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author | Chris Warrington <cmw@google.com> | 2016-10-18 12:29:21 +0100 |
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committer | Chris Warrington <cmw@google.com> | 2016-10-18 12:34:18 +0100 |
commit | e3780081075c01aa1dff6d1f373cb43192b33e68 (patch) | |
tree | fb734615933a39f3d009210dc0d1457160479b35 /libs/utils/WordPressUtils/src/main/java/org/wordpress/android/util/helpers/Version.java | |
parent | 7e05eb7e57827eddc885570bc00aed8a50320dbf (diff) | |
parent | 025b8b226c8d8edba2b309ca878572f40512eca7 (diff) | |
download | gradle-perf-android-medium-gradle_2.3.0.tar.gz |
Merge remote-tracking branch 'origin/upstream-master' into masterHEADstudio-3.4.0studio-3.2.1studio-3.1.2studio-3.0studio-2.3gradle_3.4.0gradle_3.1.2gradle_3.0.0gradle_2.3.0studio-master-devmirror-goog-studio-master-devmastermain
Change-Id: I63f5e16d09297c48432192761b840310935eb903
Diffstat (limited to 'libs/utils/WordPressUtils/src/main/java/org/wordpress/android/util/helpers/Version.java')
-rw-r--r-- | libs/utils/WordPressUtils/src/main/java/org/wordpress/android/util/helpers/Version.java | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/libs/utils/WordPressUtils/src/main/java/org/wordpress/android/util/helpers/Version.java b/libs/utils/WordPressUtils/src/main/java/org/wordpress/android/util/helpers/Version.java new file mode 100644 index 000000000..b35f84757 --- /dev/null +++ b/libs/utils/WordPressUtils/src/main/java/org/wordpress/android/util/helpers/Version.java @@ -0,0 +1,47 @@ +package org.wordpress.android.util.helpers; + +//See: http://stackoverflow.com/a/11024200 +public class Version implements Comparable<Version> { + private String version; + + public final String get() { + return this.version; + } + + public Version(String version) { + if(version == null) + throw new IllegalArgumentException("Version can not be null"); + if(!version.matches("[0-9]+(\\.[0-9]+)*")) + throw new IllegalArgumentException("Invalid version format"); + this.version = version; + } + + @Override public int compareTo(Version that) { + if(that == null) + return 1; + String[] thisParts = this.get().split("\\."); + String[] thatParts = that.get().split("\\."); + int length = Math.max(thisParts.length, thatParts.length); + for(int i = 0; i < length; i++) { + int thisPart = i < thisParts.length ? + Integer.parseInt(thisParts[i]) : 0; + int thatPart = i < thatParts.length ? + Integer.parseInt(thatParts[i]) : 0; + if(thisPart < thatPart) + return -1; + if(thisPart > thatPart) + return 1; + } + return 0; + } + + @Override public boolean equals(Object that) { + if(this == that) + return true; + if(that == null) + return false; + if(this.getClass() != that.getClass()) + return false; + return this.compareTo((Version) that) == 0; + } +} |