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42 changes: 42 additions & 0 deletions
42
plugins/org.python.pydev.shared_core/src/org/python/pydev/shared_core/version/Version.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,42 @@ | ||
| package org.python.pydev.shared_core.version; | ||
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| import java.util.StringTokenizer; | ||
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| public class Version implements Comparable<Version> { | ||
| private int major; | ||
| private int minor; | ||
| private int patch; | ||
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| public Version(String versionString) { | ||
| StringTokenizer tokenizer = new StringTokenizer(versionString, "."); | ||
| if (tokenizer.hasMoreTokens()) { | ||
| major = Integer.parseInt(tokenizer.nextToken()); | ||
| } | ||
| if (tokenizer.hasMoreTokens()) { | ||
| minor = Integer.parseInt(tokenizer.nextToken()); | ||
| } | ||
| if (tokenizer.hasMoreTokens()) { | ||
| patch = Integer.parseInt(tokenizer.nextToken()); | ||
| } | ||
| } | ||
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| @Override | ||
| public int compareTo(Version other) { | ||
| if (this.major != other.major) { | ||
| return Integer.compare(this.major, other.major); | ||
| } | ||
| if (this.minor != other.minor) { | ||
| return Integer.compare(this.minor, other.minor); | ||
| } | ||
| return Integer.compare(this.patch, other.patch); | ||
| } | ||
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| public boolean isGreaterThanOrEqualTo(Version other) { | ||
| return compareTo(other) >= 0; | ||
| } | ||
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| @Override | ||
| public String toString() { | ||
| return major + "." + minor + "." + patch; | ||
| } | ||
| } |
29 changes: 29 additions & 0 deletions
29
.../org.python.pydev.shared_core/tests/org/python/pydev/shared_core/version/VersionTest.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,29 @@ | ||
| package org.python.pydev.shared_core.version; | ||
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| import junit.framework.TestCase; | ||
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| public class VersionTest extends TestCase { | ||
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| public void testVersionComparison() { | ||
| Version v1 = new Version("1.2"); | ||
| Version v2 = new Version("1.2.1"); | ||
| Version v3 = new Version("1.2.2"); | ||
| Version v4 = new Version("1.3"); | ||
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| Version v5 = new Version("2.0"); | ||
| Version v6 = new Version("2.0.0"); | ||
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| assertTrue(v1.isGreaterThanOrEqualTo(v1)); | ||
| assertTrue(v5.isGreaterThanOrEqualTo(v6)); | ||
| assertTrue(v5.isGreaterThanOrEqualTo(v4)); | ||
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| assertFalse(v1.isGreaterThanOrEqualTo(v2)); | ||
| assertFalse(v2.isGreaterThanOrEqualTo(v3)); | ||
| assertFalse(v3.isGreaterThanOrEqualTo(v4)); | ||
| assertFalse(v4.isGreaterThanOrEqualTo(v5)); | ||
| } | ||
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| public static void main(String[] args) { | ||
| junit.textui.TestRunner.run(VersionTest.class); | ||
| } | ||
| } |
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