[client] Clean up sorting logic of image and lecture table

1 files changed, 51 insertions, 0 deletions

diff --git a/dozentenmodul/src/main/java/org/openslx/dozmod/thrift/Sorters.java b/dozentenmodul/src/main/java/org/openslx/dozmod/thrift/Sorters.java
new file mode 100644
index 00000000..8a0559f2
--- /dev/null
+++ b/dozentenmodul/src/main/java/org/openslx/dozmod/thrift/Sorters.java
@@ -0,0 +1,51 @@
+package org.openslx.dozmod.thrift;
+
+import java.util.Comparator;
+
+import org.openslx.bwlp.thrift.iface.OperatingSystem;
+import org.openslx.bwlp.thrift.iface.UserInfo;
+import org.openslx.dozmod.thrift.cache.MetaDataCache;
+import org.openslx.dozmod.thrift.cache.UserCache;
+import org.openslx.dozmod.util.FormatHelper;
+
+/**
+ * Collection of comparators targeted at sorting different objects in a
+ * human-suitable way (e.g. sort users by their display name)
+ */
+public class Sorters {
+
+	public static final Comparator<UserInfo> userName = new Comparator<UserInfo>() {
+		@Override
+		public int compare(UserInfo o1, UserInfo o2) {
+			return FormatHelper.userName(o1).compareTo(FormatHelper.userName(o2));
+		}
+	};
+
+	public static final Comparator<String> userNameById = new Comparator<String>() {
+		@Override
+		public int compare(String o1, String o2) {
+			return userName.compare(UserCache.find(o1), UserCache.find(o2));
+		}
+	};
+
+	public static final Comparator<OperatingSystem> osName = new Comparator<OperatingSystem>() {
+		@Override
+		public int compare(OperatingSystem o1, OperatingSystem o2) {
+			return FormatHelper.osName(o1).compareTo(FormatHelper.osName(o2));
+		}
+	};
+
+	public static final Comparator<Integer> osNameById = new Comparator<Integer>() {
+		@Override
+		public int compare(Integer o1, Integer o2) {
+			if (o1 == null) {
+				o1 = 0;
+			}
+			if (o2 == null) {
+				o2 = 0;
+			}
+			return osName.compare(MetaDataCache.getOsById(o1), MetaDataCache.getOsById(o2));
+		}
+	};
+
+}