X-Git-Url: http://source.jalview.org/gitweb/?p=vamsas.git;a=blobdiff_plain;f=src%2Fuk%2Fac%2Fvamsas%2Fobjects%2Futils%2Fdocument%2FVersionEntries.java;h=b8bd785d69218906468b2b353cd442866f76930f;hp=79723473c841391cb0c982a573339abb06a5b850;hb=844ccad5a3fcbedec17b2af66d460f31abc7cff1;hpb=6f33f705957d674dc2ab6c994a6ea87f7a91f40f

diff --git a/src/uk/ac/vamsas/objects/utils/document/VersionEntries.java b/src/uk/ac/vamsas/objects/utils/document/VersionEntries.java
index 7972347..b8bd785 100644
--- a/src/uk/ac/vamsas/objects/utils/document/VersionEntries.java
+++ b/src/uk/ac/vamsas/objects/utils/document/VersionEntries.java
@@ -1,49 +1,73 @@
-/**
- * 
- */
-package uk.ac.vamsas.objects.utils.document;
-
-import java.util.Hashtable;
-
-/**
- *  enumerates versions for the VamsasDocument.Version string
- *  provides version comparison methods
- *  TODO: LATER: associate schema versions with these strings
- */
-public class VersionEntries {
-  public static final String ALPHA_VERSION="alpha";
-  public static final String BETA_VERSION="beta";
-  protected static Hashtable versions;
-  static {
-    versions = new Hashtable();
-    // integers represent version hierarchy - 0 precedes 1
-    versions.put(ALPHA_VERSION, new Integer(0)); 
-    versions.put(BETA_VERSION, new Integer(1));
-  }
-  // TODO: LATER: decide on best pattern for enumeration classes (ie - need an ordered list of versions, and validator, plus explicit enum-strings)
-  public static boolean isVersion(String vstring) {
-    return versions.containsKey(vstring);
-  }
-  /**
-   * returns 0 if levels are equivalent, 
-   * 1 if higher is valid and higher, 
-   * 2 if lower is valid and higher
-   * -1 if both levels are invalid
-   * @param higher
-   * @param lower
-   * @return
-   */
-  public static int compare(String higher, String lower) {
-    int v_1 = versions.containsKey(higher) ? ((Integer) versions.get(higher)).intValue() : -1;
-    int v_2 = versions.containsKey(lower) ? ((Integer) versions.get(lower)).intValue() : -1;
-    int comp = v_1<v_2 ? 2 : v_1 == v_2 ? 0 : 1;
-    return (comp==0) ? (v_1!=-1 ? 0 : -1) : comp;
-  }
-  /**
-   * @return the latest version that this vamsas library supports
-   */
-  public static String latestVersion() {
-    return BETA_VERSION;
-  }
-
-}
+/*
+ * This file is part of the Vamsas Client version 0.1. 
+ * Copyright 2009 by Jim Procter, Iain Milne, Pierre Marguerite, 
+ *  Andrew Waterhouse and Dominik Lindner.
+ * 
+ * Earlier versions have also been incorporated into Jalview version 2.4 
+ * since 2008, and TOPALi version 2 since 2007.
+ * 
+ * The Vamsas Client is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *  
+ * The Vamsas Client 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 Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with the Vamsas Client.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package uk.ac.vamsas.objects.utils.document;
+
+import java.util.Hashtable;
+
+/**
+ * enumerates versions for the VamsasDocument.Version string provides version
+ * comparison methods TODO: LATER: associate schema versions with these strings
+ */
+public class VersionEntries {
+  public static final String ALPHA_VERSION = "alpha";
+
+  public static final String BETA_VERSION = "beta";
+
+  protected static Hashtable versions;
+  static {
+    versions = new Hashtable();
+    // integers represent version hierarchy - 0 precedes 1
+    versions.put(ALPHA_VERSION, new Integer(0));
+    versions.put(BETA_VERSION, new Integer(1));
+  }
+
+  // TODO: LATER: decide on best pattern for enumeration classes (ie - need an
+  // ordered list of versions, and validator, plus explicit enum-strings)
+  public static boolean isVersion(String vstring) {
+    return versions.containsKey(vstring);
+  }
+
+  /**
+   * returns 0 if levels are equivalent, 1 if higher is valid and higher, 2 if
+   * lower is valid and higher -1 if both levels are invalid
+   * 
+   * @param higher
+   * @param lower
+   * @return
+   */
+  public static int compare(String higher, String lower) {
+    int v_1 = versions.containsKey(higher) ? ((Integer) versions.get(higher))
+        .intValue() : -1;
+    int v_2 = versions.containsKey(lower) ? ((Integer) versions.get(lower))
+        .intValue() : -1;
+    int comp = v_1 < v_2 ? 2 : v_1 == v_2 ? 0 : 1;
+    return (comp == 0) ? (v_1 != -1 ? 0 : -1) : comp;
+  }
+
+  /**
+   * @return the latest version that this vamsas library supports
+   */
+  public static String latestVersion() {
+    return BETA_VERSION;
+  }
+
+}