Signed-off-by: Florian Köberle <florianskarten@xxxxxx>
---
.../spearce/jgit/fnmatch/FileNameMatcherTest.java | 31 ++++++++++++++++++++
.../org/spearce/jgit/fnmatch/FileNameMatcher.java | 30 +++++++++++++++++--
2 files changed, 58 insertions(+), 3 deletions(-)
diff --git a/org.spearce.jgit.test/tst/org/spearce/jgit/fnmatch/FileNameMatcherTest.java b/org.spearce.jgit.test/tst/org/spearce/jgit/fnmatch/FileNameMatcherTest.java
index ad72ac8..0c9501b 100644
--- a/org.spearce.jgit.test/tst/org/spearce/jgit/fnmatch/FileNameMatcherTest.java
+++ b/org.spearce.jgit.test/tst/org/spearce/jgit/fnmatch/FileNameMatcherTest.java
@@ -723,4 +723,35 @@ public class FileNameMatcherTest extends TestCase {
assertEquals(true, childMatcher.isMatch());
assertEquals(false, childMatcher.canAppendMatch());
}
+
+ public void testCopyConstructor() throws Exception {
+ final String pattern = "helloworld";
+ final FileNameMatcher matcher = new FileNameMatcher(pattern, null);
+ matcher.append("hello");
+ final FileNameMatcher copy = new FileNameMatcher(matcher);
+ assertEquals(false, matcher.isMatch());
+ assertEquals(true, matcher.canAppendMatch());
+ assertEquals(false, copy.isMatch());
+ assertEquals(true, copy.canAppendMatch());
+ matcher.append("world");
+ assertEquals(true, matcher.isMatch());
+ assertEquals(false, matcher.canAppendMatch());
+ assertEquals(false, copy.isMatch());
+ assertEquals(true, copy.canAppendMatch());
+ copy.append("world");
+ assertEquals(true, matcher.isMatch());
+ assertEquals(false, matcher.canAppendMatch());
+ assertEquals(true, copy.isMatch());
+ assertEquals(false, copy.canAppendMatch());
+ copy.reset();
+ assertEquals(true, matcher.isMatch());
+ assertEquals(false, matcher.canAppendMatch());
+ assertEquals(false, copy.isMatch());
+ assertEquals(true, copy.canAppendMatch());
+ copy.append("helloworld");
+ assertEquals(true, matcher.isMatch());
+ assertEquals(false, matcher.canAppendMatch());
+ assertEquals(true, copy.isMatch());
+ assertEquals(false, copy.canAppendMatch());
+ }
}
diff --git a/org.spearce.jgit/src/org/spearce/jgit/fnmatch/FileNameMatcher.java b/org.spearce.jgit/src/org/spearce/jgit/fnmatch/FileNameMatcher.java
index 9ac1875..702f7b3 100644
--- a/org.spearce.jgit/src/org/spearce/jgit/fnmatch/FileNameMatcher.java
+++ b/org.spearce.jgit/src/org/spearce/jgit/fnmatch/FileNameMatcher.java
@@ -99,10 +99,23 @@ public class FileNameMatcher {
* must be a list which will never be modified.
*/
private FileNameMatcher(final List<Head> headsStartValue) {
+ this(headsStartValue, headsStartValue);
+ }
+
+ /**
+ *
+ * @param headsStartValue
+ * must be a list which will never be modified.
+ * @param heads
+ * a list which will be cloned and then used as current head
+ * list.
+ */
+ private FileNameMatcher(final List<Head> headsStartValue,
+ final List<Head> heads) {
this.headsStartValue = headsStartValue;
- this.heads = new ArrayList<Head>(headsStartValue.size());
- this.heads.addAll(this.headsStartValue);
- this.listForLocalUseage = new ArrayList<Head>(headsStartValue.size());
+ this.heads = new ArrayList<Head>(heads.size());
+ this.heads.addAll(heads);
+ this.listForLocalUseage = new ArrayList<Head>(heads.size());
}
/**
@@ -120,6 +133,17 @@ public class FileNameMatcher {
this(createHeadsStartValues(patternString, invalidWildgetCharacter));
}
+ /**
+ * A Copy Constructor which creates a new {@link FileNameMatcher} with the
+ * same state and reset point like <code>other</code>.
+ *
+ * @param other
+ * another {@link FileNameMatcher} instance.
+ */
+ public FileNameMatcher(FileNameMatcher other) {
+ this(other.headsStartValue, other.heads);
+ }
+
private static List<Head> createHeadsStartValues(
final String patternString, final Character invalidWildgetCharacter)
throws InvalidPatternException {
--
1.5.4.3
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