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Diffstat (limited to 'src/github/daneren2005/dsub/domain/Version.java')
| -rw-r--r-- | src/github/daneren2005/dsub/domain/Version.java | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/src/github/daneren2005/dsub/domain/Version.java b/src/github/daneren2005/dsub/domain/Version.java new file mode 100644 index 00000000..40edf563 --- /dev/null +++ b/src/github/daneren2005/dsub/domain/Version.java @@ -0,0 +1,171 @@ +/* + This file is part of Subsonic. + + Subsonic is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. + + Subsonic is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with Subsonic. If not, see <http://www.gnu.org/licenses/>. + + Copyright 2009 (C) Sindre Mehus + */ +package github.daneren2005.dsub.domain; + +/** + * Represents the version number of the Subsonic Android app. + * + * @author Sindre Mehus + * @version $Revision: 1.3 $ $Date: 2006/01/20 21:25:16 $ + */ +public class Version implements Comparable<Version> { + private int major; + private int minor; + private int beta; + private int bugfix; + + /** + * Creates a new version instance by parsing the given string. + * @param version A string of the format "1.27", "1.27.2" or "1.27.beta3". + */ + public Version(String version) { + String[] s = version.split("\\."); + major = Integer.valueOf(s[0]); + minor = Integer.valueOf(s[1]); + + if (s.length > 2) { + if (s[2].contains("beta")) { + beta = Integer.valueOf(s[2].replace("beta", "")); + } else { + bugfix = Integer.valueOf(s[2]); + } + } + } + + public int getMajor() { + return major; + } + + public int getMinor() { + return minor; + } + + public String getVersion() { + switch(major) { + case 1: + switch(minor) { + case 0: + return "3.8"; + case 1: + return "3.9"; + case 2: + return "4.0"; + case 3: + return "4.1"; + case 4: + return "4.2"; + case 5: + return "4.3.1"; + case 6: + return "4.5"; + case 7: + return "4.6"; + case 8: + return "4.7"; + case 9: + return "4.8"; + } + } + return ""; + } + + /** + * Return whether this object is equal to another. + * @param o Object to compare to. + * @return Whether this object is equals to another. + */ + public boolean equals(Object o) { + if (this == o) return true; + if (o == null || getClass() != o.getClass()) return false; + + final Version version = (Version) o; + + if (beta != version.beta) return false; + if (bugfix != version.bugfix) return false; + if (major != version.major) return false; + return minor == version.minor; + } + + /** + * Returns a hash code for this object. + * @return A hash code for this object. + */ + public int hashCode() { + int result; + result = major; + result = 29 * result + minor; + result = 29 * result + beta; + result = 29 * result + bugfix; + return result; + } + + /** + * Returns a string representation of the form "1.27", "1.27.2" or "1.27.beta3". + * @return A string representation of the form "1.27", "1.27.2" or "1.27.beta3". + */ + public String toString() { + StringBuffer buf = new StringBuffer(); + buf.append(major).append('.').append(minor); + if (beta != 0) { + buf.append(".beta").append(beta); + } else if (bugfix != 0) { + buf.append('.').append(bugfix); + } + + return buf.toString(); + } + + /** + * Compares this object with the specified object for order. + * @param version The object to compare to. + * @return A negative integer, zero, or a positive integer as this object is less than, equal to, or + * greater than the specified object. + */ + @Override + public int compareTo(Version version) { + if (major < version.major) { + return -1; + } else if (major > version.major) { + return 1; + } + + if (minor < version.minor) { + return -1; + } else if (minor > version.minor) { + return 1; + } + + if (bugfix < version.bugfix) { + return -1; + } else if (bugfix > version.bugfix) { + return 1; + } + + int thisBeta = beta == 0 ? Integer.MAX_VALUE : beta; + int otherBeta = version.beta == 0 ? Integer.MAX_VALUE : version.beta; + + if (thisBeta < otherBeta) { + return -1; + } else if (thisBeta > otherBeta) { + return 1; + } + + return 0; + } +}
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