From 9337af921d97a6ff12ce428d2cdd7bf281025238 Mon Sep 17 00:00:00 2001
From: incastrix <incastrix>
Date: Tue, 16 Sep 2008 01:06:46 +0000
Subject: [PATCH] Optimized net.sourceforge.phpeclipse.xdebug.php.model.XDebugThread.getStackFrames()

---
 .../phpeclipse/xdebug/php/model/XDebugThread.java  |  125 ++++++++++----------
 1 files changed, 61 insertions(+), 64 deletions(-)

diff --git a/net.sourceforge.phpeclipse.xdebug.core/src/net/sourceforge/phpeclipse/xdebug/php/model/XDebugThread.java b/net.sourceforge.phpeclipse.xdebug.core/src/net/sourceforge/phpeclipse/xdebug/php/model/XDebugThread.java
index fa29d34..91d1868 100644
--- a/net.sourceforge.phpeclipse.xdebug.core/src/net/sourceforge/phpeclipse/xdebug/php/model/XDebugThread.java
+++ b/net.sourceforge.phpeclipse.xdebug.core/src/net/sourceforge/phpeclipse/xdebug/php/model/XDebugThread.java
@@ -54,85 +54,82 @@ public class XDebugThread extends XDebugElement implements IThread, IDebugEventS
 	public void incrementStepCounter() {
 		fStepCount++;
 	}
-	
 	public IStackFrame[] getStackFrames() throws DebugException {
-		XDebugStackFrame[] newStackFrames = null;
+		if (!isSuspended()) {
+			return new IStackFrame[0];
+		}
 		
-		if (isSuspended()) {	
-			if (fStepCount > fCurrentStepCount) {
-				//newStackFrames = ((XDebugTarget) getDebugTarget()).getStackFrames();
-				
-				XDebugResponse dr = ((XDebugTarget) getDebugTarget()).getStackFrames();
-				newStackFrames = _getStackFrames(dr);
+		if (fStepCount > fCurrentStepCount) {
+			XDebugResponse dr = ((XDebugTarget) getDebugTarget()).getStackFrames();
+			XDebugStackFrame[] newStackFrames = _getStackFrames(dr);
 
-				for (int i = 0; i < newStackFrames.length; i++) {
-					newStackFrames[i].getVariables();
-				}
-				
-				if (fStackFrames != null) {
-					if (newStackFrames.length >= fStackFrames.length) {
-						int delta = newStackFrames.length - fStackFrames.length + 1;
-						
-						for (int i = fStackFrames.length - 1; i >= 0; i--) {
-							if (fStackFrames[i].equals(newStackFrames[newStackFrames.length - delta])) {
-								int b = 2; b++;
-								//((XDebugStackFrame) newStackFrames[newStackFrames.length - delta]).evaluateChange((XDebugStackFrame) fStackFrames[i]);								
-							} else if (fStackFrames[i].isSameStackFrame(newStackFrames[newStackFrames.length - delta])) {
-								int b = 2; b++;
-								//((XDebugStackFrame) newStackFrames[newStackFrames.length - delta]).evaluateChange((XDebugStackFrame) fStackFrames[i]);								
-							}
-							
-							delta ++;
+			/*if (fStackFrames != null) {
+				if (newStackFrames.length >= fStackFrames.length) {
+					int delta = newStackFrames.length - fStackFrames.length + 1;
+					
+					for (int i = fStackFrames.length - 1; i >= 0; i--) {
+						if (fStackFrames[i].equals(newStackFrames[newStackFrames.length - delta])) {
+							int b = 2; b++;
+							//((XDebugStackFrame) newStackFrames[newStackFrames.length - delta]).evaluateChange((XDebugStackFrame) fStackFrames[i]);								
+						} else if (fStackFrames[i].isSameStackFrame(newStackFrames[newStackFrames.length - delta])) {
+							int b = 2; b++;
+							//((XDebugStackFrame) newStackFrames[newStackFrames.length - delta]).evaluateChange((XDebugStackFrame) fStackFrames[i]);								
 						}
-					} else {
+						
+						delta ++;
 					}
+				} else {
+					fStackFrames = newStackFrames;
 				}
+			} else {
+				fStackFrames = newStackFrames;
+			}*/
 
-				fCurrentStepCount++;
+			fCurrentStepCount++;
 
-				fStackFrames = newStackFrames;
-			}
-			return fStackFrames;
-		} else {
-			return new IStackFrame[0];
+			fStackFrames = newStackFrames;
 		}
+
+		return fStackFrames;
 	}
 	
+	
 	private XDebugStackFrame[] _getStackFrames(XDebugResponse lastResponse) {
-		//IStackFrame[] newStackFrames = null;
-
-	if (lastResponse.isError())
-		return new XDebugStackFrame[0];
-	Node response = lastResponse.getParentNode();
-	NodeList frames = response.getChildNodes();
-	XDebugStackFrame[] theFrames = new XDebugStackFrame[frames.getLength()];
-	for (int i = 0; i < frames.getLength(); i++) {
-		Node stackNode = frames.item(i);
-		XDebugStackFrame frame = new XDebugStackFrame(this/*fThread*/, i);
-		String level =PHPDebugUtils.getAttributeValue(stackNode,"level");
-		if (!"".equals(level))
-			frame.setLevel(Integer.parseInt(level));
-
-		frame.setType(PHPDebugUtils.getAttributeValue(stackNode,"type"));
-		String fileName=PHPDebugUtils.unescapeString(PHPDebugUtils.getAttributeValue(stackNode,"filename"));
-		String lineNo=PHPDebugUtils.getAttributeValue(stackNode,"lineno");
-
-		if (!"".equals(lineNo))
-			frame.setLineNumber(Integer.parseInt(lineNo));
-		
-		frame.setWhere(PHPDebugUtils.getAttributeValue(stackNode,"where"));
-		
-		try {
-			frame.setFullName(new URL(fileName));
-		} catch (MalformedURLException e) {
-			e.printStackTrace();
+		if (lastResponse.isError()) {
+			return new XDebugStackFrame[0];
 		}
+		
+		Node response = lastResponse.getParentNode();
+		NodeList frames = response.getChildNodes();
+		XDebugStackFrame[] theFrames = new XDebugStackFrame[frames.getLength()];
+		for (int i = 0; i < frames.getLength(); i++) {
+			Node stackNode = frames.item(i);
+			XDebugStackFrame frame = new XDebugStackFrame(this/*fThread*/, i);
+			String level =PHPDebugUtils.getAttributeValue(stackNode,"level");
+			if (!"".equals(level))
+				frame.setLevel(Integer.parseInt(level));
+	
+			frame.setType(PHPDebugUtils.getAttributeValue(stackNode,"type"));
+			String fileName=PHPDebugUtils.unescapeString(PHPDebugUtils.getAttributeValue(stackNode,"filename"));
+			String lineNo=PHPDebugUtils.getAttributeValue(stackNode,"lineno");
 	
-		frame.incrementStepCounter();
+			if (!"".equals(lineNo))
+				frame.setLineNumber(Integer.parseInt(lineNo));
+			
+			frame.setWhere(PHPDebugUtils.getAttributeValue(stackNode,"where"));
+			
+			try {
+				frame.setFullName(new URL(fileName));
+			} catch (MalformedURLException e) {
+				e.printStackTrace();
+			}
 		
-		theFrames[i] = frame;
-	}
-		return /*newStackFrames*/theFrames;
+			frame.incrementStepCounter();
+			
+			theFrames[i] = frame;
+		}
+
+		return theFrames;
 	}
 			
 	/* (non-Javadoc)
-- 
1.7.1