Implement "equals" for Pair class.

[Dictionary.git] / src / com / hughes / android / dictionary / engine / PairEntry.java

diff --git a/src/com/hughes/android/dictionary/engine/PairEntry.java b/src/com/hughes/android/dictionary/engine/PairEntry.java
index be61289b6d145b7866a305dab1c75630604c2b8b..d47ae893831cf2597fc776de9d4fbe3975d605d6 100644 (file)
--- a/src/com/hughes/android/dictionary/engine/PairEntry.java
+++ b/src/com/hughes/android/dictionary/engine/PairEntry.java
@@ -14,19 +14,21 @@
 
 package com.hughes.android.dictionary.engine;
 
+import com.hughes.util.StringUtil;
 import com.hughes.util.raf.RAFListSerializer;
 import com.hughes.util.raf.RAFSerializable;
 import com.ibm.icu.text.Transliterator;
 
+import java.io.DataInput;
+import java.io.DataOutput;
 import java.io.IOException;
 import java.io.PrintStream;
-import java.io.RandomAccessFile;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.regex.Pattern;
 
 public class PairEntry extends AbstractEntry implements RAFSerializable<PairEntry>,
-        Comparable<PairEntry> {
+    Comparable<PairEntry> {
 
     public final List<Pair> pairs;
 
@@ -40,10 +42,10 @@ public class PairEntry extends AbstractEntry implements RAFSerializable<PairEntr
         this.pairs.add(new Pair(lang1, lang2));
     }
 
-    public PairEntry(final Dictionary dictionary, final RandomAccessFile raf, final int index)
-            throws IOException {
+    public PairEntry(final Dictionary dictionary, final DataInput raf, final int index)
+    throws IOException {
         super(dictionary, raf, index);
-        final int size = raf.readInt();
+        final int size = dictionary.dictFileVersion >= 7 ? StringUtil.readVarInt(raf) : raf.readInt();
         pairs = new ArrayList<PairEntry.Pair>(size);
         for (int i = 0; i < size; ++i) {
             pairs.add(new Pair(raf.readUTF(), raf.readUTF()));
@@ -51,10 +53,9 @@ public class PairEntry extends AbstractEntry implements RAFSerializable<PairEntr
     }
 
     @Override
-    public void write(RandomAccessFile raf) throws IOException {
+    public void write(DataOutput raf) throws IOException {
         super.write(raf);
-        // TODO: this could be a short.
-        raf.writeInt(pairs.size());
+        StringUtil.writeVarInt(raf, pairs.size());
         for (int i = 0; i < pairs.size(); ++i) {
             assert pairs.get(i).lang1.length() > 0;
             raf.writeUTF(pairs.get(i).lang1);
@@ -71,15 +72,15 @@ public class PairEntry extends AbstractEntry implements RAFSerializable<PairEntr
         }
 
         @Override
-        public PairEntry read(RandomAccessFile raf, int index) throws IOException {
+        public PairEntry read(DataInput raf, int index) throws IOException {
             return new PairEntry(dictionary, raf, index);
         }
 
         @Override
-        public void write(RandomAccessFile raf, PairEntry t) throws IOException {
+        public void write(DataOutput raf, PairEntry t) throws IOException {
             t.write(raf);
         }
-    };
+    }
 
     @Override
     public void addToDictionary(final Dictionary dictionary) {
@@ -97,13 +98,13 @@ public class PairEntry extends AbstractEntry implements RAFSerializable<PairEntr
 
     public static class Row extends RowBase {
 
-        Row(final RandomAccessFile raf, final int thisRowIndex,
-                final Index index) throws IOException {
-            super(raf, thisRowIndex, index);
+        Row(final DataInput raf, final int thisRowIndex,
+            final Index index, int extra) throws IOException {
+            super(raf, thisRowIndex, index, extra);
         }
 
         Row(final int referenceIndex, final int thisRowIndex,
-                final Index index) {
+            final Index index) {
             super(referenceIndex, thisRowIndex, index);
         }
 
@@ -133,8 +134,8 @@ public class PairEntry extends AbstractEntry implements RAFSerializable<PairEntr
 
         @Override
         public RowMatchType matches(final List<String> searchTokens,
-                final Pattern orderedMatchPattern, final Transliterator normalizer,
-                final boolean swapPairEntries) {
+                                    final Pattern orderedMatchPattern, final Transliterator normalizer,
+                                    final boolean swapPairEntries) {
             final int side = swapPairEntries ? 1 : 0;
             final List<Pair> pairs = getEntry().pairs;
             final String[] pairSides = new String[pairs.size()];
@@ -240,5 +241,19 @@ public class PairEntry extends AbstractEntry implements RAFSerializable<PairEntr
             throw new IllegalArgumentException();
         }
 
+        @Override
+        public boolean equals(Object o)
+        {
+            if (o == this) return true;
+            if (!(o instanceof Pair)) return false;
+            Pair p = (Pair)o;
+            return p.lang1.equals(lang1) && p.lang2.equals(lang2);
+        }
+
+        @Override
+        public int hashCode()
+        {
+            return (lang1 + "|" + lang2).hashCode();
+        }
     }
 }