5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 package sun.java2d.marlin; 26 27 import static sun.java2d.marlin.ArrayCacheConst.ARRAY_SIZES; 28 import static sun.java2d.marlin.ArrayCacheConst.BUCKETS; 29 import static sun.java2d.marlin.ArrayCacheConst.MAX_ARRAY_SIZE; 30 import static sun.java2d.marlin.MarlinUtils.logInfo; 31 import static sun.java2d.marlin.MarlinUtils.logException; 32 33 import java.lang.ref.WeakReference; 34 import java.util.Arrays; 35 36 import sun.java2d.marlin.ArrayCacheConst.BucketStats; 37 import sun.java2d.marlin.ArrayCacheConst.CacheStats; 38 39 /* 40 * Note that the [BYTE/INT/FLOAT]ArrayCache files are nearly identical except 41 * for a few type and name differences. Typically, the [BYTE]ArrayCache.java file 42 * is edited manually and then [INT]ArrayCache.java and [FLOAT]ArrayCache.java 43 * files are generated with the following command lines: 44 */ 45 // % sed -e 's/(b\yte)[ ]*//g' -e 's/b\yte/int/g' -e 's/B\yte/Int/g' < B\yteArrayCache.java > IntArrayCache.java 46 // % sed -e 's/(b\yte)[ ]*/(float) /g' -e 's/b\yte/float/g' -e 's/B\yte/Float/g' < B\yteArrayCache.java > FloatArrayCache.java 47 48 final class ByteArrayCache implements MarlinConst { 49 50 final boolean clean; 51 private final int bucketCapacity; 52 private WeakReference<Bucket[]> refBuckets = null; 53 final CacheStats stats; 54 55 ByteArrayCache(final boolean clean, final int bucketCapacity) { 56 this.clean = clean; 57 this.bucketCapacity = bucketCapacity; 58 this.stats = (DO_STATS) ? 59 new CacheStats(getLogPrefix(clean) + "ByteArrayCache") : null; 60 } 61 62 Bucket getCacheBucket(final int length) { 63 final int bucket = ArrayCacheConst.getBucket(length); 64 return getBuckets()[bucket]; 65 } 66 214 stats.returnOp++; 215 } 216 // fill cache: 217 if (arrays.length > tail) { 218 arrays[tail++] = array; 219 220 if (DO_STATS) { 221 stats.updateMaxSize(tail); 222 } 223 } else if (DO_CHECKS) { 224 logInfo(getLogPrefix(clean) + "ByteArrayCache: " 225 + "array capacity exceeded !"); 226 } 227 } 228 } 229 230 static byte[] createArray(final int length, final boolean clean) { 231 if (clean) { 232 return new byte[length]; 233 } 234 // use JDK9 Unsafe.allocateUninitializedArray(class, length): 235 return (byte[]) OffHeapArray.UNSAFE.allocateUninitializedArray(byte.class, length); 236 } 237 238 static void fill(final byte[] array, final int fromIndex, 239 final int toIndex, final byte value) 240 { 241 // clear array data: 242 Arrays.fill(array, fromIndex, toIndex, value); 243 if (DO_CHECKS) { 244 check(array, fromIndex, toIndex, value); 245 } 246 } 247 248 static void check(final byte[] array, final int fromIndex, 249 final int toIndex, final byte value) 250 { 251 if (DO_CHECKS) { 252 // check zero on full array: 253 for (int i = 0; i < array.length; i++) { 254 if (array[i] != value) { 255 logException("Invalid value at: " + i + " = " + array[i] | 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package sun.java2d.marlin; 27 28 import static sun.java2d.marlin.ArrayCacheConst.ARRAY_SIZES; 29 import static sun.java2d.marlin.ArrayCacheConst.BUCKETS; 30 import static sun.java2d.marlin.ArrayCacheConst.MAX_ARRAY_SIZE; 31 import static sun.java2d.marlin.MarlinUtils.logInfo; 32 import static sun.java2d.marlin.MarlinUtils.logException; 33 34 import java.lang.ref.WeakReference; 35 import java.util.Arrays; 36 37 import sun.java2d.marlin.ArrayCacheConst.BucketStats; 38 import sun.java2d.marlin.ArrayCacheConst.CacheStats; 39 40 /* 41 * Note that the [BYTE/INT/FLOAT/DOUBLE]ArrayCache files are nearly identical except 42 * for a few type and name differences. Typically, the [BYTE]ArrayCache.java file 43 * is edited manually and then [INT/FLOAT/DOUBLE]ArrayCache.java 44 * files are generated with the following command lines: 45 */ 46 // % sed -e 's/(b\yte)[ ]*//g' -e 's/b\yte/int/g' -e 's/B\yte/Int/g' < B\yteArrayCache.java > IntArrayCache.java 47 // % sed -e 's/(b\yte)[ ]*0/0.0f/g' -e 's/(b\yte)[ ]*/(float) /g' -e 's/b\yte/float/g' -e 's/B\yte/Float/g' < B\yteArrayCache.java > FloatArrayCache.java 48 // % sed -e 's/(b\yte)[ ]*0/0.0d/g' -e 's/(b\yte)[ ]*/(double) /g' -e 's/b\yte/double/g' -e 's/B\yte/Double/g' < B\yteArrayCache.java > DoubleArrayCache.java 49 50 final class ByteArrayCache implements MarlinConst { 51 52 final boolean clean; 53 private final int bucketCapacity; 54 private WeakReference<Bucket[]> refBuckets = null; 55 final CacheStats stats; 56 57 ByteArrayCache(final boolean clean, final int bucketCapacity) { 58 this.clean = clean; 59 this.bucketCapacity = bucketCapacity; 60 this.stats = (DO_STATS) ? 61 new CacheStats(getLogPrefix(clean) + "ByteArrayCache") : null; 62 } 63 64 Bucket getCacheBucket(final int length) { 65 final int bucket = ArrayCacheConst.getBucket(length); 66 return getBuckets()[bucket]; 67 } 68 216 stats.returnOp++; 217 } 218 // fill cache: 219 if (arrays.length > tail) { 220 arrays[tail++] = array; 221 222 if (DO_STATS) { 223 stats.updateMaxSize(tail); 224 } 225 } else if (DO_CHECKS) { 226 logInfo(getLogPrefix(clean) + "ByteArrayCache: " 227 + "array capacity exceeded !"); 228 } 229 } 230 } 231 232 static byte[] createArray(final int length, final boolean clean) { 233 if (clean) { 234 return new byte[length]; 235 } 236 // use JDK9 Unsafe.allocateUninitializedArray(class, length): 237 return (byte[]) OffHeapArray.UNSAFE.allocateUninitializedArray(byte.class, length); 238 } 239 240 static void fill(final byte[] array, final int fromIndex, 241 final int toIndex, final byte value) 242 { 243 // clear array data: 244 Arrays.fill(array, fromIndex, toIndex, value); 245 if (DO_CHECKS) { 246 check(array, fromIndex, toIndex, value); 247 } 248 } 249 250 static void check(final byte[] array, final int fromIndex, 251 final int toIndex, final byte value) 252 { 253 if (DO_CHECKS) { 254 // check zero on full array: 255 for (int i = 0; i < array.length; i++) { 256 if (array[i] != value) { 257 logException("Invalid value at: " + i + " = " + array[i] |