Author: sebb
Date: Sun Dec 5 15:54:55 2010
New Revision: 1042376
URL: http://svn.apache.org/viewvc?rev=1042376&view=rev
Log:
StringBuffer => StringBuilder for local variables
Modified:
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/analysis/polynomials/PolynomialFunction.java
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/dfp/DfpMath.java
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/linear/AbstractFieldMatrix.java
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/linear/AbstractRealMatrix.java
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/linear/BigMatrixImpl.java
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/random/RandomDataImpl.java
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/Frequency.java
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/clustering/EuclideanIntegerPoint.java
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/descriptive/DescriptiveStatistics.java
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/descriptive/MultivariateSummaryStatistics.java
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/descriptive/StatisticalSummaryValues.java
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/descriptive/SummaryStatistics.java
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/util/CompositeFormat.java
commons/proper/math/branches/MATH_2_X/src/test/java/org/apache/commons/math/TestUtils.java
commons/proper/math/branches/MATH_2_X/src/test/java/org/apache/commons/math/random/RandomDataTest.java
Modified:
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/analysis/polynomials/PolynomialFunction.java
URL:
http://svn.apache.org/viewvc/commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/analysis/polynomials/PolynomialFunction.java?rev=1042376&r1=1042375&r2=1042376&view=diff
==============================================================================
---
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/analysis/polynomials/PolynomialFunction.java
(original)
+++
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/analysis/polynomials/PolynomialFunction.java
Sun Dec 5 15:54:55 2010
@@ -281,7 +281,7 @@ public class PolynomialFunction implemen
@Override
public String toString() {
- StringBuffer s = new StringBuffer();
+ StringBuilder s = new StringBuilder();
if (coefficients[0] == 0.0) {
if (coefficients.length == 1) {
return "0";
Modified:
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/dfp/DfpMath.java
URL:
http://svn.apache.org/viewvc/commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/dfp/DfpMath.java?rev=1042376&r1=1042375&r2=1042376&view=diff
==============================================================================
---
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/dfp/DfpMath.java
(original)
+++
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/dfp/DfpMath.java
Sun Dec 5 15:54:55 2010
@@ -359,14 +359,14 @@ public class DfpMath {
// X is now in the range of 2/3 < x < 4/3
Dfp[] spz = logInternal(spx);
- spx[0] = a.newInstance(new StringBuffer().append(p2+4*lr).toString());
+ spx[0] = a.newInstance(new StringBuilder().append(p2+4*lr).toString());
spx[1] = a.getZero();
spy = splitMult(a.getField().getLn2Split(), spx);
spz[0] = spz[0].add(spy[0]);
spz[1] = spz[1].add(spy[1]);
- spx[0] = a.newInstance(new StringBuffer().append(4*lr).toString());
+ spx[0] = a.newInstance(new StringBuilder().append(4*lr).toString());
spx[1] = a.getZero();
spy = splitMult(a.getField().getLn5Split(), spx);
Modified:
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/linear/AbstractFieldMatrix.java
URL:
http://svn.apache.org/viewvc/commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/linear/AbstractFieldMatrix.java?rev=1042376&r1=1042375&r2=1042376&view=diff
==============================================================================
---
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/linear/AbstractFieldMatrix.java
(original)
+++
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/linear/AbstractFieldMatrix.java
Sun Dec 5 15:54:55 2010
@@ -938,7 +938,7 @@ public abstract class AbstractFieldMatri
public String toString() {
final int nRows = getRowDimension();
final int nCols = getColumnDimension();
- final StringBuffer res = new StringBuffer();
+ final StringBuilder res = new StringBuilder();
String fullClassName = getClass().getName();
String shortClassName =
fullClassName.substring(fullClassName.lastIndexOf('.') + 1);
res.append(shortClassName).append("{");
Modified:
