Bug 529494 - Convert to StringBuilder

Change-Id: Ic959ed6d7ae7aa50da85837105570b2b69ae66d3
Signed-off-by: Alexander Kurtakov <akurtako@redhat.com>

13 files changed, 45 insertions, 45 deletions

diff --git a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/clipboard/ClipboardExample.java b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/clipboard/ClipboardExample.java
index a586739848..b3d29ba405 100644
--- a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/clipboard/ClipboardExample.java
+++ b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/clipboard/ClipboardExample.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2000, 2016 IBM Corporation and others.
+ * Copyright (c) 2000, 2018 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
@@ -217,7 +217,7 @@ void createRTFTransfer(Composite copyParent, Composite pasteParent){
 		String textData = copyRtfText.getText();
 		if (textData.length() > 0) {
 			status.setText("");
-			StringBuffer buffer = new StringBuffer();
+			StringBuilder buffer = new StringBuilder();
 			buffer.append("{\\rtf1\\ansi\\uc1{\\colortbl;\\red255\\green0\\blue0;}\\uc1\\b\\i ");
 			for (int i = 0; i < textData.length(); i++) {
 				char ch = textData.charAt(i);
diff --git a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/controlexample/BrowserTab.java b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/controlexample/BrowserTab.java
index 48819b9a4f..49d01d4ec2 100644
--- a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/controlexample/BrowserTab.java
+++ b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/controlexample/BrowserTab.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2000, 2017 IBM Corporation and others.
+ * Copyright (c) 2000, 2018 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
@@ -111,7 +111,7 @@ class BrowserTab extends Tab {
 		} else if (lastText != null) {
 			browser.setText(lastText);
 		} else {
-			StringBuffer sb= new StringBuffer(300);
+			StringBuilder sb= new StringBuilder(300);
 
 			try (InputStream htmlStream = ControlExample.class.getResourceAsStream("browser-content.html");
 					BufferedReader br = new BufferedReader(new InputStreamReader(htmlStream))) {
@@ -219,7 +219,7 @@ class BrowserTab extends Tab {
 	}
 
 	public static String getContents(InputStream in) throws IOException {
-		StringBuffer sb= new StringBuffer(300);
+		StringBuilder sb= new StringBuilder(300);
 		try (BufferedReader br= new BufferedReader(new InputStreamReader(in))) {
 			int read= 0;
 			while ((read= br.read()) != -1)
diff --git a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/dnd/DNDExample.java b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/dnd/DNDExample.java
index ae817df8ac..ccceae24dc 100644
--- a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/dnd/DNDExample.java
+++ b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/dnd/DNDExample.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2000, 2016 IBM Corporation and others.
+ * Copyright (c) 2000, 2018 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
@@ -319,7 +319,7 @@ private void createDragSource() {
 					if (items.length == 0) {
 						event.doit = false;
 					} else {
-						StringBuffer buffer = new StringBuffer();
+						StringBuilder buffer = new StringBuilder();
 						for (int i = 0; i < items.length; i++) {
 							buffer.append(items[i].getText());
 							if (items.length > 1 && i < items.length - 1) {
@@ -346,7 +346,7 @@ private void createDragSource() {
 					if (items.length == 0) {
 						event.doit = false;
 					} else {
-						StringBuffer buffer = new StringBuffer();
+						StringBuilder buffer = new StringBuilder();
 						for (int i = 0; i < items.length; i++) {
 							buffer.append(items[i].getText());
 							if (items.length > 1 && i < items.length - 1) {
@@ -362,7 +362,7 @@ private void createDragSource() {
 					if (strings == null || strings.length == 0) {
 						event.doit = false;
 					} else {
-						StringBuffer buffer = new StringBuffer();
+						StringBuilder buffer = new StringBuilder();
 						for (int i = 0; i < strings.length; i++) {
 							buffer.append(strings[i]);
 							if (strings.length > 1 && i < strings.length - 1) {
@@ -389,7 +389,7 @@ private void createDragSource() {
 					if (selection.length == 0) {
 						event.doit = false;
 					} else {
-						StringBuffer buffer = new StringBuffer();
+						StringBuilder buffer = new StringBuilder();
 						for (int i = 0; i < selection.length; i++) {
 							buffer.append(selection[i]);
 							if (selection.length > 1 && i < selection.length - 1) {
diff --git a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/javaviewer/JavaLineStyler.java b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/javaviewer/JavaLineStyler.java
index ff2546fff7..743e937655 100644
--- a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/javaviewer/JavaLineStyler.java
+++ b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/javaviewer/JavaLineStyler.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2000, 2015 IBM Corporation and others.
+ * Copyright (c) 2000, 2018 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
@@ -218,7 +218,7 @@ public void parseBlockComments(String text) {
 public class JavaScanner {
 
