {
 	public final static int PROCESS_ABORT    = 2;
 	public final static int PROCESS_CONTINUE = 3;
     
-    
+    /**
+     * 
+     * visit methods
+     * 
+     */
 	public int visit( IASTTranslationUnit tu ) 		{ return PROCESS_CONTINUE; }
 	public int visit( IASTName name ) 				{ return PROCESS_CONTINUE; }
 	public int visit( IASTDeclaration declaration )	{ return PROCESS_CONTINUE; }
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/DOMException.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/DOMException.java
index 1d7edf8437d..2d41ea2e3d7 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/DOMException.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/DOMException.java
@@ -17,11 +17,17 @@ package org.eclipse.cdt.core.dom.ast;
 import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPSemantics;
 
 /**
+ * This is the general purpose exception that is thrown for resolving semantic 
+ * aspects of an illegal binding.  
+ * 
  * @author aniefer
  */
 public class DOMException extends Exception {
     IProblemBinding problemBinding;
+
+    
     /**
+     * @param problem binding for throwing
      * 
      */
     public DOMException( IProblemBinding problem ) {
@@ -29,6 +35,11 @@ public class DOMException extends Exception {
         problemBinding = problem;
     }
 
+    /**
+     * Get the problem associated w/this exception.
+     * 
+     * @return problem
+     */
     public IProblemBinding getProblem(){
         return problemBinding;
     }
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTASMDeclaration.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTASMDeclaration.java
index fc3add67aa4..352adfe61fc 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTASMDeclaration.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTASMDeclaration.java
@@ -11,10 +11,20 @@ package org.eclipse.cdt.core.dom.ast;
 
 
 /**
+ * ASM Statement as a Declaration.
+ * 
  * @author jcamelon
  */
 public interface IASTASMDeclaration extends IASTDeclaration {
 
+    /**
+     * Get the assembly value.  
+     * @return
+     */
     public String getAssembly();
+    /**
+     * Set the assembly value.  
+     * @param assembly
+     */
     public void setAssembly( String assembly );
 }
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTArrayDeclarator.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTArrayDeclarator.java
index f32a4e091dd..bd7e1d597c8 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTArrayDeclarator.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTArrayDeclarator.java
@@ -10,8 +10,6 @@
  **********************************************************************/
 package org.eclipse.cdt.core.dom.ast;
 
-
-
 /**
  * This is the declarator for an array.
  * 
@@ -19,9 +17,22 @@ package org.eclipse.cdt.core.dom.ast;
  */
 public interface IASTArrayDeclarator extends IASTDeclarator {
 
+    /**
+     * Node property that describes the relationship between an <code>IASTArrayDeclarator</code> and an <code>IASTArrayModifier</code>.
+     */
     public static final ASTNodeProperty ARRAY_MODIFIER = new ASTNodeProperty( "Array Modifier"); //$NON-NLS-1$
     
+	/**
+	 * Get all <code>IASTArrayModifier</code>'s for this declarator.
+	 * 
+	 * @return array of <code>IASTArrayModifier</code>
+	 */
 	public IASTArrayModifier[] getArrayModifiers();
+	
+	/**
+	 * Add an <code>IASTArrayModifier</code> to this declarator
+	 * @param arrayModifier <code>IASTArrayModifier</code> to be added
+	 */
 	public void addArrayModifier( IASTArrayModifier arrayModifier );
 	
 }
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTArrayModifier.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTArrayModifier.java
index 6e9fd4c73d6..84873468493 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTArrayModifier.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTArrayModifier.java
@@ -10,13 +10,32 @@
 package org.eclipse.cdt.core.dom.ast;
 
 /**
+ * This is the portion of the node that represents the portions when someone declares a 
+ * variable/type which is an array.
+ * 
  * @author jcamelon
  */
 public interface IASTArrayModifier extends IASTNode {
     
+    /**
+     * Node property that describes the relationship between an <code>IASTArrayModifier</code> and an <code>IASTExpression</code>.
+     */
     public static final ASTNodeProperty CONSTANT_EXPRESSION = new ASTNodeProperty( "Constant Expression");  //$NON-NLS-1$
+    /**
+     * <code>EMPTY_ARRAY</code> is referred to in implementations
+     */
     public static final IASTArrayModifier[] EMPTY_ARRAY = new IASTArrayModifier[0];
+    /**
+     * Get the constant expression that represents the size of the array.
+     * 
+     * @return <code>IASTExpression</code>
+     */
     public IASTExpression getConstantExpression();
+    /**
+     * Set the constant expression that represents the size of the array.
+     * 
+     * @param expression <code>IASTExpression</code> 
+     */
     public void setConstantExpression( IASTExpression expression );
 
 }
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTArraySubscriptExpression.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTArraySubscriptExpression.java
index f352fc90a31..39d7cee9d14 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTArraySubscriptExpression.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTArraySubscriptExpression.java
@@ -10,15 +10,41 @@
 package org.eclipse.cdt.core.dom.ast;
 