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/linear/AbstractRealMatrix.java
URL:
http://svn.apache.org/viewvc/commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/linear/AbstractRealMatrix.java?rev=1042376&r1=1042375&r2=1042376&view=diff
==============================================================================
---
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/linear/AbstractRealMatrix.java
(original)
+++
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/linear/AbstractRealMatrix.java
Sun Dec 5 15:54:55 2010
@@ -991,7 +991,7 @@ public abstract class AbstractRealMatrix
public String toString() {
final int nRows = getRowDimension();
final int nCols = getColumnDimension();
- final StringBuffer res = new StringBuffer();
+ final StringBuilder res = new StringBuilder();
String fullClassName = getClass().getName();
String shortClassName =
fullClassName.substring(fullClassName.lastIndexOf('.') + 1);
res.append(shortClassName).append("{");
Modified:
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/linear/BigMatrixImpl.java
URL:
http://svn.apache.org/viewvc/commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/linear/BigMatrixImpl.java?rev=1042376&r1=1042375&r2=1042376&view=diff
==============================================================================
---
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/linear/BigMatrixImpl.java
(original)
+++
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/linear/BigMatrixImpl.java
Sun Dec 5 15:54:55 2010
@@ -1301,7 +1301,7 @@ public class BigMatrixImpl implements Bi
*/
@Override
public String toString() {
- StringBuffer res = new StringBuffer();
+ StringBuilder res = new StringBuilder();
res.append("BigMatrixImpl{");
if (data != null) {
for (int i = 0; i < data.length; i++) {
Modified:
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/random/RandomDataImpl.java
URL:
http://svn.apache.org/viewvc/commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/random/RandomDataImpl.java?rev=1042376&r1=1042375&r2=1042376&view=diff
==============================================================================
---
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/random/RandomDataImpl.java
(original)
+++
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/random/RandomDataImpl.java
Sun Dec 5 15:54:55 2010
@@ -159,7 +159,7 @@ public class RandomDataImpl implements R
RandomGenerator ran = getRan();
// Initialize output buffer
- StringBuffer outBuffer = new StringBuffer();
+ StringBuilder outBuffer = new StringBuilder();
// Get int(len/2)+1 random bytes
byte[] randomBytes = new byte[(len / 2) + 1];
@@ -265,7 +265,7 @@ public class RandomDataImpl implements R
// Compute number of iterations required (40 bytes each)
int numIter = (len / 40) + 1;
- StringBuffer outBuffer = new StringBuffer();
+ StringBuilder outBuffer = new StringBuilder();
for (int iter = 1; iter < numIter + 1; iter++) {
byte[] randomBytes = new byte[40];
secRan.nextBytes(randomBytes);
Modified:
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/Frequency.java
URL:
http://svn.apache.org/viewvc/commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/Frequency.java?rev=1042376&r1=1042375&r2=1042376&view=diff
==============================================================================
---
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/Frequency.java
(original)
+++
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/Frequency.java
Sun Dec 5 15:54:55 2010
@@ -80,7 +80,7 @@ public class Frequency implements Serial
@Override
public String toString() {
NumberFormat nf = NumberFormat.getPercentInstance();
- StringBuffer outBuffer = new StringBuffer();
+ StringBuilder outBuffer = new StringBuilder();
outBuffer.append("Value \t Freq. \t Pct. \t Cum Pct. \n");
Iterator<Comparable<?>> iter = freqTable.keySet().iterator();
while (iter.hasNext()) {
Modified:
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/clustering/EuclideanIntegerPoint.java
URL:
http://svn.apache.org/viewvc/commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/clustering/EuclideanIntegerPoint.java?rev=1042376&r1=1042375&r2=1042376&view=diff
==============================================================================
---
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/clustering/EuclideanIntegerPoint.java
(original)
+++
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/clustering/EuclideanIntegerPoint.java
Sun Dec 5 15:54:55 2010
@@ -105,7 +105,7 @@ public class EuclideanIntegerPoint imple
*/
@Override
