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v4: StringBuilder instead of StringBuffer 

[git-p4: depot-paths = "//depot/code/antlr4/main/": change = 9324]
This commit is contained in:
sharwell 2011-11-17 15:44:49 -08:00
parent 8792fe19ff
commit ee4a70cf16
1 changed files with 6 additions and 6 deletions
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12
runtime/Java/src/org/antlr/v4/runtime/TokenRewriteStream.java
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@ -106,7 +106,7 @@ public class TokenRewriteStream extends CommonTokenStream {
/** Execute the rewrite operation by possibly adding to the buffer.
* Return the index of the next token to operate on.
*/
public int execute(StringBuffer buf) {
public int execute(StringBuilder buf) {
return index;
}
public String toString() {
@ -122,7 +122,7 @@ public class TokenRewriteStream extends CommonTokenStream {
public InsertBeforeOp(int index, Object text) {
super(index,text);
}
public int execute(StringBuffer buf) {
public int execute(StringBuilder buf) {
buf.append(text);
if ( tokens.get(index).getType()!=Token.EOF ) {
buf.append(tokens.get(index).getText());
@ -140,7 +140,7 @@ public class TokenRewriteStream extends CommonTokenStream {
super(from,text);
lastIndex = to;
}
public int execute(StringBuffer buf) {
public int execute(StringBuilder buf) {
if ( text!=null ) {
buf.append(text);
}
@ -338,7 +338,7 @@ public class TokenRewriteStream extends CommonTokenStream {
}
public String toOriginalString(int start, int end) {
StringBuffer buf = new StringBuffer();
StringBuilder buf = new StringBuilder();
for (int i=start; i>=MIN_TOKEN_INDEX && i<=end && i<tokens.size(); i++) {
if ( get(i).getType()!=Token.EOF ) buf.append(get(i).getText());
}
@ -369,7 +369,7 @@ public class TokenRewriteStream extends CommonTokenStream {
if ( rewrites==null || rewrites.size()==0 ) {
return toOriginalString(start,end); // no instructions to execute
}
StringBuffer buf = new StringBuffer();
StringBuilder buf = new StringBuilder();
// First, optimize instruction stream
Map indexToOp = reduceToSingleOperationPerIndex(rewrites);
@ -582,7 +582,7 @@ public class TokenRewriteStream extends CommonTokenStream {
}
public String toDebugString(int start, int end) {
StringBuffer buf = new StringBuffer();
StringBuilder buf = new StringBuilder();
for (int i=start; i>=MIN_TOKEN_INDEX && i<=end && i<tokens.size(); i++) {
buf.append(get(i));
}