 /**
+ * This interface represents a postfix array subscript expression.  
+ * x[ 10 ]
+ * y.z()[ t * t ]
+ * 
  * @author jcamelon
  */
 public interface IASTArraySubscriptExpression extends IASTExpression {
 
+    /**
+     * Node property that describes the relationship between an <code>IASTArraySubscriptExpression</code> and an <code>IASTExpression</code> representing the subscript.
+     */
     public static final ASTNodeProperty ARRAY = new ASTNodeProperty( "Array"); //$NON-NLS-1$
+    /**
+     * Get the expression that represents the array.  
+     * @return <code>IASTExpression</code> that represents the array.  
+     */
     public IASTExpression getArrayExpression();
+    /**
+     * Set the expression that represents the array.  
+     * @param expression <code>IASTExpression</code> to be set.
+     */
     public void setArrayExpression( IASTExpression expression );
+    /**
+     * Node property that describes the relationship between an <code>IASTArraySubscriptExpression</code> and an <code>IASTExpression</code> representing the array.
+     */
     public static final ASTNodeProperty SUBSCRIPT = new ASTNodeProperty( "Subscript"); //$NON-NLS-1$
+    /**
+     * Get the subscript expression.  
+     * @return <code>IASTExpression</code> that represents the subscript.
+     */
     public IASTExpression getSubscriptExpression();
+    /**
+     * Set the subscript expression.  
+     * @param expression <code>IASTExpression</code> to be set.
+     */
     public void setSubscriptExpression( IASTExpression expression );
     
 }
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTBinaryExpression.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTBinaryExpression.java
index 6bcd4a40d30..b7da6a282cd 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTBinaryExpression.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTBinaryExpression.java
@@ -11,48 +11,203 @@
 package org.eclipse.cdt.core.dom.ast;
 
 /**
+ * This interface represents a binary expression.  
+ * 
  * @author Doug Schaefer
  */
 public interface IASTBinaryExpression extends IASTExpression {
 
+    /**
+     * Node property that describes the relationship between an <code>IASTBinaryExpression</code> and an <code>IASTExpression</code> representing the lhs.
+     */
     public static final ASTNodeProperty OPERAND_ONE = new ASTNodeProperty( "Operand 1"); //$NON-NLS-1$
+    /**
+     * Node property that describes the relationship between an <code>IASTBinaryExpression</code> and an <code>IASTExpression</code> representing the rhs.
+     */
     public static final ASTNodeProperty OPERAND_TWO = new ASTNodeProperty( "Operand 2"); //$NON-NLS-1$
     
+    /**
+     * Set the operator. 
+     * @param op  Value to set.
+     */
     public void setOperator( int op );
+	/**
+	 * Get the operator. 
+	 * @return int value as operator
+	 */
 	public int getOperator();
+	
+	
+	/**
+	 * multiply *
+	 */
 	public static final int op_multiply = 1;
+	/**
+	 * divide /
+	 */
 	public static final int op_divide = 2;
+	
+	/**
+	 * modulo %
+	 */
 	public static final int op_modulo = 3;
+	
+	/**
+	 * plus +
+	 */
 	public static final int op_plus = 4;
+	
+	/**
+	 * minus -
+	 */
 	public static final int op_minus = 5;
+	
+	/**
+	 * shift left <<
+	 */
 	public static final int op_shiftLeft = 6;
+	
+	/**
+	 * shift right >>
+	 */
 	public static final int op_shiftRight = 7;
+	
+	/**
+	 * less than < 
+	 */
 	public static final int op_lessThan = 8;
+	
+	/**
+	 * greater than >
+	 */
 	public static final int op_greaterThan = 9;
+	
+	/**
+	 * less than or equals <=
+	 */
 	public static final int op_lessEqual = 10;
+	
+	/**
+	 * greater than or equals >=
+	 */
 	public static final int op_greaterEqual = 11;
+	
+	/**
+	 * binary and &
+	 */
 	public static final int op_binaryAnd = 12;
+	
+	/**
+	 * binary Xor ^
+	 */
 	public static final int op_binaryXor = 13;
+	
+	/**
+	 * binary Or |
+	 */
 	public static final int op_binaryOr = 14;
+	
+	/**
+	 * logical and &&
+	 */
 	public static final int op_logicalAnd = 15;
+	
+	/**
+	 * logical or || 
+	 */
 	public static final int op_logicalOr = 16;
+	
+	/**
+	 * assignment = 
+	 */
 	public static final int op_assign = 17;
+	
+	/**
+	 * multiply assignment *=
+	 */
 	public static final int op_multiplyAssign = 18;
+	
+	/**
+	 * divide assignemnt /=
+	 */
 	public static final int op_divideAssign = 19;
+	
+	/**
+	 * modulo assignment %=
+	 */
 	public static final int op_moduloAssign = 20;
+	
+	/**
+	 * plus assignment +=
+	 */
 	public static final int op_plusAssign = 21;
+	
+	/**
+	 * minus assignment -=
+	 */
 	public static final int op_minusAssign = 22;
+	
+	/**
+	 * shift left assignment <<=
+	 */
 	public static final int op_shiftLeftAssign = 23;
+	
+	/**
+	 * shift right assign >>=
+	 */
 	public static final int op_shiftRightAssign = 24;
+	
+	/**
+	 * binary and assign &=
+	 */
 	public static final int op_binaryAndAssign = 25;
+	
+	/**
+	 * binary Xor assign ^=
+	 */
 	public static final int op_binaryXorAssign = 26;
+	
+	/**
+	 * binary Or assign |=
+	 */
 	public static final int op_binaryOrAssign = 27;
+	
+	/**
+	 * equals == 
+	 */
 	public static final int op_equals = 28;
+	
+	/**
+	 * not equals !=
+	 */
 	public static final int op_notequals = 29;
+	
+	/**
+	 * op_last is the field used in subinterfaces to start their operators at
+	 */
 	public static final int op_last = op_notequals;
     