 	protected Map<String, Integer> fgKeys= null;
-	protected StringBuffer fBuffer= new StringBuffer();
+	protected StringBuilder fBuffer= new StringBuilder();
 	protected String fDoc;
 	protected int fPos;
 	protected int fEnd;
diff --git a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/javaviewer/JavaViewer.java b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/javaviewer/JavaViewer.java
index 8a51718458..3cf299785c 100644
--- a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/javaviewer/JavaViewer.java
+++ b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/javaviewer/JavaViewer.java
@@ -147,7 +147,7 @@ void open(String name) {
 		try (Reader in = new BufferedReader(new InputStreamReader(stream))) {
 
 			char[] readBuffer= new char[2048];
-			StringBuffer buffer= new StringBuffer((int) file.length());
+			StringBuilder buffer= new StringBuilder((int) file.length());
 			int n;
 			while ((n = in.read(readBuffer)) > 0) {
 				buffer.append(readBuffer, 0, n);
diff --git a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/layoutexample/FillLayoutTab.java b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/layoutexample/FillLayoutTab.java
index 4985353b7d..9a35bccbf8 100644
--- a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/layoutexample/FillLayoutTab.java
+++ b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/layoutexample/FillLayoutTab.java
@@ -146,8 +146,8 @@ class FillLayoutTab extends Tab {
 	 * Generates code for the example layout.
 	 */
 	@Override
-	StringBuffer generateLayoutCode () {
-		StringBuffer code = new StringBuffer ();
+	StringBuilder generateLayoutCode () {
+		StringBuilder code = new StringBuilder ();
 		code.append ("\t\tFillLayout fillLayout = new FillLayout ();\n");
 		if (fillLayout.type == SWT.VERTICAL) {
 			code.append ("\t\tfillLayout.type = SWT.VERTICAL;\n");
diff --git a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/layoutexample/FormLayoutTab.java b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/layoutexample/FormLayoutTab.java
index 908a2be7a9..202f7b79ab 100644
--- a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/layoutexample/FormLayoutTab.java
+++ b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/layoutexample/FormLayoutTab.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2000, 2017 IBM Corporation and others.
+ * Copyright (c) 2000, 2018 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
@@ -325,8 +325,8 @@ class FormLayoutTab extends Tab {
 	 * Generates code for the example layout.
 	 */
 	@Override
-	StringBuffer generateLayoutCode () {
-		StringBuffer code = new StringBuffer ();
+	StringBuilder generateLayoutCode () {
+		StringBuilder code = new StringBuilder ();
 		code.append ("\t\tFormLayout formLayout = new FormLayout ();\n");
 		if (formLayout.marginWidth != 0) {
 			code.append ("\t\tformLayout.marginWidth = " + formLayout.marginWidth + ";\n");
diff --git a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/layoutexample/GridLayoutTab.java b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/layoutexample/GridLayoutTab.java
index 33e123e311..941287bd6c 100644
--- a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/layoutexample/GridLayoutTab.java
+++ b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/layoutexample/GridLayoutTab.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2000, 2017 IBM Corporation and others.
+ * Copyright (c) 2000, 2018 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
@@ -369,8 +369,8 @@ class GridLayoutTab extends Tab {
 	 * Generates code for the example layout.
 	 */
 	@Override
-	StringBuffer generateLayoutCode () {
-		StringBuffer code = new StringBuffer ();
+	StringBuilder generateLayoutCode () {
+		StringBuilder code = new StringBuilder ();
