michael@0: /*
michael@0:  * Copyright (C) 2013 Square, Inc.
michael@0:  *
michael@0:  * Licensed under the Apache License, Version 2.0 (the "License");
michael@0:  * you may not use this file except in compliance with the License.
michael@0:  * You may obtain a copy of the License at
michael@0:  *
michael@0:  *      http://www.apache.org/licenses/LICENSE-2.0
michael@0:  *
michael@0:  * Unless required by applicable law or agreed to in writing, software
michael@0:  * distributed under the License is distributed on an "AS IS" BASIS,
michael@0:  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
michael@0:  * See the License for the specific language governing permissions and
michael@0:  * limitations under the License.
michael@0:  */
michael@0: package com.squareup.picasso;
michael@0: 
michael@0: import android.util.Log;
michael@0: import java.io.PrintWriter;
michael@0: import java.io.StringWriter;
michael@0: 
michael@0: /** Represents all stats for a {@link Picasso} instance at a single point in time. */
michael@0: public class StatsSnapshot {
michael@0:   private static final String TAG = "Picasso";
michael@0: 
michael@0:   public final int maxSize;
michael@0:   public final int size;
michael@0:   public final long cacheHits;
michael@0:   public final long cacheMisses;
michael@0:   public final long totalOriginalBitmapSize;
michael@0:   public final long totalTransformedBitmapSize;
michael@0:   public final long averageOriginalBitmapSize;
michael@0:   public final long averageTransformedBitmapSize;
michael@0:   public final int originalBitmapCount;
michael@0:   public final int transformedBitmapCount;
michael@0: 
michael@0:   public final long timeStamp;
michael@0: 
michael@0:   public StatsSnapshot(int maxSize, int size, long cacheHits, long cacheMisses,
michael@0:       long totalOriginalBitmapSize, long totalTransformedBitmapSize, long averageOriginalBitmapSize,
michael@0:       long averageTransformedBitmapSize, int originalBitmapCount, int transformedBitmapCount,
michael@0:       long timeStamp) {
michael@0:     this.maxSize = maxSize;
michael@0:     this.size = size;
michael@0:     this.cacheHits = cacheHits;
michael@0:     this.cacheMisses = cacheMisses;
michael@0:     this.totalOriginalBitmapSize = totalOriginalBitmapSize;
michael@0:     this.totalTransformedBitmapSize = totalTransformedBitmapSize;
michael@0:     this.averageOriginalBitmapSize = averageOriginalBitmapSize;
michael@0:     this.averageTransformedBitmapSize = averageTransformedBitmapSize;
michael@0:     this.originalBitmapCount = originalBitmapCount;
michael@0:     this.transformedBitmapCount = transformedBitmapCount;
michael@0:     this.timeStamp = timeStamp;
michael@0:   }
michael@0: 
michael@0:   /** Prints out this {@link StatsSnapshot} into log. */
michael@0:   public void dump() {
michael@0:     StringWriter logWriter = new StringWriter();
michael@0:     dump(new PrintWriter(logWriter));
michael@0:     Log.i(TAG, logWriter.toString());
michael@0:   }
michael@0: 
michael@0:   /** Prints out this {@link StatsSnapshot} with the the provided {@link PrintWriter}. */
michael@0:   public void dump(PrintWriter writer) {
michael@0:     writer.println("===============BEGIN PICASSO STATS ===============");
michael@0:     writer.println("Memory Cache Stats");
michael@0:     writer.print("  Max Cache Size: ");
michael@0:     writer.println(maxSize);
michael@0:     writer.print("  Cache Size: ");
michael@0:     writer.println(size);
michael@0:     writer.print("  Cache % Full: ");
michael@0:     writer.println((int) Math.ceil((float) size / maxSize * 100));
michael@0:     writer.print("  Cache Hits: ");
michael@0:     writer.println(cacheHits);
michael@0:     writer.print("  Cache Misses: ");
michael@0:     writer.println(cacheMisses);
michael@0:     writer.println("Bitmap Stats");
michael@0:     writer.print("  Total Bitmaps Decoded: ");
michael@0:     writer.println(originalBitmapCount);
michael@0:     writer.print("  Total Bitmap Size: ");
michael@0:     writer.println(totalOriginalBitmapSize);
michael@0:     writer.print("  Total Transformed Bitmaps: ");
michael@0:     writer.println(transformedBitmapCount);
michael@0:     writer.print("  Total Transformed Bitmap Size: ");
michael@0:     writer.println(totalTransformedBitmapSize);
michael@0:     writer.print("  Average Bitmap Size: ");
michael@0:     writer.println(averageOriginalBitmapSize);
michael@0:     writer.print("  Average Transformed Bitmap Size: ");
michael@0:     writer.println(averageTransformedBitmapSize);
michael@0:     writer.println("===============END PICASSO STATS ===============");
michael@0:     writer.flush();
michael@0:   }
michael@0: 
michael@0:   @Override public String toString() {
michael@0:     return "StatsSnapshot{"
michael@0:         + "maxSize="
michael@0:         + maxSize
michael@0:         + ", size="
michael@0:         + size
michael@0:         + ", cacheHits="
michael@0:         + cacheHits
michael@0:         + ", cacheMisses="
michael@0:         + cacheMisses
michael@0:         + ", totalOriginalBitmapSize="
michael@0:         + totalOriginalBitmapSize
michael@0:         + ", totalTransformedBitmapSize="
michael@0:         + totalTransformedBitmapSize
michael@0:         + ", averageOriginalBitmapSize="
michael@0:         + averageOriginalBitmapSize
michael@0:         + ", averageTransformedBitmapSize="
michael@0:         + averageTransformedBitmapSize
michael@0:         + ", originalBitmapCount="
michael@0:         + originalBitmapCount
michael@0:         + ", transformedBitmapCount="
michael@0:         + transformedBitmapCount
michael@0:         + ", timeStamp="
michael@0:         + timeStamp
michael@0:         + '}';
michael@0:   }
michael@0: }