+	/**
+	 * Get the first operand.
+	 * 
+	 * @return <code>IASTExpression</code> representing operand 1.
+	 */
 	public IASTExpression getOperand1();
+	/**
+	 * Set the first operand. 
+	 * 
+	 * @param expression <code>IASTExpression</code> value.
+	 */
+	
 	public void setOperand1( IASTExpression expression );
+	/**
+	 * Get the second operand.
+	 * 
+	 * @return <code>IASTExpression</code> representing operand 2.
+	 */
 	public IASTExpression getOperand2();
+	/**
+	 * @param expression <code>IASTExpression</code> value
+	 */
 	public void setOperand2( IASTExpression expression );
 }
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTCaseStatement.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTCaseStatement.java
index b32d3fbfb3a..9a6460eeb92 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTCaseStatement.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTCaseStatement.java
@@ -20,6 +20,9 @@ package org.eclipse.cdt.core.dom.ast;
  */
 public interface IASTCaseStatement extends IASTStatement {
 
+    /**
+     * <code>ASTNodeProperty</code> that represents the relationship between a case statement and the expression it contains.
+     */
     public static final ASTNodeProperty EXPRESSION = new ASTNodeProperty("expression");  //$NON-NLS-1$
 	
 	/**
@@ -29,6 +32,10 @@ public interface IASTCaseStatement extends IASTStatement {
 	 */
 	public IASTExpression getExpression();
 
+	/**
+	 * Set the expression.
+	 * @param expression
+	 */
 	public void setExpression(IASTExpression expression);
 	
 }
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTCastExpression.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTCastExpression.java
index 3297b262803..7e650015a62 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTCastExpression.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTCastExpression.java
@@ -10,23 +10,65 @@
 package org.eclipse.cdt.core.dom.ast;
 
 /**
+ * This interface represents a cast expression of the form (TypeId)operand.
+ * 
  * @author jcamelon
  */
 public interface IASTCastExpression extends IASTExpression {
 
+	/**
+	 * <code>op_cast</code> represents a traditional cast.
+	 */
     public static final int op_cast   = 0;
+	/**
+	 * <code>op_last</code> for subinterfaces 
+	 */
     public static final int op_last   = op_cast;
     
+	/**
+	 * Get the type of cast (as an operator).  
+	 * 
+	 * @return operator
+	 */
     public int getOperator();
+	
+	/**
+	 * Set the operator (type of cast). 
+	 * 
+	 * @param value
+	 */
     public void setOperator( int value );
     
+	/**
+	 * <code>OPERAND</code> represents the relationship between a cast expression and the expression it is casting (operand). 
+	 */
     public static final ASTNodeProperty OPERAND = new ASTNodeProperty( "Operand" ); //$NON-NLS-1$
+	
+	/**
+	 * Get expression being cast.  
+	 * @return <code>IASTExpression</code> the expression being cast
+	 */
     public IASTExpression getOperand();
+	/**
+	 * Set the expression being cast. 
+	 * @param expression <code>IASTExpression</code> the expression to be cast
+	 */
     public void setOperand( IASTExpression expression );
     
+    /**
+     * <code>TYPE_ID</code> represents the relationship between a cast expression and the type cast to. 
+     */
     public static final ASTNodeProperty TYPE_ID = new ASTNodeProperty( "Type Id"); //$NON-NLS-1$
     
+    /**
+     * Set the typeId.  
+     * @param typeId <code>IASTTypeId</code> to be set.
+     */
     public void setTypeId( IASTTypeId typeId );
+    /**
+     * Get the typeId.
+     * @return <code>IASTTypeId</code> representing type being casted to. 
+     */
     public IASTTypeId getTypeId();
     
 }