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Posted to commits@lucene.apache.org by jp...@apache.org on 2014/08/18 17:02:57 UTC
svn commit: r1618627 - in /lucene/dev/branches/branch_4x: ./ lucene/
lucene/core/ lucene/core/src/java/org/apache/lucene/util/CharsRefBuilder.java
lucene/core/src/test/org/apache/lucene/util/TestCharsRefBuilder.java
Author: jpountz
Date: Mon Aug 18 15:02:57 2014
New Revision: 1618627
URL: http://svn.apache.org/r1618627
Log:
LUCENE-5892: CharsRefBuilder implements Accountable.
Added:
lucene/dev/branches/branch_4x/lucene/core/src/test/org/apache/lucene/util/TestCharsRefBuilder.java
- copied unchanged from r1618625, lucene/dev/trunk/lucene/core/src/test/org/apache/lucene/util/TestCharsRefBuilder.java
Modified:
lucene/dev/branches/branch_4x/ (props changed)
lucene/dev/branches/branch_4x/lucene/ (props changed)
lucene/dev/branches/branch_4x/lucene/core/ (props changed)
lucene/dev/branches/branch_4x/lucene/core/src/java/org/apache/lucene/util/CharsRefBuilder.java
Modified: lucene/dev/branches/branch_4x/lucene/core/src/java/org/apache/lucene/util/CharsRefBuilder.java
URL: http://svn.apache.org/viewvc/lucene/dev/branches/branch_4x/lucene/core/src/java/org/apache/lucene/util/CharsRefBuilder.java?rev=1618627&r1=1618626&r2=1618627&view=diff
==============================================================================
--- lucene/dev/branches/branch_4x/lucene/core/src/java/org/apache/lucene/util/CharsRefBuilder.java (original)
+++ lucene/dev/branches/branch_4x/lucene/core/src/java/org/apache/lucene/util/CharsRefBuilder.java Mon Aug 18 15:02:57 2014
@@ -17,13 +17,16 @@ package org.apache.lucene.util;
* limitations under the License.
*/
+import java.io.IOException;
import java.util.Arrays;
/**
* A builder for {@link CharsRef} instances.
* @lucene.internal
*/
-public class CharsRefBuilder {
+public class CharsRefBuilder implements Appendable {
+
+ private static final String NULL_STRING = "null";
private final CharsRef ref;
@@ -64,6 +67,33 @@ public class CharsRefBuilder {
ref.length = 0;
}
+ @Override
+ public Appendable append(CharSequence csq) {
+ if (csq == null) {
+ return append(NULL_STRING);
+ }
+ return append(csq, 0, csq.length());
+ }
+
+ @Override
+ public Appendable append(CharSequence csq, int start, int end) {
+ if (csq == null) {
+ return append(NULL_STRING);
+ }
+ grow(ref.length + end - start);
+ for (int i = start; i < end; ++i) {
+ setCharAt(ref.length++, csq.charAt(i));
+ }
+ return this;
+ }
+
+ @Override
+ public Appendable append(char c) {
+ grow(ref.length + 1);
+ setCharAt(ref.length++, c);
+ return this;
+ }
+
/**
* Copies the given {@link CharsRef} referenced content into this instance.
*/