 		code.append ("\t\tGridLayout gridLayout = new GridLayout (");
 		if (gridLayout.numColumns != 1 || gridLayout.makeColumnsEqualWidth) {
 			code.append (gridLayout.numColumns + ", " + gridLayout.makeColumnsEqualWidth);
diff --git a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/layoutexample/RowLayoutTab.java b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/layoutexample/RowLayoutTab.java
index 1f7422e8c8..52bdfd5275 100644
--- a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/layoutexample/RowLayoutTab.java
+++ b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/layoutexample/RowLayoutTab.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2000, 2017 IBM Corporation and others.
+ * Copyright (c) 2000, 2018 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
@@ -250,8 +250,8 @@ class RowLayoutTab extends Tab {
 	 * Generates code for the example layout.
 	 */
 	@Override
-	StringBuffer generateLayoutCode () {
-		StringBuffer code = new StringBuffer ();
+	StringBuilder generateLayoutCode () {
+		StringBuilder code = new StringBuilder ();
 		code.append ("\t\tRowLayout rowLayout = new RowLayout ();\n");
 		if (rowLayout.type == SWT.VERTICAL) {
 			code.append ("\t\trowLayout.type = SWT.VERTICAL;\n");
diff --git a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/layoutexample/StackLayoutTab.java b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/layoutexample/StackLayoutTab.java
index 732ccc5295..9c23dfad4c 100644
--- a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/layoutexample/StackLayoutTab.java
+++ b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/layoutexample/StackLayoutTab.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2000, 2017 IBM Corporation and others.
+ * Copyright (c) 2000, 2018 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
@@ -157,8 +157,8 @@ class StackLayoutTab extends Tab {
 	 * Generates code for the example layout.
 	 */
 	@Override
-	StringBuffer generateLayoutCode() {
-		StringBuffer code = new StringBuffer();
+	StringBuilder generateLayoutCode() {
+		StringBuilder code = new StringBuilder();
 		code.append("\t\tStackLayout stackLayout = new StackLayout ();\n");
 		if (stackLayout.marginWidth != 0) {
 			code.append("\t\tstackLayout.marginWidth = " + stackLayout.marginWidth + ";\n");
diff --git a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/layoutexample/Tab.java b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/layoutexample/Tab.java
index 20facd3e7b..93763fc39f 100644
--- a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/layoutexample/Tab.java
+++ b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/layoutexample/Tab.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2000, 2016 IBM Corporation and others.
+ * Copyright (c) 2000, 2018 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
@@ -445,7 +445,7 @@ abstract class Tab {
 	/**
 	 * Generates the code needed to produce the example layout.
 	 */
-	StringBuffer generateCode () {
+	StringBuilder generateCode () {
 		/* Make sure all information being entered is stored in the table */
 		resetEditors ();
 
@@ -464,8 +464,8 @@ abstract class Tab {
 			}
 		}
 
-		/* Create StringBuffer containing the code */
-		StringBuffer code = new StringBuffer ();
+		/* Create StringBuilder containing the code */
+		StringBuilder code = new StringBuilder ();
 		code.append ("import org.eclipse.swt.*;\n");
 		code.append ("import org.eclipse.swt.layout.*;\n");
 		code.append ("import org.eclipse.swt.widgets.*;\n");
@@ -500,16 +500,16 @@ abstract class Tab {
 	 * Generates layout specific code for the example layout.
 	 * Subclasses override this method.
 	 */
-	StringBuffer generateLayoutCode () {
-		return new StringBuffer ();
+	StringBuilder generateLayoutCode () {
+		return new StringBuilder ();
 	}
 
