LatinIME/java/src/com/android/inputmethod/latin/DictionaryStats.java

104 lines
3.3 KiB
Java

/*
* Copyright (C) 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.inputmethod.latin;
import java.io.File;
import java.math.BigDecimal;
import java.util.Locale;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
public class DictionaryStats {
public static final int NOT_AN_ENTRY_COUNT = -1;
public final Locale mLocale;
public final String mDictType;
public final String mDictFileName;
public final long mDictFileSize;
public final int mContentVersion;
public final int mWordCount;
public DictionaryStats(
@Nonnull final Locale locale,
@Nonnull final String dictType,
@Nullable final String dictFileName,
@Nullable final File dictFile,
final int contentVersion) {
mLocale = locale;
mDictType = dictType;
mDictFileSize = (dictFile == null || !dictFile.exists()) ? 0 : dictFile.length();
mDictFileName = dictFileName;
mContentVersion = contentVersion;
mWordCount = -1;
}
public DictionaryStats(
@Nonnull final Locale locale,
@Nonnull final String dictType,
final int wordCount) {
mLocale = locale;
mDictType = dictType;
mDictFileSize = wordCount;
mDictFileName = null;
mContentVersion = 0;
mWordCount = wordCount;
}
public String getFileSizeString() {
BigDecimal bytes = new BigDecimal(mDictFileSize);
BigDecimal kb = bytes.divide(new BigDecimal(1024), 2, BigDecimal.ROUND_HALF_UP);
if (kb.longValue() == 0) {
return bytes.toString() + " bytes";
}
BigDecimal mb = kb.divide(new BigDecimal(1024), 2, BigDecimal.ROUND_HALF_UP);
if (mb.longValue() == 0) {
return kb.toString() + " kb";
}
return mb.toString() + " Mb";
}
@Override
public String toString() {
final StringBuilder builder = new StringBuilder(mDictType);
if (mDictType.equals(Dictionary.TYPE_MAIN)) {
builder.append(" (");
builder.append(mContentVersion);
builder.append(")");
}
builder.append(": ");
if (mWordCount > -1) {
builder.append(mWordCount);
builder.append(" words");
} else {
builder.append(mDictFileName);
builder.append(" / ");
builder.append(getFileSizeString());
}
return builder.toString();
}
public static String toString(final Iterable<DictionaryStats> stats) {
final StringBuilder builder = new StringBuilder("LM Stats");
for (DictionaryStats stat : stats) {
builder.append("\n ");
builder.append(stat.toString());
}
return builder.toString();
}
}