2 files changed, 41 insertions, 4 deletions
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/util/AlgorithmNames.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/util/AlgorithmNames.java
index 2499f2571..9acc7a73b 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/util/AlgorithmNames.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/util/AlgorithmNames.java
@@ -20,6 +20,7 @@ package org.sufficientlysecure.keychain.util;
 import android.annotation.SuppressLint;
 import android.app.Activity;
 
+import org.spongycastle.bcpg.CompressionAlgorithmTags;
 import org.spongycastle.bcpg.HashAlgorithmTags;
 import org.spongycastle.openpgp.PGPEncryptedData;
 import org.sufficientlysecure.keychain.Constants;
@@ -57,13 +58,13 @@ public class AlgorithmNames {
         mHashNames.put(HashAlgorithmTags.SHA384, "SHA-384");
         mHashNames.put(HashAlgorithmTags.SHA512, "SHA-512");
 
-        mCompressionNames.put(Constants.choice.compression.none, mActivity.getString(R.string.choice_none)
+        mCompressionNames.put(CompressionAlgorithmTags.UNCOMPRESSED, mActivity.getString(R.string.choice_none)
                 + " (" + mActivity.getString(R.string.compression_fast) + ")");
-        mCompressionNames.put(Constants.choice.compression.zip,
+        mCompressionNames.put(CompressionAlgorithmTags.ZIP,
                 "ZIP (" + mActivity.getString(R.string.compression_fast) + ")");
-        mCompressionNames.put(Constants.choice.compression.zlib,
+        mCompressionNames.put(CompressionAlgorithmTags.ZLIB,
                 "ZLIB (" + mActivity.getString(R.string.compression_fast) + ")");
-        mCompressionNames.put(Constants.choice.compression.bzip2,
+        mCompressionNames.put(CompressionAlgorithmTags.BZIP2,
                 "BZIP2 (" + mActivity.getString(R.string.compression_very_slow) + ")");
     }
 
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/util/DatabaseUtil.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/util/DatabaseUtil.java
new file mode 100644
index 000000000..c18e5cabd
--- /dev/null
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/util/DatabaseUtil.java
@@ -0,0 +1,36 @@
+package org.sufficientlysecure.keychain.util;
+
+import android.text.TextUtils;
+
+/**
+ * Shamelessly copied from android.database.DatabaseUtils
+ */
+public class DatabaseUtil {
+    /**
+     * Concatenates two SQL WHERE clauses, handling empty or null values.
+     */
+    public static String concatenateWhere(String a, String b) {
+        if (TextUtils.isEmpty(a)) {
+            return b;
+        }
+        if (TextUtils.isEmpty(b)) {
+            return a;
+        }
+
+        return "(" + a + ") AND (" + b + ")";
+    }
+
+    /**
+     * Appends one set of selection args to another. This is useful when adding a selection
+     * argument to a user provided set.
+     */
+    public static String[] appendSelectionArgs(String[] originalValues, String[] newValues) {
+        if (originalValues == null || originalValues.length == 0) {
+            return newValues;
+        }
+        String[] result = new String[originalValues.length + newValues.length ];
+        System.arraycopy(originalValues, 0, result, 0, originalValues.length);
+        System.arraycopy(newValues, 0, result, originalValues.length, newValues.length);
+        return result;
+    }
+}