public String toString() {
- final StringBuffer buff = new StringBuffer("(");
+ final StringBuilder buff = new StringBuilder("(");
final int[] coordinates = getPoint();
for (int i = 0; i < coordinates.length; i++) {
buff.append(coordinates[i]);
Modified:
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/descriptive/DescriptiveStatistics.java
URL:
http://svn.apache.org/viewvc/commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/descriptive/DescriptiveStatistics.java?rev=1042376&r1=1042375&r2=1042376&view=diff
==============================================================================
---
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/descriptive/DescriptiveStatistics.java
(original)
+++
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/descriptive/DescriptiveStatistics.java
Sun Dec 5 15:54:55 2010
@@ -409,7 +409,7 @@ public class DescriptiveStatistics imple
*/
@Override
public String toString() {
- StringBuffer outBuffer = new StringBuffer();
+ StringBuilder outBuffer = new StringBuilder();
String endl = "\n";
outBuffer.append("DescriptiveStatistics:").append(endl);
outBuffer.append("n: ").append(getN()).append(endl);
Modified:
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/descriptive/MultivariateSummaryStatistics.java
URL:
http://svn.apache.org/viewvc/commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/descriptive/MultivariateSummaryStatistics.java?rev=1042376&r1=1042375&r2=1042376&view=diff
==============================================================================
---
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/descriptive/MultivariateSummaryStatistics.java
(original)
+++
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/descriptive/MultivariateSummaryStatistics.java
Sun Dec 5 15:54:55 2010
@@ -307,7 +307,7 @@ public class MultivariateSummaryStatisti
public String toString() {
final String separator = ", ";
final String suffix = System.getProperty("line.separator");
- StringBuffer outBuffer = new StringBuffer();
+ StringBuilder outBuffer = new StringBuilder();
outBuffer.append("MultivariateSummaryStatistics:" + suffix);
outBuffer.append("n: " + getN() + suffix);
append(outBuffer, getMin(), "min: ", separator, suffix);
@@ -329,7 +329,7 @@ public class MultivariateSummaryStatisti
* @param separator elements separator
* @param suffix text suffix
*/
- private void append(StringBuffer buffer, double[] data,
+ private void append(StringBuilder buffer, double[] data,
String prefix, String separator, String suffix) {
buffer.append(prefix);
for (int i = 0; i < data.length; ++i) {
Modified:
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/descriptive/StatisticalSummaryValues.java
URL:
http://svn.apache.org/viewvc/commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/descriptive/StatisticalSummaryValues.java?rev=1042376&r1=1042375&r2=1042376&view=diff
==============================================================================
---
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/descriptive/StatisticalSummaryValues.java
(original)
+++
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/descriptive/StatisticalSummaryValues.java
Sun Dec 5 15:54:55 2010
@@ -169,7 +169,7 @@ public class StatisticalSummaryValues im
*/
@Override
public String toString() {
- StringBuffer outBuffer = new StringBuffer();
+ StringBuilder outBuffer = new StringBuilder();
String endl = "\n";
outBuffer.append("StatisticalSummaryValues:").append(endl);
outBuffer.append("n: ").append(getN()).append(endl);
Modified:
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/descriptive/SummaryStatistics.java
URL:
http://svn.apache.org/viewvc/commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/descriptive/SummaryStatistics.java?rev=1042376&r1=1042375&r2=1042376&view=diff
==============================================================================
---
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/descriptive/SummaryStatistics.java
(original)
+++
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/stat/descriptive/SummaryStatistics.java
Sun Dec 5 15:54:55 2010
@@ -309,7 +309,7 @@ public class SummaryStatistics implement
*/
@Override
public String toString() {
- StringBuffer outBuffer = new StringBuffer();
+ StringBuilder outBuffer = new StringBuilder();
String endl = "\n";
outBuffer.append("SummaryStatistics:").append(endl);
outBuffer.append("n: ").append(getN()).append(endl);
Modified:
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/util/CompositeFormat.java
URL:
http://svn.apache.org/viewvc/commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/util/CompositeFormat.java?rev=1042376&r1=1042375&r2=1042376&view=diff
==============================================================================
---
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/util/CompositeFormat.java
(original)
+++
commons/proper/math/branches/MATH_2_X/src/main/java/org/apache/commons/math/util/CompositeFormat.java
Sun Dec 5 15:54:55 2010
@@ -109,7 +109,7 @@ public abstract class CompositeFormat ex
final ParsePosition pos) {
Number ret = null;
- StringBuffer sb = new StringBuffer();
+ StringBuilder sb = new StringBuilder();
sb.append('(');
sb.append(value);
sb.append(')');
Modified:
commons/proper/math/branches/MATH_2_X/src/test/java/org/apache/commons/math/TestUtils.java
URL:
http://svn.apache.org/viewvc/commons/proper/math/branches/MATH_2_X/src/test/java/org/apache/commons/math/TestUtils.java?rev=1042376&r1=1042375&r2=1042376&view=diff
==============================================================================
---
commons/proper/math/branches/MATH_2_X/src/test/java/org/apache/commons/math/TestUtils.java
(original)
+++
commons/proper/math/branches/MATH_2_X/src/test/java/org/apache/commons/math/TestUtils.java
Sun Dec 5 15:54:55 2010
@@ -264,7 +264,7 @@ public class TestUtils {
if (expected.getColumnDimension() != observed.getColumnDimension() ||
expected.getRowDimension() != observed.getRowDimension()) {
- StringBuffer messageBuffer = new StringBuffer(msg);
+ StringBuilder messageBuffer = new StringBuilder(msg);
messageBuffer.append("\nObserved has incorrect dimensions.");
messageBuffer.append("\nobserved is " + observed.getRowDimension()
+
" x " + observed.getColumnDimension());
@@ -275,7 +275,7 @@ public class TestUtils {
RealMatrix delta = expected.subtract(observed);
if (delta.getNorm() >= tolerance) {
- StringBuffer messageBuffer = new StringBuffer(msg);
+ StringBuilder messageBuffer = new StringBuilder(msg);
messageBuffer.append("\nExpected: " + expected);
messageBuffer.append("\nObserved: " + observed);
messageBuffer.append("\nexpected - observed: " + delta);
@@ -291,7 +291,7 @@ public class TestUtils {
if (expected.getColumnDimension() != observed.getColumnDimension() ||
expected.getRowDimension() != observed.getRowDimension()) {
- StringBuffer messageBuffer = new StringBuffer();
+ StringBuilder messageBuffer = new StringBuilder();
messageBuffer.append("Observed has incorrect dimensions.");
messageBuffer.append("\nobserved is " + observed.getRowDimension()
+
" x " + observed.getColumnDimension());
@@ -312,7 +312,7 @@ public class TestUtils {
/** verifies that two arrays are close (sup norm) */
public static void assertEquals(String msg, double[] expected, double[]
observed,
double tolerance) {
- StringBuffer out = new StringBuffer(msg);
+ StringBuilder out = new StringBuilder(msg);
if (expected.length != observed.length) {
out.append("\n Arrays not same length. \n");
out.append("expected has length ");
@@ -382,7 +382,7 @@ public class TestUtils {
// Fail if we can reject null hypothesis that distributions are
the same
Assert.assertFalse(chiSquareTest.chiSquareTest(expected, observed,
alpha));
} catch (AssertionFailedError ex) {
- StringBuffer msgBuffer = new StringBuffer();
+ StringBuilder msgBuffer = new StringBuilder();
DecimalFormat df = new DecimalFormat("#.##");
msgBuffer.append("Chisquare test failed");
msgBuffer.append(" p-value = ");
Modified:
commons/proper/math/branches/MATH_2_X/src/test/java/org/apache/commons/math/random/RandomDataTest.java
URL:
http://svn.apache.org/viewvc/commons/proper/math/branches/MATH_2_X/src/test/java/org/apache/commons/math/random/RandomDataTest.java?rev=1042376&r1=1042375&r2=1042376&view=diff
==============================================================================
---
commons/proper/math/branches/MATH_2_X/src/test/java/org/apache/commons/math/random/RandomDataTest.java
(original)
+++
commons/proper/math/branches/MATH_2_X/src/test/java/org/apache/commons/math/random/RandomDataTest.java
Sun Dec 5 15:54:55 2010
@@ -355,7 +355,7 @@ public class RandomDataTest extends Retr
// Fail if we can reject null hypothesis that distributions are
the same
assertFalse(chiSquareTest.chiSquareTest(expected, observed,
alpha));
} catch (AssertionFailedError ex) {
- StringBuffer msgBuffer = new StringBuffer();
+ StringBuilder msgBuffer = new StringBuilder();
DecimalFormat df = new DecimalFormat("#.##");
msgBuffer.append("Chisquare test failed for mean = ");
msgBuffer.append(mean);