 	/**
-	 * Returns the StringBuffer for the code which will
+	 * Returns the StringBuilder for the code which will
 	 * create a child control.
 	 */
-	StringBuffer getChildCode (Control control, int i) {
-		StringBuffer code = new StringBuffer ();
+	StringBuilder getChildCode (Control control, int i) {
+		StringBuilder code = new StringBuilder ();
 		/* Find the type of control */
 		String controlClass = control.getClass().toString ();
 		String controlType = controlClass.substring (controlClass.lastIndexOf ('.') + 1);
diff --git a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/texteditor/TextEditor.java b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/texteditor/TextEditor.java
index 35e21efdcf..c10ee2a189 100644
--- a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/texteditor/TextEditor.java
+++ b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/texteditor/TextEditor.java
@@ -1,5 +1,5 @@
 /*****************************************************************************
- * Copyright (c) 2000, 2017 IBM Corporation and others.
+ * Copyright (c) 2000, 2018 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
@@ -1164,7 +1164,7 @@ public class TextEditor {
 
 	String openFile(InputStream stream) throws IOException {
 		BufferedReader reader = new BufferedReader(new InputStreamReader(stream));
-		StringBuffer buffer = new StringBuffer();
+		StringBuilder buffer = new StringBuilder();
 		String line;
 		String lineDelimiter = styledText.getLineDelimiter();
 		while ((line = reader.readLine()) != null) {
diff --git a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/texteditor/text.txt b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/texteditor/text.txt
index ce595a2190..573bfae771 100644
--- a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/texteditor/text.txt
+++ b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/texteditor/text.txt
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2000, 2005 IBM Corporation and others.
+ * Copyright (c) 2000, 2018 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
@@ -568,7 +568,7 @@ public class StyledText extends Canvas {
 		
 		if (pageIndex != -1) {
 			final int PageTagLength = StyledTextPrintOptions.PAGE_TAG.length();
-			StringBuffer buffer = new StringBuffer(segment.substring (0, pageIndex));
+			StringBuilder buffer = new StringBuilder(segment.substring (0, pageIndex));
 			buffer.append (page);
 			buffer.append (segment.substring(pageIndex + PageTagLength));
 			segment = buffer.toString();
@@ -785,7 +785,7 @@ public class StyledText extends Canvas {
 	 * Writes the RTF header including font table and color table.
 	 */
 	void writeHeader() {
-		StringBuffer header = new StringBuffer();
+		StringBuilder header = new StringBuilder();
 		FontData fontData = getFont().getFontData()[0];
 		header.append("{\\rtf1\\ansi");
 		// specify code page, necessary for copy to work in bidi 
@@ -991,7 +991,7 @@ public class StyledText extends Canvas {
 	 * has been called. 
 	 */
 	class TextWriter {
-		private StringBuffer buffer;
+		private StringBuilder buffer;
 		private int startOffset;	// offset of first character that will be written
 		private int endOffset;		// offset of last character that will be written. 
 									// 0 based from the beginning of the widget text. 
@@ -1006,7 +1006,7 @@ public class StyledText extends Canvas {
 	 * @param length length of content to write
 	 */
 	public TextWriter(int start, int length) {
-		buffer = new StringBuffer(length);
+		buffer = new StringBuilder(length);
 		startOffset = start;
 		endOffset = start + length;
 	}
@@ -2225,7 +2225,7 @@ public void copy(int clipboardType) {
  * 	has the SWT.SINGLE style.
  */
 String getModelDelimitedText(String text) {
-	StringBuffer convertedText;
+	StringBuilder convertedText;
 	String delimiter = getLineDelimiter();
 	int length = text.length();	
 	int crIndex = 0;
@@ -2235,7 +2235,7 @@ String getModelDelimitedText(String text) {
 	if (length == 0) {
 		return text;
 	}
-	convertedText = new StringBuffer(length);
+	convertedText = new StringBuilder(length);
 	while (i < length) {
 		if (crIndex != -1) {
 			crIndex = text.indexOf(SWT.CR, i);